KR100901437B1 - Supporting apparatus having in between two belts and constructing method thereof - Google Patents

Abstract

An anchor supporter which is placed inside a wale and an installation method using the same are provided to support a retaining wall and to deliver the tension gained from an anchor to the retaining wall. An anchor supporter(100) which is placed inside a wale comprises a pair of side plates(11) which has a first incline(11a) and a second incline(11b) which are distanced from each other, a stopping plate(13) in which a base plate(12) formed on the top of a pair of lateral plates and a hanger(13a) is formed in the bottom side are formed, a connection plate(14) which is welded and connected in the front side of the lateral plate, a pressure plate(15) in which a drawing hole(15a) is formed in center is equipped to the first inclined plane to weld, a fixed bracket(10) consisting of an anchorage(16) settling down a tension wire protruded from an anchor body, a support plate(21) in which a plurality of coupling holes(21a) are formed is formed, a first fixing member(20) which is formed so that the support piece(22) of the pair put the fixed interval and it be protruded to one side of the supporting plate into one body as long as one side has the vertical plane(22a) and an incline(22b), a support plate(31) in which a plurality of screw holes(31a) are formed is formed, and a second fixing member(30) which is formed so that a fixing piece(32) of the pair be protruded to one side of the supporting plate as long as a retreated groove(32a) is formed in one side vertical plane.

Description

Anchor support built between the belts and installation method using the same {Supporting apparatus having in between two belts and constructing method

The present invention relates to an anchor support which is insulted between the strips when constructing a strip and an anchor support for supporting the wall, and an installation method using the same. The anchor member is composed of the fixing member and the fixing bracket so that the anchor support body can be combined to be integrally formed by being fitted between the belt and the belt structure having two stages below, and the fixing member is mounted to the upper and lower surfaces of each belt length. The fixing member is fixed to the fixing member to minimize the distance between the support wall supporting the wall and the wall through the installation method in which the fixing member supports the fixing bracket and the fixing bracket at the same time.

In general, in the case of excavation of the ground during civil engineering work, temporary soil wall on the excavated ground to prevent soil from entering or digging into the excavated portion formed as the boundary of the excavated portion (aka: earth wall Construction to compensate for the collapse of the soil.

The temporary wall is constructed by a variety of methods, but in general, the H-shaped piles are placed on the ground at a certain distance, and the earth wall is formed by stacking wooden earth plate between the H-shaped piles, and the earth wall is constructed. After that, in order to support the entire earth wall so as to receive uniform earth pressure, a horizontal support made of H-shaped pile is installed to form a band, and an earth anchor is installed between the band and the band.

As shown in FIG. 1, conventionally, the steel wire of an anchor is provided in the state in which the base 1 made of steel was installed in the two strip | belt-lengths 101 provided across the wall of the earth wall, and the pressure plate 2 was installed on it. The edge part was bitten by the fixing tool 3, and was fixed to the said pressure plate 2. However, in the conventional construction as described above, as the pedestal 1 supporting the end of the anchor is installed to protrude to the outside of the belt strip 101, the excavation space is reduced as much as the pedestal 1 protrudes, so that space utilization is efficient. When the concrete is poured by stacking the formwork to the front of the earth wall where the pedestal (1) is installed, the thickness of the wall should be increased by the distance between the pedestals protruding from the belt, so that the construction cost is increased due to the large amount of concrete. Of course, a problem arises in that the use site due to the trench is further secured by the interval of the protruding pedestal 1.

The present invention has been made to solve the problem caused by the pedestal installed for fixing the end of the anchor and support from the earth wall as described above to protrude to the outside of the two belts, to support the anchor wall and to support the anchor The anchor support is installed, but the anchor support can be installed in such a way that it can be installed integrally between the belt and the belt to make efficient use of the excavation space, as well as to lose the tensile force obtained from the anchor through the anchor support provided. The object of the present invention is to provide an anchor support and an installation method using the same, which can be transferred to and supported as an earthen wall.

