KR102087083B1 - Earth block structure for civil engineering works and construction method using the same - Google Patents

Abstract

Disclosed is a retaining wall structure for civil-engineering works. According to the present invention, the retaining wall structure for civil-engineering works includes: a plurality of H-piles embedded into the ground and placed by being spaced at a predetermined distance from each other; a soil retaining plate supported by the H-piles and supporting earth and sand; an H-beam-shaped wale connected to the H-piles to support the H-piles; a strut connected with the wale and pressing the wale towards the H-piles; a wale bracket unit connected to the H-piles and supporting the wale; and a bracket coupling unit supported by the H-piles, and coupling the wale bracket unit detachably with the H-piles. The wale includes: a first flange connected with the H-piles; a second flange spaced from the first flange in a direction in which the second flange gets away from the H-piles; and a web connecting the first and second flanges. The wale bracket unit includes: a longitudinal plate part connected with the bracket coupling unit; a transverse plate part connected with the longitudinal plate part, and supporting the wale; a reinforcement part combined with the lower surface of the transverse plate part to be rotatable, and combined with the bracket coupling unit to be detachable; and a lower pressing part supported by the transverse plate part and connected with the second flange to press the lower part of the second flange in a direction in which the lower part gets away from the H-piles in order to prevent the lower part of the second flange from being buckled towards the H-piles by a pressing force applied from a brace to the wale. Therefore, the retaining wall structure is capable of enabling the reuse of a wale and H-piles by preventing damage to the wale and H-piles during dismantlement.

Description

Earth block structure for civil engineering works and construction method using the same}

The present invention relates to a structure for earthworks and construction methods using the same, and more particularly, a structure for earthworks for installing earthquake structures for preventing the collapse of earth and sand during the excavation work for laying the foundation of a building or a structure, and the like. It relates to the construction method used.

Generally, in the civil engineering and construction sites, temporary earthquake construction is preceded to prevent the collapse of earth and sand during the digging work, which lays the foundations of structures and buildings. Such temporary earthquake construction is carried out in various ways depending on the situation and environment. do.

One of the hypothetical earthquake construction methods, the thumb pile earthquake construction method, is embedded in the ground by inserting the thumb pile after driving or drilling at a predetermined interval. To form.

In order to support the load (earth pressure) on the wall, the wall is able to withstand the earth pressure by installing a wale supporting the thumb pile and a strut for pressing the band in the direction of the thumb pile. .

Conventionally, the strip is welded to the rock piling to support the retaining wall. However, such a welding coupling method requires a lot of welding manpower, takes a long time, dismantle takes a long time when dismantling after use, and breakage occurs in the thumb pile and the strip in the dismantling process, it was difficult to reuse.

Republic of Korea Patent Publication No. 10-1599672 (2016.02.25.)

Therefore, the problem to be solved by the present invention is to provide a construction method using a simple earthenware structure and construction that can be easily installed and dismantled and reused after dismantling.

According to an aspect of the present invention, a plurality of thumb piles are inserted into the ground and spaced apart from each other at predetermined intervals; A earth plate supported by the thumb piles and supporting earth and sand; A H-beam shaped wale connected to the thumb piles to support the thumb piles; A strut connected to the strip, for pressing the strip in the direction of the thumb pile; A belt bracket unit connected to the thumb pile and supporting the belt holder; And it is supported on the thumb pile, it may be provided with a civil construction mud structure including a bracket coupling unit for detachably coupling the belt bracket unit to the thumb pile.

The strip length, the first flange is connected to the thumb pile; A second flange spaced apart from the thumb pile with respect to the first flange; And a web connecting the first flange and the second flange, wherein the belt bracket unit comprises: a vertical plate portion connected to the bracket coupling unit; A horizontal plate part connected to the vertical plate part and supporting the strip length; A reinforcement part rotatably coupled to a lower surface of the horizontal plate part and detachably coupled to the bracket coupling unit; And a lower side of the second flange which is supported by the horizontal plate part and is connected to the second flange to prevent the lower portion of the second flange from being buckled in the thumb pile direction by the pressing force applied to the strap. It may include a lower pressing portion for pressing the portion in a direction away from the thumb pile.

The lower pressing part may include a pressing plate part connected to the horizontal plate part so as to be relatively movable and in contact with the first flange; A plate movement guide part supported by the horizontal plate part and connected to the pressure plate part to guide movement of the pressure plate part; And a plate moving driver supported on the horizontal plate part and connected to the pressure plate part to move the pressure plate part.

The plate movement guide part may include a guide bar part for penetrating the guide through-hole formed in the pressure plate part, and the pressure plate part is slidably coupled along an outer circumferential surface thereof.

The plate moving drive part is rotatably supported by the horizontal plate part, and has a screw thread penetrating the plate screw hole formed in the pressing plate part and engaged with a screw thread formed on the inner circumferential surface of the screw hole on the plate. A moving screw part for the plate; And a rotation handle part coupled to the plate moving screw part and rotating the plate moving screw part.

