EP2473402B1 - Oberes rudertraglager - Google Patents

Oberes rudertraglager Download PDF

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Publication number
EP2473402B1
EP2473402B1 EP10752549.5A EP10752549A EP2473402B1 EP 2473402 B1 EP2473402 B1 EP 2473402B1 EP 10752549 A EP10752549 A EP 10752549A EP 2473402 B1 EP2473402 B1 EP 2473402B1
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EP
European Patent Office
Prior art keywords
bearing
rudder
housing
radial
axial
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
EP10752549.5A
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German (de)
English (en)
French (fr)
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EP2473402A1 (de
Inventor
Manfred Nagel
Jörg Hiesener
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.)
Becker Marine Systems GmbH and Co KG
Original Assignee
Becker Marine Systems GmbH and Co KG
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 Becker Marine Systems GmbH and Co KG filed Critical Becker Marine Systems GmbH and Co KG
Priority to SI201030864T priority Critical patent/SI2473402T1/sl
Priority to PL10752549T priority patent/PL2473402T3/pl
Publication of EP2473402A1 publication Critical patent/EP2473402A1/de
Application granted granted Critical
Publication of EP2473402B1 publication Critical patent/EP2473402B1/de
Priority to HRP20150137AT priority patent/HRP20150137T1/hr
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63H—MARINE PROPULSION OR STEERING
    • B63H25/00—Steering; Slowing-down otherwise than by use of propulsive elements; Dynamic anchoring, i.e. positioning vessels by means of main or auxiliary propulsive elements
    • B63H25/52—Parts for steering not otherwise provided for
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y10—TECHNICAL SUBJECTS COVERED BY FORMER USPC
    • Y10T—TECHNICAL SUBJECTS COVERED BY FORMER US CLASSIFICATION
    • Y10T29/00—Metal working
    • Y10T29/49—Method of mechanical manufacture
    • Y10T29/49636—Process for making bearing or component thereof
    • Y10T29/49643—Rotary bearing

Definitions

  • the invention relates to an upper Rudertraglager for storage of a rudder stock of a rudder of a watercraft, in particular ship.
  • Known rudders include a rudder blade and a rudder blade connected to the rudder blade, around which the rudder blade is rotatable.
  • the rudder stock is generally supported by two bearings in the hull.
  • An upper Rudertraglager is arranged at the top, the arranged inside the ship rowing machine end of the rudder stock.
  • a lower rudder stock bearing is usually further in the direction of the other, rudder blade-side end of the rudder stock, and in particular shortly before the exit of the rudder stock from the hull or the skeg arranged. If only one bearing should be provided in the hull or in the skeg for the storage of the rudder stock, then the upper row hanger bearing according to the invention can be used as this one bearing.
  • the WO 2007/073071 A1 is considered to be the closest prior art, and shows a spade rudder with a rudder post for rotation of the rudder and a vertical bearing disposed on a lateral surface of the rudder post. Furthermore, a horizontal bearing and a horizontal bearing housing are provided.
  • the DE 44 26 953 A1 discloses a rudder with rotatable fin and with an upper pivot bearing for the main control and auxiliary control member, wherein the main rudder and a fin rudder shaft are rotatably mounted or supported in a flat hollow pillar bearing arranged in the bottom structure of the ship's tail at the location of the rudder coker.
  • the DE 103 35 485 A1 discloses a ship's rudder system with a rudder system in which the rudder machine spider is formed as a combined unit with radial neck bearings and / or thrust bearings and is supported in bearing housings near the Gillungs-Hintersteven.
  • the upper Rudertraglager invention has a bearing housing, which is formed in two parts and comprises a housing base and a housing cover.
  • a thrust bearing and a radial bearing is arranged in the bearing housing of the Rudertraglagers.
  • both Axialals and radial bearings are arranged in a single housing, or formed integrally formed in the housing, an extremely compact arrangement and a simple installation and removal of the Rudertraglagers is possible.
