JPS5851519B2 - Drive support structure above the rudder shaft - Google Patents
Drive support structure above the rudder shaftInfo
- Publication number
- JPS5851519B2 JPS5851519B2 JP10694677A JP10694677A JPS5851519B2 JP S5851519 B2 JPS5851519 B2 JP S5851519B2 JP 10694677 A JP10694677 A JP 10694677A JP 10694677 A JP10694677 A JP 10694677A JP S5851519 B2 JPS5851519 B2 JP S5851519B2
- Authority
- JP
- Japan
- Prior art keywords
- rudder shaft
- chiller
- bearing body
- support structure
- rudder
- 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.)
- Expired
Links
Description
【発明の詳細な説明】
本発明は、舵軸上部における舵軸の駆動および支承のた
めの構造に関する。DETAILED DESCRIPTION OF THE INVENTION The present invention relates to a structure for driving and supporting a rudder axle in an upper part of the rudder axle.
従来の舵軸上部の駆動支承構造としては、第１゜２図に
示すようなものがあり、舵板（図示せず）を下方に取付
けられた鍛鋼製の舵軸１の上部のテーパ一部１ａには、
チラーボス２がキー３を介し嵌合していて、舵軸１の上
端の雄ねじ部１ｂに螺合するナツト４を締付けることに
より、チラーボス２は舵軸１に強固に固定されている。A conventional drive support structure for the upper part of the rudder shaft is shown in Figs. In 1a,
The tiller boss 2 is firmly fixed to the rudder shaft 1 by tightening a nut 4 which is fitted into the tiller boss 2 through a key 3 and which is threaded into the male threaded portion 1b at the upper end of the rudder shaft 1.
そしてチラーボス２の側面には、一対の丸棒状チラー５
がチラーボス２と一体に対称的に突設されており、各チ
ラー５の先端部には、第１図に示すように、円筒状クロ
スヘッド６が摺動可能に嵌挿されていて、このクロスヘ
ッド６に上下のピン６ａ、６ｂを介しプランジャー枠体
７が相対的に回転できるように取付けられている。A pair of round bar-shaped chillers 5 are installed on the side of the chiller boss 2.
protrudes symmetrically integrally with the chiller boss 2, and a cylindrical crosshead 6 is slidably fitted into the tip of each chiller 5, as shown in FIG. A plunger frame 7 is attached to the head 6 via upper and lower pins 6a and 6b so as to be relatively rotatable.
さらに、このプランジャー枠体１には、対をなす油圧シ
リンダー８，８′の各プランジャー８ａ。Furthermore, the plunger frame 1 includes each plunger 8a of a pair of hydraulic cylinders 8, 8'.
８′ａが、その先端を強固に固着され、これらの作動に
よりチラー５を介して舵軸１の回転駆動が行われるよう
になっている。8'a is firmly fixed at its tip, and the rudder shaft 1 is rotationally driven through the chiller 5 by these operations.
また第２図に示すように、円環状の軸受本体９が舵取機
室の床面１０に締付はボルト１１で据付けられ、この軸
受本体９の内面に設けられたラジアルブツシュ９ａで舵
軸１が回転可能に支承されるほか、軸受本体９の上面に
はスラストブツシュ９ｂが設けられている。Further, as shown in FIG. 2, an annular bearing body 9 is installed on the floor 10 of the steering gear room with bolts 11, and a radial bushing 9a provided on the inner surface of the bearing body 9 is used for steering the steering gear. In addition to rotatably supporting the shaft 1, a thrust bush 9b is provided on the upper surface of the bearing body 9.
そして、舵軸１に係合する座台１２がスラストブツシュ
９ｂを介し軸受本体９に支承されており、この座台１２
は２分割構造を有していて、その分割された部分の各フ
ランジ部分１２ａを相互に締付ボルト１３で締付けるこ
とにより、座台１２を舵軸１の切込み部分１ｃに係合す
るごとく取付けうるようになっている。A seat 12 that engages with the rudder shaft 1 is supported by the bearing body 9 via a thrust bush 9b.
has a two-part structure, and by tightening the respective flange parts 12a of the divided parts with tightening bolts 13, the seat 12 can be attached so as to engage with the notch part 1c of the rudder shaft 1. It looks like this.
