KR200274786Y1 - A gravity type retaining wall structure of corrugated steel plate - Google Patents

Abstract

The present invention relates to a retaining wall structure for securing a support base for artificially inclined surfaces due to naturally formed inclined surfaces, road works, railways, and site developments, and the technical configuration thereof is a gravity retaining wall structure using a corrugated steel sheet according to the present invention. A grooved steel vertically installed on the foundation ground and a stringer having a corrugated cross section which is fastened to the flange of the grooved steel to form a transverse wall are fastened as screws.

In addition, the vertical connection member is screwed perpendicularly to the grooved steel, and the spacer of the corrugated section for forming a vertical wall in the longitudinal direction of the vertical connection member is fastened as a screw.

Description

Gravity retaining wall structure using corrugated steel plate {A gravity type retaining wall structure of corrugated steel plate}

The present invention relates to a retaining wall structure for securing a support base for artificially inclined surfaces due to naturally formed inclined surfaces, road works, railways, and site developments. In particular, after continuous corrugation of lightweight corrugated steel sheets in the form of closed cross-section boxes, The present invention relates to a gravity retaining wall structure using corrugated steel sheets that can effectively respond to external loads by forming a single structure through soil filling.

In general, a known retaining wall is a structure for securing a support base to be carried out when there is a fear of destruction of the structure due to weak earth pressure supporting the structure or when an unequal settlement is expected.

The conventional retaining wall structure as described above is usually composed of retaining wall structure using reinforced concrete (RC) concrete, subsidence and ground subsidence in the area where the foundation ground is weak or there is a risk of erosion of the part adjacent to the banks of the sea, river and lake There is a disadvantage in that the crack of the concrete structure due to the relaxation and thereby the safety of the structure is lowered.

In addition, in the case of the retaining wall structure using the reinforced concrete as described above, there were many problems such as a long construction time due to the construction of the structure and a considerable amount of manpower consumption and construction cost.

The present invention has been made to solve the problems of the prior art as described above, the purpose is, after the continuous fastening in the form of a closed cross-section box in the field using a steel member including a thin, lightweight, rigid corrugated steel sheet, Forming a single structure through the soil filling operation into the closed cross-section box, to flexibly cope with the load and back soil pressure to ensure the safety of the retaining wall, as well as to easily handle the structure by using a lightweight corrugated steel sheet It is to provide the gravity retaining wall structure using corrugated steel sheet that can shorten the assembly time and reduce the manpower and construction cost.

1 is an exploded perspective view showing a fastening state of the gravity retaining wall structure using a corrugated steel sheet according to the present invention.

2 is a perspective view showing a coupling state according to FIG.

Figure 3 is a plan view showing an assembled installation state of the gravity retaining wall structure using a corrugated steel sheet according to an embodiment of the present invention.

Figure 4 is a side cross-sectional view according to the construction example of the gravity retaining wall structure using a corrugated steel sheet according to the present invention.

5 is a gravity retaining wall structure using a corrugated steel sheet according to another embodiment of the present invention.

<Code Description of Major Parts of Drawing>

10 ... grooved steel 12 ... flange

14 ... 16

20 ... Vertical connection member 30 ... Corrugated steel sheet

32 ... Stringer 34 ... Spacer

40.Stringer stiffener 50.Slope plate

The present invention as a technical configuration for achieving the above object, the groove is formed on the foundation ground and having a predetermined length in the longitudinal direction consisting of a flange and a slab formed grooves groove;

A vertical connecting member fastened to the grooved steel at a vertical angle with the grooved steel;

A corrugated steel sheet including a stringer coupled to the flange of the grooved steel and a spacer coupled to the vertical connection member;

Stringer reinforcement to prevent the twist and secure the fastening strength according to the flange and the stringer fastening; And

It is fastened to the bottom of the groove-type steel and characterized in that it comprises an inclined plate for securing a contact surface with the ground when the inclined surface of the structure.

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

1 is an exploded perspective view illustrating a fastening state of a gravity retaining wall structure using a corrugated steel sheet according to the present invention, Figure 2 is a combined perspective view showing a coupling state according to Figure 1, the gravity retaining wall structure using a corrugated steel plate of the present invention The grooves of the grooved steel (10) and the grooved steel (10) formed of a flange 12 and a plate 14 having a predetermined length in the longitudinal direction and vertically mounted on the foundation ground, the installation groove 16 is formed; A stringer 32 having a corrugated cross section which is screwed with the flange 12 to form a transverse wall is provided.

In addition, the vertical connection member 20 is screwed vertically with the grooved steel 10 by the grooved steel 10, the plate 14, the corrugated cross section to form a vertical wall in the longitudinal direction of the vertical connection member 20 Spacer 34 is coupled as a screw.

On the other hand, when the flange 12 and the stringer 32 of the grooved steel 10 is screwed in order to prevent twisting and deformation of the fastening portion due to the external load, the flange 12 top surface from the top surface of the stringer 32 Stringer reinforcement 40 is rolled up to the bottom, the bottom surface of the grooved steel 10 is a configuration in which the inclined plate 50 for securing a contact area with the inclined surface ground according to the inclined surface of the grooved steel 10 Is done.

Referring to the operation and effects of the present invention made of such a configuration as follows.

As shown in Figures 1 to 4, the corrugated steel sheet 30 applied to the present invention has a high stiffness, such as a concrete retaining wall because it has a corrugated cross section of the thin plate in order to secure flexibility to resist load and back soil pressure To ensure stability against unforeseen small amounts of ground loosening and settlement, which are susceptible to damage to the structure.

In addition, hot-dip galvanizing treatment is performed over the entire surface of the corrugated steel sheet 30 to prevent corrosion caused by seawater or moisture contained in the ground surface.