  • both the axial and the radial bearing are designed as plain bearings, d. h., The elements to be stored (bearing elements) move directly or only separated by a lubricating film past each other. As a result, the structure is further simplified, since no additional rolling elements o. The like. Are provided.
  • the thrust bearing and / or the radial bearing are designed as a self-lubricating bearing.
  • Self-lubricating bearings are also called “solid friction bearings” because they generally experience solid friction. This is due to a self-lubrication property of one of the partners or one of the two bearing elements. These bearings do not require additional lubrication or lubricants, since there are embedded, solid lubricants in the material made from them, which reach the surface during operation due to micro wear and thus reduce friction and wear of the bearings.
  • plastics or plastic composites and / or ceramic building materials are used for the formation of such bearings or one of the normally two mutually movable bearing elements.
  • PTFE polytetrafluoroethylene
  • ACM acrylate rubber
  • graphite-containing materials can be used.
  • plastics and optionally additional metal materials and no ceramics may be used.
  • composite materials for producing at least one of the bearing elements of the axial and / or radial bearing designed as a self-lubricating bearing in which case at least one of the components of the composite material comprises a solid lubricant.
  • no rubber, "rubber" or similar elastic materials are used.
  • the structure of the Rudertraglagers invention is further simplified because no additional means for providing a lubricating film o. The like. And no external lubricants must be provided.
  • the present invention is advantageous because no lubricants, such as grease, can get out of the camp into the environment. It is also advantageous that, in contrast to conventional, often made of metal bearings in which, for example, one of the bearing elements is made of bronze, the risk of seizure self-lubricating bearings is almost impossible. Furthermore, such bearings are extremely low maintenance. It is advantageous that the upper Rudertraglager invention requires no oil / grease lubrication or other external lubrication. This is permanent, d. H. during the entire service life, the case and not only in emergency mode or short term.
  • the bearing housing may in principle be made in any suitable form and made of any suitable material, wherein preferably a metallic material, in particular steel, is used.
  • a metallic material in particular steel
  • parts of the axial and / or radial bearing can also be arranged between individual parts of the bearing housing or in edge regions of the housing or the housing parts. It is crucial that the bearing housing forms a unit together with the axial and the radial bearing and is therefore made compact.
  • the bearing housing is advantageously closed to the outside and / or sealed.
  • the first bearing element of the axial bearing is attached to a housing part, in particular on the housing base body, and the second bearing element of the axial bearing on the other housing part, in particular on the housing cover.
  • the two housing parts are movable against each other.
  • the one housing part for example the housing cover, may be fastened to the rudder stock so that the housing cover and the second bearing element attached thereto rotate with it.
  • the other housing part in particular the housing base body, must be fixed or fastened to the hull.
  • the axial bearing arranged in the housing is arranged between the two housing parts.
  • the bearing elements of the axial bearing are particularly preferably designed as annular disks and those of the radial bearing as bushings or sleeves.
  • the structure is further simplified, since these are common components of the geometric dimensions, often already in the required shape or dimension be purchased directly and do not need to be made extra. Also, there is no material loss, as is the case for example, when a special bearing element form has to be milled or turned from a blank.
  • the upper Rudertraglager invention can be provided in all known types of rudders, especially in Vollschweberudern, Halbschweberudern or stored in the Stevensohle rowing.
  • the bearing could also be used in other control or maneuvering systems of watercraft, for example on rotatable Kort nozzles or the like.
  • the upper Rudertraglager for oars, especially fin rudder used for ships in the commercial or military field. These include both sea and inland waterway vessels. Not suitable is the support bearing usually for sport boats o. The like.
  • the upper support bearing according to the invention is designed such that it can withstand pivotal movements or reciprocating rotary movements up to a maximum deflection of ⁇ 70 °. A further pivoting usually does not take place in rowing.
  • the upper Rudertraglager invention is not, as is the case with other types of bearings, for rotating rotating shafts o. The like. Formed.