このようにして、チラー５を介し舵軸の駆動が行なわれ
、軸受本体９、ラジアルブツシュ９ａスラストブツシユ
９ｂおよび座台１２等により舵軸１の支承が行なわれる
ようになっている。In this way, the rudder shaft is driven through the chiller 5, and the rudder shaft 1 is supported by the bearing body 9, the radial bushing 9a, the thrust bushing 9b, the seat 12, and the like.
しかし７ながら、このような従来の舵軸上部の駆動支承
構造では、次のような問題点がある。However, such a conventional drive support structure for the upper portion of the rudder shaft has the following problems.
（１）チラー５がチラーボス２と一体に形成されている
ので、チラー５を舵軸１に取付けるには、舵軸１とチラ
ーボス２とを結合しなければならず、この結合に際して
は、両者間のねじりトルクを伝達するためのキー３が必
要となって、これにより舵軸１およびチラーボス２に面
倒なキー溝加工を施さなければならないという問題点が
あり、またキー装着に際しても摺合わせ作業を行なわな
ければならないという問題点がある。(1) Since the chiller 5 is formed integrally with the chiller boss 2, in order to attach the chiller 5 to the rudder shaft 1, the rudder shaft 1 and the chiller boss 2 must be connected. A key 3 is required to transmit the torsional torque of the key 3, which poses a problem in that the rudder shaft 1 and tiller boss 2 have to be machined with a complicated keyway. There is a problem that has to be done.
（２）強度上、大寸法で大重量のチラーボス２を設けな
ければならず、これにより運搬や舵軸１への取付作業等
に著しく手間がかかり、その製作費もかさむことになる
。(2) In terms of strength, it is necessary to provide a large-sized and heavy chiller boss 2, which requires considerable time and effort to transport and attach to the rudder shaft 1, and increases manufacturing costs.
（３）座台１２を有する舵軸支承構造であるため、床面
１０からチラー５までの高さが著しく高くなり、これに
より舵軸１を長くしたり、舵取機据付台等を高くしたり
しなければならず、また舵取機室の天井を高くする必要
も生じて、大幅なコスト高を招くという問題点がある。(3) Since the rudder shaft support structure has a seat 12, the height from the floor surface 10 to the chiller 5 becomes significantly high, which makes it difficult to lengthen the rudder shaft 1 or raise the height of the steering gear installation stand. In addition, it is also necessary to raise the ceiling of the steering gear room, resulting in a significant increase in costs.
本発明は、上述の諸問題を解決しようとするもので、チ
ラーボスを設けずにチラーを直接舵軸に取付けるように
すると共に、座台を省略できるようにして、運搬、組立
等の各種の作業能率の向上をはかり、さらに製造コスト
の大幅な減少をはかれるようにした舵軸上部の駆動支承
構造を提供することを目的とする。The present invention is an attempt to solve the above-mentioned problems, and it is possible to attach the chiller directly to the rudder shaft without providing a chiller boss, and also to omit the pedestal, thereby facilitating various operations such as transportation and assembly. It is an object of the present invention to provide a drive support structure for an upper portion of a rudder shaft, which improves efficiency and significantly reduces manufacturing costs.
このため本発明の舵軸上部の駆動支承構造は、舵軸の上
端にこれと一体の膨大部をそなえ、上記舵軸を回転駆動
すべくその膨大部にチラーが嵌装されると共に、上記舵
軸をその膨大部を介して回転可能に支承する軸受本体が
設けられて、上記膨大部の下部外周面と上記軸受本体と
の間にラジアルブツシュが介装され、且つ上記膨大部の
下面と上記軸受本体との間にスラストブツシュが介装さ
れたことを特徴としている。For this reason, the drive support structure for the upper portion of the rudder shaft of the present invention is provided with a bulge integral with the upper end of the rudder shaft, and a chiller is fitted into the bulge in order to rotationally drive the rudder shaft. A bearing body rotatably supports a shaft through its enlarged portion, a radial bushing is interposed between the lower outer circumferential surface of the enlarged portion and the bearing body, and a radial bushing is interposed between the lower surface of the enlarged portion and the bearing body. A thrust bush is interposed between the bearing body and the bearing body.
