KR101704796B1 - Cable connection device for submerged structures - Google Patents

Cable connection device for submerged structures Download PDF

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Publication number
KR101704796B1
KR101704796B1 KR1020150191109A KR20150191109A KR101704796B1 KR 101704796 B1 KR101704796 B1 KR 101704796B1 KR 1020150191109 A KR1020150191109 A KR 1020150191109A KR 20150191109 A KR20150191109 A KR 20150191109A KR 101704796 B1 KR101704796 B1 KR 101704796B1
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KR
South Korea
Prior art keywords
cable
underwater
underwater structure
tunnel
moving member
Prior art date
Application number
KR1020150191109A
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Korean (ko)
Inventor
서승일
문형석
Original Assignee
한국철도기술연구원
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Priority to KR1020150191109A priority Critical patent/KR101704796B1/en
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Publication of KR101704796B1 publication Critical patent/KR101704796B1/en

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    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00—Independent underground or underwater structures; Retaining walls
    • E02D29/063—Tunnels submerged into, or built in, open water
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00—Independent underground or underwater structures; Retaining walls
    • E02D29/06—Constructions, or methods of constructing, in water
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D29/00—Independent underground or underwater structures; Retaining walls
    • E02D29/16—Arrangement or construction of joints in foundation structures
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F16—ENGINEERING ELEMENTS AND UNITS; GENERAL MEASURES FOR PRODUCING AND MAINTAINING EFFECTIVE FUNCTIONING OF MACHINES OR INSTALLATIONS; THERMAL INSULATION IN GENERAL
    • F16G—BELTS, CABLES, OR ROPES, PREDOMINANTLY USED FOR DRIVING PURPOSES; CHAINS; FITTINGS PREDOMINANTLY USED THEREFOR
    • F16G11/00—Means for fastening cables or ropes to one another or to other objects; Caps or sleeves for fixing on cables or ropes
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D2600/00—Miscellaneous
    • E02D2600/20—Miscellaneous comprising details of connection between elements

Abstract

The present invention relates to a cable connection device for an underwater structure and, more specifically, relates to a cable connection device for an underwater structure which is able to prevent the underwater structure from being distorted and deformed by minimizing transmission of an external force applied to a cable to the underwater structure, wherein the cable is used to fixate and support the underwater structure such as an undersea tunnel mooring at a fixated depth underwater by buoyancy. According to the present invention, the underwater structure in which a position is fixated by the cable comprises: a fixing member fixated to an outer side of the underwater structure; and a first moving member installed in an upper part of the fixing member to move in a connection direction of the cable, fixating the cable installed in a vertical direction of the underwater structure.

Description

Technical Field [0001] The present invention relates to a cable connection device for submerged structures,

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cable connecting apparatus for an underwater structure, and more particularly, to a cable connecting apparatus for an underwater structure, To a cable connecting device for an underwater structure which can prevent twisting or deformation of an underwater structure by minimizing the transmission of the underwater structure.

In general, underwater structures refer to structures installed in the sea, that is, structures that are installed in the water between the sea surface and the sea floor. Among them, the most typical underwater tunnels are installed in the sea, and transportation means such as people, passenger cars, The tunnel is made to pass through.

The above-mentioned underwater tunnel can minimize the length of the connection section, the construction period and the space required for constructing the structure by the module connection method.

More specifically, the underwater tunnel is installed by connecting pipe-shaped unit pieces, which carry a railway in water, to a sea floor instead of drilling a tunnel in a sea bottom ground. As a connection method of the underwater tunnel, There is a merit that a sealing member is provided between the tunnel unit and the end of the unit is connected to the end of the adjacent unit using a wire and the influence of the seabed ground condition and the seismic and marine weather is small.

These underwater tunnels are filled with air, so they float by buoyancy in the water. To prevent this, cables such as chains and wires are wrapped around underwater tunnels so that underwater tunnels can moor at a certain height in water. As shown in Fig.