  • the support bearing according to the invention is not a bearing for continuous rotational or rotational movements, but for pivoting movements up to a maximum of ⁇ 70 °.
  • the rudder shafts In the rowing, for which the upper Rudertraglager invention is particularly suitable, ie for ships from the commercial or military sector, the rudder shafts often have great lengths, so that the Rudertraglager covers only a fraction of the total length of the rudder stock.
  • the length of the Rudertraglagers in the axial direction is only a fraction of the length of the rudder stock.
  • the length of the Rudertraglagers be less than 50%, preferably less than 30%, more preferably less than 20% of the length of the rudder stock.
  • the housing base body is advantageously designed such that it comprises the rudder stock and the radial bearing.
  • the housing base body may be cylindrical.
  • the housing cover is expediently rather flat or disk-shaped or plate-like and has a passage to the passage of the rudder stock.
  • the housing cover is expediently in the installed state above the housing base body, d. H. facing the rowing machine end of the rudder stock, arranged.
  • the thrust bearing can be arranged in particular between the housing base body and the housing cover.
  • Plain bearings generally have two bearing elements, i. H. two elements to be stored on, which are directly movable against each other.
  • the axial bearing has a first bearing element which comprises a non-metallic material and preferably consists entirely of this non-metallic material.
  • this non-metallic material may be a plastic or a plastic composite.
  • Plastic bearing element expediently has an embedded solid lubricant, whereby the bearing element has self-lubricating properties and no additional lubrication must be provided by oil or grease.
  • the first bearing element as an annular disc is formed, wherein the inner circular opening of the annular disc is dimensioned such that the rudder stock can be passed and optionally still the radial bearing between the outer ring of the annular disc and rudder shaft can be arranged.
  • Such a bearing element or such a plastic or "synthetic" ring disk can particularly preferably consist of a plastic composite of base polymer, reinforcing materials (eg fibers) and embedded solid lubricants. Examples of such composites are Thordon and Orkot ®.
  • the first, a solid lubricant bearing element of the thrust bearing on the bearing housing.
  • the attachment may preferably be made by means of screwing or bolting. Also other known and suitable connection methods are known from the prior art. If the bearing housing consists of a housing cover and a housing base body, the first bearing element is preferably fastened to the housing base body, particularly preferably to its upper end face.
  • the radial bearing also has a first bearing element, which comprises a non-metallic material and preferably consists entirely of the non-metallic material.
  • the non-metallic material may be a plastic, in which case the abovementioned examples for plastics may also be used with preference.
  • the material of the first bearing element of the radial bearing may be formed equal to the material of the first bearing element of the axial bearing described above.
  • the first bearing element of the radial bearing can be designed as a bearing bush, which is arranged around the rudder stock.
  • the bearing bush is expediently within the bearing housing or the
  • the bearing bush or the first bearing element is fastened with its outer jacket on the inside or on the jacket of the bearing housing.
  • the attachment can be carried out in particular by means of cold stretching or gluing, wherein in principle also other known from the prior art and suitable connection methods can be used.
  • the first bearing element of the axial bearing and the first bearing element of the radial bearing are two separate components. However, it is also possible to perform this as a component.
  • both the axial and / or the radial bearing on a second bearing element wherein the first and the second bearing element are movable relative to each other, and wherein preferably the second bearing element made of a metallic material, in particular stainless steel.
  • a metallic material in particular stainless steel
  • the second bearing element of the thrust bearing may be formed, for example, as a further annular disc, in which case the two annular discs are rotated against each other.
  • the second bearing element of the radial bearing can for example be a directly applied to the shaft and this comprehensive sleeve or a shaft cover, which moves with the shaft and against the fixedly mounted on the housing, in particular designed as a bearing bush, the first bearing element.
  • the first bearing element of the radial bearing can also move directly opposite the rudder stock, in which case the rudder stock itself forms the second bearing element.
  • the individual bearing elements of the axial bearing and / or the radial bearing are formed in one piece or in one piece.
