KR101687988B1 - Improved pontoon - Google Patents

Abstract

The present invention relates to an improved pontoon which is an underwater floating structure. The improved pontoon comprises: a first floating structure which is formed by a material having a less specific gravity than water; a second floating structure which is arranged be separated upward from the first floating structure and is formed by a material having a less specific gravity than water; and a connection part which connects the first and second floating structures to each other and forms an opening space between the first and second floating structures. Therefore, the present invention reduces the impact caused by wave or ship wave, enables the construction of an offshore floating structure where a ship can be safely anchored in the case that the pontoon is applied to a floating platform or the like, is suitable to realize offshore floating structures having various structures and sizes, and prevents damage to the appearance thereof or physical damage even if the pontoon is used on the sea for a long time.

Description

Improved pontoon

The present invention relates to a pontoon, which is a floating facility in water, and more particularly, to an improved pontoon in which the influence on Hangzhou Panafango is minimized.

The pontoon is an underwater floating facility made of wood, steel, and reinforced concrete made of a main body such as a floating bridge. The deck, the roof, and the side wall are box-framed structures as shown in FIG. 1, And is formed of a material having sufficient watertightness.

A manhole, a bilge hole, a chain hole, a vent hole, a room present, a fair lid, and the like can be provided on the deck of the pontoon. Recently, a pontoon made of a reinforced polyethylene (PE) has been developed and used.

Conventional pontoon is superior in strength and weight compared with steel and concrete, but it is weak in resistance to wave and Hangzhou wave. Therefore, when applied to float bridge, There was a disadvantage of causing physical damage to a ship.

Particularly, in order to enlarge the area of the existing pontoon structure, a plurality of individual pontoons are combined into a single structure. In this process, a steel structure should be installed and a deck must be provided on the upper surface. There is an increasing problem.

There are many beautiful islands that can utilize tourism resources on the three sides of the sea in our country, but the marine floating facilities equipped with safety and durability are insufficient and the technology accumulation related to manufacturing and installation is poor and the competitiveness of marine tourism is deteriorating. Therefore, it is urgently required to secure more improved maritime floating facilities and to develop base technologies therefor.

Korean Patent No. 10-1220832

SUMMARY OF THE INVENTION Accordingly, the present invention has been made keeping in mind the above problems occurring in the prior art, and it is an object of the present invention to provide an improved pontoon in which the influence on waves and anti-electromagnetic waves is reduced.

It is another object of the present invention to provide an improved pontoon that is easy to manufacture and low in manufacturing cost.

Still another object of the present invention is to provide an improved pontoon which is simple in construction and installation and maintains durability even for long-term use.

In order to solve the above-described problems, an improved pontoon according to the present invention includes: a first floating structure formed of a material having a specific gravity smaller than that of water; A second floating structure disposed on the upper side of the first floating structure and formed of a material having a specific gravity smaller than that of water; And a connection part connecting the first and second floating structures to each other to form an open space between the first and second floating structures.

At this time, the second floating structure is provided with a fastening means on a side surface thereof, and is coupled with the adjacent tab pontoons to form a space portion therein, and the space portion is configured to communicate with the outside through a side surface.

For example, at least one through hole is formed in the second floating structure in a vertical direction, and a coupling groove is formed in the first floating structure at a position corresponding to the through hole, and the coupling groove is formed in the first floating structure And a second groove having a diameter larger than that of the first groove formed on the lower side of the first groove, the first groove having a diameter larger than that of the pillar, A column passing through the through hole and exposed to the upper surface of the second floating structure and the other end being fastened to the fastening groove; A first stopper formed at one end of the column and having a larger diameter than the through-hole; A second stopper formed at the other end of the column and disposed in the second groove, the second stopper having a larger diameter than the first groove and a smaller diameter than the second groove; And an elastic body having a structure that surrounds the column, one end of which is in contact with the first floating structure and the other end of which is in close contact with the second floating structure.

A drainage groove is formed on an upper surface of the second floating structure and connected to one end and the other end. The drainage hole is formed on the drainage groove, and the drainage groove is formed in a downward slope toward one side or both sides .

In addition, the column may further include a cushioning member connecting the upper and lower pillars, wherein the cushioning member is integrally formed on one of the pillars, and a guide groove is formed in the lower portion of the cushioning member, A buffer housing formed; And a guide protrusion which is integrally formed with the other column and is guided by the inner circumference of the guide groove so that the other column is raised and lowered and is prevented from being separated by the stepped portion, wherein the elastic body is provided on both upper and lower sides of the buffer housing .