However, when a cable is fixedly installed in a submarine tunnel as in the prior art, external force applied to the cable due to algae or other causes is directly transmitted to the underwater tunnel, so that distortion such as twisting occurs in the underwater tunnel due to external force transmitted from the cable There is a possibility that a rollover accident such as a vehicle or a train traveling in an underwater tunnel may occur when such deformation occurs severely.

Korean Patent Registration No. 10-1211491 discloses a conventional underwater tunnel and an installation method thereof. As shown in FIG. 1, the main technical structure of the tunnel is formed into a hollow shape, A connecting portion 24 to which ends of the connecting member 30 in the form of a metal cable are coupled is formed on both sides of the tunnel 20 formed by connecting the tunnel units formed in a structure capable of traveling, 30) to fix the position of the tunnel (20).

That is, although the related art has a separate connecting portion 24 for connecting the connecting member 30 to the tunnel 20, the connecting portion 24 may be formed by simply connecting the tunnel 20 and the connecting member 30 When an external force is applied to the connection member 30 due to algae or other cause, the external force applied to the connection member 30 is directly transmitted to the tunnel 24 through the connection portion 24, The tunnel 20 may be distorted or deformed due to rotation and the traveling stability of the vehicle or the like traveling inside the tunnel 20 may be considerably deteriorated.

1. Korean Registered Patent No. 10-1211491 (Announcement of Dec. 18, 2012)

It is an object of the present invention to minimize the external force acting on a cable used for fixing and supporting an underwater structure to the underwater structure, So that it is possible to prevent twisting or deformation of the underwater structure.

According to an aspect of the present invention,

The underwater structure is fixed in position by a cable. The underwater structure is fixed to the outside of the underwater structure. The underwater structure is installed on the upper part of the underwater structure so as to be movable in the direction of cable connection. And a first movable member to which a cable is fixedly installed.

At this time, the fixing member is formed with a receiving groove into which the first moving member is inserted, a first guide groove is formed in the receiving groove in the vertical direction of the underwater tunnel, and a first guide groove And a first guide protrusion that is inserted and coupled so as to be movable is formed.

In addition, a detachment preventing portion for preventing detachment of the first shifting member is protruded from the rim of the fixing member, and a groove portion through which the cable is passed is formed in the detachment preventing portion.

The first guide groove and the first guide protrusion are formed in the shape of a dovetail.

The first moving unit may further include a second moving unit installed on the first moving unit so as to be movable in a connection direction of the cable and having a cable installed in a horizontal direction of the underwater structure.

A second guide groove is formed in the horizontal direction of the underwater tunnel at an upper portion of the first moving member, and a second guide protrusion movably engageable with the second guide groove is formed at a lower portion of the second moving member .

In addition, a cushioning member is connected between the first and second moving members and the fixing member.

The buffer member may be a spring, a damper, or a combination of a spring and a damper.

According to the present invention, by minimizing the external force acting on the cable used for fixing and supporting the underwater structure by the simple structure, it is possible to prevent the underwater structure from being twisted or deformed, The present invention has an excellent effect of improving the performance.

In addition, according to the present invention, it is possible to improve the running stability of a passenger car or a railway car running on the inside by minimizing twisting or shaking of an underwater tunnel when applied to an underwater tunnel, .

1 is a longitudinal sectional view schematically showing a conventional four-ply super long underwater tunnel.
BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cable connecting apparatus for an underwater structure,
3 is an exploded perspective view showing an embodiment of a cable connecting apparatus for an underwater structure according to the present invention.
4 is a perspective view showing another embodiment of a cable connecting apparatus for an underwater structure according to the present invention.
Fig. 5 is an exploded perspective view of the present invention shown in Fig. 4; Fig.
6 is a perspective view showing still another embodiment of a cable connecting apparatus for an underwater structure according to the present invention;

Hereinafter, preferred embodiments of a cable connecting apparatus for an underwater structure according to the present invention will be described in detail with reference to the accompanying drawings.

3 is a perspective view showing an embodiment of a cable connecting apparatus for an underwater structure according to the present invention, and FIG. 4 is an exploded perspective view of a cable connecting apparatus according to the present invention. FIG. 5 is a perspective view of the cable connector of an underwater structure according to the present invention, FIG. 5 is an exploded perspective view of the present invention shown in FIG. 4, and FIG. 6 is a perspective view of a cable connector of an underwater structure according to another embodiment Fig.

