WO2020041919A1 - 一种水下导缆装置 - Google Patents

一种水下导缆装置 Download PDF

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Publication number
WO2020041919A1
WO2020041919A1 PCT/CN2018/102382 CN2018102382W WO2020041919A1 WO 2020041919 A1 WO2020041919 A1 WO 2020041919A1 CN 2018102382 W CN2018102382 W CN 2018102382W WO 2020041919 A1 WO2020041919 A1 WO 2020041919A1
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WO
WIPO (PCT)
Prior art keywords
pulley
fixed
swing
seat
guide device
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PCT/CN2018/102382
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English (en)
French (fr)
Inventor
葛杨元
吕庆桃
汪彪
孙东坡
黄月月
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南通力威机械有限公司
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Priority to PCT/CN2018/102382 priority Critical patent/WO2020041919A1/zh
Publication of WO2020041919A1 publication Critical patent/WO2020041919A1/zh

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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B63—SHIPS OR OTHER WATERBORNE VESSELS; RELATED EQUIPMENT
    • B63B—SHIPS OR OTHER WATERBORNE VESSELS; EQUIPMENT FOR SHIPPING 
    • B63B21/00—Tying-up; Shifting, towing, or pushing equipment; Anchoring
    • B63B21/04—Fastening or guiding equipment for chains, ropes, hawsers, or the like
    • B63B21/10—Fairleads

Definitions

  • the invention belongs to the technical field of marine winches for ships and oceans, and particularly relates to an underwater cable guide device for changing the navigation damping mechanism of an ice class ship.
  • An ice class ship is a ship that can sail in a certain degree of ice conditions according to the classification specifications and working conditions of the classification society.
  • the wire guide device is a device for guiding the rope from inboard to outboard to the dock or other mooring place, changing the direction of the rope, limiting its lead-out position, and reducing rope wear.
  • the underwater cable guide device is composed of a roller bracket, a roller, a roller shaft, a swing seat, a fixed shaft, a rotating pin, and an upper and lower fixed seat. It is fixedly installed below the outer side of the platform (ship) housing. Underwater. The existing fairlead is fixedly installed below the waterline. When the polar platform (ship) is sailing, the surface of the seawater freezes, causing the fairlead to contact and squeeze the ice layer, which increases the navigation resistance and easily damages the fairlead. Structure.
  • the technical problem to be solved by the present invention is to address the shortcomings of the prior art, and provide an underwater cable guide device with a long service life, which is used to change the damping force of an ice-class ship during navigation.
  • an underwater cable guide device of the present invention includes a pulley, a pulley shaft, a pulley support, a locking mechanism, a swing base, a fixed shaft, an upper fixed base, and a lower fixed base.
  • the lower fixing seat is fixed up and down on the side of the hull; the swing seat is fixed on the upper fixing seat and the lower fixing seat, the number of the fixed shafts is two, and one end of the two fixed shafts is fixed on the swing seat
  • the upper and the other ends are respectively fixed on the upper fixing base and the lower fixing base, and the pulley support is connected to the swing base through a rotating pin; the pulley is assembled on the pulley support through the pulley shaft; and the locking mechanism
  • the number is two groups, which are respectively arranged at the two ends of the swing base, and the locking mechanism is used to lock the inverted pulley support to the swing base.
  • the pulley support is turned upside down through a rotation pin shaft, and the rotation angle is 55 ° upward and 55 ° downward around the axis of the rotation pin.
  • the two fixed shafts are arranged up and down, and both are parallel to the side of the hull.
  • the outer edge of the pulley is provided with a groove for cable movement.
  • the swing base can swing left and right, and the maximum swing range is ⁇ 90 °.
  • the material of the pulley shaft is 2Cr13.