The present invention to achieve the above object

A pair of side plates having an inclined surface inclined at a predetermined angle are provided to be spaced apart at predetermined intervals, one end of the side plate is welded to the base plate provided on the rear upper side and the engaging plate formed on the lower side, and the engaging plate is welded, the side plate Connecting plates are welded to each of the upper and lower slopes of the inclined surface thereof, and a clamping plate is formed such that the pressure plate having a drawing hole in the center thereof is welded to the inclined surface, the fixing bracket being configured to fix the steel wire forming the anchor body;

A first fixing member having a support plate having several coupling holes formed therein, wherein a pair of support pieces having a vertical surface and an inclined surface toward one side of the support plate protrude integrally at predetermined intervals;

Anchor support body is formed by a second fixing member formed with a second fixing member formed with a supporting plate formed with several screw holes, a vertical surface and an inclined surface on both sides, and a pair of fixing pieces having recessed grooves formed on one vertical surface protruding on one side of the supporting plate. It is possible to provide a new anchor support and installation method using the same by installing the horizontal pile to be installed between two bands installed in two stages to support the retaining wall and to reinforce the soft ground.

Due to the configuration of the anchor support according to the present invention, the member for supporting the anchor does not protrude to the outside of the belt, and is installed in a form sandwiched between the belts, thereby preventing the excavation space from being narrow and efficiently utilizing the drilling space. The cost can be reduced.

In addition, it is possible to transfer the tension force from the anchor to the retaining wall without loss, so that the retaining wall can be sufficiently supported to endure earth pressure.

The present invention relates to an anchor support that is internally installed between the belts and an installation method using the same, in which several vertical piles are erected at regular intervals so as to prevent the excavation surface or soil from collapsing due to the excavation of the ground, and between each vertical pile. In stacking the earthen board to install the earth wall, and supporting the wall made of a horizontal pile strip and earth anchor to support the wall to be able to stand free from earth pressure,

 Anchor support is built in the hole, and the anchor support for fixing the steel wire is composed of the front of the retaining wall, the horizontal pile is above. The anchor support member is composed of a fixing member and a fixing bracket so that the anchor support member can be integrally coupled between the belt and the belt structure having two stages below. It is possible to minimize the gap between the wall and the support to support the wall when constructing the wall by constructing the installation structure to fix the fixing bracket and to support the fixing bracket at the same time. It is possible to reduce the amount of concrete, to reduce the site area at the time of digging to secure the use site, as well as to provide an effect of increasing the use site.

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

Figure 2 is a full perspective view showing an embodiment of the present invention, Figure 3 is an enlarged perspective view showing an embodiment of the present invention, Figure 4 is a perspective view showing a fixing structure according to an embodiment of the present invention 5 is a cross-sectional view showing a fixing structure according to an embodiment of the present invention, Figure 6 is an enlarged perspective view showing another embodiment of the present invention, Figure 7 is another embodiment of the present invention Figure 8 shows a perspective view showing a fixing structure according to, Figure 8 shows a cross-sectional view showing a fixing structure according to another embodiment of the present invention,

2 to 3 as shown an embodiment of the present invention

The present invention is provided with a pair of side plates 11 having a first inclined surface 11a and a second inclined surface 11b at upper and lower surfaces so as to be inclined at a predetermined angle to be spaced at a predetermined interval, and a pair of spaced apart The base plate 12 and the locking plate 13 having a locking hole 13a formed at the lower side are welded to the upper side of the rear side plate 11 of the side plate 11, and the front 1.2th slope 11a of the side plate 11 is provided. The connecting plate 14 is welded to the end of 11b), respectively, and the pressure plate 15 having the drawing hole 15a formed at the center thereof is provided to be welded to the first inclined surface 11a and protrudes from the anchor body. A fixing bracket 10 composed of a fixing unit 16 for fixing the tensile steel wire 204 to be formed;

A support plate 21 through which several coupling holes 21a are formed is formed, and a pair of support pieces 22 having a vertical surface 22a and an inclined surface 22b on one side of the support plate 21 are integrally spaced at a predetermined interval. A first fixing member 20 formed to protrude;

A pair of support plates 31 formed with several threaded holes 31a are formed, vertical surfaces 32b and 32c and inclined surfaces 32d are formed on both sides, and a pair of recessed grooves 32a are formed on one vertical surface 32b. The anchor member 100 is composed of the second fixing member 30 formed so that the fixing piece 32 protrudes to one side of the support plate 31 so that the anchor support 100 is installed with two stages of horizontal piles. It is installed so as to be installed in between to support the retaining wall 200 and to reinforce the soft ground.