INDUSTRIAL APPLICABILITY As described above, the modified pontoon according to the present invention can provide a new pontoon capable of mitigating impacts due to waves or waves, and capable of constructing a maritime floating facility capable of anchoring a ship safely when applied to a floating bridge .

Especially, it is suitable for implementing marine floating facilities of various structures and sizes, and it is possible to prevent appearance damage or physical damage even if it is installed in the sea for a long time.

In addition, the material cost can be reduced, manufacturing and installation costs can be reduced, and the competitiveness of pontoons and marine floating facilities related industries can be secured.

1 is a photograph showing a conventional pontoon
Figure 2 is a side view of an improved pontoon according to the present invention;
Fig. 3 is a front view of Fig. 2
Fig. 4 is a plan view of Fig. 2
5 is a schematic view showing a state where a pontoon of the present invention is connected;
6 illustrates another embodiment of an improved pontoon according to the present invention.
Figure 7 is a side view of Figure 6;
8 is a view showing the operating state of Fig.
9 is a view showing an example in which a buffer member is applied to Fig.

In describing the present invention, terms and words used in the present specification and claims are to be construed in accordance with the principles of the present invention, on the basis that the inventor can properly define the concept of a term in order to best explain his invention But also the meaning and the concept corresponding to the technical idea of.

Hereinafter, preferred embodiments of the present invention will be described with reference to the drawings.

Fig. 2 is a side view showing an improved pontoon according to the present invention, Fig. 3 is a front view of Fig. 2, and Fig. 4 is a plan view of Fig. FIG. 5 is a schematic view showing a state where a pontoon according to the present invention is connected, FIG. 6 is a view showing another embodiment of an improved pontoon according to the present invention, and FIG. 7 is a side view of FIG. Fig. 8 is a view showing the operating state of Fig. 6, and Fig. 9 is a view showing an example in which the buffer member is applied to Fig.

The present invention can greatly expand the function and utility of a pontoon by proposing a new double-layered pontoon which can identify problems of existing facilities and improve the structure of the pontoon floating facility.

Specifically, the pontoon structure proposed in the present invention is a pontoon having a double structure in which a lower first floating structure and a second upper floating structure are connected by a connecting portion including a plurality of columns, It is confirmed that it is possible to mitigate the impacts caused by waves and waves in the Hangzhou River. When applied to floats, etc., there is an advantage that a maritime floating facility can be constructed where ships can berth safely.

2 and 3, the modified pontoon according to the present invention includes a first floating structure 110 formed of a material having a specific gravity smaller than that of water, a second floating structure 110 spaced above the first floating structure, A second floating structure 120 formed of a material and a connection part 130 connecting the first floating structure and the second floating structure and forming the first floating structure and the second floating structure open space, .

When the floating structure having the dual structure in which the first floating structure 110 and the second floating structure 120 are connected by the connection part 130 is installed in the sea or the river, the second floating structure 120 is immersed in water And the first floating structure 110 floats above the water surface.

The first and second floating structures 110 and 120 are spaced apart from each other by a connection part 130 including a plurality of units 131, The plurality of pillars 131 applied as the open space 150 and the connection part 130 can mitigate the resistance of the pontoons to the wave or the antique waves to minimize the fluctuation or fluctuation of the floating structure. do.

Particularly, the plurality of pillars 131, which are used as the connection unit 130, function in a similar manner to the tetrapod of the breakwater installed on the shore, disperse and weaken the waves of waves or waves, The open space 150 between the second floating structure 120 and the second floating structure 120 passes the water flowing in accordance with the waves or the waves of the anti-shore structure, thereby preventing the physical impact due to the inflow of water from being directly transmitted to the floating structure.

In the present invention, for the purpose of structural stability, the second floating structure 110 may be formed to have a smaller volume or weight than the first floating structure 120, and the first floating structure 110 and the second floating structure (120) may be formed of the same material or a different material

For example, the first floating structure 110 and the second floating structure 120 may be any material that does not rust in the sea including water, such as PE, FRP, .

The connection part 130 connecting the first floating structure 110 and the second floating structure 120 may be formed of the same material or different materials and may be formed of the same material as the first floating structure 110 or the second floating structure 120 120 may be integrally formed.