  • the underwater guide device of the present invention has a simple structure, and is convenient for maintenance.
  • the single fixed method of the guide device is changed to a movable type, the position of the underwater guide device is changed, and the problem caused by ice-class ships during navigation is solved.
  • FIG. 1 is a schematic structural diagram of a cable guide device of the present invention installed on the side of a hull;
  • Figure 2 is a sectional view taken along A-A of Figure 1;
  • FIG. 3 is a schematic structural diagram of a swing base after swinging.
  • the present invention specifically discloses an underwater cable guide device, which includes a pulley 1, a pulley shaft 2, a pulley support 3, a locking mechanism 4, and a swing.
  • Seat 5, fixed shaft 6, upper fixed seat 8 and lower fixed seat 9, said upper fixed seat 8 and lower fixed seat 9 are fixed up and down on the side of the hull;
  • the two ends of the swing seat 5 are respectively fixed on the upper fixing seat 8 and the lower fixing seat 9, the number of the fixed shafts 6 is two, and the two fixed shafts 6 are arranged up and down, and both are parallel to the side of the hull.
  • One end of the two fixed shafts is fixed on the swing base 5, and the other end is fixed on the upper fixed base 8 and the lower fixed base 9, respectively.
  • the pulley 1 is assembled on the pulley support 3 through a pulley shaft 2.
  • the outer edge of the pulley 1 is provided with a groove for cable movement.
  • the pulley support 3 is connected to the swing seat 5 through a rotation pin 7.
  • the pulley support 3 is turned upside down around the rotation pin 7 and the turning angle is 55 ° upward and 55 ° downward around the rotation pin 7;
  • the number of the locking mechanisms 4 is two groups, and the locking mechanisms 4 are respectively arranged at both ends of the swing base 5.
  • the lock mechanisms 4 are used to lock the inverted pulley support 3 to the swing base 5.
  • the locking mechanism 4 locks the fulcrum above the pulley support 3 to the upper end of the swing support 5.
  • the locking mechanism 4 supports the pulley.
  • the fulcrum below the seat 3 is locked on the upper end of the swing seat 5.
  • the material of the pulley shaft 2 is 2Cr13, and 2Cr13 is not easily corroded and rusted by seawater, ensuring smooth rotation of the pulley shaft 2 and avoiding the pulley to be stuck.
  • the swing base 5 can swing left and right, and the maximum swing range of the left and right is ⁇ 90 °.
  • the pulley 1 is mounted on a pulley support 3 through a pulley shaft 2 to form a component, and the pulley support 3 is turned upside down by using the chain (cable) of the anchor winch, according to the working conditions. Requires swing and flip functions.
  • Working condition 1 The anchoring position of the marine ship or the moving of the ship, the pulley assembly is fixed on the lower fixed seat, the locking mechanism acts to lock the overturned pulley support, and the position of the pulley swings as the angle of the anchor line changes.
  • Working condition 2 The marine ship's polar operation moves from one area to another, the pulley assembly receives the upper fixing seat, and the locking mechanism acts to lock the inverted pulley seat.
  • the working process of the device of the invention is that when the ship is anchored and positioned in a predetermined area, the locking mechanism 4 on the upper end of the swing seat 5 is loosened, and one end of the pulley support 3 is turned down by 110 ° around the rotation pin 7 and the swing seat The locking mechanism 4 at the lower end locks the lower fulcrum of the pulley support 3 to the lower end of the lower swing base 5.
  • the locking mechanism 4 locks the upper fulcrum of the pulley support 3 to the upper end of the swing support 5.
  • the underwater guide device of the present invention has a simple structure, and is convenient for maintenance.
  • the single fixed method of the guide device is changed to a movable type, the position of the underwater guide device is changed, and the problem caused by ice-class ships during navigation is solved.