According to the present invention, the support pressure against the tensile force of the anchor body is provided with the support piece 22 by the pair of side plates 11, the base plate 12, and the engaging plate 13 of the fixing bracket 10. The fixing member 20 and the fixing piece 32 is transmitted to the second fixing member 30 is formed, the support piece 22 to the belt length 101 to couple the fixing force to the fixing member (20,30) In addition, it is formed in a structure that can be evenly distributed to overcome the tensile force of the anchor body, as a result of this, it is possible to transfer the tensile force of the anchor body as it is without loss to the retaining wall 200, so that the wall 200 to earth pressure It can support enough to endure.

In addition, the fixing bracket 10 can fully exhibit the tensile force of the anchor body without bending or twisting.

The configuration of the present invention will be described in more detail through the fixing process.

The vertical pile 201 made of H-beam is excavated in the ground to be excavated, and excavated by a predetermined depth from the ground surface, and then installed by inserting the earth plate 202 between the vertical pile 201 and the vertical pile 201.

When the excavation work and the installation of the earth plate 202 is repeated and the excavation is completed up to the final excavation depth of the basement layer, the earth wall 200 is completed.

When the soil wall 200 is constructed, the soil wall 200 is penetrated 203 through the earth plate 202 to support so that the soil wall 200 can stand free from earth pressure, and drills the drill hole 300 inclined to the inside of the soft ground, and drills the drilled hole. An anchor (not shown) including several tensile steel wires 204 is inserted into the hole 300, and the grout is filled and cured into the drilled hole 300 in the state where the anchor (not shown) is inserted. do.

Anchors are anchored into the ground by penetrating through the retaining wall 200 and filling the grout into the drilling hole 300, and then, in the horizontal direction of the retaining wall 200, a band made of H-shaped steel in the same direction as the vertical pile ( 101 is installed a plurality of stages at predetermined heights in the mud wall 200, the horizontal direction around the drilling hole is installed anchored in a horizontal position apart from the predetermined intervals to support the mud wall 200.

On the other hand, when the band 101 is installed in the horizontal direction, the support plate (not shown) constitutes the support plate (not shown) by the vertical pile 201 constituting the wall 200 to be in contact with one side of the band 101 101 ) Or to form a bolt hole (not shown) to the side in contact with the vertical pile 201 and the strip (101) to fix and weld the strip (101) as a bolting fastening, this is the construction As the user selects and performs according to environmental conditions, it will be apparent that the detailed description and drawings are not shown.

 When the strip 101 is formed in the horizontal direction of the retaining wall 200, a tensile force is applied through the tensile steel wire 204 with an anchor embedded in the ground to support the strip 101 and the retaining wall 200. In order to fix the tensile steel wire 204 to install the anchor support 100 of the present invention.

As shown in the cross-sectional view showing a fixing structure according to an embodiment of the present invention in Figure 5, first, the first fixing member 20 and the second fixing member 30 to the upper and lower surfaces of each strip length 101 forming a multi-stage Are mounted so as to correspond to each other, the first fixing member 20 is coupled to correspond to each other at the outer side of each belt 101, the second fixing member 30 to correspond to each other at the inner side of each belt 101 Will be installed.

The first fixing member 20 and the second fixing member 30 are provided with a band 101 by a plurality of coupling holes 21a and screw holes 31a formed in the supporting plates 21 and 31 forming the fixing members. It is preferable to form a bolt sphere (h) in advance by the bolt fastening around the center, the band 101 portion to which the first and second fixing members 20 and 30 are mounted.

Here, the first fixing member 20 mounted to correspond to the outer side of each strip length 101 is a pair of support pieces 22 having a vertical surface 22a and an inclined surface 22b on one side of the support plate 21. It is formed to protrude integrally at intervals so that one vertical surface 22a of the support piece 22 supports and fixes one side surface of the strip 101 that is in contact with the earth wall 200.