The bracket coupling unit is coupled to the outer wall of the thumb pile, the coupling frame portion to form a fitting hole into which the vertical plate portion is inserted; A pressure bolt part which is engaged with the coupling frame part and presses the vertical plate part inserted into the fitting hole in the direction of the thumb pile; A coupling block for the coupling unit which is supported by the coupling frame part and to which the reinforcement part is connected; And a reinforcing fastening member coupled to the reinforcing part and the fastening block for the coupling unit.

The lower pressing part may further include an elastic pressing part which is supported by the horizontal plate part and elastically presses the pressing plate part in a direction away from the thumb pile.

The elastic pressing portion, the fixed block portion coupled to the upper surface portion of the horizontal plate portion; A pressing unit body connected to the fixed block unit to be movable relative to the fixing block unit through the fixing block unit; Supported by the fixed block portion and connected to the pressing unit body, it may include a pressing elastic body for elastically pressing the pressing unit body in the direction of the pressing plate.

The upper pressurizing unit for pressing the upper portion of the second flange in a direction away from the thumb pile to prevent the brace from buckling in the direction of the thumb pile by the pressing force applied to the strap. Can be included.

The upper pressurizing unit is supported by the web, the frame portion for pressing connected to the first flange; A pressing moving block part connected to the pressing frame part so as to be relatively movable and moving in a direction approaching and spaced apart from the second flange; A block moving guide part which is supported by the pressing frame part and connected to the pressing moving block part and guides the movement of the pressing moving block part; And a block moving driver supported on the pressing frame part and connected to the pressing moving block part to move the pressing moving block part.

The block moving guide unit may be coupled to the pressurizing moving block unit, and a guide bar unit for moving along the pressurizing moving block unit; And a guide bushing portion coupled to the pressing frame portion and having a guide groove for guiding movement of the block guide bar portion into which the block guide bar portion is inserted and inserted.

The block moving drive unit is rotatably coupled to the pressing frame unit and is inserted into a block screw groove formed on the pressing moving block unit and is engaged with a screw thread formed on an inner circumferential surface of the block screw groove on a portion of an outer circumferential surface thereof. Block moving screw is provided with a thread; And it is coupled to the moving screw for the block, it may include a rotary knob for rotating the moving screw for the block.

According to another aspect of the present invention may be provided a construction method using the above-described earthwork construction for earthworks.

Embodiments of the present invention, by having a bracket unit for connecting the thumb pile to support the belt, and a bracket coupling unit for detachably coupling the belt bracket unit to the thumb pile, installation and disassembly is simple and dismantle process There is an advantage to prevent the breakage of the thumb piles and strips to enable the reuse of the thumb piles and strips.

In addition, the embodiments of the present invention, by having a lower pressing portion and the upper pressing unit for pressing the flange of the belt in the direction away from the thumb pile, the flange of the belt is buckled by the pressing force of the brace to press the thumb pile direction Can be prevented.

1 is a view showing the earthwork structure for civil construction according to an embodiment of the present invention.
FIG. 2 is a view illustrating the belt bracket unit of FIG. 1.
3 is a view showing a state in which the belt bracket unit of Figure 2 coupled to the thumb pile.
4 is a plan view of the bracket bracket unit of FIG.
5 is a bottom view of the bracket bracket unit of FIG. 2.
6 is a cross-sectional view of portion 'A' of FIG. 2.
FIG. 7 is a view illustrating a state in which a strip is installed on the strip bracket unit of FIG. 3.
8 is a plan view illustrating the upper pressurizing unit of FIG. 7.
9 is a cross-sectional view taken along line BB of FIG. 8.

As the invention allows for various changes and numerous embodiments, particular embodiments will be illustrated in the drawings and described in detail in the written description. Effects and features of the present invention, and methods of achieving them will be apparent with reference to the embodiments described below in detail in conjunction with the drawings. However, the present invention is not limited to the embodiments disclosed below, but may be embodied in various forms and should be understood to include all changes, equivalents, and substitutes included in the spirit and scope of the present invention.

Prior to the description, the terms described in the detailed description will be described. In the following embodiments, the terms first, second, etc. are used for the purpose of distinguishing one component from other components rather than a restrictive meaning. Therefore, of course, the first component mentioned below may be the second component within the technical spirit of the present invention. Also, the singular forms “a”, “an” and “the” include plural forms unless the context clearly indicates otherwise. In addition, terms such as "include" or "have" mean that there is a feature, number, step, operation, component, part, or combination thereof described in the specification, and one or more other features or components. Does not preclude the possibility of being added.

In addition, in the drawings, the components may be exaggerated or reduced in size for convenience of description. For example, the size and thickness of each component shown in the drawings are arbitrarily shown for convenience of description, and thus the present invention is not necessarily limited to the illustrated.

Hereinafter, embodiments of the present invention will be described in detail with reference to the accompanying drawings. In the description with reference to the accompanying drawings, the same or corresponding components are designated by the same reference numerals and redundant description thereof will be omitted.