以下、図面により本発明の一実施例としての舵軸上部の
駆動支承構造について説明すると、第３図はその中心線
の片側を縦断面で示す立面図であり、舵軸２０の上端に
これと一体の膨大部２０ａが形成されている。Hereinafter, the drive support structure for the upper part of the rudder shaft as an embodiment of the present invention will be explained with reference to the drawings. FIG. An enlarged portion 20a is formed integrally with.
そしてこの膨大部２０ａには、舵軸２０の軸線と直角な
方向に穿設されたチラー装着孔２０ｂが形成されており
、このチラー装着孔２０ｂにチラー２１が嵌装されてい
る。A chiller mounting hole 20b is formed in the enlarged portion 20a in a direction perpendicular to the axis of the rudder shaft 20, and a chiller 21 is fitted into the chiller mounting hole 20b.
このチラー２１は強度の大きい特殊鋼で棒状に作られて
おり、チラー装着孔２０ｂとの係合部であるチラー２１
の中央部は、チラー装着孔２０ｂへの挿入が容易に且つ
確実に行なえるように、その径がチラー２１の両端部の
径よりも大きくなっている。This chiller 21 is made of special steel with high strength and has a rod shape, and the chiller 21 is an engaging part with the chiller mounting hole 20b.
The diameter of the central portion of the chiller 21 is larger than the diameter of both ends of the chiller 21 so that the chiller 21 can be easily and reliably inserted into the chiller mounting hole 20b.
またノックピン２２が舵軸膨大部２０ａの上端から挿入
されてチラー２１の中央部に係合し、これによりチラー
２１がチラー装着孔２０ｂから抜は出すのを防止してい
る。Further, the knock pin 22 is inserted from the upper end of the rudder shaft enlarged portion 20a and engages with the center portion of the chiller 21, thereby preventing the chiller 21 from being pulled out from the chiller mounting hole 20b.
そして、チラー２１の先端部を図示しない油圧シリンダ
ーのプランジャーでクロスヘッドを介し駆動することに
より、舵軸２０を回転駆動できるようになっている。The rudder shaft 20 can be rotationally driven by driving the tip of the chiller 21 with a plunger of a hydraulic cylinder (not shown) via the crosshead.
さらに軸受本体２３が２つの割型として構成されており
、そのフランジ部２３ａ相互を締付ボルト２４で締付け
ることにより、舵軸２０の上部をとり囲むようにして、
一体に構成される。Further, the bearing main body 23 is configured as two split molds, and the flange portions 23a are tightened with tightening bolts 24 to surround the upper part of the rudder shaft 20.
Constructed in one piece.
そしてこの軸受本体２３は、舵軸２０の膨大部２０ａを
介して、舵軸２０を回転可能に支承できるようになって
おり、この軸受本体２３は取付ボルト２５で舵取機室の
床面２６に固定される。This bearing body 23 can rotatably support the rudder axle 20 via the enlarged portion 20a of the rudder axle 20, and the bearing body 23 is attached to the floor surface 26 of the steering gear room with a mounting bolt 25. Fixed.
また膨大部２０ａの下部における円筒面としての外周面
２０′ａと、軸受本体２３との間には、舵軸２０のサイ
ド荷重を支持するラジアルブツシュ２７が介装されてお
り、膨大部２０ａの下面２０″ａと、軸受本体２３との
間には、下方に舵板をそなえた舵軸２０の重量を支える
スラストブツシュ２８が介装されている。Furthermore, a radial bushing 27 that supports the side load of the rudder shaft 20 is interposed between the outer circumferential surface 20'a as a cylindrical surface at the lower part of the enlarged portion 20a and the bearing body 23. A thrust bush 28 that supports the weight of the rudder shaft 20 having a rudder plate provided below is interposed between the lower surface 20''a and the bearing body 23.
なお膨大部２０ａの下面２０’ａは機械加工されていて
、第２図に示す従来例における座台１２の役割を果して
いる。Note that the lower surface 20'a of the enlarged portion 20a is machined and serves as the seat 12 in the conventional example shown in FIG.