  • the bearing rings of the thrust bearing are integrally formed, as well as possibly the bearing bushes and the sleeve of the radial bearing. This contributes to a more stable bearing training.
  • the bearing surfaces ie those surfaces of the bearing elements of the respective bearing which slide against each other, are aligned substantially parallel and / or orthogonal to the longitudinal axis of the rudder stock.
  • the bearing surface of the radial bearing are arranged parallel to the rudder shank axis and the bearing surface of the axial bearing at right angles thereto.
  • the bearing surfaces should have no conical surfaces or obliquely to the rudder axis longitudinal surfaces.
  • maximum forces can be absorbed and an optimal ratio of dimensions to the power absorption capacity of the upper Rudertraglagers be achieved.
  • the inventive Rudertraglager form such that the ratio of the width of the thrust bearing and the width of the bearing surface of the thrust bearing to the diameter of the rudder stock 1: 3, preferably 1: 4.5, more preferably 1: 5.5.
  • the diameter of the rudder stock is 3 times, preferably 4.5 times, more preferably 5.5 times larger than the width of the thrust bearing.
  • the ratio between the diameter of the shaft and the diameter of the housing of the rudimentary bearing is 1: 1.25 to 1: 1.75, preferably 1: 1.35 to 1: 1.65.
  • the diameter of the housing any flanges o. The like., Which project from the housing for mounting purposes, not counted. This also allows an optimal, compact Rudertraglageran angel be achieved.
  • the bearing housing on a mounting portion, in particular an outwardly projecting flange, with which the bearing housing or the Rudertraglager can be attached to the vessel body.
  • the attachment portion can be connected to the vessel body by means of welding.
  • the bearing housing is normally not directly connected to the rudder trunk.
  • the attachment section is expediently provided on that housing part on which the radial bearing is fastened.
  • the upper Rudertraglager sealing means for sealing the support bearing, in particular in the region of the radial bearing comprises.
  • the sealing means can be arranged in the lower region, ie the region of the bearing housing facing the rudder blade or below the bearing housing. This avoids that the sliding bearing obstructive particles o. The like. From the outside in the Rudertraglager can penetrate.
  • a rudder assembly for watercraft, especially ships, having an inventive upper Rudertraglager.
  • a rudder assembly generally further includes a rudder blade and an oar to receive a rudder stock.
  • the upper Rudertraglager formed integrated in the rudder trunk and / or placed on the upper, the rudder blade end facing away from the rudder coker.
  • upper Rudertraglager and rudder trunk can be formed as a unit, the Rudertraglager in the rudder or in this integrated can be formed or adjacent to this or adjacent to this is arranged, in particular in the latter case expediently Rudertraglager and rudder trunk form-fitting and / or non-positively connected to each other.
  • the wording "placed on the rudder trunk" in the present context is to be understood in such a way that the rudder support bearing adjoins the end of the rudder coker facing the rudder blade or facing away from the rudder blade.
  • the upper, the rudder blade remote from the end of the rudder coaming, in particular on its inside, has a recess for receiving a sealant and / or a complementary complementary piece of the Rudertraglagers, which provided in particular on the bearing housing and preferably as of the Rudder trunk facing the end face of the bearing housing is formed projecting flange is formed.
  • the counterpart of the Rudertraglagers is formed such that it fits positively into the recess, so that a composite is created and Rudertraglager and Koker appear as a unit.
  • a sealing means may be provided in the recess, a sealing means.
  • sealing means may be any sealing means known from the prior art and suitable therefor, for example elastic rubber seals or the like.
  • the sealing means may in particular be seawater seals, the functionality of which is to seal the interior of the rudimentary bearing against the external seawater or seawater.
  • Such seals are often arranged in the lower, the rudder blade facing area of the rudder blade support bearing.
  • no sealing means are arranged between the housing base body and the housing cover of the rudimentary bearing.