The improved pontoon according to the present invention has an advantage that it does not require an iron frame constituting the skeleton, solves the problem of rusting when floated in the sea, and prevents appearance from being damaged.

2 and 3, the second floating structure 120 may have a space portion 122 therein and may be configured to communicate with the outside through a side surface of the second floating structure 120 As a result, the weight of the second floating structure 120 and the entire pontoons can be reduced due to the space portion 122, and the cost of manufacturing the pontoons can be reduced by reducing the material cost.

An upper indent 124 may be formed on the upper surface of the second floating structure 120 so that a deck or a separate upper plate may be inserted and mounted.

4, another additional indentation (or protrusion) 128 may be formed on the upper surface of the second floating structure 120 to reduce the weight of the second floating structure 120 or to install additional facilities And the like can be improved.

The modified pontoon according to the present invention can alleviate the resistance against waves or waves of the Hangul wave even by a single structure itself and can effectively prevent the swinging or shaking of the floating structure even when the volume is expanded by connecting a plurality of pontoons.

For example, the second floating structure 120 may be provided with a fastening means 126 for connection of the individual pontoons. As shown in FIG. 2, (126b in FIG. 3) is inserted into the fastening hole 126a, so that a plurality of adjacent pontoons can be coupled to each other.

5, the two pontoons 100a and 100b are connected in the longitudinal direction and are coupled to each other by the fastening hole 126a and the fastening pin 126b, which are fastening means 126. As shown in FIG.

As described above, a plurality of pontoons can be connected to each other to implement maritime floating facilities of various sizes and structures, and the coupling means 126 can be provided at various points on each side of the pontoon.

Hereinafter, referring to FIG. 6 to FIG. 7, a description will be made of an embodiment in which a buffer structure for mitigating the resistance of a pontoon to wave or anti-phantom wave of the modified pontoon according to the present invention is applied.

At least one through hole 127 is formed in the second floating structure 120 in the vertical direction and a coupling groove 112 is formed in the first floating structure 110 at a position corresponding to the through hole 127, Wherein the coupling groove 112 is formed on the upper surface of the first floating structure 110 and has a circular first groove 112a having a diameter larger than that of the column 131, And a second groove 112b having a larger diameter than the first groove 112a formed in the lower side.

The connection part 130 is provided with a first stopper 132 and a second stopper 132 on the column 131 to have an organic coupling structure with the first and second floating structures 110 and 120 of the present embodiment. 133 and an elastic body 134 may be additionally constituted.

One end of the column 131 passes through the through hole 127 and is exposed to the upper surface of the second floating structure 120 and the other end of the column 131 is fastened to the coupling groove 112.

The first stopper 132 is formed at one end of the column 131 and more specifically at one end of the column 131 exposed on the upper surface of the second floating structure 120, The diameter of the through hole 127 is larger than that of the through hole 127.

The second stopper 133 is formed at the other end of the column. More specifically, the second stopper 133 is located in the second groove 112b, and the second stopper 133 And the diameter is larger than the diameter of the first groove 112a and smaller than the diameter of the second groove 112b.

The elastic body 134 is formed in a spring structure so that the column is enclosed and one end of the spring is in close contact with the first floating structure 110 and the other end is in close contact with the second floating structure 120.

This is because the first floating structure 110, which is submerged in water, is applied to the transverse side or the longitudinal side by waves, waves or the like, so that the first floating structure 110 flows to the side or longitudinal side and is connected to the upper side The second floating structure 120 can also be interlocked with the first floating structure 110. Due to the organic coupling structure of the structures described above, the second floating structure 110 120 can be minimized.

First, when a lateral pressure is generated in the first floating structure 110, as shown in FIG. 8A, since the diameter of the first groove 112a is larger than that of the column 131, It is possible to secure the fluidity to the lateral side by a predetermined distance (the difference in diameter between the first groove 112a and the column 131), thereby minimizing the lateral pressure transmitted to the second floating structure 120.

The diameter of the first groove 112a is larger than the diameter of the column 131 and the diameter of the second stopper 133 is larger than that of the first groove 112a. The column 131 can be secured to the first floating structure 110 so as to secure the fluidity of the column 131 by making the column 131 larger than the first groove 112a and smaller than the second groove 112b will be.

8 (b), when the column pressure is generated in the first floating structure 110, the column 131 can be raised and lowered through the through hole 127, and the second floating structure 120 ) Can be minimized.