On the other hand, the vertical connection member 20 is a member which is horizontally fastened with the plate 14 of the grooved steel 10 to fasten the spacer 34 of the corrugated steel plate 30, using a corrugated steel sheet according to the present invention It serves as a fastening member for fastening the spacers constituting the longitudinal wall of the gravity retaining wall structure.

The stringer stiffener 40, which is rolled up from the top surface of the stringer 32 to the top surface of the flange 12, is twisted and fastened due to the load of the stringer 32 and the flange 12, which are fastened to form the transverse wall. This is to secure the fastening strength to prevent deformation of the site.

On the other hand, the inclined plate 50 is fastened to the bottom of the grooved steel (10) is a gravity-type retaining wall structure using a corrugated steel plate according to the present invention when the groove-type steel is ground to the ground when the slope of the grooved steel (10) to secure the base In order to prevent sedimentation, the grooved steel 10 is installed to secure a contact area with the ground.

On the other hand, as far as the fastening method between each structure for the structure partition by using a fastening member such as screws and bolts can be simply fastened, thereby reducing the construction time and manpower consumption due to the fastening.

Referring to the assembly process of the gravity retaining wall structure using the corrugated steel sheet as shown in Figures 1 to 2, the groove-shaped steel 10 is installed vertically installed on one side on the foundation ground vertically, the groove type The flange 12 of the steel 10 and the stringer 32 having a corrugated cross section are coupled as a screw in the horizontal direction to form a transverse wall.

As described above, the flange 12 and the stringer 32 of the grooved steel 10 forming the transverse wall are secured to the flange 12 from the top surface of the stringer 32 in order to secure the coupling strength of the coupling portion coupled with the screw. The stringer reinforcement 40 is installed until the bottom of the grooved steel 10, the inclined plate 50 for securing the contact area with the ground according to the inclined surface of the grooved steel 10 is grooved steel 10. Is installed on the bottom flange (12).

On the other hand, after the vertical connecting member 20 is screwed in the horizontal direction with the plate 14 by the plate 14 formed in the grooved steel 10, the spacer 34 having a corrugated cross section with the vertical connecting member 20. ) Are screwed together to form a vertical wall.

Therefore, the gravity retaining wall structure using the corrugated steel plate of the present invention produced through the assembly process as described above in the form of a closed cross-section box (closed-face box) as shown in the embodiment of Figure 3 in the field or manufacturing factory Then, by forming a single structure through the soil filling operation, the weight of the box-like structure and the weight of the soil sand as the filling material are synthesized to function as a gravity retaining wall that resists the load and the back soil pressure.

On the other hand, the gravity retaining wall structure using the corrugated steel sheet according to the construction example applied to the present invention is additionally to protect the stable slope of the artificial inclined surface due to the naturally formed inclined surface or road construction, railway, land development, etc. Partly sloped to the end of the inclined surface to secure the support base of the relative steep slope that avoids the cover soil, and inside the structure, it is possible to secure the safety of the soil load on the top of the slope by filling the soil (S) in the field. will be.

On the other hand, Figure 5 is a perspective view showing another embodiment of the gravity retaining wall structure using a corrugated steel sheet according to the present invention, a panel 60 is inserted between the grooved steel (10).

That is, by inserting the panel 16 into the installation groove 16 partitioned between the flange 12 of the front grooved steel 10 of the retaining wall, as shown in Figure 5 to improve the appearance and provide a user-centered structure There is an advantage to this.

Here, as the panel 60 inserted into the flange 12 as described above, it is preferable to use a panel having a beautiful appearance, such as concrete or wood or marble panels.

As described above, the gravity retaining wall structure using the corrugated steel sheet according to the present invention is a thin plate and uses a steel member including a light and rigid corrugated steel sheet to flexibly cope with the load and back earth pressure to secure the safety of the retaining wall. Of course, it is easy to handle and assemble by using a lightweight member, the retaining wall structure can be completed through a simple fastening operation to reduce the retaining wall assembly time, thereby reducing the manpower and construction costs can be secured economical.

In addition, the structure according to the present invention can be used by simply repositioning to another place after several years of use in one place, or can be used to modify and extend to suit the conditions and conditions of the place to be applied has an environmentally friendly advantage.

What has been described above is just one embodiment for carrying out the gravity retaining wall structure using the corrugated steel sheet according to the present invention, the present invention is not limited to the above embodiment, as claimed in the utility model claims below Without departing from the gist of the present invention, anyone of ordinary skill in the art has a technical spirit of the present invention to the extent that various changes and implementations are possible.

Claims (3)

A grooved steel 10 which is arranged on the foundation ground and has a predetermined length in the longitudinal direction and is composed of a flange 12 and a double plate 14 formed with a mounting groove 16; A vertical connection member 20 fastened at a vertical angle with the grooved steel 10 by the plate 14 of the grooved steel 10; A corrugated steel plate 30 including a stringer 32 fastened to the flange 12 of the grooved steel 10 and a spacer 34 fastened to the vertical connection member 20; Stringer reinforcement (40) for preventing the twist and secure the fastening strength according to the flange (12) and the stringer (32) fastening; And Gravity retaining wall structure using a corrugated steel plate is fastened to the bottom of the groove-like steel (10) and consists of an inclined plate (50) to secure a contact surface with the ground when the inclined surface of the structure. The gravity retaining wall structure using a corrugated steel sheet according to claim 1, further comprising a panel (60) mounted to the mounting groove (16) of the grooved steel (10). 3. The gravity retaining wall structure of claim 2, wherein the panel is made of any one of concrete, wood, and marble.