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  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • Ocean & Marine Engineering (AREA)
  • Pulleys (AREA)

Abstract

一种水下导缆装置，包括滑轮（1）、滑轮轴（2）、滑轮支座（3）、锁紧机构（4）、摆动座（5）、固定轴（6）、上固定座（8）和下固定座（9），上固定座（8）和下固定座（9）上下固定在船体侧面，摆动座（5）固定在上固定座（8）和下固定座（9）上，两根固定轴（6）的一端均固定在摆动座（5）上，另一端分别固定在上固定座（8）和下固定座（9），滑轮支座（3）通过旋转销轴（7）与摆动座（5）连接，锁紧机构（4）用于将翻转后的滑轮支座（3）锁紧到摆动座（5）上。该水下导缆装置解决冰级船航行时导缆装置与冰层接触挤压而增加航行阻力的问题，延长了水下导缆装置的使用寿命。

Description

一种水下导缆装置 技术领域
本发明属于船舶与海洋的船用绞车技术领域，具体涉及一种水下导缆装置，用于改变冰级船航行阻尼机构。
背景技术
冰级船是按船级社入级规范和工况要求，可在某种程度冰情时航行的船舶。导缆装置是为了使缆绳从舷内通向舷外引至码头或其他系缆地点，改变缆绳的方向、限制其导出位置及减少缆绳磨损的装置。现有技术中水下导缆装置由滚轮支架、滚轮、滚轮轴、摆动座、固定轴、旋转销轴及上下固定座等组成，固定安装在平台(船舶)壳体外侧下方，通常工作时位于水下。现有的导缆装置固定安装在吃水线以下，在极地作用的平台(船舶)航行时因海水表面结冰，造成导缆装置与冰层接触挤压而增加航行阻力，并易损坏导缆装置结构件。
发明内容
本发明所要解决的技术问题是针对现有技术的不足，提供一种使用寿命长的水下导缆装置，用于改变冰级船航行时的阻尼力。
为解决上述技术问题，本发明一种水下导缆装置，包括滑轮、滑轮轴、滑轮支座、锁紧机构、摆动座、固定轴、上固定座和下固定座，所述上固定座和下固定座上下固定在船体侧面；所述摆动座固定在所述上固定座和下固定座上，所述固定轴数量为两根，所述两根固定轴的一端均固定在所述摆动座上，另一端分别固定在所述上固定座和下固定座上，所述滑轮支座通过旋转销轴与摆动座连接；所述滑轮通过滑轮轴组装在滑轮支座上；所述锁紧机构的数量为两组，分别设置在所述摆动座两端，所述锁紧机构用于将翻转后的滑轮支座锁紧到所述 摆动座上。
进一步地，所述滑轮支座通过旋转销轴进行上下翻转，翻转角度为围绕旋转销轴向上55°和向下55°。
进一步地，所述两根固定轴上下设置，且均与船体侧面平行。
具体地，所述滑轮的外缘设有用于缆绳运动的槽。
进一步地，所述摆动座可进行左右摆动，最大摆幅为±90°。
进一步地，所述滑轮轴的材料为2Cr13。
本发明的有益效果是：本发明水下导缆装置结构简单，维护保养方便，将导缆装置单一的固定方式改为活动式，改变水下导缆装置的位置，解决冰级船航行时因海水表面结冰导缆装置与冰层接触挤压而增加航行阻力的问题，延长了水下导缆装置的使用寿命。
附图说明
为了更清楚地说明本发明的技术方案，下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本发明的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图获得其它附图。
图1是本发明导缆装置安装在船体侧面的结构示意图；
图2是图1的A-A剖视图；
图3是摆动座摆动后的结构示意图。
图中：1-滑轮，2-滑轮轴，3-滑轮支座，4-锁紧机构，5-摆动座，6-固定轴，7-旋转销轴，8-上固定座，9-下固定座。
具体实施方式
下面将对本发明实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本发明一部分实施例，而不是全部的实施例。基于本发明中的实施例，本领域普通技术人员在没有作出创造性劳动的前提下所获得的所有其他实施例，都属于本发明保护的范围。
在本发明的具体实施例中，如图1至图2所示，本发明具体公开了一种水下导缆装置，包括滑轮1、滑轮轴2、滑轮支座3、锁紧机构4、摆动座5、固定轴6、上固定座8和下固定座9，所述上固定座8和下固定座9上下固定在船体侧面；
所述摆动座5两端分别固定在所述上固定座8和下固定座9上，所述固定轴6数量为两根，所述两根固定轴6上下设置，且均与船体侧面平行，所述两根固定轴的一端均固定在所述摆动座5上，另一端分别固定在所述上固定座8和下固定座9上，
所述滑轮1通过滑轮轴2组装在滑轮支座3上，所述滑轮1的外缘设有用于缆绳运动的槽，所述滑轮支座3通过旋转销轴7与摆动座5连接，所述滑轮支座3围绕旋转销轴7进行上下翻转，翻转角度为围绕旋转销轴7向上55°和向下55°；
所述锁紧机构4的数量为两组，分别设置在所述摆动座5两端，所述锁紧机构4用于将翻转后的滑轮支座3锁紧到所述摆动座5上。当滑轮支座3向上摆动55°时，锁紧机构4将滑轮支座3上方的支点锁紧在摆动座5上端，当滑轮支座3向下摆动55°时，锁紧机构4将滑轮支座3下方的支点锁紧在摆动座5上端。
因水下导缆装置长期置于水中，避免海水腐蚀和零部件生锈，所述滑轮轴2的材料为2Cr13，2Cr13不易被海水腐蚀和锈蚀，保证滑轮轴2转动顺畅，避免滑轮卡死。
在本发明的优选方式中，如图3所示，所述摆动座5可进行左右摆动，其左右最大摆幅为±90°。
在本发明的优选方式中，所述滑轮1通过滑轮轴2安装在滑轮支座3上组成部件，所述滑轮支座3利用锚绞车的链(缆)的收放进行上下翻转，根据工况要求实现摆动和翻转功能。
工况1：海洋船舶锚泊定位或移船，滑轮组件固定在下固定座上，锁紧机构动作锁紧翻转后的滑轮支座，滑轮位置随锚泊线角度变化而摆动。
工况2：海洋船舶极地作业从某一区域移动到另一区域，滑轮组 件收到上固定座，锁紧机构动作锁紧翻转后的滑轮支座。
本发明装置的工作过程为当船舶在预定的区域作业锚泊定位时，所述摆动座5上端的锁紧机构4松开，滑轮支座3一端围绕旋转销轴7向下翻转110°，摆动座5下端的锁紧机构4将滑轮支座3的下方支点锁紧到下摆动座5下端。当海水表面结冰船舶需航行时，所述滑轮支座3的一端围绕旋转销轴7向上翻转55°，锁紧机构4将滑轮支座3的上方支点锁紧到摆动座5的上端。
本发明的有益效果是：本发明水下导缆装置结构简单，维护保养方便，将导缆装置单一的固定方式改为活动式，改变水下导缆装置的位置，解决冰级船航行时因海水表面结冰导缆装置与冰层接触挤压而增加航行阻力的问题，延长了水下导缆装置的使用寿命。
以上所述是本发明的优选实施方式，应当指出，对于本技术领域的普通技术人员来说，在不脱离本发明原理的前提下，还可以做出若干改进和润饰，这些改进和润饰也视为本发明的保护范围。