In addition, the second fixing member 30 correspondingly mounted to the inner side of each of the strips 101 has a fixing piece 32 formed on both sides thereof with vertical surfaces 32b and 32c and an inclined surface 32d to protrude from one side of the support plate 31. As the structure is one side vertical surface (32b) is to support and fix one side surface of the strip 101 is in contact with the earth wall 200.

Meanwhile, the first and second fixing members 20 and 30 correspond to each other and are installed so that the first and second fixing members 20 and 30 are positioned at the outside of each of the belts 101 and 101a formed in multiple stages. In the inner side, the second fixing member 30 is coupled to each other by bolting fastening of one end of each of the supporting plates 22 and the supporting plates 21 and 31 on which the fixing pieces 32 are not formed. The support pieces 22 and the fixing pieces 32 formed on the first and second fixing members 20 and 30 formed in the 101 and 101a are symmetrical with each other and are mounted as the bands 101 to the inside of the bands. The protruding fixing piece 32 of the second fixing member 30 to be mounted is to form a symmetrical structure facing each other. Therefore, the pair of 1.2 fixing members (20, 30) is mounted.

When the mounting of the fixing member (20, 30) is completed by the band 101, the base plate 12 and the locking plate 13 on the rear, upper and lower sides of the pair of side plates 11 are spaced a predetermined interval And a fixing bracket 10 to which the pressure plate 15 is coupled between the connecting plate 14 and the connecting plate 14 on the upper and lower sides of the inclined surface 11a to be symmetrically mounted on the inside of each of the strips 101 and 101a. It is coupled to the fixing piece 32 of the second fixing member 30.

At this time, the fixing bracket 10 is inserted into the fixing bracket 10 at an angle in the horizontal direction because the fixing bracket 10 is not easily inserted into the inside of the belt sheets 101 and 101a by the interval between the respective strips 101 and 101a in the vertical state. It takes a form, and the locking hole (13a) formed on the lower lower side locking plate 13 of the fixing bracket 10 is caught on the inclined surface 32d of the protruding fixing piece 32 of the lower second fixing member (30). To be fixed to the fixing bracket (10).

When the fixing bracket 10 is mounted by the fixing piece 32, the pressure plate 15 is inclined to the inclined surface of the fixing bracket 10 to apply tensile force to several tensile steel wires 204 protruding from the drilling hole 300. The pressure plate 15 is welded to the first inclined surface 11a of the fixing bracket 10 by passing several tensile steel wires 204 through the drawing holes 15a formed in the pressure plate 15, or the tensile steel wire. The pressure plate 15 is fixed to the inclined surface 11a of the fixing bracket 10 due to the tensile force generated when the tensile force is applied through the fixing unit 16 fixing the 204.

Meanwhile, the acupressure plate 15 may be welded to the first inclined surface 11a of the fixing bracket 10 before the fixing bracket 10 is mounted between the strips 101 according to the user's convenience.

  When the pressure plate 15 and the fixing device 16 are installed as the fixing bracket 10 and the tensile force is applied to the tensile steel wire 204, the fixing bracket was mounted by the fixing piece 32 of the lower second fixing member 30. Base plate 12, the catching plate 13 provided on the back of the fixing bracket 10 so that 10 can be tightly fixed to the fixing piece 32 protruding from the upper and lower second fixing member 30 The recessed groove 32a is formed in one vertical surface 32c of the fixed piece 32 of the second fixing member 30 in contact with the base plate 12 by the recessed groove 32a of the fixed piece 32 when a tension force is generated. ), The locking plate 13 is tightly fixed. This can also perform a sufficient role to prevent the fixed bracket 10 to flow.

After mounting the fixing members (20,30) to the upper and lower sides of the strip length 101 as described above, the fixing bracket 10 is installed between the strip lengths (101,101a) by the fixing members (20,30). It is possible to prevent the anchor support 100 from protruding to the outside of the strip 101, thereby preventing the excavation space is narrow, it is possible to effectively utilize the excavation space.