The first stopper 132 may be larger in diameter than the through hole 127 so that the column may not be separated from the second floating structure 120. Preferably, The first floating structure 110 and the second floating structure 120 can be separated from each other by a predetermined distance from the upper surface of the second floating structure 120 so as to block the influence of the upward movement of the first floating structure 110 as well as the downward movement thereof.

The first and second floating structures 110 and 120 are closely contacted with each other to move the first floating structure 110 and the second floating structure 120 after the column 131 is lifted and lowered, And provides a restoring force to return the spacing between the floating structures 120 to the original state.

The upper surface of the second floating structure 120 is provided with a drain groove 129 connecting one side end and the other side end and the through hole 127 is formed on the drain groove 129, It is preferable that the first stopper 132 does not protrude from the upper surface of the second floating structure 120 when the first and second floating structures 131 and 131 move up and down.

At this time, it is also preferable that the drainage groove 129 is formed to have a white gradient toward one side or both sides so that water flowing through the through hole 127 or the like is naturally drained.

9 shows an example in which a double buffer structure is applied to the column 131 further comprising a cushioning member for mitigating the resistance of the pontoon to wave or anti-resonant wave.

The buffer member 140 may include a buffer housing 142 and guide protrusions 146.

In this embodiment, the column 131 is vertically divided to apply the buffer housing 140. The buffer housing 140 is integrally formed on one divided column 131a and the other column 131b, The guide protrusion 146 is integrally formed.

A circular guide groove 144 is formed in the buffer housing 140 so as to open downward. At this time, a step 143 protrudes from the lower end of the guide groove 144.

Also. The elastic protrusions 146 are formed on the upper and lower sides of the cushioning housing 140 so as to be able to move up and down while the other one of the pillars 131b can be raised and lowered while being guided by the inner circumference of the guide groove 144. [ To provide a restoring force from the buffer housing 140 to maintain the spacing between the first and second floating structures 110 and 120.

In addition, although not shown in the drawings, a spring may be provided inside the buffer housing 140 to provide an elastic force to push the buffer housing 140 and the guide protrusion 146 against each other.

While the present invention has been particularly shown and described with reference to exemplary embodiments thereof, it is to be understood that the invention is not limited to the disclosed exemplary embodiments, Of the right.

110: first floating structure 120: second floating structure
130: connection part 140: buffer member
150: Open space

Claims (5)

A first floating structure formed of a material having a specific gravity smaller than that of water; A second floating structure disposed above the first floating structure and formed of a material having a specific gravity smaller than that of water; And a connecting portion connecting the first and second floating structures to each other to form an open space between the first floating structure and the second floating structure, the improved pontoon comprising:
Wherein at least one through hole is formed in the second floating structure in a vertical direction,
The first floating structure is provided with a coupling groove at a position corresponding to the through hole. The coupling groove is formed in the upper surface of the first floating structure and has a circular first groove having a larger diameter than the coupling portion, And a second groove having a diameter larger than that of the first groove formed in the lower side of the first groove,
The connecting portion
A column through which one end passes through the through hole and is exposed on an upper surface of the second floating structure, and the other end is fastened to the coupling groove; A first stopper formed at one end of the column and having a larger diameter than the through-hole; A second stopper formed at the other end of the column and disposed in the second groove, the second stopper having a larger diameter than the first groove and a smaller diameter than the second groove; And an elastic body having a structure that surrounds the column and has one end attached to the first floating structure and the other end attached to the second floating structure.
The method according to claim 1,
The second floating structure
A fastening means is provided on a side surface thereof,
Wherein the space portion is configured to communicate with the outside through the side surface.
delete The method according to claim 1,
A drainage groove is formed on an upper surface of the second floating structure and connected to one end and the other end, the through hole is formed on the drainage groove,
Wherein the drainage grooves are formed with a downward gradient toward one side or both sides.
The method according to claim 1,
The column further comprises a buffer member connecting the upper and lower pillars divided into two,
The buffer member
A buffer housing integrally formed on one of the pillars and having a guide groove which is opened to the lower side and has a stepped protrusion at a lower end thereof;
And a guide projection integrally formed on the other column and guided by an inner periphery of the guide groove to lift and lower the other column and prevented from being separated by the step,
The elastic body
And a pair of upper and lower sides of the buffer housing.

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