本発明の舵軸上部の駆動支承構造は、上述のごとく構成
されているので、チラー２１の画先端部を駆動しうる油
圧シリンダー（図示せず）を作動させて、チラー２１を
舵軸２０を中心として回動させると、舵軸２０もチラー
２１と共に回転駆動される。Since the drive support structure for the upper part of the rudder shaft of the present invention is configured as described above, a hydraulic cylinder (not shown) capable of driving the image front end of the chiller 21 is operated to move the chiller 21 to the rudder shaft 20. When rotated about the center, the rudder shaft 20 is also rotationally driven together with the chiller 21.
その際、舵軸２０のサイド荷重はラジアルブツシュ２７
で円滑に支承され、また舵軸２０の重量はスラストブツ
シュ２８で円滑に支承される。At that time, the side load of the rudder shaft 20 is
The weight of the rudder shaft 20 is smoothly supported by the thrust bush 28.
このようにして、本発明の舵軸上部の駆動支承構造によ
れば、次のような効果ないし利点が得られる。In this way, according to the drive support structure for the upper part of the rudder shaft of the present invention, the following effects and advantages can be obtained.
（１）舵軸２０の膨大部２０ａにチラー２１が嵌装され
るので、チラーボス部が不要となり、全体の重量を大幅
に軽減することが可能となるほか、舵軸据付作業等を迅
速に行なえる利点がある。(1) Since the chiller 21 is fitted into the enlarged portion 20a of the rudder shaft 20, a chiller boss part is not required, making it possible to significantly reduce the overall weight, and also speeding up the rudder shaft installation work. It has the advantage of
（２）軸受本体２３が舵軸をその膨大部を介し回転可能
に支承する構造となっているので、従来の座台（第２図
符号１２参照）が不要となり、これにより舵取機の据付
高さを低くすることができ、したがって舵取機室の天井
を低くすることも可能となる。(2) Since the bearing body 23 is structured to rotatably support the rudder shaft through its enlarged portion, the conventional seat (see reference numeral 12 in Figure 2) is no longer necessary, and this makes it easier to install the steering gear. The height can be lowered, and therefore the ceiling of the steering gear room can also be lowered.
（３）第１，２図に示す従来の構造で必要とされたチラ
ーボス部２や座台１２を省略できるので、製造コストを
大幅に節減できる１０点がある。(3) Since the chiller boss portion 2 and pedestal 12 required in the conventional structure shown in FIGS. 1 and 2 can be omitted, there are 10 points that can significantly reduce manufacturing costs.
第１，２図は、従来の舵軸上部の駆動支承構造を示すも
ので、第１図はその部分斜祝図、第２図はその中心線の
片側を縦断面で示す立面図であり、第３図は本発明の一
実施例としての舵軸上部の駆動支承構造の中心線の片側
を縦断面で示す立面図である。
２０・・・・・・舵軸、２０ａ・・・・・・舵軸の膨大
部、２０′ａ・・・・・・膨大部の下部外周面、２０’
ａ・・・・・・膨大部の下面、２０ｂ・・・・・・チラ
ー装着孔、２１・・・・・・チラー２２・・・・・・ノ
ックピン、２３・・・・・・軸受本体、２３ａ・・・・
・・軸受本体のフランジ部、２４・・・・・・締付ポル
ｉ・、２５・・・・・・取付ボルト、２６・・・・・・
舵取機室の床面、２７・・・・・・ラジアルブツシュ、
２８・・・・・・スラストブツシュ。Figures 1 and 2 show a conventional drive support structure for the upper part of the rudder shaft. Figure 1 is a partial perspective view of the structure, and Figure 2 is an elevational view showing one side of the center line in longitudinal section. , FIG. 3 is an elevational view showing one side of the centerline of the drive support structure for the upper portion of the rudder shaft in longitudinal section as an embodiment of the present invention. 20... Rudder axle, 20a... Massive part of rudder shaft, 20'a... Lower outer circumferential surface of massive part, 20'
a... Lower surface of the ampullae, 20b... Chiller mounting hole, 21... Chiller 22... Dowel pin, 23... Bearing body, 23a...
...Bearing body flange, 24...Tightening pole i, 25...Mounting bolt, 26...
Steering gear room floor, 27...radial bushings,
28... Thrust bush.
