KR101649449B1 - Connecting apparatus using reinforcement strut - Google Patents

Connecting apparatus using reinforcement strut Download PDF

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Publication number
KR101649449B1
KR101649449B1 KR1020150087805A KR20150087805A KR101649449B1 KR 101649449 B1 KR101649449 B1 KR 101649449B1 KR 1020150087805 A KR1020150087805 A KR 1020150087805A KR 20150087805 A KR20150087805 A KR 20150087805A KR 101649449 B1 KR101649449 B1 KR 101649449B1
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KR
South Korea
Prior art keywords
plate
reinforced
braces
strut
fixing
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Application number
KR1020150087805A
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Korean (ko)
Inventor
박광호
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박광호
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Priority to KR1020150087805A priority Critical patent/KR101649449B1/en
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Publication of KR101649449B1 publication Critical patent/KR101649449B1/en

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    • 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
    • E02D17/00—Excavations; Bordering of excavations; Making embankments
    • E02D17/06—Foundation trenches ditches or narrow shafts
    • E02D17/08—Bordering or stiffening the sides of ditches trenches or narrow shafts for foundations
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D2220/00—Temporary installations or constructions
    • 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
    • E—FIXED CONSTRUCTIONS
    • E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D2600/00—Miscellaneous
    • E02D2600/40—Miscellaneous comprising stabilising elements

Abstract

The present invention relates to a connection apparatus using a reinforcement strut for improving the rigidity of a strut by increasing the cross section of the strut without stiffeners. Moreover, the connection apparatus using a reinforcement strut easily connects the reinforcement struts to each other while maintaining the rigidity of the reinforcement struts as fastening holes bored when the reinforcement struts are connected to each other are not required. The connection apparatus using a reinforcement strut comprises: first and second reinforcement struts; fixing plates which are installed in the open spaces of the first and second reinforcement struts and have connection holes; connecting parts which have the cross section corresponding to the shape and size of the connection holes; and pressing units which press one or more from the first and second reinforcement struts in a longitudinal direction.

Description

[0001] CONNECTING APPARATUS USING REINFORCEMENT STRUT [0002]

More specifically, the present invention relates to a reinforcing bracket capable of increasing the cross-sectional area of the bracket to increase the rigidity of the bracket without reinforcement of another stiffener, The present invention relates to a joint device using a reinforced strut bracket that can be easily coupled while maintaining the rigidity of the reinforced strut.

Generally, in order to construct the basement, basement or concrete wall of the building in the underground at the construction site, the soil is constructed so as to prevent the collapse of the oyster surface by the earth pressure after the ground is excavated.

Such an earth retaining pillar forms a soil wall supporting a pile surface in an H file installed on the ground at a predetermined interval, and a strand is provided horizontally at the upper end of the H file, and a strut is installed horizontally at regular intervals between the wale- .

At this time, if the strips are far from each other, the strut and the strut are connected horizontally.

A screw jack for pressing the strut in the direction of the counter-current wall is installed to support the earth block through the strut and to support the earth pressure applied in the transverse direction.

FIG. 8 is a perspective view showing a conventional strut brace construction, in which a steel plate 3 is brought into close contact with a joint portion between a first strut 1a and a second strut 1b, The fastening holes H are integrally formed in the strut braids 1a and 1b and then fastened with bolts B and nuts.

The conventional first and second strut brackets 1a and 1b are constituted by "H" shaped steel and are welded together with a reinforcing bar (stiffener) 2 for increasing rigidity.

However, such a structure is troublesome because the fastening holes H must be drilled individually in the steel plate 3 and the first and second strut brackets 1a and 1b.

In such a conventional strut connection structure, since a plurality of fastening holes H are formed in the first and second strut brackets 1a and 1b, it is difficult to maintain uniform stiffness at the time of recycling, thereby making it difficult to recycle.

Further, since the conventional strut is made of H-shaped steel, there is a problem that the reinforcing table 2 is welded to the load receiving part to reinforce it.

SUMMARY OF THE INVENTION The present invention has been accomplished in view of the above problems, and it is a first object of the present invention to provide a stiffener bracket which is capable of increasing the sectional area of the stiffened stiffener bracket so as to increase the stiffness of the stiffener without reinforcement of another stiffener Device.

It is a second object of the present invention to provide a joint device using reinforced braces that can be easily joined while maintaining the rigidity of the reinforcing bracket by eliminating the fastening holes drilled when the reinforcing braces are jointed.

