KR101861733B1 - Strut having multiple support portion - Google Patents

Strut having multiple support portion Download PDF

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Publication number
KR101861733B1
KR101861733B1 KR1020170087219A KR20170087219A KR101861733B1 KR 101861733 B1 KR101861733 B1 KR 101861733B1 KR 1020170087219 A KR1020170087219 A KR 1020170087219A KR 20170087219 A KR20170087219 A KR 20170087219A KR 101861733 B1 KR101861733 B1 KR 101861733B1
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KR
South Korea
Prior art keywords
support member
engaging
coupled
coupling
supporting member
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KR1020170087219A
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Korean (ko)
Inventor
홍순창
조정연
이석재
Original Assignee
(주)화남기술
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Priority to KR1020170087219A priority Critical patent/KR101861733B1/en
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Publication of KR101861733B1 publication Critical patent/KR101861733B1/en

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    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D13/00—Accessories for placing or removing piles or bulkheads, e.g. noise attenuating chambers
    • E02D13/02—Accessories for placing or removing piles or bulkheads, e.g. noise attenuating chambers specially adapted for placing or removing bulkheads
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D17/00—Excavations; Bordering of excavations; Making embankments
    • E02D17/02—Foundation pits
    • E02D17/04—Bordering surfacing or stiffening the sides of foundation pits
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D2600/00—Miscellaneous
    • E02D2600/20—Miscellaneous comprising details of connection between elements

Abstract

The present invention relates to a multipoint supporting strut comprising: a metallic middle support member having a predetermined sectional shape; a metallic coupling supporting member coupled to an end part of the middle supporting member; and an end connection member to connect the coupling supporting member with the middle supporting member, wherein a plurality of coupling fixing parts are detachably coupled to different positions on the coupling supporting member. According to the present invention, a plurality of points are able to be stably supported through one strut, a position to support a furring strip is able to be easily adjusted, and the furring strip is installed at the adjusted position. Moreover, a configuration for supporting the furring strip is able to be prevented from being deformed by an applied prestress, and vibration is reduced in the case of a dynamic load of a vehicle, an earthquake, and the like, thereby being able to prevent a collapse of a structure.

Description

[0001] STRUT HAVING MULTIPLE SUPPORT PORTION [0002]

[0001] The present invention relates to a multi-point support strut used for earth retaining work, and more particularly, to a multi-point support strut which can stably support various points even with one strut, 0.0 > strut < / RTI > strut.

In general, temporary excavation is carried out as a method to maintain the safety of the adjacent ground by preventing the collapse of soil from the back of excavation and restraining displacement when excavating the ground for construction of the structure.

Especially, recently, due to the frequent construction of near - urban areas, there is a demand for the settlement of adjacent grounds due to the excavation of the ground and the safety of surrounding buildings.

The above-mentioned pavement construction is largely divided into a toe-wall construction method and a toe-wall support method. Among them, the toe-wall construction method applied to the urban area prevents the earth leakage due to the prevention of the ground collapse and the lowering of the groundwater level, .

Continuous wall construction methods such as sill cement wall method and on-site concrete pile method are mainly used for the construction method of the temporary earth retaining wall used in urban areas.

1, the H-beam (pile 100) is vertically installed at an arbitrary interval as shown in FIG. 1, and a soil plate 110 is inserted between neighboring piles 100 to support the earth wall At the same time, a wale band 120 is installed to fix the pile to the wall, and a plurality of struts 130 crossing the wale band 120 facing the wale band 120 are installed to support the earth pressure.

The strut 130 effectively prevents earthlings of the excavated soil wall from being lost or collapsed by effectively supporting the earth pressure acting on the pile 100 and the wale 120. The soil plate 110 is provided with earth pressure Therefore, in order to stably support such earth pressure, it is installed so as to maintain a gap of approximately 2 m between upper and lower layers.

The struts 130 are installed in various numbers according to the size of a work site, and are generally staggered in the horizontal or vertical direction.

However, in the past, when one strut is configured to support a single point and installed vertically and horizontally at the installation site, the number of struts installed is very large, and accordingly, installation work takes a long time.

In addition, there is a problem that interference with other installed structures increases, and safety problems encountered during field worker movement frequently occur.

In addition, there is a problem that the portion where the strut is disposed at the time of pouring the structure causes cracks in the concrete, thereby deteriorating the durability of the structure.