  • a seal is achieved here by the fact that the contact points between the housing base body and housing cover are each formed by a bearing ring of the thrust bearing and these rest firmly on each other. Since the thrust bearing is designed to be self-lubricating and thus no extra oil lubrication o. The like. Needed, can advantageously account for additional sealant. Other oil or lubricant seals are also basically not necessary.
  • the outer side surfaces of the rudder coker and the bearing housing of the upper Rudertraglagers are flush with each other and rudder and bearing housing abut directly against each other. Due to the flush design, the outer surfaces of Koker and Rudertraglager merge into each other.
  • the radial and / or thrust bearing abut each directly on the rudder stock.
  • the radial bearing is located directly on the rudder stock.
  • the term "direct contact” is to be understood that at least one component of the respective bearing rests on the rudder stock or touches it.
  • this may advantageously be, for example, the rudder shaft sleeve (so-called "liner"), which is firmly seated on the rudder stock.
  • the radial and / or thrust bearing is not spaced from the rudder stock. hereby can be achieved a particularly compact design of the Rudertraglagers.
  • connection means such as a tongue and groove connection o. The like., Are provided. In particular, a groove or a notch in the bearing shaft will often be provided here.
  • the axial bearing is disposed further outward than the radial bearing.
  • the distance between the rudder shaft longitudinal axis and radial bearing in the radial direction is shorter than between rudder longitudinal axis and thrust bearing.
  • the object underlying the invention is achieved by a Rudertraglagerbausatz for producing an upper Rudertraglagers for supporting a rudder stock of a rudder of a watercraft, in particular ship, the bearing housing, comprising a housing base and a housing cover, a thrust bearing, comprising a first annular disc of a metallic material, in particular stainless steel, and a second annular disc made of a solid lubricant, non-metallic material, a radial bearing, comprising a bearing bush made of a solid lubricant, non-metallic material, and optionally a rudder shaft sleeve made of a metallic material, in particular stainless steel, and optionally a sealant.
  • the bearing housing comprising a housing base and a housing cover, a thrust bearing, comprising a first annular disc of a metallic material, in particular stainless steel, and a second annular disc made of a solid lubricant, non-metallic material, a radial bearing, comprising a bearing bush made
  • This kit can be designed in particular for producing a Rudertraglagers invention.
  • the material comprising a solid lubricant of the annular disc or the bearing bush are in particular ACM, PTFE, Thordon or Orkot ® in question.
  • the kit can be conclusive nature, so that added to the production of the Rudertraglagers no further, additional components or materials. However, the provision of further, additional components is readily possible.
  • a bearing housing which comprises a first sleeve-like housing part, namely a housing base body and a second housing part, namely a housing cover, is provided.
  • a bearing bush which comprises a material having a solid lubricant, in the first housing part, in particular by means of cold stretching and / or gluing, inserted and fixed, wherein the bearing bush consists of a non-metallic material.
  • first bearing ring disc on the first housing part in particular by means of screwing
  • first bearing ring disc associated bearing ring disc attached to the second housing part
  • first and / or the second bearing ring disc comprises a material having a solid lubricant, and from a non metallic material.
  • the first and the second bearing ring disc are associated with each other such that they each form a bearing element of a sliding bearing and thus are mutually movable. Since at least one of the two bearing ring discs has a solid lubricant, the bearing formed from the two bearing discs is self-lubricating.
  • the bearing bush may have a solid lubricant.
  • Fig. 1 shows a side view of a fin rudder 50, which has a rudder blade 51 and a steerable, mounted on the rudder blade 51, forcibly controlled fin 52.
  • the in Fig. 1 rowing type shown is a so-called "rudder mounted in the sole of the sole", which is mounted both in the upper and in the lower rudder area.
  • the rudder 50 for storage in the Stevensohle a ship (not shown here) on a track journal 53.
  • a rudder stock 54 is provided around which the rudder blade 51 is rotatable. For this purpose, the rudder stock 54 is firmly connected to the rudder blade 51.