According to an aspect of the present invention for achieving the above object, the present invention provides a stapler comprising: first and second reinforced strut bosses having a space opened in a longitudinal direction; A fixing plate formed with a joint connector and installed in an opened space of the first and second reinforcing brackets; A connecting portion including a joint steel having a cross section corresponding to the shape and size of the joint connector and inserted into the joint fittings of the first and second reinforced shovels, and a mounting plate mounted at the center of the joint steel; And pressing means for pressing at least one of the first and second reinforcing brackets in the longitudinal direction so as to prevent separation of the first and second reinforcing brackets connected to each other by the connecting portion.

The fixing plate includes a first plate formed at an inlet of the first and second reinforced strut bosses, and a second plate extending from the first plate to prevent the flow of the joint steel through the joint steel, And a second plate formed on the inner side of the second plate.

And a gripping portion for gripping may be formed at one end of the mounting plate.

Further, the first and second reinforced strut bosses are formed with openings in the longitudinal direction through a side plate opposed to the upper plate and the lower plate at regular intervals.

Alternatively, the first and second reinforced strut bosses may have openings formed in the longitudinal direction through a side plate opposed to the upper plate and the lower plate at regular intervals between the upper plate and the lower plate, and rails formed in a " .

And a coupler for fastening the coupling ends of the first and second reinforced shoemakers, wherein the coupler includes a coupling plate portion coupled to the rails formed on both side plates of the first and second reinforced shoemakers, A horizontal plate extending horizontally to be brought into close contact with an upper surface of the upper plate and a support plate extending upward from one end of each of the horizontal plates and fastening holes are formed in the support plates to be bolted to each other .

At this time, the latching plate portion may be further provided with a cutout portion to avoid the interference of the coupling plate coupled to the first and second reinforcing brackets.

The pressing means may include a bottom plate on which at least one of the first and second reinforcing brackets is seated, a seating portion having a side plate standing upright at both ends of the bottom plate, And a screw jack for pressing one or more of the two reinforcing braids to be guided and moved to the bottom plate and the side plate.

At this time, the side plate of the seating part may have a through hole, and the fixing part may be inserted through the through hole to press the sides of the first and second reinforced brackets to prevent movement.

Here, the fixing portion may include a bolt inserted through the through hole, a screw thread formed at one end to be fastened to the bolt, and a screw thread formed at the other end by a frictional force between the side of the first and second reinforced staples when the bolt is rotated And a fastener provided with a friction surface so as to be able to move forward and backward.

According to the present invention, it is possible to increase the rigidity of the strut without increasing the stiffener by increasing the cross-sectional area of the beam.

Also, it is possible to connect joints easily while maintaining the rigidity of reinforced braces by eliminating the fastening holes that are drilled when connecting the joints of the reinforced struts.

Further, there is an effect that a rail is formed in the reinforced strut and the coupler is fastened to the rail to prevent buckling or twisting occurring at the joint portion.

1 is a perspective view of a coupling device using a reinforced strut braid according to a first embodiment of the present invention,
Fig. 2 is an exploded perspective view of Fig. 1,
Fig. 3 is a plan sectional view of Fig. 1,
4 is an exploded perspective view showing a state in which a holding portion is formed on a mounting plate of the first embodiment,
5 is a perspective view of a joint device using a reinforced strut in the second embodiment of the present invention,
6 is an exploded perspective view showing a configuration of a coupler according to the present embodiment,
FIG. 7 is a perspective view showing another example of the first and second reinforced strands obtained in the second embodiment, FIG.
FIG. 8 is a perspective view showing a conventional strut boat construction. FIG.

While the present invention has been described in connection with certain exemplary embodiments, it is to be understood that the invention is not limited to the disclosed embodiments, but, on the contrary, is intended to cover various modifications and similarities. It should be understood, however, that the invention is not intended to be limited to the particular embodiments, but includes all modifications, equivalents, and alternatives falling within the spirit and scope of the invention.

In the following description of the present invention, detailed description of known related arts will be omitted when it is determined that the gist of the present invention may be unnecessarily obscured. In addition, numerals (e.g., first, second, etc.) used in the description of the present invention are merely an identifier for distinguishing one component from another.

Also, in this specification, when an element is referred to as being "coupled "," connected ", or "connected" with another element, the element is directly connected to the other element, Or may be directly bonded, but it should be understood that, unless otherwise specifically contradictory, there may be intervening, interlinked, or connected via another element in the middle.

BRIEF DESCRIPTION OF THE DRAWINGS The accompanying drawings, which are incorporated in and constitute a part of the embodiments, illustrate embodiments of the invention and, together with the description, serve to explain the principles of the invention.