It is an object of the present invention to provide a multi-point support strut configured to stably support a plurality of points through a single strut.

It is another object of the present invention to provide a multi-point support strut which is configured to facilitate adjustment of the position for supporting the wrist strap.

It is still another object of the present invention to provide a multi-point support strut configured such that a prestress is applied to a structure for supporting a wrist band to prevent deformation by earth pressure.

It is still another object of the present invention to provide a multi-point support strut configured to efficiently absorb vibration applied in the case of vehicle dynamic load or earthquake to prevent collapse of the structure.

In order to attain the above object, a multi-point supporting strut according to the present invention includes: an intermediate support member having a metal material having a constant cross-sectional shape; an engagement support member of a metal material to be coupled to an end portion of the intermediate support member; And an end connecting member for connecting to the supporting member, wherein the engaging and supporting member is detachably coupled to the plurality of engaging and fixing portions at different positions.

Preferably, the engaging and fixing portion is rotatably attached to and detached from the engaging support member.

Here, a portion where the coupling and fixing unit and the coupling support member are coupled may be configured to be movable in the coupling support member.

And, the end connecting member may include a gap adjusting member for adjusting the distance between the intermediate supporting member and the engaging and supporting member.

The coupling support member may be formed in a straight line shape and may include an inclined portion formed to be inclined with respect to the intermediate support member.

The coupling and fixing unit includes a central joint fixing unit coupled to a position at which the intermediate support member faces the end of the coupling support member and a side joint fixing unit coupled to both sides of the central joint fixing unit. Can be formed.

Alternatively, the engaging and fixing portion may include a central engaging and fixing portion coupled to a position at which the intermediate supporting member faces the end of the engaging and supporting member, and a side engaging and fixing portion engaged with both side portions of the central engaging and securing portion. A total of five can be formed including the upper and lower joint fixing portions.

A plurality of flange portions may be formed on the coupling portion and the coupling support member.

Preferably, irregularities may be formed on the surface of the flange portion.

The truncated conical wedge may be coupled to the flange portion.

Meanwhile, the end connecting member may include an elastic member.

An intermediate connecting member for extending a length is coupled to an end of the intermediate supporting member, and the intermediate connecting member may include an elastic member.

Preferably, the intermediate support member has a space formed therein and a concave portion formed on the side thereof.

Here, the intermediate support member may be formed as a generally octagonal cross-section with a concave portion formed on a side portion thereof.

In addition, a load reinforcing member may be coupled to both ends of the coupling support member.

Preferably, the flange portion may be provided with an elastic member.

The central engaging and fixing portion may be configured to be movable relative to the intermediate supporting member.

In addition, each of the side joint fixing portions and the upper and lower engaging fixing portions may include a plurality of supporting portions.

The coupling support member may be formed in a convex shape toward the intermediate support member.

Preferably, a deformation preventing member may be provided across both ends of the engagement support member.

The central engaging and securing portion may be provided to protrude from the side intermediate engaging member beyond the side engaging portion.

A tension applying member may be coupled to an end of the coupling support member.

Here, the end portion of the tension applying member may be coupled to the side portion of the intermediate support member.

Preferably, the intermediate support member is formed with a concave portion on a side portion and a circular cross-section as a whole.

In addition, both end portions of the engaging and supporting member may be rotatably installed about an axis.

According to the present invention, it is possible to stably support a plurality of points through one strut.

Further, it is possible to easily adjust the position for supporting the wrist strap.

It is also possible to prevent deformation of the structure for supporting the wrist strap by the applied prestress.

In addition, even in the case of an earthquake or the like, vibration can be buffered to prevent collapse of the structure.

