KR102366969B1 - Ceiling panel fixing device of tunnel sound barrier - Google Patents

Abstract

The present invention can stably fix the ceiling (plate) structure installed on the upper part of the soundproof wall of the tunnel, and shorten the on-site construction time and construction by simply assembling and constructing the ceiling (plate) structure on the spot after the ceiling (plate) structure is manufactured in advance at the factory. It relates to a ceiling plate fixing device for a tunnel sound barrier that minimizes damage to the ceiling plate in the process.
a support frame formed in an empty square shape, installed and fixed on the upper surface of the upper frame, and provided with a center protrusion protruding upward from the center of the upper part; A ceiling plate fixing frame coupled to the edge of the ceiling plate and coupled to both upper sides of the support frame; a pushing clip coupled to the top of the center protrusion of the support frame in a pressing manner and both ends are coupled to the ceiling plate fixing frame so as not to be separated from the ceiling plate fixing frame; and a tension cap fixed by a fixing means having both ends contacting the upper surface of the ceiling plate fixing frame to block the gap between the ceiling plate fixing frames, passing through the center, and fastening to the top of the center protrusion of the support frame. do.

Description

Ceiling panel fixing device of tunnel sound barrier

The present invention relates to a ceiling plate fixing device of a tunnel sound barrier, and more particularly, it can stably fix the ceiling (plate) structure installed on the upper part of the tunnel sound barrier, and after the ceiling (plate) structure is manufactured in advance in a factory, the site It relates to a ceiling plate fixing device for a soundproof wall in a tunnel that shortens the on-site construction time and minimizes damage to the ceiling plate during the construction process by simply assembling and constructing it.

In general, soundproof walls for absorbing or blocking noise are installed on roads adjacent to residential areas so that noise generated from vehicles is not transmitted to residential areas.

Various types of soundproof walls have been developed according to their functions, such as transparent, sound-absorbing, and sound-insulating types. Recently, due to the expansion of new towns, high-rise buildings have been constructed close to the existing roads and railways, so that vehicles can pass through the sections adjacent to high-rise buildings. Tunnel-type soundproof walls are being installed in adjacent sections of high-rise buildings to block noise generated during the process.

Most of the tunnel-type sound insulation walls have a plurality of side posts installed at equal intervals on the upper surface of the foundation structure installed at the edge of the road, an upper frame with both ends connected to the top of these side posts, and a side soundproof plate arranged between the side posts, respectively. and an upper plate arranged on the upper frame to form a roof. In this case, as the upper plate, a transparent plate of a transparent material for see-through, a solar module plate capable of solar power generation, a sound insulation plate for noise blocking, and the like are used.

However, in the conventional tunnel-type sound insulation wall described above, the soundproofing plate in the form of a plate is assembled to the upper frame and installed on the upper frame, so that the soundproofing plate can be released by repeated loads according to the movement of the vehicle, and the soundproofing plate is installed on the upper frame in the field. There are problems that safety accidents occur frequently and the construction time is long, which interferes with traffic communication as the assembly must be done by hand on a daily basis.

Accordingly, although a number of techniques for fixing the soundproofing board of the tunnel-type soundproof wall have been proposed, most of them have a complicated structure, which makes it difficult to work during installation as well as maintenance work.

On the other hand, Patent Registration No. 10-1553400 discloses a tunnel-type sound insulation wall constructed by using a frame connecting device for soundproofing panels for connecting and fixing frames on which soundproof panels adjacent to each other are mounted on the upper surface of the posts, the frame connecting device for soundproofing panels. In the one side and the other segment frames installed so as to be symmetrically spaced apart from each other to form a connection space on the upper surface of the upper flange of the pole, the pole connecting member is fixedly installed on the upper surface of the pole of the connection space; and a T-shaped connecting member inserted into the T-shaped connecting member accommodating groove formed on the side surfaces of the one and the other segment frames facing each other and installed to be connected to the upper surface of the post connecting member. A tunnel-type soundproof wall using a frame connection device for soundproofing panels that can easily install and dismantle soundproofing panels using the device has been proposed and disclosed,