  • the rudder stock 54 is supported by a lower bearing 55, which is located just above the rudder blade 51, and by an upper Rudertraglager 100.
  • the upper Rudertraglager 100 is located in the vicinity of the upper, a rowing machine of a ship (not shown here) facing the end 543 of the rudder stock 54th
  • FIG. 2 shows a sectional view of the detail A from Fig. 1
  • This in Fig. 2 illustrated upper support bearing 100 includes a bearing housing 10, which includes an upper housing cover 11 and a lower housing base body 12.
  • the housing cover 11 and the housing base 12 are made of stainless steel.
  • the housing base body 12 is formed in the manner of a cylindrical sleeve, at its lower, outer edge region an approximately 90 ° outwardly projecting, designed as a flange mounting portion 13 is provided.
  • the attachment portion 13 is connected by means of a weld 122 with the housing base body 12.
  • the attachment portion 13 is in turn fixedly connected to a strut 60 of the hull, for example by means of screwing.
  • a radial bearing 20 which comprises a bearing bush 21, which constitutes a first bearing element, and a rudder shaft sleeve or a rudder shaft cover 22, which forms a second bearing element.
  • the cylindrical bearing bush 21 rests with its outer shell on the inner surface of the housing base body 12 and is connected to the housing base body 12 by means of cold stretching, ie, it is in the housing base body 12 "eingeist".
  • the bushing 21 is made of a synthetic material and has self-lubricating properties. D. h.,
  • the bearing bush 21 is made of a material having a solid lubricant which is released during operation and lubricates the two bearing partners 21, 22, so that they can move against each other almost frictionless.
  • the rudder shaft sleeve 22 is a cylindrical, around a rudder shaft 54 arranged around hollow body which is fixedly connected to the rudder stock 54 and rotates with this against the fixed bearing bush 21 connected to the hull.
  • the rudder stock 54 is passed through the upper Rudertraglager 100.
  • the rudder shaft sleeve 22 is made of stainless steel in the present example.
  • the upper Rudertraglager 100 includes a thrust bearing 30, which comprises a formed as an annular disc first bearing element 31 and also designed as an annular disc second bearing element 32.
  • the annular disc 31 is fixedly connected by means of a plurality of screws 311 with the housing base body 12, wherein the annular disc 31 on the upper end face 121 of the housing base body 12 rests and is screwed there with this.
  • the annular disc 31 is, like the bearing bush 21, made of a synthetic or plastic material and has self-lubricating properties or a solid lubricant.
  • both the thrust bearing 30 and the radial bearing 20 are formed as self-lubricating bearings.
  • the second bearing partner 32 of the thrust bearing 30 is formed as a stainless steel annular disc and screwed with a plurality of screws 321 with the lower, outer end face 111 of the housing cover 11.
  • the two annular discs 31, 32 are rotatable about the rudder shaft 541 against each other.
  • the housing cover 11 with respect to the housing base body 12, which is fixedly connected to the hull 60, rotatable.
  • the housing cover 11, the housing base body 12, the two annular discs 31, 32, the bearing bush 21 and the rudder shaft sleeve 22 are all arranged coaxially to the rudder stock 54.
  • a metallic clamping ring 14 Adjacent to the top of the housing cover 11, a metallic clamping ring 14 is arranged, which is not connected to the housing cover 11.
  • the rudder stock 54 has a circumferential recess 542 into which the clamping ring 14 engages.
  • the clamping ring 14 is firmly connected to the rudder stock 54 in the region of the collection 542.
  • the clamping ring 14 secures the rudder stock 54 against displacement in the axial direction. To remove the rudder stock 54 from the hull, z. B. for maintenance purposes, the clamping ring 14 must first be removed.
  • the cylindrical housing base body 12 has at its lower end face 123 in the region facing the inside 126 a flange 124 which projects downwards by about 90 °.
  • a cylindrical Rudderkoker 70 which is fixedly connected to the hull and coaxially surrounds the rudder stock 54, has in its upper end portion 71 in the region of its inner side a circumferential recess or recess 72.