1 is a view showing the earthwork structure for civil construction according to an embodiment of the present invention, Figure 2 is a view showing the belt bracket unit of Figure 1, Figure 3 is the belt bracket unit of Figure 2 thumb pile 4 is a plan view of the bracket bracket unit of FIG. 2, FIG. 5 is a bottom view of the bracket bracket unit of FIG. 2, and FIG. 6 is a view of the 'A' portion of FIG. 2. 7 is a cross-sectional view showing a state in which the belt is installed on the bracket bracket unit of Figure 3, Figure 8 is a plan view showing the upper pressurizing unit of Figure 7, Figure 9 is taken along the line BB of Figure 8 It is a cross section.

As shown in FIGS. 1 to 9, the earthwork structure for civil construction according to the present embodiment includes a plurality of thumb piles 110 and thumb piles 110 inserted into the ground and spaced apart at a predetermined interval. Earth plate (not shown) supported on the field and supporting the earth and sand (not shown), H beam-shaped band (wale, 130) connected to the thumb piles 110 to support the thumb pile 110, and the thumb pile Bracket is connected to (110) and support for the belt-length bracket unit 150, and the support for the thumb pile 110, the bracket for supporting the belt bracket unit 150 detachably coupled to the thumb pile 110 Coupling unit (160), connected to the strip 130 and the support (strut, not shown) for pressing the strip 130 in the direction of the thumb pile 110, the support (not shown) is applied to the strip 130 The second flange 1 to prevent the upper portion of the second flange 133 from being buckled by the pressing force in the direction of the thumb pile 110. 33 includes an upper pressurizing unit 170 for pressing the upper portion of the thumb pile 110 away from the thumb.

Thumb pile 110 is inserted into the ground. The thumb pile 110 is provided in an H-beam shape as shown in detail in FIG. 1. In the present embodiment, the thumb pile 110 is provided in plurality and spaced apart from each other with a predetermined spacing interval.

An earth plate (not shown) is disposed between the thumb piles 110 to be supported by the thumb pile 110. The earth plate (not shown) is provided in plurality and stacked in the vertical direction.

The strip 130 is connected to the thumb piles 110 to support the thumb pile 110 against the earth pressure. The strip 130 is provided in an H-beam shape. As shown in detail in FIG. 7, the strip length 130 according to the present embodiment includes a first flange 131 connected to the thumb pile 110 and a thumb pile 110 with respect to the first flange 131. It includes a second flange 133 spaced apart in a direction away from, and a web 135 connecting the first flange 131 and the second flange 133.

A brace (not shown) is connected to the strip 130 to press the strip 130 in the direction of the thumb pile 110. Such a brace (not shown) may be provided in an H beam shape. The distal end of the brace (not shown) is in contact with the second flange 133 of the strip 130 to press the strip 130 in the direction of the thumb pile 110. In this embodiment, the brace (not shown), after the operation to combine the belt bracket bracket 150 to the thumb pile 110, is connected to the belt holder 130 supported by the belt bracket unit 150, the belt holder 130 Press).

The strip bracket unit 150 is connected to the thumb pile 110. The strip bracket unit 150 supports the strip 130.

The belt bracket unit 150 according to the present embodiment has a vertical plate portion 151 and a vertical plate portion 151 connected to the bracket coupling unit 160, as shown in detail in FIGS. 1 to 7. A horizontal plate portion 152 connected to and supporting the strip length 130, rotatably coupled to the lower surface of the horizontal plate portion 152, and a reinforcement portion 153 detachably coupled to the bracket coupling unit 160. The lower pressing part 154 is supported by the horizontal plate part 152 and connected to the second flange 133 to press the lower part of the second flange 133 in a direction away from the thumb pile 110.

The vertical plate part 151 is connected to the bracket coupling unit 160. The vertical plate portion 151 is coupled to the thumb pile 110 by the bracket coupling unit 160. In the present embodiment, the vertical plate portion 151 is provided in a rectangular plate shape and is in close contact with the outer wall of the thumb pile 110.

The horizontal plate part 152 is connected to the vertical plate part 151. The horizontal plate portion 152 supports the belt length 130. In the present embodiment, the band 130 is disposed on the upper surface of the horizontal plate, and as shown in detail in FIG. 7, the lower ends of the first flange 131 and the second flange 133 of the belt long 130 are upper surfaces of the horizontal plate. Is in contact with.

The horizontal plate portion 152 is provided in a rectangular plate shape. The horizontal plate portion 152 of the present embodiment is formed to protrude from the upper surface portion of the horizontal plate portion 152 and is in contact with the first flange 131 of the strip 130 to restrain the movement of the first flange 131 The protruding plate 152a is provided.

In addition, the horizontal plate portion 152 of the present embodiment is formed with a cutout portion 152b through which a portion of the pressure plate portion 155 to be described later penetrates.

The reinforcement part 153 is rotatably coupled to the lower surface of the horizontal plate part 152. This reinforcing portion 153 is detachably coupled to the bracket coupling unit 160. The reinforcement part 153 according to the present embodiment is coupled to the horizontal plate part 152 and the bracket coupling unit 160 to reinforce the rigidity of the horizontal plate part 152, and thus the horizontal plate by the load of the belt 130. The portion 152 is prevented from bending.