Patent Publication No. 10-2017-0008954 discloses a plurality of side posts having a pair of left and right and installed at equal intervals along the longitudinal direction of the road; Horizontal or arc-shaped ceiling posts connected to the upper ends of the side posts facing each other at both ends crossing the road; a guide member in which an intermediate line is fixed at the center of the ceiling post along the axial direction and a coupling groove is formed on both sides in the longitudinal direction of the tunnel; a panel having a plate-like shape and a rectangular external shape and a soundproofing plate coupled while wrapping the edge of the panel with a rim member; When both ends of the soundproofing plate are inserted into the coupling groove, it includes a guide means for slidingly guiding the soundproofing plate so that it is coupled, and a tunnel type that not only simplifies the installation of workers but also secures a firm and stable fixing force and facilitates maintenance. A ceiling soundproofing board installation structure in a soundproof wall and a method for installing the same are proposed and disclosed,

In Patent Publication No. 10-2019-0050389, a post erected along both sides of a road and a side wall frame arranged between the post and neighboring posts in the vehicle driving direction to block noise sources, and a side wall frame and a side wall frame facing each other A tunnel soundproof wall connected by a beam and having a soundproof panel coupled to the beam to form a roof frame, wherein the soundproofing panel is fixed with a panel fixture fixed to the beam; The panel fixture, a vertical piece that is erected and fixed to the beam and installed along the width direction of the road; A guide groove is formed on the vertical side through a fastener and a nut is inserted along the longitudinal direction to the center to be latched and the soundproof panel is raised on both sides of the upper surface centering on the guide groove. The panel fixing frame is formed; In the plurality of soundproof panels mounted on the seating surface, the cover member is placed on top of the "+" corners in contact with the corners of the soundproof panel, and four pressing parts formed on the bottom corners respectively contact the four soundproof panel corners; and a lock bolt that passes through the center of the cover member and is fastened to the nut so that the cover member presses and fixes each corner of the soundproof panel; A soundproofing panel fixing device for the roof of a tunnel soundproof wall is proposed and disclosed so that the installation of the small nipper is made simple,

Utility Model Registration No. 20-0493250 discloses a clamp structure for fixing an upper plate to an upper side of an upper frame constituting a tunnel sound barrier, comprising: a frame mounted on the upper part of the upper frame in the longitudinal direction and fixed through a fixing means; a seating part provided on the upper side of the frame, and having a pair of locking projections so that the upper plate ends are horizontally maintained on both sides and are respectively caught and positioned in a corresponding state; an upper plate fixture that forms a pressing plate in a bent shape so that the intermediate contact portion is in close contact between the locking jaw and the locking jaw and presses and supports both ends of the upper plate corresponding to both ends of the contact portion; It passes through the contact part at the center of the upper plate fixture and includes a locking part screwed to the inner rib of the frame, and is coupled to the upper frame of the tunnel sound barrier through the frame to maintain a stable fixed state. A clamp structure for fixing the upper plate of a tunnel sound barrier is proposed and disclosed.

Registered Patent Publication No. 10-1553400 Laid-open Patent Publication No. 10-2017-0008954 Laid-open Patent Publication No. 10-2019-0050389 Registered Utility Model Publication No. 20-0493250

The present invention has been devised in consideration of solving the above-mentioned problems, and can stably fix the ceiling plate installed on the upper part of the soundproof wall of the tunnel, and construct the ceiling (plate) structure in advance by simply assembling and constructing it at the site. An object of the present invention is to provide a ceiling plate fixing device for a tunnel sound barrier that reduces time and minimizes damage to the ceiling plate during the construction process.

To achieve the above object, there is provided a ceiling plate fixing device for a soundproof wall in a tunnel of the present invention, comprising: a support frame formed in a rectangular shape with an empty interior, installed and fixed on the upper surface of the upper frame, and provided with a center protrusion protruding upward from the center of the upper end; a ceiling plate fixing frame coupled to the edge of the ceiling plate and coupled to both upper sides of the support frame; a pushing clip coupled to the top of the center protrusion of the support frame in a pressing manner and both ends are coupled to the ceiling plate fixing frame at the same time to fix the ceiling plate fixing frame not to be separated; and a tension cap fixed by a fixing means having both ends contacting the upper surface of the ceiling plate fixing frame to block the gap between the ceiling plate fixing frames, passing through the center and fastening to the top of the center protrusion of the support frame. do.