The present invention minimizes the external force acting on a cable used to fix and support an underwater structure such as an underwater tunnel moored at a certain depth in water by buoyancy to minimize the transmission of the underwater structure to the underwater structure, The present invention relates to a cable connecting apparatus 100 for a submerged structure capable of underwater construction (hereinafter, referred to as " cable connecting apparatus 100 " 50 of the present invention will be described as an example.

As shown in FIG. 2, the cable connection apparatus 100 according to the present invention is installed in an underwater structure, that is, underwater tunnel 50 where its position is fixed by cables 60 and 60 ' As shown in FIG. 3, the fixing member 110 and the first moving member 120 are mainly included.

More specifically, the fixing member 110 is fixed to the outer surface of the underwater tunnel 50 by fastening means such as a bolt so that the cables 60 and 60 'can support the underwater tunnel 50 And a plurality of the fixing members 110 may be installed in the width direction of the underwater tunnel 50. In this case,

A receiving groove 112 is formed in the upper portion of the fixing member 110 so that a first moving member 120 and a second moving member 130 to be described later can be inserted. And a separation preventing portion 114 for preventing the first and second moving members 120 and 130, which are provided inside the receiving groove 112, from being separated from each other is formed at the rim portion.

The first guide groove 116 is formed in the receiving groove 112 of the fixing member 110 in the installation direction of the cable 60, that is, the vertical direction of the underwater tunnel 50, So that it can move along the first guide groove 116.

Next, the first moving member 120 is connected to the upper portion of the fixing member 110 movably so as to reduce a load applied to the underwater tunnel 50 by the cable 60, The first moving member 120 is formed with a first through hole 121 through which the cable 60 is inserted so that the cable 60 can be fixed to the first moving member 120.

At this time, a first guide protrusion 122, which is fitted into the first guide groove 116 of the fixing member 110, is protruded and formed at a lower portion of the first movable member 120 to fix the first movable member 120 And is movable along the first guide groove 116 of the member 110.

More specifically, a cable 60 connected to the underwater tunnel 50 in a vertical direction is coupled to the first moving member 120. The external force acting on the up and down cable 60 is directly transmitted to the underwater tunnel 50 The first moving member 120 to which the vertical cable 60 is coupled is fixed to the fixing member 110 (110), because the twisted or swinging motion in the downward direction may occur in the underwater tunnel 50, By the external force exerted on the cable 60 on the underside tunnel 50, that is, in the direction causing the twist to the underwater tunnel 50. As a result,

That is, the vertical cable 60 is fixed to both sides of the bottom of the sea floor, and the middle portion of the vertical cable 60 surrounds the outer side of the underwater tunnel 50. The cable 60 is directly connected to the fixing member 110 The external force applied to the cable 60 is directly transmitted to the underwater tunnel 50 through the fixing member 110. When the cable 60 is fixed to the first moving member 120 Since the first moving member 120 moves up and down by the external force transmitted through the cable 60, the external force is exhausted, so that the external force transmitted to the underwater tunnel 50 is reduced, It is possible to prevent twisting and shaking in the upward and downward directions.

According to another embodiment of the cable connection apparatus 100 according to the present invention, as shown in FIG. 4, a second shifting member 130 may be further provided on the upper portion of the first shifting member 120 The second moving member 130 is connected to a cable 60 'installed in the horizontal direction of the underwater tunnel 50 and has an external force applied to the underwater tunnel 50 by the horizontal cable 60' It is a role to alleviate.

In other words, when an external force acts on the cable 60 'installed in the horizontal direction of the underwater tunnel 50, the swing in the left, right direction or upward and downward directions may occur in the underwater tunnel 50, 2 moving member 130 to the underwater tunnel 50 by reducing the external force transmitted from the horizontal cable 60 'to the underwater tunnel 50, Or to enhance the running stability of the railway vehicle.