The reinforcement part 153 is coupled to the distal end of the reinforcing bar 153a and the reinforcing bar 153a, which is rotatably coupled to the horizontal plate part 152, as shown in detail in FIGS. 2 to 3. It includes a fastening block 153b for the reinforcement portion coupled to the coupling unit 160.

The reinforcing bar 153a is provided in a long rod shape. The upper end of the reinforcing bar 153a is hinged to the horizontal plate portion 152. Although not shown in the drawings, the reinforcing bar 153a of the present embodiment may be provided to have a variable length. That is, the reinforcing bar 153a having such a variable length may be coupled to the first bar part (not shown) and the first bar part (not shown) which are rotatably coupled to the horizontal plate part 152. A second bar part (not shown) to which the fastening block 153b for reinforcement is coupled, and is supported by the first bar part (not shown) and presses the second bar part (not shown) to press the second bar part (not shown). It may be configured as a structure including a stopper portion (not shown) for limiting the movement of.

The reinforcing part fastening block 153b is coupled to the lower end of the reinforcing bar 153a. The reinforcing part fastening block 153b has a reinforcing screw hole 153c formed with a thread to which the reinforcing fastening member 167, which will be described later, is engaged on an inner circumferential surface thereof.

On the other hand, the lower pressing portion 154 is supported by the horizontal plate portion 152. The lower pressing portion 154 is connected to the second flange 133 to press the lower portion of the second flange 133 in the direction away from the thumb pile 110.

In the lower pressing portion 154 according to the present embodiment, the lower portion of the second flange 133 is pressed by the pressing force of a brace (not shown) for pressing the belt 130 in the direction of the thumb pile 110. To prevent buckling in the

As described above, the earthwork structure for civil works according to the present embodiment includes a lower pressing portion 154 for pressing the lower portion of the second flange 133 in a direction away from the thumb pile 110 to thereby thumb the strip 130. The lower portion of the second flange 133 is prevented from buckling in the direction of the thumb pile 110 by the pressing force of the brace (not shown) pressed in the pile 110 direction.

As shown in detail in FIGS. 2 to 6, the lower pressing portion 154 is connected to the horizontal plate portion 152 so as to be movable relative to the pressing plate portion 155 contacting the first flange 131. , The plate movement guide part 156 supported by the horizontal plate part 152 and connected to the pressure plate part 155 and guiding the movement of the pressure plate, and the pressure plate part 155 supported by the horizontal plate part 152. Plate movement driving unit 157 for moving the pressing plate part 155 and the horizontal plate part 152 and elastically supporting the pressing plate part 155 away from the thumb pile 110. And an elastic pressing portion 158 for pressing.

The pressing plate part 155 is supported by the horizontal plate part 152 and is connected relatively to the horizontal play part. The pressure plate portion 155 is in contact with the first flange 131. In this embodiment, the pressing plate portion 155 is provided in a square plate shape. The lower portion of the pressing plate portion 155 penetrates the cutout of the horizontal plate portion 152.

In this pressurizing plate portion 155, a guide through hole 155a through which the plate guide bar 156a to be described later penetrates, and a plate screw hole 155b through which the plate moving screw 157a penetrates are provided. Is formed.

The inner circumferential surface of the plate screw hole 155b is provided with a screw thread (not shown) to which a screw thread (not shown) formed on the outer circumferential surface of the plate moving screw portion 157a is engaged.

The plate moving guide part 156 is supported by the horizontal plate part 152 and is connected to the pressure plate part 155. The plate movement guide 156 guides the movement of the pressure plate 155.

The plate movement guide part 156 according to the present embodiment passes through the guide through hole 155a formed in the pressure plate part 155, and the pressure plate part 155 as shown in detail in FIGS. 4 to 5. ) Includes a guide bar portion 156a for a plate that is slidably coupled along the outer circumferential surface thereof.

The guide bar part 156a for plates is provided in circular rod shape. Both ends of the guide bar portion 156a for the plate are coupled to the pressing plate portion 155. In this embodiment, the plate guide bar portions 156a are provided in pairs and are spaced apart from each other with the plate moving screw portions 157a to be described later of the plate movement driving portion 157 interposed therebetween.

The plate moving driver 157 is supported by the horizontal plate portion 152 and connected to the pressure plate portion 155. The plate movement driving unit 157 moves the pressure plate unit 155.

The plate moving drive unit 157 according to the present embodiment, as shown in detail in Figures 4 to 5, the plate screw hole rotatably supported on the horizontal plate portion 152 and formed in the pressure plate portion 155 Plate moving screw portion 157a provided with a screw thread (not shown) penetrating the 155b and engaged with a screw thread (not shown) formed on the inner circumferential surface of the plate screw hole 155b on the outer circumferential surface, and the plate moving screw portion for plate It is coupled to 157a and includes a rotating handle portion 157b for rotating the plate movement screw portion 157a.