Here, the support frame is formed at a position spaced apart from the center protrusion to a certain extent, and a pair of stopper protrusions limiting the coupling position of the ceiling plate fixing frame, and a stopper protrusion provided at the bottom of the ceiling plate fixing frame are inserted so that the stopper protrusion is inserted. A pair of coupling grooves respectively formed on the outside may be provided.

Here, the fixing means is fastened to the inside on the upper part of the center protrusion, and the coupling fastening parts are cut on both sides so that the pushing clips are coupled to the outside, and are provided with coupling fastening parts extending upward, and the screw part to which the fastening means is fastened is formed inside the coupling fastening parts. And on the outer side of the coupling fastening portion, a plurality of round-shaped irregularities may be formed as intaglios along the horizontal direction.

Here, the ceiling plate fixing frame is formed in a rectangular shape with an empty interior, and a ceiling plate insertion part formed on one side of the upper end to insert the ceiling plate, a coupling pocket formed on the top of the outer surface so that the bending clamp of the pushing clip is coupled, and the support frame It may include a separation prevention protrusion formed in an oblique shape on the lower surface to be inserted into the coupling groove formed on the upper surface.

Here, the pushing clip includes a horizontal body, a bending clamp formed to be inclined downward at both ends of the body to be inserted into the coupling pocket of the ceiling plate fixing frame, respectively, and a figure 11 protruding form from the bottom of the body to form the support frame It may include a fixed coupling part coupled to the outside of the coupling coupling part formed on the upper end of the center protrusion, and a guide part which is formed to protrude from the upper surface of the body to guide and protect the fixing means so as to contact the bottom surface of the tenseng cap.

Here, the fixed coupling portion may be concave-convex coupled to the outside of the coupling portion by forming a round-shaped unevenness on the inner surface in multiple stages along the horizontal direction.

Here, the tension cap includes a tension body formed in an arcuate shape, and fastening holes respectively formed in the tension body so that the leak-blocking gasket is coupled, and the leak-blocking gasket is formed in a T-shape, so that the upper end in the horizontal direction is It is inserted and fixed to the fastening hole and can be made by providing a horizontal portion having a plurality of lines of irregularities formed on the bottom at the bottom of the vertical portion.

The ceiling plate fixing device of the tunnel sound barrier of the present invention not only fixes the ceiling panel structure but not the ceiling plate, so the ceiling plate is stably fixed, and it can be easily assembled and constructed on site, thereby shortening the on-site construction time and in the construction process. A useful effect can be achieved in that damage to the ceiling plate is minimized.

According to the present invention, after mounting the ceiling plate fixing frame on both sides of the support frame, when the pushing clip is coupled to the support frame, the ceiling plate fixing frame on both sides is temporarily fastened and fixed with the pushing clip, then the tension cap is put on and fixing means such as screws or bolts By fixing the tension cap and the pushing clip, a useful effect of stably fixing the ceiling plate can be achieved.

According to the present invention, as the stopper protrusion is provided on the support frame, the distance between the ceiling plate fixing frames can be maintained at a constant level, and the separation preventing protrusion of the ceiling plate fixing frame is inserted into the coupling groove formed in the support frame, and the temporarily installed ceiling plate fixing frame is dropped off. It is possible to achieve a useful effect of preventing safety accidents caused by falling.

According to the present invention, as the pushing clip is coupled to the outside of the coupling fastening part provided on the upper part of the center protrusion and the fixing means is fastened to the inside of the coupling fastening part, the pushing clip is double coupled to the support frame and stably fixed, and the coupling fastening part It is possible to achieve a useful effect of making it easier to couple or separate the pushing clip to the support frame as the round-shaped unevenness is provided on the outside of the and the inside of the fixed coupling part of the pushing clip, respectively.

According to the present invention, as the coupling pocket into which the bending clamp of the pushing clip is inserted is provided on the outer surface of the ceiling plate fixing frame, the ceiling plate fixing frame temporarily installed by the pushing clip is fixed, so that the ceiling plate fixing frame is fixed before the final fixing using the fixing means. A useful effect of not falling off can be achieved.