1 is an exploded perspective view of FIG. 1, FIG. 3 is a plan sectional view of FIG. 1, and FIG. 4 is a sectional view of the attachment of the first embodiment of the present invention. Fig. 7 is an exploded perspective view showing a state in which a gripping portion is formed on a plate.

As shown in FIGS. 1 and 2, according to the present invention, there is provided a reinforcing bracket capable of increasing the rigidity of the bracket without increasing the stiffener by increasing the cross-sectional area, To a jointing device using reinforced braces so that the reinforcing braces can be easily connected while maintaining the rigidity of the reinforcing braces.

The joint device using the reinforced strut is composed of four parts, which are composed of first and second reinforced strut bosses 10a and 10b, a fixing plate 20, a connecting part 30 and a pressurizing part 40. [

The first and second reinforced strut bosses 10a and 10b are members having a space opened in the longitudinal direction. In this embodiment, the cross-sectional area is increased to increase the stiffness of the stiffener without increasing the stiffener. 11 and the lower plate 12 at regular intervals and the side plate 13 is coupled to the lower plate 12 through the openings 14 in the longitudinal direction.

In addition, the fixing plate 20 is installed in the space where the first reinforcing bracket 10a and the second reinforcing bracket 10b are opened, and a joint connecting hole 21 is formed at the center.

Here, the joint connector 21 may be formed in a shape of a square or a circle according to the cross-sectional shape of the joint steel 31, and in the present embodiment, it is formed in a shape of "square".

The fixing plate 20 may be formed in plural to prevent the flow of the joint steel 31 by supporting the joint steel 31 at two or more places in the openings 14 of the reinforced braces 10a and 10b. That is, in the present embodiment, the fixing plate 20 includes a first plate 20a formed at the entrance of the first and second reinforced braces 10a and 10b, And a second plate 20b formed inside the reinforcing braids 10a and 10b.

The connecting portion 30 has a joint steel 31 having a cross section corresponding to the shape and size of the coupling fitting 21 and inserted into the coupling fittings 21 of the first and second reinforcing brackets 10a and 10b, And a mounting plate 33 mounted at the center of the joint steel 31.

The coupling steel 31 is inserted into the opening 14 across the coupling fitting 21 of each of the fixing plates 20 and functions to connect the first and second reinforcing brackets 10a and 10b.

A gripping portion 35 for gripping may be formed at one end of the mounting plate 33. The grip portion 35 may be formed by cutting a part of the mounting plate 33, but may be formed to protrude from the upper end of the mounting plate 33, as shown in FIG.

On the other hand, the pressurizing means 40 is provided to prevent at least one of the first and second reinforcing braces 10a and 10b from being separated from the first and second reinforcing brackets 10a and 10b, Lt; / RTI > The pressing means 40 includes a bottom plate 41a on which at least one of the first and second reinforcing brackets 10a and 10b is seated and a seat plate 41b having a side plate 41b standing upright at both ends of the bottom plate. And one or more of the first and second reinforced braces 10a and 10b seated on the seating portion 41 are guided and guided by the bottom plate 41a and the side plate 41b, (45).

The screw jack 45 presses the first and second reinforcing brackets 10a and 10b to prevent the first and second reinforcing brackets 10a and 10b from flowing and sagging.

The screw jack 45 may be screwed to the first and second reinforcing brackets 10a and 10b without a conventional pressing plate at the tip.

Further, at the rear end of the seating part 41, an engaging member 47 which can be engaged with the wale W mounted on the to-be-measured wall may be further provided.

A through hole (43) may be formed in the side plate of the seating part (41).

And a fixing unit 50 inserted through the through hole 43 to press the side surfaces of the first and second reinforced braces 10a and 10b to prevent movement.

The fixing part 50 includes a bolt 51 inserted through the through hole 43 and a screw thread formed at one end to be fastened to the bolt and at the other end, And a fastener 53 having a friction surface 53a so as to be able to move forward and backward by a frictional force with the side surfaces of the strut braids 10a and 10b.

Therefore, when the bolts 51 are rotated after the first and second reinforcing brackets 10a and 10b are pressed through the screw jack 45, the friction surface 53a contacts the side surfaces of the first and second reinforcing brackets 10a and 10b The fastener 53 is advanced so that the first and second reinforcing brackets 10a and 10b are kept pressed by the screw jack 45. As a result,

FIG. 5 is a perspective view of a coupling device using a reinforced strut in a second embodiment of the present invention, and FIG. 6 is an exploded perspective view showing the configuration of a coupler according to the present embodiment. 7 is a perspective view showing another example of the first and second reinforced strut bands derived from the second embodiment.