The plate moving screw portion 157a is rotatably supported by the horizontal plate portion 152. The plate moving screw part 157a of this embodiment penetrates the plate screw hole 155b formed in the pressurizing plate part 155. The outer circumferential surface of the plate moving screw portion 157a is provided with a screw thread (not shown) engaged with a screw thread (not shown) formed on the inner circumferential surface of the plate screw hole 155b.

The horizontal plate portion 152 is moved in a direction away from the thumb pile 110 by the rotation of the plate moving screw portion 157a so that the lower portion of the second flange 133 of the strip 130 is placed on the thumb pile 110. Press in the direction away from).

The rotating handle portion 157b is coupled to the plate moving screw portion 157a to rotate the plate moving screw portion 157a. The worker can rotate the plate moving screw portion 157a by rotating the rotating handle portion 157b.

The rotation handle part 157b is disposed to protrude outward of the belt bracket unit 150, so that an operator presses the first flange 131 and the second flange () to pressurize and depressurize the pressure plate part 155. There is an advantage that the pressurizing plate portion 155 can be pressurized and depressurized by the manipulation of the rotating handle portion 157b without having to put a hand into a narrow space between the 133. .

The elastic pressing portion 158 is supported by the horizontal plate portion 152. The elastic pressing portion 158 elastically presses the pressing plate portion 155 in a direction away from the thumb pile 110.

3 to 4, the elastic pressing portion 158 is connected to the edge region of the pressing plate portion 155 to burn the edge region of the pressing plate portion 155 in a direction away from the thumb pile 110. By sexually pressing, the edge region of the pressing plate portion 155 is prevented from buckling in the direction of the thumb pile 110 by the pressing force of the brace (not shown).

The elastic pressing portion 158, as shown in detail in Figures 2 to 4, through the fixed block portion 158a and the fixed block portion 158a coupled to the upper surface portion of the horizontal plate portion 152, It is connected to the fixed block portion 158a so as to be movable relative to the pressing portion body 158b, 158c connected to the pressing plate portion 155, and is supported by the fixed block portion 158a and to the pressing portion body 158b, 158c. It is connected and includes a pressing elastic body 158d for elastically pressing the pressing body (158b, 158c) in the direction of the pressing plate portion 155.

The fixed block portion 158a is coupled to the upper surface portion of the horizontal plate portion 152. The fixed block portion 158a is formed with a through hole (not shown) through which the pressing moving shaft 158b of the pressing portion bodies 158b and 158c to be described later passes.

The pressing unit bodies 158b and 158c penetrate the fixed block portion 158a and are connected to the fixed block portion 158a so as to be relatively movable. The pressurizing unit bodies 158b and 158c include a pressurizing moving shaft 158b that is slidably connected to the fixed block portion 158a through a through hole (not shown) formed in the fixed block portion 158a, And a pressure head 158c coupled to the distal end of the pressure moving shaft 158b and in contact with the pressure plate portion 155.

The pressing elastic body 158d is supported by the fixed block portion 158a and connected to the pressing portion bodies 158b and 158c. The pressing elastic body 158d elastically presses the pressing body 158b and 158c in the direction of the pressing plate portion 155.

In this embodiment, the pressing elastic body 158d is provided as a coil spring. The pressing elastic body 158d has one end coupled to the fixed block portion 158a and the other end coupled to the pressurizing head 158c, thereby burning the press body 158b and 158c in the direction of the press plate portion 155. Sexually pressurized.

On the other hand, the bracket coupling unit 160 is supported on the thumb pile 110. The bracket coupling unit 160 detachably couples the belt bracket unit 150 to the thumb pile 110. As described above, the earthwork structure for civil construction according to the present embodiment includes a bracket coupling unit 160 that detachably couples the belt holder bracket unit 150 to the thumb pile 110, thereby simplifying installation and dismantling process. In the thumb pile 110 and the straps 130 can be prevented from being damaged.

Bracket coupling unit 160 according to the present embodiment, as shown in detail in Figures 1, 3 and 7, is coupled to the outer wall of the thumb pile 110 and the fitting plate (151) is inserted into the vertical plate (151) Pressing bolt portion 161 to form the 161a and the pressing bolt portion that is engaged to the coupling frame portion 161 and presses the vertical plate portion 151 inserted into the fitting hole 161a in the direction of the thumb pile 110 ( 163 and a coupling block 165 supported by the coupling frame part 161 and connected to the reinforcing unit 153 to which the reinforcing unit 153 is connected, and a reinforcing unit 153 to the coupling block 165 for the coupling unit. For fastening member 167 is included.

The coupling frame part 161 forms a fitting hole 161a into which the vertical plate part 151 is inserted between the outer wall of the thumb pile 110. The coupling flame part is provided with a bolt coupling hole (not shown) through which the pressure bolt part 163 penetrates and a thread formed on the inner circumferential surface thereof is engaged with the thread of the pressure bolt part 163.