BRIEF DESCRIPTION OF THE DRAWINGS The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the invention.
1 is a plan view showing a state where a strut is installed in a conventional temporary earth retaining work,
Figure 2 is an exploded perspective view of a multi-point support strut in accordance with the present invention,
3 is a perspective view of the strut,
Figure 4 is a perspective view of a multi-point support strut of another embodiment of the present invention,
Figure 5 is a top view of a multi-point support strut of yet another embodiment of the present invention,
Figure 6 is a top view of a multi-point support strut of yet another embodiment of the present invention,
Figure 7 is a perspective view of the struts engaged,
Figure 8 is an exploded perspective view of a multi-point support strut of another embodiment of the present invention,
9 is a side sectional view in a state in which an end connecting member is provided between the intermediate supporting member and the engaging and supporting member,
10 is an exploded perspective view in a state in which an intermediate connecting member is provided between two intermediate supporting members,
11 is a side view of the intermediate connecting member,
12 is a perspective view of the intermediate support member,
13 is a perspective view of an intermediate support member according to another embodiment of the present invention,
14 is a perspective view of an intermediate support member according to another embodiment of the present invention,
15 is a perspective view of an intermediate support member according to another embodiment of the present invention,
16 is a perspective view of a multi-point support strut in accordance with another embodiment of the present invention,
17 is a perspective view of a multi-point support strut in accordance with another embodiment of the present invention,
18 is a perspective view of a multi-point support strut in accordance with another embodiment of the present invention.

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

Prior to this, the terms used in the specification and claims should not be construed in a dictionary sense, and the inventor may, on the principle that the concept of a term can be properly defined to explain its invention in the best way And should be construed in light of the meanings and concepts consistent with the technical idea of the present invention.

Therefore, the embodiments shown in the present specification and the drawings are only exemplary embodiments of the present invention, and not all of the technical ideas of the present invention are presented. Therefore, various equivalents It should be understood that water and variations may exist.

FIG. 2 is a perspective view of the multi-point support strut according to the present invention, FIG. 3 is a perspective view with the strut installed, FIG. 4 is a perspective view of the multi- Figure 6 is a plan view of a multi-point support strut of yet another embodiment of the present invention, Figure 7 is a perspective view of the strut engaged, Figure 8 is a cross- Fig. 9 is a side cross-sectional view of a multi-point supporting strut of another embodiment of the present invention, with the end connecting member being provided between the intermediate supporting member and the engaging and supporting member, Fig. 10 is a cross- Fig. 11 is a side view of the intermediate connecting member, Fig. 12 is a perspective view of the intermediate supporting member, Fig. 13 is an exploded perspective view of the intermediate supporting member, FIG. 14 is a perspective view of an intermediate support member according to another embodiment of the present invention, and FIG. 15 is a perspective view of an intermediate support member according to another embodiment of the present invention. Figure 17 is a perspective view of a multi-point support strut in accordance with yet another embodiment of the present invention, Figure 18 is a perspective view of another embodiment of the present invention, Figure 17 is a perspective view of a multi- 4 is a perspective view of a multi-point support strut in accordance with another embodiment.

1, the multi-point supporting stret according to the present invention includes an intermediate support member 10 of a metal material having a constant cross-sectional shape, and an engaging support member 30 (see FIG. 1) of a metal material joined to an end portion of the intermediate support member 10 And an end connecting member 50 for connecting the engaging and supporting member 30 to the intermediate supporting member 10. The engaging and supporting member 30 includes a plurality of engaging and fixing portions 70, And is detachably coupled to another position.

The intermediate support member 10 is formed of a metal material such as steel and has a constant cross-sectional shape.

As shown in FIG. 12, a space is formed in the intermediate support member 10, and is formed in a rectangular cross-section as a whole, and a recess 4 is formed in a side portion thereof.

Alternatively, as shown in FIGS. 13 and 14, the intermediate support member 10 may be formed to have an octagonal or circular cross-section as a whole, and the concave portion 4 may be formed on the side portion thereof.

Alternatively, it may be formed to have a cross-sectional shape as shown in FIG. 15 so that the bending resistance due to the horizontal load is further increased and various kinds of auxiliary materials can be easily installed on the upper surface of the intermediate support member 10.

Thus, the force for resisting the bending force (bending moment) in the vertical direction and the horizontal direction acting on the intermediate support member 10 can be formed to be substantially the same, The end of the tension applying member 44-2 or the tension applying member 44-2 can be disposed.

A metal supporting member 30 is coupled to an end of the intermediate support member 10.

As shown in FIG. 2, the engagement support member 30 is formed in the form of a straight line, and may be formed in a substantially "-" shape, And an inclined support portion 32 formed to be inclined with respect to the center portion 31 of the base body 31. [

It is possible to more strongly support the vertical component of the force acting on the engagement support member 30 from the toe wall by the inclined support portion 32 to prevent deformation and breakage of the engagement support member 30. [

6, the central portion 31 of the engaging and supporting member 30 may have a curved surface having a convex shape toward the intermediate support member 10. [

Thus, the center portion 31 formed in the arch shape is configured to efficiently disperse and support the force applied from the toe wall.