In addition, the fixing members 20 and 30 are integrally coupled to the belt strip 101 itself, and each support piece 22 formed on the fixing members 20 and 30 and one vertical surface 22a and 32b of the fixing piece 32 are formed. By forming a structure for supporting one side of the strip 101 which is in contact with the earth wall 200, the tensile force generated when applying the tensile force to the anchor is distributed to the pressure plate 15 while the amount of the fixing bracket 10 Through the side plate 11, evenly transmitted to the fixing piece 32 of the second fixing member 30 and at the same time the tensile force is transmitted to the first fixing member 20 coupled to the outside, resulting in the bands 101, 101a By uniformly dispersing the tensile force as a whole, it is possible to support the tensile force transmitted to the earth wall 200 without loss.

   On the other hand, the configuration of the present invention as shown in Figure 6 to 8 showing another embodiment to configure the anchor support 100, without installing a separate second fixing member 30 on the inner side of the strip 101. To insert the bracket 40 itself between the strips 101 and 101a, the bracket 40 may be fixedly coupled with the first fixing member 20 installed at the outer side of the strip 10.

Referring to the configuration of the present invention in accordance with another embodiment in more detail,

 A fixing plate 41 having several coupling holes 41a formed therein is provided, and a side plate 42 is welded to one end of the fixing plate 41 to form a right angled portion, and a through hole 43a is formed at the center of the right triangle shape. Is formed, the front plate 43 through which the fitting hole (43b) is welded to the right angle formed by the side plate 42 and the fixed plate 41, the front plate 43 and the side plate 42 in the back The base support plate 44 formed by protruding the horizontal bar 44b at the center portion of the vertical bar 44a so as to be supported is symmetrically configured with a pair of half-shaped brackets 40 welded to each other to be installed in an engagement structure. It is characteristic of one thing.

On the other hand, the front plate 43 of the bracket 40 is made of a flat vertical surface, the angle adjusting tool 46 is integrally coupled with the pressure plate 45 formed with the fitting hole on the back to prevent the bending of the tensile steel wire 204 ) Will be configured.

As shown in FIG. 7, the pair of brackets 40 have an engagement structure that is symmetrical with each other between the strips 101 and 101a so that the front plate 43 has a rectangular structure when joined. Through-hole 43a is formed through the structure in which the inclined portions of 43 are connected to each other. This is configured to be in the shape of a half in order to solve the discomfort during the fitting operation due to the gap between the strips (101, 101a) and the size of the bracket 40 when installed in the form sandwiched between the strips (101, 101a), the bracket ( When mounting the 40 as a band 101, the coupling hole drilled in the fixing plate 41 of the bracket 40 to be fitted in the inside of the band 101 using only the first fixing member 20 of one embodiment ( 41a) is bolted into the belt 101 to be integrally mounted.

The bracket 40 is preferably fitted by mounting the half-shaped bracket (40) by fitting the inner side of the strips (101, 101a) one by one after bolting.

When the bracket 40 is completed between the belt length 101 and the length 101a, the acupressure plate 45, the angle adjuster 46, and the fixing hole 47 are installed in the front plate 43 of the bracket 40 in this order. The tensile steel wire 204 passes through the through hole 43a of the front plate 43, the withdrawal hole 45a of the shiatsu plate 45, and the through hole 46a of the angle adjustment hole 46 to fix the fixing hole 47. ) To apply tensile force.

The pressure plate 45 and the angle adjustment tool 46 is preferably provided by welding integrally integrally in advance.

By installing the angle adjusting tool 46, it is possible to prevent the tensile steel wire 204 from bending or bending when applying the tensile force,

When fixing the pressure plate 45 in which the angle adjuster 46 is integrally attached to the front plate 43, the fitting holes 45b formed on the pressure plate 45 are provided in the front plate 43 of the bracket 40. (43b) and then coupled, the tension adjusting device 46, including the pressure plate 45 is tightly applied to the front plate 43 of the bracket 40 by applying a tensile force to the tensile steel wire 204 through the anchorage (47). You can settle down.

In addition, the tensile force is transmitted to the pressure plate 45 is welded integrally with the angle adjuster 46 is transmitted to the front plate 43 and the side plate 42 of the bracket 40 through the pressure plate 45, separated structure The tension is applied to the strips 101 and 101a through the side plate 42 and the base support plate 44 constituting the half-shaped bracket 40 while the tensile force is dispersed by the front plate 43 of the bracket ( Tensile force is transmitted to the outer side first fixing part 20 which is fixed by coupling between the strips 40, and the tensile force is evenly distributed throughout the strips 101 and 101a, thereby transferring the tensile force to the earth wall without loss. You can do it.