The pressure bolt portion 163 is engaged with the bolt coupling hole (not shown) formed in the coupling frame portion 161. The pressure bolt portion 163 presses the vertical plate portion 151 inserted into the fitting hole 161a in the direction of the thumb pile 110 to closely adhere the vertical plate portion 151 to the outer wall of the thumb pile 110 and vertically. The movement of the plate portion 151 is limited.

The fastening block 165 for the coupling unit is supported by the coupling frame portion 161. The fastening block 165 for the coupling unit is connected to the fastening block 153b for the reinforcing part of the reinforcing part 153. In the fastening block 165 for the coupling unit according to the present embodiment, a reinforcing through hole 165a through which the reinforcing fastening member 167 penetrates is formed.

The reinforcing fastening member 167 is coupled to the reinforcing part 153 and the fastening block 165 for the coupling unit. The reinforcing fastening member 167 is provided with a fastening bolt having a thread formed on the outer peripheral surface.

The reinforcing fastening member 167 according to the present embodiment passes through the reinforcing screw hole 153c of the fastening block 153b for the reinforcing part and the reinforcing through hole 165a of the fastening block 165 for the coupling unit. It is engaged with the screw hole 153c to detachably couple the fastening block 153b for the reinforcement part and the fastening block 165 for the coupling unit.

On the other hand, the upper pressing unit 170 presses the upper portion of the second flange 133 in a direction away from the thumb pile 110. The upper pressurizing unit 170 prevents the upper portion of the second flange 133 from buckling in the direction of the thumb pile 110 by the pressing force applied to the strap 130 (not shown).

The upper pressurizing unit 170 according to the present embodiment, as shown in detail in FIGS. 7 to 9, is supported on the web 135 of the strip 130 and the pressing frame portion connected to the first flange 131. 171, a pressure moving block part 173 connected to the pressing frame part 171 so as to be movable relative to the second flange 133 and moving in a direction approaching and spaced apart from the pressing frame part 171, and the pressing frame part 171. And a moving guide part 175 for the block, which is connected to the pressing moving block part 173 and guides the movement of the pressing moving block part 173, and is supported by the pressing frame part 171 for pressing. A block moving driver 177 is connected to the moving block unit 173 and moves the pressurizing moving block unit 173.

The pressing frame portion 171 is supported by the web 135 of the belt length 130 and is connected to the first flange 131.

The pressurizing moving block part 173 is connected to the pressurizing frame part 171 so as to be relatively movable. The pressurizing moving block 173 is moved in a direction approaching and spaced apart from the second flange 133. A block screw groove 173a into which the moving block unit 177a to be described later of the block moving drive unit 177 is inserted is formed in the pressurizing moving block unit 173. In the present embodiment, the inner circumferential surface of the block screw groove 173a is provided with a thread N1 to which the thread N2 of the moving screw portion 177a for the block to be described later engages.

The block moving guide part 175 is supported by the pressing frame part 171 and is connected to the pressing moving block part 173. The block movement guide 175 guides the movement of the pressurizing block 173.

As shown in detail in FIG. 8, the block moving guide part 175 according to the present embodiment is coupled to the pressing moving block part 173 and moves along the pressing moving block part 173. A guide groove (not shown) coupled to the bar part 175a and the pressing frame part 171 and guiding the movement of the guide bar part 175a for the block into which the block guide bar part 175a is inserted and inserted is The guide bush portion 175b is formed.

One end of the guide bar portion 175a for the block is coupled to the pressurizing moving block 173 and moves along the pressurizing moving block 173. The block guide bar portion 175a is provided in a circular rod shape.

The guide bush portion 175b is coupled to the pressing frame portion 171. The guide bush portion 175b is formed with a guide bar portion 175a for inserting a guide groove (not shown) for guiding the movement of the inserted guide bar portion 175a. A plurality of ball rotating bodies (not shown) are rotatably coupled to the inner wall of the guide groove (not shown).

The block moving driver 177 is supported by the pressing frame portion 171 and is connected to the pressing moving block portion 173. The block moving driver 177 moves the pressurizing moving block 173.

As shown in detail in FIGS. 8 and 9, the block moving driver 177 according to the present embodiment is rotatably coupled to the pressing frame part 171 and formed in the pressing moving block part 173. Block moving screw portion (177a) is inserted into the screw groove (173a) is provided with a screw thread (N2) to be engaged with the screw thread (N1) formed on the inner peripheral surface of the block screw groove (173a) on a portion of the outer peripheral surface, It is coupled to the moving screw portion 177a and includes a rotary knob portion 177b for rotating the moving screw portion 177a for the block.

The moving screw part 177a for the block is rotatably coupled to the pressing frame part 171 through the through hole 171a formed in the pressing frame part 171. A thread N2 is provided on a part of the outer circumferential surface of the block moving screw portion 177a. A part of the moving screw portion 177a for the block in which the thread N2 is formed is inserted into the block screw groove 173a. In this embodiment, the thread formed on the outer circumferential surface of the moving screw portion 177a for the block is engaged with the thread N1 formed on the inner circumferential surface of the threaded groove 173a for the block (N2).