According to the present invention, as the tension body of the tension cap is formed in an arcuate shape and has elasticity, when the tension body is fixed using a fixing means, a leak-blocking gasket coupled to both ends of the tension cap by the elastic force of the tension body is provided. It is closely attached to the upper surface of the fixed frame of the ceiling plate on both sides to achieve a useful effect that water leakage does not occur into the inside of the tunnel sound barrier.

1 is a perspective view showing a non-wood fixing structure using a ceiling plate fixing device of a tunnel sound barrier according to the present invention.
2 is an exploded perspective view of the ceiling plate fixing device of the tunnel sound barrier according to the present invention.
3 is a cross-sectional view showing the ceiling plate fixing structure using the ceiling plate fixing device of the tunnel soundproof wall according to the present invention.
4 is a cross-sectional exploded view of the ceiling plate fixing device of the tunnel sound barrier according to the present invention.
5 is a view showing a pushing clip and a tension cap of the ceiling plate fixing device of the tunnel sound barrier according to the present invention.
6 is a view showing a support frame and a ceiling plate fixing frame of the ceiling plate fixing device of the tunnel soundproof wall according to the present invention.
7 is a cross-sectional view showing a state in which the ceiling structure is fixed using the ceiling plate fixing device of the tunnel sound barrier according to the present invention.

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

The terms used in the present invention are terms defined in consideration of the functions in the present invention, which may vary depending on the intention or custom of the user or operator, so the definitions of these terms correspond to the technical matters of the present invention and should be interpreted as a concept.

1 to 7 of the accompanying drawings are views illustrating a ceiling plate fixing device of a tunnel sound barrier according to an embodiment of the present invention.

As shown in FIGS. 1 to 7 , the ceiling plate fixing device of the tunnel sound barrier according to the present invention comprises a support frame 10 , a pushing clip 20 , a tension cap 30 , and a ceiling plate fixing frame 55 . .

As shown in FIG. 6 , the support frame 10 is formed in a rectangular shape with an empty interior and is installed and fixed on the upper surface of the upper frame, and is formed of an aluminum material. In addition, a center protrusion 15 protruding upward is formed in the center of the upper end of the support frame 10 , and a coupling part 16 to which the pushing clip 20 is coupled and fixed is provided on the upper portion of the center protrusion 15 .

The coupling part 16 has a structure in which a fixing means 35 such as a bolt or a screw is fastened to the inside and the pushing clip 20 is coupled to the outside so that it is cut on both sides to extend upward, and is symmetrically disposed.

A screw portion 16" to which the fixing means 35 is fastened is formed inside the coupling fastening part 16, and a plurality of round-shaped irregularities 16' are formed on the outside of the coupling fastening part 16 in an intaglio along the horizontal direction. do.

At this time, it is preferable that the inner surface of the coupling portion 16 is inclined inwardly and the outer surface of the coupling portion 16 is formed vertically.

This is to firmly fix the pushing clip 20 while the coupling coupling part 16 is extended outward in both directions by the fixing means 35 fastened to the inside of the coupling coupling part 16 .

In addition, a pair of stopper projections 12 for limiting the coupling position of the ceiling plate fixing frame 55 to a position spaced apart from the center projection 15 to a certain extent so that the distance between the both sides of the ceiling plate 50 is kept constant, respectively. Formed, on the outside of the stopper projection 12, the coupling groove 11 into which the separation prevention protrusion 58 provided at the bottom of the ceiling plate fixing frame 55 is inserted so that the temporarily coupled ceiling plate fixing frame 55 is not separated. each is formed

Accordingly, when the ceiling plate fixing frame 55 is temporarily coupled to the support frame 10 , the ceiling plate fixing frame 55 is not easily separated due to the separation prevention protrusion 58 inserted into the coupling groove 11 .

The pushing clip 20 is coupled to the support frame 10 to fix the ceiling plate fixing frame 55 not to be separated. coupled in this way and both ends are coupled to the ceiling plate fixing frame 55 .

