KR20120001975U - Apparatus for preventing water leakage of bridge - Google Patents

Abstract

The present invention installs a foreign matter trapping plate in the upper part of the drainage plate installed between the slab of the bridge and the slab, so that foreign matters such as fallen leaves that flow into the oil gap flow into the drainage plate, preventing the drainage of water and preventing the water from entering the landfill frame. It is possible to easily install the foreign matter trapping plate to the upper and lower parts of the bridge and the outside of the bridge to reduce the work time and cost, and the structure is simple, and relates to a bridge leakage preventing device that can improve productivity.

Description

Bridge leak prevention device {APPARATUS FOR PREVENTING WATER LEAKAGE OF BRIDGE}

The present invention relates to a device for preventing leakage of a bridge, and more specifically, to install a foreign material filtering plate on the upper part of the drain plate installed between the slab and the slab of the bridge, foreign matters such as fallen leaves introduced into the drainage flow into the drainage plate and drain the water. Can prevent water from flowing into the buried frame, and foreign matter trapping plate can be easily installed on the outside of the bridge and the upper and lower parts of the bridge to reduce work time and cost, and its structure is simple to improve productivity. The present invention relates to a bridge leakage preventing device that can be improved.

In general, a bridge is formed of a steel structure on the upper part of the column after the construction of a number of pillars, and the concrete is laid on the steel frame to form a bridge deck, and the upper surface of the bridge deck is usually coated with asphalt, such as a general road It is formed under the condition, or a railroad is installed on the upper part of the roof and is constructed as a railway bridge.

In addition, the bridge deck has a length change such as the length of the deck is increased or decreased due to the temperature change that occurs according to the season. In order to prevent the bridge deck from being damaged by the stretching phenomenon of the bridge deck, the bridge deck Is composed of a plurality of slabs, and the expansion joint is installed between the slab and the slab of the bridge is installed, the plurality of bridge slabs forming the bridge deck by the expansion joint is the damage caused by the expansion phenomenon It is protected and at the same time ensures smooth running of the vehicle.

In addition, although expansion joints of various configurations are provided in expansion joints of bridges, conventional expansion joints for bridges are flexibly stretched due to contraction and expansion of the bridge deck, but are structurally weak in preventing water penetration. .

Therefore, in recent years, the expansion joint and the water leaking from the surroundings are prevented from flowing into the gap between the slab of the bridge and the slab and flowing into the outside of the bridge while being prevented from entering the bridge device or the metal beam under the slab. The device is installed.

Referring to FIG. 1, a conventional leak prevention apparatus includes a pair of buried frames 20 and a drain plate 30 installed in a gap between the bridge slab 10 and the slab 10 forming a bridge top plate.

The buried frame 20 is formed in a form through which the space is formed, the pair of buried frame 20 is symmetrical with respect to the side that the two bridge slab 10 and the slab 10 is facing each other. In the state is embedded in the two bridge slab 70 side, respectively.

In other words, when installing the formwork to pour the slab 10 of the bridge to install the buried frame 20 on the inner surface of the formwork and then cast concrete inside the formwork between the slab 10 and the slab 10 of the bridge The buried frame 20 is buried in both sides. Accordingly, the buried frame 20 is buried in a semi-permanent state in the slab 10 of the bridge.

And the buried frame 20 is coupled to the upper end of both sides to be inserted into the interior of the bridge between the slab 10 and the slab 10 of the bridge between the "U" -shaped drain plate 30 to install the water flowing into the slab slab Drain to outside of (10).

However, in the conventional leak prevention device as described above, the various foreign matters 40 are introduced into the drainage plate 30 between the expansion joints installed on the upper side of the oil gap, and the water introduced into the drainage plate 30 is slab by the foreign matter 40. There was a problem that can not be smoothly drained to the outside of the (10).

In particular, in the railway bridge as shown in Figure 1, due to the characteristics of the railway bridge does not install the expansion joint between the slab 10 and the slab 10, the foreign matter 40, such as fallen leaves stacked on the slab 10 above It flows into the clearance gap and is laminated | stacked inside the drain board 30. FIG.

As described above, when various foreign matters are stacked in the drainage plate 30, there is a problem in that water flow such as sewage or rainwater flowing into the drainage plate 30 is hindered.

And when the foreign matter is stacked in the interior of the drainage plate 30 as described above, when the flow of water is hindered, a lot of water flows into the interior of the drainage plate 30 in a short time while water is introduced into the landfill frame 20 and the landfill frame ( There is a problem in that the life of 20) is shortened, and water leaks to the inside of the slab 10 when water is introduced into the buried frame 20 as described above.

In order to solve the above problems, the present invention is to combine the foreign matter trapping plate in the upper portion of the drain plate coupled to the lower side of the inner insertion space of the buried frame to be embedded in the slab is introduced into the drain plate through the gap between the upper plate. The object of the present invention is to provide a leak preventing device for bridges.