  • the depth of the recess 72 is approximately one quarter to one fifth of the total thickness of the rudder coker 70.
  • the flange 124 engages positively in the recess 72 and corresponds in dimensions approximately to the depth or width of the recess 72.
  • sealing means 73 are arranged, which are formed in the form of five superimposed sealing rings 731.
  • the sealing means 73 are further arranged between the inside of the recess 72 and the outside of the rudder shaft sleeve 22.
  • the outer sides or outer shells 125, 701 of the housing base body 12 and the rudder coker 70 are aligned flush with each other and together give a flat surface.
  • the housing base body 12 thus rests on the rudder trunk 70, so that the overall result is an integrated design or arrangement of the upper rudder support bearing 100 with the rudder trunk 70.
  • both thrust bearing 30 and radial bearings 20 are arranged in or within the housing 10.
  • the two bearing elements 31, 32 of the thrust bearing 30 are located between the housing cover 11 and the housing base body 12 of the two-part housing 10.
  • the cylindrical main part of the housing base body 12 has in plan view a circular outer periphery 125 and a circular inner circumference or a circular inner side 126.
  • annular mounting portion 13 of the housing base body 12 is distributed over the circumference in uniform intervals provided a plurality of circular openings 127 can be guided by the screws for screwing to the hull 60.
  • the inside cylindrical main part 128 of the case main body 12 also has a plurality of screw holes 129 distributed around its circumference at regular intervals.
  • Fig. 5 shows a section along the section line BB Fig. 3
  • the screwing or blind hole 129 is a recess in the upper end face 121 of the cylindrical main part 128 of the housing base body 12.
  • the opening 127 is formed continuously through the mounting portion 13. It can be seen that the width of the downwardly projecting flange 124 corresponds approximately to a quarter of the total width of the main part 128 of the housing base body 12.
  • the height of the flange 124 corresponds approximately to one-seventh of the height of the main part 128.
  • a chamfer 1261 extending inwards, viewed from below, is provided in the upper end region 1261.
  • Fig. 4 shows a sectional view through the housing base body 12, wherein on this an inner bearing bushing 21 and an attached to the upper end face 121 annular disc 31 are provided.
  • the bearing bush 21 closes with its lower end 211 flush with the flange 124. At its upper end 212, however, it closes flush with the top of the annular disc 31.
  • the height of the bearing bush 21 corresponds to the combined height of the annular disc 31 and the main part 128 including flange 124.
  • the width of the ring of the annular disc 31 corresponds to the width of the main part 128, so that these two components are also flush with each other, both on the inside 126 and on the outside 125 complete with each other. Since both bushing 21 and washer 31 are fixedly connected to the housing base body 12, they form a unit which is rotatable against the housing cover 11 with the annular disc 32.
  • Fig. 6 shows a perspective view of the housing cover 11 with an attached annular disc 32
  • Fig. 7 a section through the housing cover 11 shows.
  • the housing cover 11 has an inner opening 112, which is circular in cross section and formed to the passage of the rudder stock 54.
  • the housing cover 11 is formed in the manner of an annular perforated disc, wherein it has in its outer, lower edge region downwardly circumferentially arranged, protruding projecting portion 113.
  • screwed or blind holes 114 are distributed around the circumference to produce screw connections with screws 321.
  • the annular disc 32 is flush and is secured by means of screws 321 on the housing cover 11.
  • a recess 1151 is provided, which has a U-shaped outline in cross section.
