CN105431594A - Anti-bending strut for use in construction of temporary earth retaining structure - Google Patents
Anti-bending strut for use in construction of temporary earth retaining structure Download PDFInfo
- Publication number
- CN105431594A CN105431594A CN201480041068.2A CN201480041068A CN105431594A CN 105431594 A CN105431594 A CN 105431594A CN 201480041068 A CN201480041068 A CN 201480041068A CN 105431594 A CN105431594 A CN 105431594A
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- Prior art keywords
- strut
- retaining wall
- wing
- bending
- edge
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Classifications
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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
- E02D17/06—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
- 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
- E02D17/083—Shoring struts
-
- 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
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- Engineering & Computer Science (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Bulkheads Adapted To Foundation Construction (AREA)
- Pit Excavations, Shoring, Fill Or Stabilisation Of Slopes (AREA)
- Buildings Adapted To Withstand Abnormal External Influences (AREA)
Abstract
The present invention relates to an anti-bending strut for use in the construction of a temporary earth retaining structure. The anti-bending strut for use in the construction of a temporary earth retaining structure according to the present invention comprises: a strut disposed to cross between earth retaining walls, which face each other, and connected to wales of the earth retaining walls; diagonal beams installed such that ends on one side are connected to the wales and ends on the other side spread out to either side of the lengthwise ends of the strut; a tensioning member installed on the outer side of the strut; and a tensioning wire, which is installed in the lengthwise direction of the strut and applies tension to the tensioning member so as to offset the eccentricity of the strut. According to the present invention as described above, the bending of the strut can be prevented by providing tension to a point where the bending of the strut is predicted or occurs, and thus safety in the construction of the temporary earth retaining structure can advantageously be secured.
Description
Technical field
The present invention relates to the working anti-bending strut of a kind of retaining wall temporory structure, more specifically, relate to the working anti-bending strut of a kind of retaining wall temporory structure, by providing prestressing force to bend to prevent strut in the generation of strut or the position that may bend, thus the safety of setting up retaining wall construction can be guaranteed.
Background technology
Under normal circumstances, needing when subway work or architecture construction to undermine, in order to prevent sandy soil avalanche and the suppression distortion of excavating metope, usually carrying out the engineering of erection retaining wall to maintain the safety of periphery ground.
Especially, recently along with frequently constructing closing on central area, city, based on basement excavation cause closing on ground sinking and to the requirement of the safety of Adjacent Buildings also along with increase, thus, in reality, the importance of retaining wall erection engineering is obvious all the more.
Usually, existing subway work or the basement in order to build building, when carrying out ditching, the construction method of employing, first based on the plane of design, with the degree of depth designed punching, and installs plumb pile.
Carry out part excavation after terminating the installation of described plumb pile and install girder and porous plate, after terminating to install porous plate, construction after this is repeatedly carried out digging operation by passing through and installs based on the strut excavated and carry out.
Therefore, in order to design this temporory structure, need repeatedly to calculate the soil pressure excavating each stage and the loading acted on strut, and mounting stay is to support maximum value.Design and the construction of this mode need a large amount of struts, and the distance with 2-3m in most situation is arranged thick and fast.
As mentioned above, the strut of intensive layout becomes in building site and hinders the carrying of constructional materials, the moving into and the main Obstacle Factors of construction operation of heavy equipment, when installation main-body structure thing afterwards, huge inconvenience is brought to formwork or reinforcing bar operation, inevitably in main-body structure thing, form multiple hole, thus bring waterproof problem to the underground structure after completion.
Plumb pile is except the temporory structure construction method utilizing steel H pile, also comprise the construction method pouring into the concrete stake that cement is formed after utilizing perforation, and use the method for piling bar and concrete stake simultaneously, in addition, also comprise the construction method utilizing sheet pile, but it is substantially the same to study carefully its principle, be all on ground, after perforation, utilize stake to form metope to support ground loading.
In addition, also comprise the method using preflex beam as plumb pile, and on sheet pile, increase H stake to increase the method for intensity.
In addition, in order to build underground structure, also comprise in temporory structure construction method foregoing do not have strut, utilize soil bolt to support the construction method of piling bar.
The method bore a hole with the angle tilted and insert steel wire or rod iron in the back side ground of stake, utilizes the method for physics or the chemical method such as epoxy, cementation by after temporary fixed for the end of rod iron, and tension rod iron also fixes the method for piling bar.
The temporory structure utilizing the method to construct has and can utilize inner space fully, can improve the advantage of the difficulty of construction etc.
But the disadvantage of this construction method is, when the method is applied to numerous and diverse center, city, in most cases, easily invade non-construction land tenure, thus there is the possibility causing complaint, but also there is the problem of operating expenses costliness.