5 and 6, the second embodiment includes the first embodiment, except that the first and second reinforced brackets 10a and 10b are installed between the upper plate 11 and the lower plate 12, (13) is formed with a rail (16) recessed in a "C" shape along the longitudinal direction of the central region.

The rails 16 increase the rigidity of the first and second reinforcing brackets 10a and 10b by increasing the cross sectional area of the first and second reinforcing brackets 10a and 10b while coupling ends of the first and second reinforcing brackets 10a and 10b to the coupler 60 So that it can be fastened easily.

The coupler 60 includes a coupling plate 61 coupled to the rails 16 formed on both side plates 13 of the first and second reinforcing brackets 10a and 10b, A horizontal plate 62 extended horizontally and brought into close contact with an upper surface of the upper plate 11 and a support plate 63 extending upward from one end of the horizontal plates 62, The fastening holes H are formed and can be bolted to each other.

At this time, the latching plate portion 61 may be formed with a cut-out portion 611 to avoid the interference of the fixing plates 20 and 20 coupled to the first and second reinforced brackets 10a and 10b.

The cutouts 611 serve to guide the insertion of the fixing plates 20 and 20 so that the coupler 60 can be tightly coupled to the joints of the first and second reinforced strut 10a and 10b.

As a result, the first and second reinforced shoelaces 10a and 10b can firmly fix the joint through the coupler 60. As a result, buckling or torsion occurring at the joints of the first and second reinforced shoelaces 10a and 10b Can be prevented.

It is a matter of course that the coupler 60 is deformed to correspond to the outer shape of the first and second reinforcing strut bosses according to the first embodiment and can be applied to the first and second reinforcing strut bosses.

On the other hand, as shown in Fig. 7, the first and second reinforced braces 10a and 10b form a rail 16 recessed in a " C "shape along the longitudinal direction of the central region of the four sides (upper plate, lower plate, Lt; / RTI >

This structure is advantageous in that it is possible to fasten the coupler 60 in a desired direction without changing the positions of the first and second reinforced shoebanks 10a and 10b, thereby facilitating the construction.

 It should be noted that the embodiments described in the present specification and the configurations shown in the drawings are only the most preferred embodiments of the present invention and are not intended to represent all of the technical ideas of the present invention so that various equivalents And variations are possible.

10a: first reinforcing strut 10b: second reinforcing strut
11: top plate 12: bottom plate
13: side plate 14: opening
16: Rail
20: Fixing plate 20a: First plate 20b: Second plate
21: Connecting connector
30: connecting portion 31: jointed steel 33: mounting plate
35:
40: pressing means 41:
41a: bottom plate 41b: side plate
43: Through hole 45: Screw jack
50: fixing part 51: bolt
53: fastener 53a: friction surface
60: Coupler 61: Retaining plate 611:
62: horizontal plate 63: support plate
H: Fastening ball B: Bolt N: Nut

Claims (10)