Due to the rotation of the block moving screw 177a, the pressurizing moving block 173 engaged with the block moving screw 177a is moved in a direction away from the first flange 131 so that the second flange 133 is moved. ) Is pressed in a direction away from the thumb pile (110).

The rotating handle portion 177b is coupled to the moving screw portion 177a for the block. The rotary knob 177b is provided in a rectangular rod shape so that the operator can easily rotate it. The block moving screw part 177a is rotated together by the rotation of the rotating handle part 177b according to the present embodiment.

Hereinafter, the construction method using the earth construction for earthworks of the present embodiment will be described with reference to FIGS. 1 to 9.

First, the installation work of the earthwork structure for civil engineering according to the present embodiment will be described.

A plurality of thumb piles 110 are arranged to be spaced apart from each other at a predetermined spacing interval, and an earth plate (not shown) is installed between the thumb piles 110.

Next, the bracket bracket unit 150 is coupled to the thumb pile 110 through the bracket coupling unit 160. In detail, the vertical plate part 151 is inserted into the fitting hole 161a, and then the vertical plate part 151 is pressed by the pressure bolt part 163 so that the vertical plate part 151 is an outer wall of the thumb pile 110. In close contact. In addition, the reinforcing part 153 is coupled to the fastening block 165 for the coupling unit through the reinforcing fastening member 167.

Thereafter, the strip 130 is disposed on the strip bracket unit 150. At this time, the lower portion of the second flange 133 of the strip 130 through the lower pressing portion 154 is pressed in a direction away from the thumb pile 110 and the first of the strip 130 through the upper pressing unit 170 2 press the upper portion of the flange 133 away from the thumb pile 110. Next, install a brace (not shown) to press the belt 130 in the direction of the thumb pile 110.

The dismantling of the earthwork structure for civil works is performed in the reverse order of the above-described installation work. As described above, the earthwork structure for civil construction according to the present embodiment, unlike the prior art weld-bonding the thumb pile 110 and the belt 130, the bracket bracket 150 for supporting the belt length 130 Detachable coupling to the thumb pile 110 through the coupling unit 160, the breakage does not occur in the thumb pile 110 and the strip 130 in the disassembly process.

As described above, according to the present embodiment, the earthwork structure for the construction and the construction method using the same are connected to the thumb pile 110 and the bracket unit 150 for supporting the belt 130, and the bracket unit 150 for the belt holder 150. By having a bracket coupling unit 160 detachably coupled to the thumb pile 110, the installation and disassembly is easy, and the thumb pile 110 by preventing the damage of the thumb pile 110 and the strip 130 in the disassembly process And there is an advantage to enable the reuse of the strip 130.

The use of all examples or exemplary terms (eg, etc.) in the present invention is merely for the purpose of describing the present invention in detail, and the scope of the present invention is limited by the examples or exemplary terms unless defined by the claims. It doesn't happen. Also, one of ordinary skill in the art appreciates that various modifications, combinations and changes can be made in accordance with design conditions and factors within the scope of the appended claims or their equivalents.

Therefore, the spirit of the present invention should not be limited to the described embodiments, and the scope of the spirit of the present invention is defined not only in the claims below, but also in the ranges equivalent to or equivalent to those of the claims. Will belong to.

110: Thumb pile 130: Belt
131: first flange 133: second flange
135: web 150: belt bracket unit
151: vertical plate portion 152: horizontal plate portion
152a: protrusion plate 153: reinforcement
154: lower pressing portion 155: pressing plate portion
155a: Through hole for guide 155b: Screw hole for plate
156: plate movement guide portion 156a: plate guide bar portion
157: plate moving drive portion 157a: plate moving screw portion
157b: handle portion for rotation 158: elastic pressing portion
158a: fixed block portion 158b: pressurized moving shaft
158c: Pressurized head 158d: Pressurized elastic body
160: bracket coupling unit 161: coupling frame portion
161a: fitting hole 163: pressurizing bolt part
165: fastening block for the coupling unit 167: reinforcing fastening member
170: upper pressurizing unit 171: pressing frame portion
173: moving block portion for pressurization 173a: screw groove for block
175: Moving guide portion for blocks 175a: Guide bar portion for blocks
175b: guide bush 177: block moving drive
177a: movable screw portion for block 177b: knob for rotation

Claims (4)