In this case, the tensile force transmitted to the front plate 43 by the base support plate 44 coupled to the rear surfaces of the front plate 43 and the side plate 42 may be evenly transmitted when the transfer to the strips 101 and 101a. The end surface of the horizontal bar 44b forming the base support plate 44 is combined with the front plate 43 to support the front plate 43, and the side plate 42 as one side edge of the horizontal bar 44b. ) Is coupled to support the side plate 42, it is possible by configuring a structure in which the other end surface of the base support plate 44 abuts to one end of the strip 101.

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1 is a cross-sectional view schematically showing an anchor body composed of a conventional strip-shaped portion.

Figure 2 is an overall perspective view showing one embodiment of the present invention.

Figure 3 is an enlarged perspective view showing an embodiment of the present invention.

4 is a perspective view showing a fixing structure according to an embodiment of the present invention.

5 is a cross-sectional view showing a fixing structure according to an embodiment of the present invention.

Figure 6 is an enlarged perspective view showing another embodiment of the present invention.

7 is a perspective view showing a fixing structure according to another embodiment of the present invention.

8 is a sectional view showing a fixing structure according to another embodiment of the present invention.

<Description of reference numerals for main parts of the drawings>

300: drilling hole 200: earth wall 201: vertical pile 202: earth plate 203: through 204: tensile steel wire

100: anchor support 101: strip length

DESCRIPTION OF SYMBOLS 10 Fixing bracket 11 Side plate 12 Base plate 13 Hanging board 14 Connection board 15 Acupressure plate 16 Fixture opening

20: first fixing member 21: supporting plate 22: support piece

30: second fixing member 31: supporting plate 32: fixed piece

40 Bracket 41 Fixed plate 42 Side plate 43 Front plate 44 Base support plate 45 Acupressure plate 46 Angle adjuster 47 Fixture

Claims (3)

An earthquake wall is installed to prevent the collapse of the excavation surface during ground excavation, and a strip is installed to support the earthquake wall so that the earthquake wall can stand free from earth pressure of the excavation surface, and the anchor inserted into the ground inner perforation hole 300 is installed. In constructing anchor support for fixing and supporting, A support plate 21 through which several coupling holes 21a are formed is formed, and a pair of support pieces 22 having a vertical surface 22a and an inclined surface 22b on one side of the support plate 21 are integrally spaced at a predetermined interval. A first fixing member 20 which is formed to protrude and is installed to correspond to each other with the second fixing member 30 on the inner side from the outer side of the strip 101; A pair of support plates 31 formed with several threaded holes 31a are formed, vertical surfaces 32b and 32c and inclined surfaces 32d are formed on both sides, and a pair of recessed grooves 32a are formed on one vertical surface 32b. A second fixing member (30) formed to protrude toward one side of the support plate (31) so as to correspond to the first fixing member (20) on the inner side of the strip (101); A pair of side plates 11 having a first inclined surface 11a and a second inclined surface 11b at upper and lower sides of the front surface so as to be inclined at a predetermined angle are spaced at a predetermined interval, and the pair of side plates spaced apart from each other. The base plate 12 and the locking plate 13 having the locking holes 13a formed at the lower side are welded to the upper side of the rear surface 11, and the first and second slopes 11a and 11b of the front side of the side plate 11 are welded to each other. The connecting plate 14 is welded and coupled to the end, respectively, and the pressure plate 15 having the drawing hole 15a formed at the center thereof is provided to be welded to the first inclined surface 11a, and the tensile steel wire protrudes from the anchor body. The fixing piece 32 of the second fixing member 30 is composed of a fixing unit 16 is installed on the front surface of the pressure plate 15 so that the 204 can be fixed so that the upper and lower symmetry is installed on the inner side of the belt strip 101. Anchor support body 100 is installed between the strips, characterized in that consisting of a fixed bracket (10) installed in the). delete delete

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