No. 10-0698878th, Korean granted patent (denomination of invention: the Y type syndeton of steel pipe strut, date of declaration: 2007.03.16) patent, it is characterized in that, comprise two steel pipe struts, be mounted obliquely within the lead-in of both sides to disperse and to transmit the active force acting on lead-in; Twice steel pipe strut, is positioned on the inner side of described both sides lead-in at a certain distance with being separated by; Connector, connects two steel pipe struts and two-layer steel pipe strut between described two steel pipe struts and two-layer steel pipe strut; And substrate, be combined with described two steel pipe struts and two-layer steel pipe strut respectively, and contact with described connector respectively and be connected with described connector.
As mentioned above, the Y type syndeton of the steel pipe strut that prior art relates to, the loading of two-layer steel pipe strut is disperseed respectively on respective steel pipe strut.
But, on the position that soil pressure is large, based on the loading that two-layer steel pipe strut applies, make two-layer steel pipe strut to curving and be distorted, therefore existing the disadvantageous shortcoming of erection Retaining Wall Engineering.
Therefore, the intensity of two-layer steel pipe strut can be strengthened, or use the method connecting two-layer steel pipe strut side by side, but in this case, the own wt based on two-layer steel pipe strut causes the problem of tenesmus.
Summary of the invention
The object of the invention is to, in order to solve described technical problem, the invention provides the working anti-bending strut of a kind of retaining wall temporory structure, by providing prestressing force to bend to prevent strut in the generation of strut or the position that may bend, thus the safety of setting up retaining wall construction can be guaranteed.
In order to solve described technical problem, the working anti-bending strut of the retaining wall temporory structure that the present invention relates to comprises: strut, crosses and is arranged between relative retaining wall body of wall, and is connected with the lead-in of described retaining wall body of wall; Inclined beams, its side is connected with described lead-in, and its opposite side separates from the end in described stay length direction respectively to both sides; Strain component, is arranged on the outside of described strut; And elastic threads, be arranged on the length direction of described strut, for Shi Hanzhang on described strain component to offset the bias that described strut occurs.
In addition, described strain component can be arranged on the side of described strut or be arranged on side and opposite side simultaneously.
In addition, described strain component can be separated by a distance along the periphery of described strut.
In addition, described strain component can from the both ends of described strut to central part, and it becomes large highly gradually.
In addition, described strut can connecting portion be that medium is connected with described inclined beams.
In addition, described link can be the i beam comprising two edges of a wing and the web between the described edge of a wing.
In addition, described link can comprise the horizontal pane of the end being arranged on described strut and extend obliquely from the both side ends of described horizontal pane, and forms leg-of-mutton tilt frame with described horizontal pane.
In addition, the both side ends of described elastic threads can run through the edge of a wing closed in two edges of a wing of described horizontal pane.
In addition, the both side ends of described elastic threads can run through two edges of a wing of described horizontal pane.
In addition, L-type frame can also be comprised, described L-type frame comprises the horizontal part contacted with the edge of a wing, inner side of described horizontal pane and described tilt frame or outer side wing edge, and is formed continuously with the end of described horizontal part and the vertical component effect contacted with the web of described horizontal pane.
In addition, the edge of a wing, inner side or the outer side wing edge of the comparable described horizontal pane of described horizontal part and described tilt frame are grown and expose, and described elastic threads is arranged on the exposed portion of described horizontal part.
As mentioned above, the present invention by providing prestressing force to bend to prevent strut in the generation of strut or the position that may bend, thus has the advantage can guaranteeing the safety of setting up retaining wall construction.
Accompanying drawing explanation
Fig. 1 is the approximate vertical view of the erection retaining wall construction of the working anti-bending strut of retaining wall temporory structure that the diagram application preferred embodiment of the present invention relates to.
Fig. 2 is the top view that the periphery, side of the working anti-bending strut of retaining wall temporory structure that the diagram preferred embodiment of the present invention relates to is provided with strain component.
Fig. 3 is the top view that the periphery, both sides of the working anti-bending strut of retaining wall temporory structure that the diagram preferred embodiment of the present invention relates to is provided with strain component.
Fig. 4 is the top view periphery, side of the working anti-bending strut of retaining wall temporory structure that relates to of the diagram preferred embodiment of the present invention alongst being arranged strain component.
Fig. 5 is the top view periphery, both sides of the working anti-bending strut of retaining wall temporory structure that relates to of the diagram preferred embodiment of the present invention alongst being arranged strain component.
Fig. 6 to Fig. 7 is the schematic diagram horizontal pane of the working anti-bending strut of retaining wall temporory structure that relates to of the diagram preferred embodiment of the present invention or tilt frame being arranged elastic threads.
Fig. 8 to Fig. 9 is the schematic diagram horizontal pane of the working anti-bending strut of retaining wall temporory structure that relates to of the diagram preferred embodiment of the present invention or tilt frame being arranged the method for elastic threads.