Specifically, the pushing clip 20 is, as shown in FIG. 5, at both ends of the body 21 so as to be inserted into the coupling pocket 57 of the body 21 of a horizontal shape and the ceiling plate fixing frame 55. Each of the bending clamps 22 inclined downward, and the fixed coupling part 23 protruding from the bottom surface of the body 21 in the shape of a figure 11 and coupled to the outside of the coupling coupling part 16 of the support frame 10, and fixed It is formed to protrude from the upper surface of the body 21 to guide and protect the means 35 and includes a guide part 24 that is in contact with the bottom surface of the ten sept cap 30 .

The body 21 is formed in such a way that the thickness of the central portion is thick and the thickness decreases in the outer direction, and it does not bend even when the fixing means 35 is fastened and pressed. It performs the function of fixing firmly with uniform force.

The fixed coupling part 23 is formed in a double structure of a figure 11 shape so as to be double coupled from the outside of the coupling coupling part 16 of the support frame 10, and the round-shaped irregularities 23' on the inner surface are horizontally oriented. It is formed in multiple stages and is coupled with unevenness from the outside of the coupling part 16 .

As such, as irregularities 16' and 23' in the horizontal direction are formed on the outer surface of the coupling part 16 and the inner surface of the fixed coupling part 23, respectively, the fixing coupling part ( 23) is not only strengthened, but also the fixed coupling part 23 can be easily coupled to the coupling coupling part 16, and can be separated without damaging the parts when dismantling.

To this end, the fixed coupling part 23 is formed in a C-shaped streamline shape and is symmetrically disposed to form an inwardly curved shape.

That is, the interval between the upper part and the lower part of the fixed coupling part 23 is wider than that of the middle part.

And by making the gap between the upper part and the lower part of the fixed coupling part 23 larger than the outer distance of the coupling part 16 that is coupled in the form of engagement, it is natural for the fixed coupling part 23 to be easily inserted into the coupling part 16 . Do.

Accordingly, after temporarily coupling the pushing clip 20 to the support frame 10, the tension cap 30 is put on and the tension cap 30 is fixed by fastening the fixing means 35 such as bolts or screws, The fixing means 35 passes through the guide part 24 of the pushing clip 20 and enters the inside of the coupling part 16 of the support frame 10) and is fastened.

And in this process, the coupling part 16 is extended in both directions to the outside by the fixing means 35 , and the extended coupling part 16 is in close contact with the inner surface of the fixed coupling part 23 to be finally fixed.

In this process, the body 21 prevents bending due to the load acting on the fixed coupling part 23 by using an elastic force, and provides a more even support force through the bending clamps 22 provided at both ends. be able to

The tension cap 30 is at the top of the center protrusion 15 of the support frame 10 to block the gap between the top plate fixing frames 55 spaced apart from each other at regular intervals on both sides of the center protrusion 15 of the support frame 10 . It is fastened to and made of aluminum material.

Specifically, as shown in FIG. 5, the tension cap 30 is formed in an arcuate shape and is fixed by a fixing means 35 fastened to the support frame 10, and the tension body 31, and a water leakage blocking casing The kit 33 is made to include fastening holes 32 respectively provided at both ends of the tension body 31 so as to be coupled thereto.

At this time, the gasket 33 for blocking water leakage is formed in a T shape, the upper end in the horizontal direction is inserted and fixed in the fastening hole portion 32, and a horizontal portion is provided with a plurality of rows of irregularities formed on the bottom at the bottom of the vertical portion. The horizontal part is in close contact with the upper surface of the ceiling plate fixing frame 55 to perform a watertight function.

The ceiling plate fixing frame 55 is formed in a rectangular shape with an empty interior and is coupled to the edge of the ceiling plate 50 such as a sound insulation plate or a solar panel, and is made of an aluminum material.

Specifically, the ceiling plate fixing frame 55 is, as shown in FIG. 6 , the ceiling plate insertion part 56 formed on one upper side so that the ceiling plate 50 is inserted, and the bending clamp 22 of the pushing clip 20 is coupled. It comprises a coupling pocket 57 formed on the upper inner side as possible, and a separation preventing protrusion 58 formed in an oblique shape on the lower surface to be inserted into the coupling groove 11 formed on the upper surface of the support frame 10 .

And the ceiling plate fixing frame 55 is to form a ceiling structure together with the ceiling plate 50, and is supplied in a pre-fabricated state.