At this time, on the upper part of the first moving member 120 on which the second moving member 130 is installed, the second guide grooves 124 (124 ') are formed in the moving direction of the horizontal cable 60' And a second guide protrusion 132 fitted to the inside of the second guide groove 124 is formed at a lower portion of the second movable member 130 so that the second movable member 130 is fixed to the fixed member 110 in the horizontal direction of the underwater tunnel 50 along the second guide groove 124. [

The first guide protrusion 122 and the second guide protrusion 132 are formed on the receiving groove 112 of the fixing member 110 and the upper portion of the first moving member 120, A first guide groove 116 and a second guide groove 116 are formed in the lower portion of the movable member 120 and the lower portion of the second movable member 130 such that the first guide protrusion 122 and the second guide protrusion 132 are fitted, 124 may be formed.

The first and second guide grooves 116 and 124 and the first and second guide protrusions 122 and 132 are formed in the shape of a dove tail so that the fixing member 110 and the first moving member 120, So that the first moving member 120 and the second moving member 130 can be prevented from being separated from each other.

Like the first moving member 120, the second moving member 130 is installed inside the receiving groove 112 of the fixing member 110 and has a separation preventing portion 114 The second moving member 130 is formed with a second through hole 131 through which a horizontal cable 60 'is inserted and coupled to the center of the horizontal cable 60' Can be firmly coupled to the second moving member 130.

The vertical direction cable 60 and the horizontal direction cable 60 'are connected to the departure prevention portion 114 of the fixing member 110 for restricting the movement of the first movable member 120 and the second movable member 130, The vertical cable 60 and the horizontal cable 60 'can freely move in the vertical direction and the horizontal direction of the underwater tunnel 50, respectively.

Although not shown, a through hole is formed in the detachment prevention portion 114 so as to penetrate the vertical cable 60 and the horizontal cable 60 'instead of the recessed portion 118, so that the vertical cable 60 Of the horizontal cable 60 'and the horizontal cable 60'.

According to another embodiment of the cable connection apparatus 100 according to the present invention, the buffer member 140 may be connected between the fixing member 110 and the first and second movable members 120 and 130, The shock absorbing member 140 absorbs impact transmitted from the vertical and horizontal cables 60 and 60 'to the underwater tunnel 50 through the first and second moving members 120 and 130, And the function of transmitting the shock absorbing effect is maximized.

More specifically, as shown in FIG. 6, the separation preventing portion 114 formed in the up and down direction of the fixing member 110, that is, the vertical direction of the underwater tunnel 50, and the first moving member 120 The buffer member 140 is inserted between the separation preventing portion 114 and the second moving member 130 formed in the left and right direction of the fixing member 110, that is, in the horizontal direction of the underwater tunnel 50, The cushioning member 140 can absorb the external force transmitted from the cables 60 and 60 'which are exhausted by the movement of the first and second moving members 120 and 130, It is designed to minimize the shock that is transmitted.

A spring 142 or a damper 144 may be used as the buffer member 140 and a combination of the spring 142 and the damper 144 may be used depending on the magnitude of the external force transmitted from the cables 60 and 60 ' The cushioning member 140 may be constituted.

Therefore, according to the cable connecting apparatus 100 of an underwater structure according to the present invention as described above, an external force acting on the cables 60 and 60 'used for fixing and supporting the underwater structure by a simple structure is reduced, It is possible to improve the durability of the underwater structure. Further, since the structure is simple, it is easy to install and maintain, and when applied to the underwater tunnel 50, And it has various advantages such as minimizing the twisting or shaking of the tunnel 50 and improving the running stability of a passenger car or a railway car running inside.

Although the cable connecting apparatus 100 according to the present invention is not limited to the underwater structure, it may be installed in water, on the sea or on the ground, It is obvious to those skilled in the art that various modifications are possible without departing from the technical idea of the present invention.

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a cable connecting device for an underwater structure, and more particularly, to a cable connecting device for an underwater structure, To a cable connecting device for an underwater structure which can prevent twisting or deformation of an underwater structure by minimizing the transmission of the underwater structure.