A plurality of thumb piles 110 inserted into the ground and spaced apart from each other at predetermined intervals;
A earth plate supported by the thumb piles 110 and supporting earth and sand;
A H beam-shaped band (wale) 130 connected to the thumb piles 110 to support the thumb pile 110;
A strut connected to the strip length 130 and configured to press the strip length 130 toward the thumb pile 110;
A belt bracket unit 150 connected to the thumb pile 110 and supporting the belt holder 130; And
It is supported on the thumb pile 110, and includes a bracket coupling unit 160 for detachably coupling the belt bracket unit 150 to the thumb pile 110,
The strip length 130,
A first flange 131 connected to the thumb pile 110;
A second flange 133 spaced apart from the thumb pile 110 in a direction away from the first flange 131; And
It includes a web 135 connecting the first flange 131 and the second flange 133,
The belt bracket unit 150,
A vertical plate part 151 connected to the bracket coupling unit 160;
A horizontal plate part 152 connected to the vertical plate part 151 and supporting the strip length 130;
A reinforcement part 153 rotatably coupled to the lower surface of the horizontal plate part 152 and detachably coupled to the bracket coupling unit 160; And
The second plate 152 is supported by the horizontal plate portion 152, and the second lower portion of the flange 133 is prevented from buckling in the direction of the thumb pile 110 by the pressing force applied to the strap length 130 It is connected to the two flange 133 includes a lower pressing portion 154 for pressing the lower portion of the second flange 133 in a direction away from the thumb pile 110,
The lower pressing portion 154,
A pressure plate portion 155 connected to the horizontal plate portion 152 so as to be movable relative to the horizontal plate portion 152 and contacting the first flange 131;
A plate movement guide part 156 supported by the horizontal plate part 152 and connected to the pressure plate part 155 to guide the movement of the pressure plate part 155; And
It is supported by the horizontal plate portion 152 and connected to the pressure plate portion 155, and includes a plate movement driving unit 157 for moving the pressure plate portion 155,
The plate movement guide portion 156,
A guide bar portion 156a for penetrating the guide through-hole 155a formed in the pressing plate portion 155, the pressing plate portion 155 being slidably coupled along an outer circumferential surface thereof,
The plate moving drive unit 157,
It is rotatably supported by the horizontal plate portion 152, and penetrates through the plate screw hole 155b formed in the pressing plate portion 155 and is engaged with the screw thread formed on the inner circumferential surface of the plate screw hole 155b on the outer circumferential surface thereof. Plate moving screw portion 157a is provided with a thread; And
Is coupled to the plate movement screw portion 157a, and includes a rotary handle portion 157b for rotating the plate movement screw portion 157a,
The bracket coupling unit 160,
A coupling frame part 161 coupled to an outer wall of the thumb pile 110 and forming a fitting hole 161a into which the vertical plate part 151 is inserted;
A pressure bolt part 163 which is engaged with the coupling frame part 161 and presses the vertical plate part 151 inserted into the fitting hole 161 a in the direction of the thumb pile 110;
A coupling block 165 for the coupling unit which is supported by the coupling frame 161 and to which the reinforcement 153 is connected; And
And a reinforcing fastening member 167 coupled to the reinforcing part 153 and the fastening block 165 for the coupling unit.
The lower pressing portion 154,
It is further supported by the horizontal plate portion 152, and further comprises an elastic pressing portion 158 to elastically press the pressing plate 155 in the direction away from the thumb pile 110,
The elastic pressing unit 158,
A fixed block portion 158a coupled to an upper surface portion of the horizontal plate portion 152;
Pressing unit bodies 158b and 158c connected to the fixed block unit 158a so as to be movable relative to the fixed block unit 158a and connected to the pressing plate unit 155; And
A pressing elastic body supported by the fixed block portion 158a and connected to the pressing body 158b and 158c and elastically pressing the pressing body 158b and 158c in the direction of the pressing plate portion 155. Civil construction piling structures, including (158d). delete The method of claim 1,
The upper portion of the second flange 133 is prevented from being buckled in the direction of the thumb pile 110 by the pressing force applied to the strap 130 by the brace. Further comprising an upper pressurizing unit 170 for pressing in a direction away from the thumb pile 110,
The upper pressurizing unit 170,
A pressing frame part 171 supported by the web 135 and connected to the first flange 131;
A moving block unit 173 connected to the pressing frame unit 171 so as to be movable relative to the pressing frame unit 171 and moving in a direction approaching and spaced apart from the second flange 133;
A block moving guide part 175 supported by the pressing frame part 171 and connected to the pressing moving block part 173 to guide the movement of the pressing moving block part 173; And
A block moving driver 177 supported by the pressing frame part 171 and connected to the pressing moving block part 173 to move the pressing moving block part 173,
The block movement guide unit 175,
A guide bar part 175a coupled to the pressing moving block part 173 and moving along the pressing moving block part 173; And
A guide bushing portion 175b coupled to the pressing frame portion 171 and having a guide groove for guiding movement of the block guide bar portion 175a into which the block guide bar portion 175a is inserted. Including;
The block moving driver 177 is,
The inner circumferential surface of the block screw groove 173a is rotatably coupled to the pressing frame portion 171, and is inserted into the block screw groove 173a formed in the pressurizing moving block portion 173 and a portion of an outer circumferential surface thereof. Block moving screw portion 177a is provided with a screw thread to be engaged with the screw thread formed in the; And
Is coupled to the block moving screw portion (177a), earthwork structure for civil works comprising a rotary handle portion (177b) for rotating the block moving screw portion (177a). A construction method using the earthenware structure of any one of claims 1 or 3.

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