  • a (pass) spring (here not shown), which is designed to engage in the recess 1151 in the sense of a driver. In this respect, this causes the housing cover 11 to rotate with the rudder stock 54.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Sliding-Contact Bearings (AREA)
  • Mounting Of Bearings Or Others (AREA)
EP10752549.5A 2009-09-02 2010-09-02 Oberes rudertraglager Active EP2473402B1 (de)

Priority Applications (3)

Application Number Priority Date Filing Date Title
SI201030864T SI2473402T1 (sl) 2009-09-02 2010-09-02 Zgornji leĹľaj osi krmila
PL10752549T PL2473402T3 (pl) 2009-09-02 2010-09-02 Górne łożysko nośne steru
HRP20150137AT HRP20150137T1 (hr) 2009-09-02 2015-02-04 Gornji ležaj struka kormila

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
DE202009011852 2009-09-02
DE202009013211U DE202009013211U1 (de) 2009-09-02 2009-10-01 Oberes Rudertraglager
PCT/EP2010/062916 WO2011026922A1 (de) 2009-09-02 2010-09-02 Oberes rudertraglager

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CN103434632A (zh) * 2013-08-20 2013-12-11 张晓荣 一种滑动水密舵承
KR102111984B1 (ko) * 2013-12-05 2020-05-19 대우조선해양 주식회사 선박용 러더 캐리어 어셈블리 및 이를 갖는 선박
CN103949848B (zh) * 2014-04-02 2016-01-06 大连健达金属制品有限公司 一种舵系件的机械加工工艺
CN104369854B (zh) * 2014-10-31 2016-09-28 广新海事重工股份有限公司 舵系的舵杆筒及舵系的安装方法
KR200483731Y1 (ko) * 2015-07-06 2017-06-21 훌루테크 주식회사 선박용 조타장치의 베어링 어셈블리
CN105370889B (zh) * 2015-12-21 2017-05-03 中国船舶重工集团公司第七一〇研究所 大力矩电动舵机输出轴的支撑和水密机构
CN105966591A (zh) * 2016-06-23 2016-09-28 湖州双林金辉船舶制造有限公司 一种大型集装箱船舶船舵装配结构
KR102328278B1 (ko) 2017-07-05 2021-11-17 대우조선해양 주식회사 러더캐리어 디스크 베어링 고정 장치
KR102328282B1 (ko) 2017-07-05 2021-11-17 대우조선해양 주식회사 러더캐리어 디스크 베어링의 비고정식 배치 구조
KR101964272B1 (ko) * 2017-12-28 2019-04-01 삼성중공업 주식회사 러더 캐리어
KR102154138B1 (ko) * 2020-06-18 2020-09-09 모베나코리아 유한책임회사 선박용 러더 캐리어
CN113309786B (zh) * 2021-04-13 2022-12-02 中国核电工程有限公司 一种滑动轴承及搅拌装置、混合澄清槽
CN114313197B (zh) * 2022-02-18 2024-01-12 东台市海鹏船舶配件有限公司 一种移动锁定式舵承
CN114313198B (zh) * 2022-02-18 2023-03-03 东台市海鹏船舶配件有限公司 一种多杆浮动定位式舵承和舵杆连接结构
CN115817754B (zh) * 2022-12-15 2024-05-31 招商局金陵鼎衡船舶(扬州)有限公司 一种下舵承换新方法
CN115723932A (zh) * 2022-12-23 2023-03-03 江苏华阳重工股份有限公司 一种船用连杆襟翼舵

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ES2529471T3 (es) 2015-02-20
SG178961A1 (en) 2012-04-27
CN102625764A (zh) 2012-08-01
WO2011026922A1 (de) 2011-03-10
US8858085B2 (en) 2014-10-14
JP2013503777A (ja) 2013-02-04
SI2473402T1 (sl) 2015-04-30
CN102625764B (zh) 2015-05-20
DE202009013211U1 (de) 2011-01-13
PT2473402E (pt) 2015-02-10
BR112012004746A2 (pt) 2018-03-13
PL2473402T3 (pl) 2015-04-30
HK1173118A1 (zh) 2013-05-10
EP2473402A1 (de) 2012-07-11
JP5926681B2 (ja) 2016-05-25
HRP20150137T1 (hr) 2015-03-27
DK2473402T3 (en) 2015-02-09
KR20120067347A (ko) 2012-06-25
US20120275734A1 (en) 2012-11-01

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