Claims (1)
軸を回転駆動すべくその膨大部にチラーが嵌装されると
共に、上記舵軸をその膨大部を介して回転可能に支承す
る軸受本体が設けられて、上記膨大部の下部外周面と上
記軸受本体との間にラジアルブツシュが介装され、且つ
上記膨大部の下面と上記軸受本体との間にスラストブツ
シュが介装されたことを特徴とする、舵軸上部の下面と
上記軸受本体との間にスラストブツシュが介装されたこ
とを特徴とする、舵軸上部の駆動支承構造。1. A bulge is provided at the upper end of the rudder shaft, and a chiller is fitted into the bulge to rotationally drive the rudder shaft, and the rudder shaft is rotatably supported via the bulge. A bearing body is provided, a radial bushing is interposed between the lower outer peripheral surface of the enlarged portion and the bearing body, and a thrust bushing is interposed between the lower surface of the enlarged portion and the bearing body. A drive support structure for an upper rudder shaft, characterized in that a thrust bush is interposed between the lower surface of the upper rudder shaft and the bearing body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10694677A JPS5851519B2 (en) | 1977-09-06 | 1977-09-06 | Drive support structure above the rudder shaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10694677A JPS5851519B2 (en) | 1977-09-06 | 1977-09-06 | Drive support structure above the rudder shaft |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPS5440496A JPS5440496A (en) | 1979-03-29 |
| JPS5851519B2 true JPS5851519B2 (en) | 1983-11-16 |
Family
ID=14446529
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10694677A Expired JPS5851519B2 (en) | 1977-09-06 | 1977-09-06 | Drive support structure above the rudder shaft |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5851519B2 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS5956975U (en) * | 1982-10-04 | 1984-04-13 | 三菱電機株式会社 | magnetic motor |
| WO1998028185A1 (en) * | 1996-12-20 | 1998-07-02 | Ishigaki Company Limited | Water-jet propulsive apparatus of boat |
| CN110697030B (en) * | 2019-09-29 | 2021-04-16 | 北京空间技术研制试验中心 | Directly link steering wheel axial force canceling mechanism |
-
1977
- 1977-09-06 JP JP10694677A patent/JPS5851519B2/en not_active Expired
Also Published As
| Publication number | Publication date |
|---|---|
| JPS5440496A (en) | 1979-03-29 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| US4313367A (en) | Rotary actuator | |
| JP2914476B2 (en) | Rotary drive | |
| JPH06171545A (en) | Steering knuckle assembly for car | |
| JPS5843623B2 (en) | Siyajiku Oyobi Sonoseizouhouhou | |
| US5664847A (en) | Cast tube-yoke bracket assembly | |
| JPS5851519B2 (en) | Drive support structure above the rudder shaft | |
| US6405991B1 (en) | Support pole | |
| US5655418A (en) | Axle carrier trunnion with stepped bore | |
| US3147026A (en) | Stamped steering knuckles and brake backing plate weldment | |
| CN211731039U (en) | Vehicle main reducing gear fixed bolster and vehicle that has it | |
| US5044228A (en) | Vehicle transmissions equipped with electric retarders | |
| US20070138754A1 (en) | Live spindle design for heavy duty steer axle | |
| CN210710389U (en) | Built-in manual rail clamping device and rail provided with same | |
| CN221074840U (en) | Novel front top hydraulic cylinder of lightweight dumper | |
| CN213735172U (en) | Knuckle of bearing is connected through steel bushing | |
| CN208835885U (en) | A kind of motor casing, hub motor and motor vehicle | |
| US2323800A (en) | Winch construction | |
| CN115847070B (en) | Hydraulic jacking type shafting centering adjusting device and adjusting method for ship | |
| CN211166282U (en) | Rotary supporting structure and carrier comprising same | |
| CN215047934U (en) | Bottom die grapple structure | |
| US3064944A (en) | Landing gear leg structure | |
| DE2906708A1 (en) | Transmission housing for fork lift truck - has three sections linked by flanges bolted to chassis | |
| JP2989344B2 (en) | Segment bolting device | |
| JPS6321781Y2 (en) | ||
| CN211039439U (en) | Bearing seat type universal joint convenient to adjust |