In addition, the present design combines the foreign matter trapping plate in the upper part of the buried frame to prevent foreign substances from entering into the drainage plate in advance, so that the water flowing into the gap passes through the drainage plate and prevents only foreign substances from entering the drainage plate. It is an object of the present invention to provide a leak preventing device for a bridge so that water can be smoothly drained out of the slab.

In addition, the present invention prevents foreign matters from the slab from flowing into the drainage plate through the oil gap, so that the foreign matters are stacked inside the drainage plate to prevent the drainage plate from being damaged by its own load and to extend the life of the drainage plate. Another object is to provide a leak prevention device.

In order to achieve the above object, the present invention includes a pair of buried frame 200 having an insertion space 210 inside the bridge between the slab (slab) 100 and the slab 100 of the bridge is embedded so as to be symmetric with each other. In the bridge, the leakage preventing device of the bridge provided with a drain plate 300 is coupled to both ends in the insertion space 210 of the buried frame 200,

The buried frame 200 includes a protruding plate 400 protruding inward to the inner upper portion of the insertion space 210;

A catching plate 500 provided to extend in a vertical direction at an end of the protruding plate 400;

Both side ends are provided with a bent portion 610, which is bent downward to the outside is inserted into the engaging plate 500 of the buried frame 200, both ends of the bent portion 610 is supported on the top of the protruding plate 400 It is characterized in that it comprises a foreign matter trapping plate 600 to prevent the foreign matter flowing into the drainage flows into the drainage plate (300).

And the foreign material trap plate 600 is characterized in that formed of a mesh 620, a plurality of steel wires are woven in the horizontal direction and vertical direction.

In addition, the foreign material filtering plate 600 is characterized in that formed in the center plate 630, the plurality of drainage holes 631 at a predetermined interval.

The present invention configured as described above can combine the foreign matter filtering plate on the upper part of the drain plate coupled to the lower portion of the inner insertion space of the buried frame to be embedded in the slab to prevent foreign substances in the upper part of the slab to flow into the drain plate through the oil gap. It works.

In addition, the present design combines the foreign matter trapping plate in the upper part of the buried frame to prevent foreign substances from entering into the drainage plate in advance, so that the water flowing into the gap passes through the drainage plate and prevents only foreign substances from entering the drainage plate. There is an effect that water can be smoothly drained to the outside of the slab.

In addition, the present design prevents foreign matters from the slab from flowing into the drainage plate through the oil gap, thereby preventing the damage of the drainage plate due to the load of the foreign matters by stacking the foreign matters inside the drainage plate and extending the life of the drainage plate. have.

1 is an exemplary view showing a leak prevention apparatus of the bridge according to the prior art.
Figure 2 is an exemplary view showing a leak preventing device of the bridge according to the present invention.
Figure 3 is an exemplary view showing a foreign matter trapping plate of the leakage preventing device according to the present invention.
Figure 4 is an exemplary view showing a state of the bridge leak prevention device installed in the bridge slab according to the present invention.
Figure 5 is an exemplary view showing a side cross-sectional view of the bridge leak prevention apparatus installed in the bridge slab according to the present invention.
Figure 6 is an exemplary view showing a state in which foreign matter is introduced into the foreign matter trapping plate in the leakage preventing device of the bridge according to the present invention.
Figure 7 is an exemplary view showing another embodiment of the foreign matter trapping plate of the leakage preventing device of the bridge according to the present invention.

Preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

Reference numeral 700 in the drawings is a foreign matter such as fallen leaves.

According to the present invention, as shown in FIGS. 2 and 4 to 5, a pair of buried frames 200 having an insertion space 210 therein are provided at both sides of the bridge between the slab 100 and the slab 100 of the bridge. The buried is installed to be symmetrical with each other, both ends of the drain plate 300 bent in a U shape is coupled to the insertion space 210 of the buried frame 200.

At this time, the inner surface of the insertion space 210 of the buried frame 200 is provided so that the protruding plate 400 protrudes inward, the locking plate 500 so that the upper end extends in the vertical direction at the end of the protruding plate 400. Is provided.

At this time, it is preferable that the locking plate 500 extends longer than the upper part so as not to introduce small foreign substances into the insertion space 210 of the buried frame 200 around the protrusion plate 400.

Meanwhile, the foreign material filtering plate 600 has a bent part 610 having both side ends bent outwardly downward and is inserted into the locking plate 500 of the buried frame 200, and both ends of the bent part 610 are protruding plates 400. It is coupled to be supported on the top of).

At this time, the foreign matter trapping plate 600 takes a foreign matter of a certain size introduced through the gap, as shown in Figure 3, the foreign matter of a small size that can be drained with the water flowing into the gap flows into the drain plate in the horizontal direction It is preferable to carry out with a mesh 620 in which a plurality of steel wires are woven in the longitudinal direction.

Leakage prevention device installed in the gap between the slab 100 and the slab 100 as described above is buried when various foreign matters 700, such as fallen leaves stacked on the upper surface of the slab 100 is introduced into the gap Drain plate 300 is installed on the upper portion of the foreign matter trapping plate 600 installed by inserting the bent portion 610 of both ends in the insertion space 210 of the frame 200 and the lower portion of the buried frame below the foreign matter trapping plate 600. It is prevented from entering inside.