5 and 6, in order to reliably prevent the engagement support member 30 from being deformed by a force acting from the toe wall, the engagement support member 30 is deformed across both ends of the engagement support member 30. [ The prevention member 42 may be provided.

7, in order to prevent the deformation of the engagement support member 30 by applying a prestress to the engagement support member 30 formed in the shape of "- ", the engagement support member 30 The tension applying member 44-2 can be coupled to the end portion of the tension member 44-2.

That is, tension is applied to both ends of the coupling support member 30 through the tension applying member 44-2 so that the central portion of the coupling support member 30 is slightly convex toward the opposite side of the intermediate support member 10 To prevent the engagement support member 30 from being deformed under pressure from the bottom wall.

Here, one end of the load reinforcing member 44 is engaged in the recess formed in the side of the intermediate support member 10.

Thus, since the ends of the load reinforcing member 44 and the bolts and nuts for engaging the ends of the load reinforcing member 44 protrude from the side of the intermediate support member 10, it is possible to prevent a safety accident caused by colliding with the clothes or the body during walking .

Thus, as shown in FIG. 7, the load reinforcing member 44 may be coupled to both ends of the coupling support member 30 to prevent deformation.

Between the intermediate support member 10 and the engagement support member 30, an end connecting member 50 for coupling these two structures is coupled.

9, the end connecting member 50 includes a first connecting member 52 coupled to an end of the intermediate supporting member 10 and a second connecting member 52 coupled to the engaging and supporting member 30, (54) and a gap adjusting member (56) coupled to the outside of the first connecting member and the second connecting member.

The first connection member 52 and the second connection member 54 may be welded to the intermediate support member 10 and the coupling support member 30 or may be fixed by a coupling means such as a bolt and a nut.

A thread is formed on an outer surface of the first connecting member 52 and the second connecting member 54 and a thread is formed on the inner circumferential surface of the gap adjusting member 56 to rotate the gap adjusting member 56, And is movable in the lateral direction from the outside of the first and second connecting members (52, 54).

A space is formed in the second connection member 54 so that the first connection member 52 can advance and retreat into the space.

An elastic ring 58 formed of an elastic material such as rubber is coupled to an end of the first linking member 52. The elastic force of the elastic ring 58 is transmitted to the outside of the first linking member 52 and the second linking member 54, The elastic members 62 and 64 are disposed.

An elastic ring 64 is also disposed between the two gap adjusting members 56 so as to prevent vibrations or shocks applied to the coupling support member 30 or the intermediate support member 10 from being loosened .

A plurality of coupling portions 70 are detachably coupled to the coupling support member 30 at different positions.

As shown in FIG. 2, the coupling and fixing unit 70 includes a central coupling portion 70-2 coupled to the coupling support member 30 at a position facing the intermediate support member 10, 3, a total of three including the side joint fixing portion 70-4 coupled to both sides of the central joint fixing portion 70-2, A total of five pieces including the side joint fixing portion 70-4 coupled with both sides and the vertical joint fixing portion 70-6 coupled with the upper and lower portions can be formed.

In addition, a total of four coupling portions may be formed and supported so as to support any one of the side coupling portion 70-4 or the vertical coupling portion 70-6.

Thus, the engaging and supporting members 30 are formed in the form of "a", "ㅓ", "ㅗ" with respect to the front face, and the engaging portions can be coupled to the end portions thereof.

The engaging and fixing part 70 is configured to be able to move back and forth into the engaging and supporting member 30 and to be somewhat rotatable, and to be inserted into the engaging and supporting member at a predetermined depth.

Thus, the engaging and fixing part 70 can be adjusted and fixed relative to the engaging and supporting member 30 so that the engaging and fixing part 70 can be accurately positioned at a position to be supported.

The bolt or wedge-shaped frusto-conically shaped pin 82 is inserted and engaged in the state in which the position of the coupling portion 70 is adjusted with respect to the coupling support member 30 as described above.

That is, an opening 74 into which the frustoconical pin 82 is inserted is formed at the end portion 72 of the joint fixing portion 70, and the end portion 32 of the engaging and supporting member 30 is also formed with the conical shape A plurality of openings 34 formed in the engaging and supporting member 30 are formed continuously so that the positions of the engaging and fixing parts 70 As shown in FIG.