The ceiling plate inserting part 56 is formed inside the upper part of the ceiling plate fixing frame 55 so that the ceiling plate 50 is inserted, and it facilitates the insertion of the ceiling plate 50, and does not cause water leakage due to pooling in the upper part. The upper end is formed in the shape of a curved surface inclined downward.

In addition, the ceiling plate insertion part 56 is preferably formed in a structure that can organically use silicone, a gasket, a waterproof tape, etc. in order to block water leakage through the part into which the ceiling plate 50 is inserted and fixed.

The coupling pocket 57 is a part to which the folding clamp 22 of the pushing clip 20 is coupled, and protrudes to a certain extent in the horizontal direction from the side of the ceiling plate fixing frame 55 so that the folding clamp can be easily coupled and released. Then, it is inclined upward to form an insertion space.

The separation prevention protrusion 58 performs a latch function so that the ceiling plate fixing frame 55 does not flow from the upper side of the support frame 10 and does not fall off when the ceiling plate fixing frame 55 is temporarily installed on the support frame 10 . , is formed in a diagonal shape to easily enter the coupling groove 11 of the support frame 10 .

Accordingly, the construction of the ceiling plate using the ceiling plate fixing device for the soundproof wall of the tunnel according to the present invention having the above-described configuration will be described as follows.

Install the support frame (10) on the upper frame (60) such as iron H-beam located on the upper part of the soundproof wall of the tunnel.

At this time, it is preferable to fix the support frame 10 using a bracket 65 such as an angle installed on the upper frame 60 .

When the installation of the support frame 10 is completed, the ceiling plate fixing frame 55 of the ceiling structure manufactured in advance is positioned on both sides of the support frame 10, respectively, and the separation prevention protrusion 58 of the ceiling plate fixing frame 55 is supported. By inserting into the coupling groove 11 of the frame 10 , the ceiling plate fixing frame 55 is mounted on the support frame 10 .

At this time, the ceiling plate fixing frame 55 is positioned so as to be in contact with the stopper projection 12 of the support frame 10 so that both sides of the ceiling plate fixing frame 55 are at the same position based on the center projection 15 of the support frame 10 . to be mounted

Next, by inserting and pressing the pushing clip 20 between the both sides of the ceiling plate fixing frame 55, the fixing coupling part 23 of the pushing clip 20 is fitted into the coupling coupling part 16 of the support frame 10, and as well as The bending clamps 22 of the pushing clips 20 are automatically inserted into the coupling pockets 57 respectively formed in the ceiling plate fixing frames 55 on both sides.

Accordingly, the lower end of the ceiling plate fixing frame 55 is fixed by the support frame 10 and the upper end of the ceiling plate fixing frame 55 is fixed by the pushing clip 20 so that the ceiling plate fixing frame 55 does not fall off. .

When the installation of the pushing clip 20 is completed, the tension cap 30 to which the leak-blocking gasket 33 is coupled to the coupling hole 32 at the lower part of both ends is positioned between the both sides of the ceiling plate fixing frame 55 to block the leak. The gasket 33 is brought into contact with the upper surface of the ceiling plate fixing frame 55 .

Next, by inserting a fixing means 35 such as a bolt or screw into the center of the tension cap 30 , the fixing means 35 passing through the guide part 24 of the pushing clip 20 is the assembly of the support frame 10 . It is inserted into the inner side of the joint 16 to be fastened.

Accordingly, the tension cap 30 and the pushing clip 20 are firmly fixed to the support frame 10 , and the leak-blocking gasket 33 coupled to the tension cap 30 is the upper surface of the ceiling plate fixing frame 55 . It is completely adhered to and prevents leakage.

In the above, after fixing the ceiling plate fixing frame 55 to the support frame 10 , the pushing clip 20 is coupled to the support frame 10 so that the ceiling plate fixing frame 55 is fixed by the pushing clip 20 . However, if necessary, after first coupling the pushing clip 20 to the support frame 10, the ceiling plate fixing frame 55 is pushed into the space between the support frame 10 and the pushing clip 20, and the ceiling plate fixing frame ( 55) is inserted into the coupling groove 11 of the support frame 10, and the bending clamp 22 of the pushing clip 20 is inserted into the coupling pocket 57 of the ceiling plate fixing frame 55. The ceiling plate fixing frame 55 may be fixed.