50: underwater tunnel 60: (up and down) cable
60 ': (Horizontal direction) Cable 100: Cable connection device
110: fixing member 112: receiving groove
114: separation preventing portion 116: first guide groove
118: recessed groove 120: first moving member
122: first guide projection 124: second guide groove
130: second moving member 132: second guide projection
140: buffer member 142: spring
144: Damper

Claims (8)

In an underwater structure whose position is fixed by a cable,
A fixing member fixedly installed outside the underwater structure,
A first moving member fixedly installed in the vertical direction of the underwater structure and configured to be movable in a connection direction of the cable on an upper portion of the fixing member to absorb an impact applied to the underwater structure by the cable,
A second moving member fixedly installed in the horizontal direction of the underwater structure and provided so as to be movable in the connecting direction of the cable on the first moving member so as to reduce the external force applied to the underwater structure by the cable,
A spring, a damper, or a combination of a spring and a damper, which is connected between the first and second moving members and the fixing member to absorb an impact transmitted from the cable to the underwater tunnel through the first and second moving members, , ≪ / RTI >
Wherein the holding member is formed with a receiving groove into which the first moving member is inserted, a first guide groove is formed in the receiving groove in the vertical direction of the underwater tunnel, and a first guide groove is formed in the lower portion of the first moving member A first guide protrusion is formed to protrude from the first guide protrusion,
A detachment preventing portion for preventing detachment of the first and second moving members is protruded from the rim of the fixing member, a groove portion through which the cable passes is formed in the detachment preventing portion,
A second guide groove is formed in the horizontal direction of the underwater tunnel at the upper portion of the first moving member and a second guide protrusion protruded and formed at the lower portion of the second moving member to be engaged with the second guide groove movably The cable connection device of the underwater structure.
delete delete The method according to claim 1,
Wherein the first and second guide grooves and the first and second guide projections are formed in the shape of a dovetail.

delete delete delete delete
KR1020150191109A 2015-12-31 2015-12-31 Cable connection device for submerged structures KR101704796B1 (en)

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KR1020150191109A KR101704796B1 (en) 2015-12-31 2015-12-31 Cable connection device for submerged structures

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KR1020150191109A KR101704796B1 (en) 2015-12-31 2015-12-31 Cable connection device for submerged structures

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102306026B1 (en) * 2020-04-02 2021-09-29 (주)대우건설 Tethering Method of Concrete Segment for Underwater Tunnel, Constructing Method of Underwater Tunnel and Underwater Tunnel Constructed by such Method

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001163288A (en) * 1999-12-06 2001-06-19 Penta Ocean Constr Co Ltd Mooring device of floating body
KR100896957B1 (en) * 2009-02-16 2009-05-12 (주)서광전기컨설팅 Underground wired electrical line of connector
KR20120042141A (en) * 2010-10-22 2012-05-03 한국해양연구원 Submerged floating tunnel with cable-stayed super long-span and construction method thereof
KR20140146815A (en) * 2013-06-18 2014-12-29 서일대학교산학협력단 Earthquake isolation device having anti-bridge and tensile reinforcing

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2001163288A (en) * 1999-12-06 2001-06-19 Penta Ocean Constr Co Ltd Mooring device of floating body
KR100896957B1 (en) * 2009-02-16 2009-05-12 (주)서광전기컨설팅 Underground wired electrical line of connector
KR20120042141A (en) * 2010-10-22 2012-05-03 한국해양연구원 Submerged floating tunnel with cable-stayed super long-span and construction method thereof
KR101211491B1 (en) 2010-10-22 2012-12-18 한국해양연구원 Submerged floating tunnel with cable-stayed super long-span and construction method thereof
KR20140146815A (en) * 2013-06-18 2014-12-29 서일대학교산학협력단 Earthquake isolation device having anti-bridge and tensile reinforcing

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102306026B1 (en) * 2020-04-02 2021-09-29 (주)대우건설 Tethering Method of Concrete Segment for Underwater Tunnel, Constructing Method of Underwater Tunnel and Underwater Tunnel Constructed by such Method

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