Thus, the end of the coupling portion 70 is inserted into the coupling support member 30 and is configured to be coupled by the wedge-shaped conical pin 82 while the position thereof is adjusted.

Also, the central coupling portion 70-2 is coupled to the coupling support member 30 so as to be movable forward and backward.

Thus, the length of the central joint fixing portion 70-2 and the side joint fixing portion 70-4 protruding from the engagement support member 30 can be adjusted.

In the case where the central joint fixing portion 70-2 further protrudes from the engagement support member 30 than the side joint fixing portion 70-4, a kind of prestress is applied to the wrist for supporting the toe wall, It is possible to prevent the soil plate or the band sheet from being deformed and broken by the applied pressure.

Therefore, in actual installation, the central joint fixing part 70-2 may be installed so as to protrude more largely from the side of the intermediate support member 10 than the side joint fixing parts 70-4.

8, a plurality of flange portions may be formed at the end portion 72 of the coupling and fixing portion 70 and the end portion 32 of the coupling and supporting member 30 for coupling with each other.

In the surface of the flange portion 72 formed at the end portion 72 of the coupling and fixing portion 70, lattice-like irregularities are formed, and lattice-like irregularities corresponding to the irregularities of the lattice- The formed elastic member 76 is inserted.

The depth of the grid-shaped concavity and convexity is approximately 2 mm to 5 mm, and convex portions formed on the surface of the elastic member 76 on the surface of the flange portion 72 are inserted into concave portions of the concave- And the elastic member 76 is configured to be mutually interlocked.

The lattice-like irregularities on the surface of the flange portion 72 and the lattice-like irregularities on the surface of the elastic member 76 are mutually mated so that the lateral contact between the flange portion 72 and the elastic member 76 The bonding force can be increased and the contact area can be increased to enhance the effect of buffering impact or vibration caused by the elastic member 76. [

The elastic member 76 is formed of a synthetic resin material such as a somewhat hard rubber plate, and is formed to contain a flame retardant substance resistant to frictional heat.

The frusto-conical wedge-shaped fins 82 are inserted and coupled in a state where the flange portion 72 formed in the coupling portion 70 is inserted into the flange portion 32 formed in the coupling support member 30 .

As shown in FIG. 18, both side ends 32 of the engaging support member 30 may be configured to be rotatable outward about the shaft 35.

Thus, the supporting position of the coupling portion 70 can be adjusted by rotating both side ends 32 of the coupling support member 30.

Meanwhile, as shown in FIG. 16, the joint fixing portion 70 may be formed to include a plurality of divided support portions 78.

Thus, the plurality of support portions 78 disperse and support the pressure acting on the joint fixing portion 70 by the earth wall, so that the load can be effectively supported while lightly configuring the joint fixing portion 70.

Alternatively, as shown in Fig. 17, the engagement fixing portions 70 may be configured to be coupled to the engagement support member 30 in a spiral manner.

10 and 11, an intermediate connecting member 90 for extending a length is coupled to an end of the intermediate supporting member 10, and an elastic member such as a rubber plate is inserted into the intermediate connecting member 90. [ (99) are disposed.

The ends of the intermediate support member 10 are coupled by the bolts 93 and the nuts 95 in a state of being accommodated in the upper and lower housings 92 and 94 of the intermediate connection member and the ends of the intermediate support members 10 A wedge 98 is formed in a state where the elastic members 99 and the reinforcing plate 96 are disposed and the side end faces are formed in an inverted trapezoidal shape so that the two intermediate supporting members 10 connected to each other are separated from each other do.

By separating the interval between the two intermediate support members 10, the engagement and retention part 70 can be strongly pressed to the wale.

The strut according to the present invention is arranged so as to support the wale band in contact with the wale band. By inserting and separating the wedge 98 at the ends of the two intermediate support members 10 as described above, The joined fastening portions 70 can be pressed against the welt more strongly.

Therefore, it is not necessary to strongly press the intermediate supporting member 10 and the engaging and fixing part 70 to the welt during the initial stage of the strut installation, and the intermediate supporting member 10, The operation of attaching the joint fixing portion 70 and the intermediate support member 10 to the wrist strap in the space between the two side wraps in the field becomes easy.