Claims (6)

  1. 一种水下导缆装置，其特征在于，包括滑轮(1)、滑轮轴(2)、滑轮支座(3)、锁紧机构(4)、摆动座(5)、固定轴(6)、上固定座(8)和下固定座(9)，所述上固定座(8)和下固定座(9)上下固定在船体侧面；所述摆动座(5)固定在所述上固定座(8)和下固定座(9)上，所述固定轴(6)数量为两根，所述两根固定轴的一端均固定在所述摆动座(5)上，另一端分别固定在所述上固定座(8)和下固定座(9)上，所述滑轮支座(3)通过旋转销轴(7)与摆动座(5)连接；所述滑轮(1)通过滑轮轴(2)组装在滑轮支座(3)上；所述锁紧机构(4)的数量为两组，分别设置在所述摆动座(5)两端，所述锁紧机构(4)用于将翻转后的滑轮支座(3)锁紧到所述摆动座(5)上。
  2. 根据权利要求1所述的一种水下导缆装置，其特征在于，所述滑轮支座(3)通过旋转销轴(7)进行上下翻转，翻转角度为围绕旋转销轴(7)向上55°和向下55°。
  3. 根据权利要求1所述的一种水下导缆装置，其特征在于，所述两根固定轴(6)上下设置，且均与船体侧面平行。
  4. 根据权利要求1所述的一种水下导缆装置，其特征在于，所述滑轮(3)的外缘设有用于缆绳运动的槽。
  5. 根据权利要求1所述的一种水下导缆装置，其特征在于，所述所述摆动座(5)可进行左右摆动，最大摆幅为±90°。
  6. 根据权利要求1所述的一种水下导缆装置，其特征在于，所述 滑轮轴(2)的材料为2Cr13。
PCT/CN2018/102382 2018-08-27 2018-08-27 一种水下导缆装置 WO2020041919A1 (zh)

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Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6343200Y2 (zh) * 1983-07-11 1988-11-10
US5149059A (en) * 1991-04-25 1992-09-22 Harken, Inc. Low profile multiple bearing block fairlead
GB2286173A (en) * 1994-01-26 1995-08-09 I P Huse A S Anchor arrangements
US20060283368A1 (en) * 2003-10-03 2006-12-21 Hydralift Amclyde,Inc. Fairlead with integrated chain stopper
CN107054567A (zh) * 2017-06-09 2017-08-18 南通力威机械有限公司 一种水下导缆装置
CN206476054U (zh) * 2017-01-17 2017-09-08 上海德普船舶技术有限公司 水下摆动多功能导缆器
CN207045618U (zh) * 2017-06-09 2018-02-27 南通力威机械有限公司 一种水下导缆装置

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6343200Y2 (zh) * 1983-07-11 1988-11-10
US5149059A (en) * 1991-04-25 1992-09-22 Harken, Inc. Low profile multiple bearing block fairlead
GB2286173A (en) * 1994-01-26 1995-08-09 I P Huse A S Anchor arrangements
US20060283368A1 (en) * 2003-10-03 2006-12-21 Hydralift Amclyde,Inc. Fairlead with integrated chain stopper
CN206476054U (zh) * 2017-01-17 2017-09-08 上海德普船舶技术有限公司 水下摆动多功能导缆器
CN107054567A (zh) * 2017-06-09 2017-08-18 南通力威机械有限公司 一种水下导缆装置
CN207045618U (zh) * 2017-06-09 2018-02-27 南通力威机械有限公司 一种水下导缆装置

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