As described above, various foreign matters 700 in the upper part of the slab 100 are introduced into the gap between the slab 100 and the slab 10 to be introduced into the drainage plate 300. By preventing the 600 is to prevent the various foreign matters 700 are stacked in the drain plate 300.

And depending on the weather, when the rainwater flows into the flow along with various foreign matters 700 stacked on the slab 100 in the rainy season, a number of steel wires woven in a horizontal direction and a longitudinal direction of the foreign matter trapping plate 600 ( 620, the foreign matter 700 is stacked on top, water such as rainwater is passed through the mesh 620 of the foreign matter trapping plate 600 into the drainage plate 300 is transferred along the drainage plate 300 to the slab ( It is drained outside of 100).

At this time, the foreign matter of small size introduced into the drainage plate 300 together with the water passing between the steel wire and the steel wire forming the mesh 620 of the foreign matter trapping plate 600 is small enough to pass through the mesh 620. Since it is large in size, it is transported along the drain plate 300 along with the water and is discharged to the outside of the slab 100 so as not to be stacked on the drain plate 300.

In addition, even when a large amount of foreign matter 700 is stacked on the mesh 620 of the foreign matter trapping plate 600 and flows into the gap as described above, the curved portion 610 that is bent downward on both sides of the foreign matter trapping plate 600 is buried. The bent portion 610 is separated from the upper portion of the protrusion plate 400 by the load of the foreign matter 700 while being caught by an upper portion of the locking plate 500 provided to extend up and down inside the protrusion plate 400 of the 200. Is to be prevented is to maintain the state in which the mesh 620 of the foreign matter trapping plate 600 is coupled to the buried frame 200.

When the water flows through the mesh 620 of the foreign matter trapping plate 600 as described above, the water is introduced into the drainage plate 300, and the locking plate 500 extends longer than the upper part based on the protruding plate 400. As a result, water falling into the lower portion of the mesh 620 may be prevented from entering the insertion space 210 of the buried frame 200.

As described above, when various foreign matters 700 of the upper slab 100 are introduced into the drainage plate 300 together with the water, the incoming water passes through the foreign matter trapping plate 600 and is introduced into the drainage plate 300. It is possible to smoothly drain the water introduced into the drainage plate 300 to the outside of the slab 100 by preventing the inflow into the drainage pipe 300 by the foreign matter trapping plate 600.

In addition, as described above, the foreign matter 700 of the slab 100 is prevented from flowing into the drainage plate 300 through the oil gap so that various foreign matters 700 are stacked in the drainage plate 300 to the own load of the foreign matter 700. This prevents the drainage plate 300 from being damaged and extends the life of the drainage plate 300.

Meanwhile, as illustrated in FIG. 7, the foreign material filtering plate 600 may be implemented as a plate 630 in which a plurality of drain holes 631 are drilled at regular intervals in the center instead of the mesh 620.

As described above, the center of the plate 630 in which the plurality of drain holes 631 are drilled in the center is bent in a U shape, and both side ends of the plate 630 are bent downward to form the bent portion 610, and then the buried frame ( By inserting and coupling to the upper part of the protrusion plate 400 of the 200, the foreign matter 700 introduced through the flow path is stacked in the interior of the plate 630, the water is inside the drain plate 300 through a plurality of drain holes 631. Inflow to the drain will be outside the slab (100).

100: slab
200: buried frame 210: insertion space
300: drain plate
400: protrusion plate
500: hanger
600: foreign matter trapping plate
610: protrusion 620: mesh
630: plate 631: drain hole

Claims (3)

A pair of buried frames 200 having an insertion space 210 therein are installed to be symmetrical with each other, and the buried frames 200 are inserted in both sides of the bridge between the slab 100 and the slab 100 of the bridge. In the bridge leakage preventing device provided with a drain plate 300 is coupled to both ends in the space 210,
The buried frame 200 includes a protruding plate 400 protruding inward to the inner upper portion of the insertion space 210;
A catching plate 500 provided to extend in a vertical direction at an end of the protruding plate 400;
Both side ends are provided with a bent portion 610, which is bent downward to the outside is inserted into the engaging plate 500 of the buried frame 200, both ends of the bent portion 610 is supported on the top of the protruding plate 400 Leakage prevention device of the bridge, characterized in that it comprises a foreign matter trapping plate 600 to prevent the foreign matter flowing into the drainage plate 300 is introduced. The method of claim 1, wherein the foreign matter trapping plate 600 is a bridge leakage prevention device, characterized in that formed of a mesh 620 woven with a plurality of steel wires in the horizontal and vertical directions. The method of claim 1, wherein the foreign material trap plate 600 is a bridge leakage preventing device, characterized in that formed in the center of the plate 630, a plurality of drain holes (631) at regular intervals.

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