First and second reinforced struts (10a, 10b) having a space opened longitudinally;
A fixing plate 20 formed with a joint connector 21 and installed in an opened space of the first and second reinforced braces 10a and 10b;
A joint steel 31 having a cross section corresponding to the shape and size of the joint connector 21 and inserted into each of the joint connectors 21 of the first and second reinforced shovels 10a and 10b; (30) including a mounting plate (33) mounted at the center of the mounting plate (30); And
And a pressing means for pressing at least one of the first and second reinforced braces 10a and 10b in the longitudinal direction to prevent the first and second reinforced braces 10a and 10b connected to each other by the connection portion 30 from being separated from each other 40)
The pressing means (40)
A seating part 41 having a bottom plate on which at least one of the first and second reinforced braces 10a and 10b is seated and a side plate standing upright at both ends of the bottom plate,
And a screw jack (45) for pressing one or more of the first and second reinforced braces (10a, 10b), which are seated on the seating portion (41), to be guided and moved to the bottom plate and the side plate,
A through hole is formed in the side plate of the seat portion 41,
Further comprising a fixing part (50) inserted through the through hole to press the sides of the pressed first and second reinforced braces (10a, 10b) to prevent movement,
The fixing portion (50)
A bolt inserted through the through hole,
A thread is formed at one end to be fastened to the bolt, and at the other end, a fastening member having a friction surface is provided at the other end so as to be moved back and forth by a frictional force between the bolts and the side surfaces of the first and second reinforcing brackets (53). ≪ Desc / Clms Page number 13 > The method according to claim 1,
The fixing plate 20 includes a first plate formed at the entrance of the first and second reinforced braces 10a and 10b and a second plate formed at the entrance of the first and second reinforced braces 10a and 10b to prevent the flow of the joint steel 31, And a second plate formed on the inner side of the first and second reinforced braids (10a, 10b) to be spaced apart from the first plate. The method according to claim 1,
And a grip portion (35) for gripping is formed at one end of the mounting plate (33). The method according to claim 1,
The first and second reinforcing brackets 10a,
Characterized in that an opening (14) is formed in the longitudinal direction through a side plate (13) opposed to the upper plate (11) and the lower plate (12) at regular intervals. The method according to claim 1,
The first and second reinforcing brackets 10a,
An opening 14 is formed in the longitudinal direction through a side plate 13 opposed to the upper plate 11 and the lower plate 12 at regular intervals,
And a rail (16) recessed in a " C "shape is formed along the longitudinal direction.
The method according to claim 4 or 5,
Further comprising a coupler (60) for fastening and fixing the coupling ends of the first and second reinforced braces (10a, 10b)
The coupler 60 includes a coupling plate 61 coupled to the rails 16 formed on both side plates 13 of the first and second reinforced shoelaces 10a and 10b, And a support plate portion 63 extending upward from one end of each of the horizontal plate portions 62. The support plate portions 63 extend from the support plate portions 63, Wherein the fastening holes (H) are formed to be able to be bolted to each other.
The method according to claim 6,
Wherein the engaging plate portion is further formed with a cutout portion to prevent interference of the coupling plate coupled to the first and second reinforced brackets. .
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KR1020150087805A 2015-06-19 2015-06-19 Connecting apparatus using reinforcement strut KR101649449B1 (en)

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Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101745566B1 (en) * 2016-10-05 2017-06-12 상리건설 주식회사 Soil retaining method
KR101745570B1 (en) * 2016-10-05 2017-06-12 상리건설 주식회사 Panel assembly for soil retaining
KR101753223B1 (en) * 2017-05-19 2017-07-19 상리건설 주식회사 Soil retaining panel assembly having soil retaining supporter
KR101861733B1 (en) * 2017-07-10 2018-07-05 (주)화남기술 Strut having multiple support portion
KR20180097294A (en) * 2017-02-23 2018-08-31 박경우 Earth retaining wall structure and constructing method thereof
KR102344671B1 (en) * 2021-02-26 2021-12-28 김기평 Supporting beam structure by using center beam and method for constructing soil retaining wall by using the same

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100581611B1 (en) * 2004-05-19 2006-05-22 주식회사 스마텍엔지니어링 Coupling Structure of Supporting Beam
KR100582989B1 (en) * 2004-08-09 2006-05-25 주식회사 스마텍엔지니어링 Strut Preloading Jack
KR100641662B1 (en) * 2004-06-04 2006-11-03 주식회사 스마텍엔지니어링 Coupling Structure of Supporting Beam
JP2009256968A (en) * 2008-04-17 2009-11-05 Okamoto Kensetsu Yohin Seisakusho:Kk Non-welded steel pipe joint

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100581611B1 (en) * 2004-05-19 2006-05-22 주식회사 스마텍엔지니어링 Coupling Structure of Supporting Beam
KR100641662B1 (en) * 2004-06-04 2006-11-03 주식회사 스마텍엔지니어링 Coupling Structure of Supporting Beam
KR100582989B1 (en) * 2004-08-09 2006-05-25 주식회사 스마텍엔지니어링 Strut Preloading Jack
JP2009256968A (en) * 2008-04-17 2009-11-05 Okamoto Kensetsu Yohin Seisakusho:Kk Non-welded steel pipe joint

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR101745566B1 (en) * 2016-10-05 2017-06-12 상리건설 주식회사 Soil retaining method
KR101745570B1 (en) * 2016-10-05 2017-06-12 상리건설 주식회사 Panel assembly for soil retaining
KR20180097294A (en) * 2017-02-23 2018-08-31 박경우 Earth retaining wall structure and constructing method thereof
KR101943974B1 (en) * 2017-02-23 2019-01-30 박경우 Earth retaining wall structure and constructing method thereof
KR101753223B1 (en) * 2017-05-19 2017-07-19 상리건설 주식회사 Soil retaining panel assembly having soil retaining supporter
KR101861733B1 (en) * 2017-07-10 2018-07-05 (주)화남기술 Strut having multiple support portion
KR102344671B1 (en) * 2021-02-26 2021-12-28 김기평 Supporting beam structure by using center beam and method for constructing soil retaining wall by using the same

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