While the present invention has been described with reference to the exemplary embodiments and the drawings, it is to be understood that the technical scope of the present invention is not limited to these embodiments and that various changes and modifications will be apparent to those skilled in the art. Various modifications and variations may be made without departing from the scope of the appended claims.

10: intermediate support member
30:
50: end connecting member
70:
90: intermediate connecting member

Claims (25)

An intermediate support member of a metal material having a constant cross-sectional shape;
An engaging support member of a metal material coupled to an end of the intermediate support member;
And an end connecting member for connecting the coupling supporting member to the intermediate supporting member,
Wherein a plurality of engaging and securing portions are detachably coupled to the engaging and supporting member at different positions,
Wherein a plurality of flange portions are formed on the joint fixing portion and the coupling support member for coupling with each other. The method according to claim 1,
And the engaging and fixing portion is rotatably detachably coupled to the engaging and supporting member. 3. The method of claim 2,
And a portion where the coupling and fixing unit and the coupling support member are coupled is configured to be movable in the coupling support member. The method of claim 3,
Wherein the end connecting member includes a gap adjusting member for adjusting the distance between the intermediate supporting member and the engaging and supporting member. The method according to claim 1,
Wherein the engagement support member is formed in a straight line shape and includes an inclined portion formed to be inclined with respect to the intermediate support member. The method according to claim 1,
Wherein the engaging and fixing portion includes a central engaging and fixing portion coupled to a position at which the intermediate supporting member faces the end of the engaging and supporting member,
And a side joint fixing part joined to both sides of the central joint fixing part. The method according to claim 1,
Wherein the engaging and fixing portion includes a central engaging and fixing portion coupled to a position at which the intermediate supporting member faces the end of the engaging and supporting member,
Wherein a total of five strut support struts are formed, including a side joint fixing part coupled with both sides of the central joint fixing part and a vertical joint fixing part coupled with the upper and lower parts. The method according to claim 1,
And a surface of the flange portion is formed with concave and convex portions. The method according to claim 1,
And a truncated conical wedge is coupled to the flange portion. The method according to claim 1,
Wherein the end connecting member comprises an elastic member. The method according to claim 1,
An intermediate connecting member for extending a length is coupled to an end of the intermediate supporting member,
RTI ID = 0.0 > 1, < / RTI > wherein said intermediate connecting member comprises an elastic member. The method according to claim 1,
Wherein the intermediate support member has a space formed therein and a concave portion formed on a side portion thereof. 13. The method of claim 12,
Wherein the intermediate support member is formed with a recess in the side portion and is formed in an octagonal cross-section as a whole. The method according to claim 1,
And a load reinforcing member is coupled to both ends of the coupling support member. The method according to claim 1,
Wherein the flange portion is provided with an elastic member. 8. The method of claim 7,
And the center coupling fixture is movably coupled to the intermediate support member. 8. The method of claim 7,
Wherein the side joint fixing part or the upper and lower engaging part includes a plurality of supporting parts, respectively. The method according to claim 1,
And the engagement support member is formed in a convex shape toward the intermediate support member. 19. The method of claim 18,
And a deformation preventing member is provided across both ends of the coupling support member. 8. The method of claim 7,
Wherein the central engaging and securing portion is installed to protrude more largely from the side of the intermediate supporting member than the side engaging and fixing portion. The method according to claim 1,
And a tension applying member is coupled to an end of the coupling support member. 22. The method of claim 21,
And an end portion of the tension applying member is engaged in the concave portion of the intermediate support member side portion. 13. The method of claim 12,
Wherein the intermediate support member is formed with a recess in its side portion and is formed as a generally circular cross-section. The method according to claim 1,
And both ends of the coupling support member are rotatably installed about an axis. delete
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KR101357775B1 (en) * 2012-04-04 2014-02-04 (주)피에스테크 Apparatus for connecting struts using end plate
KR101649449B1 (en) * 2015-06-19 2016-08-18 박광호 Connecting apparatus using reinforcement strut

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KR200414065Y1 (en) * 2006-01-10 2006-04-14 백춘희 The H beam wale pole having majority steel wire and H beam steel pile
KR100642341B1 (en) * 2006-07-27 2006-11-15 (주)유원건축사사무소 A pile for retaining wall
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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR102260481B1 (en) * 2020-05-27 2021-06-04 한국콘크리트산업 주식회사 Bracing structure for soil sheathing and wall construction method using the same

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