In addition, when replacement or repair of the ceiling plate 50 is required due to damage or the like of the ceiling plate 50 , the above process may be performed in the reverse order to release the fixing of the ceiling plate fixing frame 55 .

The embodiments described above are merely illustrative of preferred embodiments of the present invention and are not limited to these embodiments, and various modifications and variations by those skilled in the art within the technical spirit and claims of the present invention It will be said that it can be made, and it will be said that it falls within the technical scope of the present invention.

10: support frame 11: coupling groove
12: stopper projection 15: center projection
16: coupling part 16': irregularities
16": thread 20: pushing clip
21: body 22: bending clamp
23: fixed coupling part 23': uneven
24: guide part 30: tension cap
31: tension body 32: fastening hole part
33: leak blocking gasket 35: fixing means
50: ceiling plate 55: ceiling plate fixed frame
56: ceiling plate insertion part 57: coupling pocket
58: separation prevention projection 60: upper frame
65: bracket

Claims (7)

a support frame formed in an empty square shape, installed and fixed on the upper surface of the upper frame, and provided with a center protrusion protruding upward from the center of the upper part;
A ceiling plate fixing frame coupled to the edge of the ceiling plate and coupled to both upper sides of the support frame;
a pushing clip coupled to the top of the center protrusion of the support frame in a pressing manner and both ends are coupled to the ceiling plate fixing frame so as not to be separated from the ceiling plate fixing frame; and
Tension caps having both ends contact the upper surface of the ceiling plate fixing frame to block the gap between the ceiling plate fixing frames and fixed by fixing means passing through the center and fastened to the top of the center protrusion of the support frame;
The pushing clip has a horizontal body, a bending clamp formed to be inclined downward at both ends of the body so as to be inserted into the coupling pocket of the ceiling plate fixing frame, and a figure 11 protruding shape from the bottom of the body to the top of the center protrusion of the support frame A ceiling plate fixing device for a soundproof wall in a tunnel, comprising: a fixed coupling part coupled to the outside of the coupling fastening part formed in the;
The method according to claim 1,
The support frame has a pair of stopper protrusions that are respectively formed at a certain distance from the center protrusion to limit the coupling position of the ceiling plate fixing frame, and the stopper protrusion on the outside of the stopper protrusion so that the separation prevention protrusion provided at the bottom of the ceiling plate fixing frame is inserted. A ceiling plate fixing device for a tunnel soundproof wall, characterized in that it has a pair of coupling grooves formed therein.
The method according to claim 1,
The fixing means is fastened to the inside on the upper part of the center protrusion, and the coupling fastening part is cut on both sides so that the pushing clip is coupled to the outside and is provided with a coupling fastening part extending upwardly,
A ceiling plate fixing device for a soundproof wall in a tunnel, characterized in that a screw part to which the fixing means is fastened is formed inside the coupling fastening part, and a plurality of round-shaped irregularities are formed in a horizontal direction on the outside of the coupling fastening part.
The method according to claim 1,
The ceiling plate fixing frame is formed in a rectangular shape with an empty interior, and a ceiling plate insertion part formed on one upper side to insert the ceiling plate, a coupling pocket formed on the upper side so that the bending clamp of the pushing clip is coupled, and a coupling formed on the upper surface of the support frame A ceiling plate fixing device for a soundproof wall in a tunnel, characterized in that it includes a departure prevention protrusion formed in an oblique shape on the bottom surface to be inserted into the groove.
delete The method according to claim 1,
The fixed coupling part has round-shaped irregularities on the inner surface in multiple stages along the horizontal direction, and the fixed coupling part has a wide coupling part on the outer surface of the coupling part and is unevenly coupled.
The method according to claim 1,
The tension cap includes a tension body formed in an arch shape, and fastening holes respectively formed in the tension body so that the leak-blocking gasket is coupled,
The leak-blocking gasket is formed in a T shape, the upper end in the horizontal direction is inserted and fixed in the fastening hole, and a horizontal portion having multiple rows of irregularities on the bottom is provided at the lower end of the vertical portion.

Images