Detailed description of the invention
Referring to accompanying drawing, embodiments of the invention are described.In each accompanying drawing, illustrated like-identified represents identical parts.In order to technological thought of the present invention is not obscured, the present invention, when the technology of the present invention thought is described, eliminates illustrating of relevant known function or formation.
The working anti-bending strut of the retaining wall temporory structure that the preferred embodiment of the present invention relates to comprises strut 100, inclined beams 200, strain component 300 and elastic threads 400.The link 500 of described strut 100, inclined beams 200 and the following stated makes i beam (H-beam).
At this, be briefly described i beam, the cross section of i beam is H type, has certain length and uses as transferring elements, is made up of the web of the opposing parallel a pair of edge of a wing and connection a pair of edge of a wing central authorities.
Fig. 1 is the approximate vertical view of the erection retaining wall construction of the working anti-bending strut of retaining wall temporory structure that the diagram application preferred embodiment of the present invention relates to.This structure in order to carry out the construction of retaining wall temporory structure on rectangular planar structure, and need to carry out retaining walls body construction on the inwall excavated, the inner side of this retaining wall body of wall is horizontally arranged with lead-in 10.
In addition, strut 100 be vertically arranged on by between the longer inwall of length in the rectangle earthwork inwall that excavates to support the soil pressure come from internal delivery.The length direction both side ends of described strut 100 has a pair of inclined beams 200, and described a pair of inclined beams 200 roughly forms triangle with the state tilted and lead-in 10 and syndeton.
Described lead-in 10 can use single lead-in or overlapping lead-in according to excavation earthwork area.
In addition, described strut 100 is provided with the jack (not shown) of the both side ends applying loading to strut 100 at the central portion of length direction, thus makes described strut 100 can support the soil pressure transmitted from inwall.
Fig. 2 is the top view that the periphery, side of the working anti-bending strut of retaining wall temporory structure that the diagram preferred embodiment of the present invention relates to is provided with strain component.
As shown in Figure 2, strain component 300 is arranged on the side of strut 100, and described strain component 300 is arranged on the middle position of the length direction of strut 100.
In addition, the length direction in the periphery, side of described strut 100 along strut 100 arranges elastic threads 400.Described elastic threads 400 is tauted based on described strain component 300 such as the bow pulled open and strut 100 and on strut 100, produces the prestressing force to strut 100 direction with keeping certain distance.
Such as, in the generation of the side of described strut 100 or when may deform, strain component 300 and elastic threads 400 being set at the position deformed, by utilizing the prestressing force applied to strut 100 side from described strain component 300 and elastic threads 400, distortion position can being reinforced.
In addition, Fig. 3 is the top view that the periphery, both sides of the working anti-bending strut of retaining wall temporory structure that the diagram preferred embodiment of the present invention relates to is provided with strain component.As shown in Figure 3, can the generation of periphery, both sides or the position that may deform being positioned at strut 100 be reinforced.
As shown in Fig. 4 to Fig. 5, if when occurring in the one or both sides of described strut 100 to be out of shape or to have its possibility in a large number, multiple strain component 300 can be arranged along the length direction of strut 100.And, exerted pressure to strain component 300 by elastic threads 400, thus to the side of strut 100 or both sides balancedly Shi Hanzhang.
In addition, as mentioned above, the multiple strain components 300 arranged along the length direction of strut 100 can be installed with mutually keeping certain distance.Described multiple strain components 300 that position strut 100 occurred or may deform is installed have the highest height, and move along with to the position that can not or do not deform, the height of described multiple strain component 300 diminishes gradually.
Therefore, the present invention on strut 100, can there is or may occur maximum distortion position on Shi Hanzhang.This prestressing force can offset based on the soil pressure transmitted from lead-in 10 to strut 100 cause bending.
In addition, as described in method, the tenesmus that the own wt based on strut 100 occurs can be offset.
In addition, as shown in Figures 2 to 5, inclined beams 200 is arranged on the both side ends of strut 100.Described strut 100 and inclined beams 200 are with link 500 for medium combines, and the tilt frame 520 that link 500 is connected with the end of inclined beams 200 by the horizontal pane 510 be connected with the end of strut 100 with the while of connection with described horizontal pane is also formed.
Described strut 100 and inclined beams 200 all make i beam, and the both side ends of described i beam is flatly cut off due to its end face, in the inclined beams 200 that the end being therefore difficult to be connected directly between strut 100 and described strut 100 is provided separately to both sides.
Therefore, described horizontal pane 510 is connected with the end vertical of strut 100, and described tilt frame 520 is connected with the end of inclined beams 200 is vertical respectively.Described horizontal pane 510 and tilt frame 520 make i beam.
As shown in Figures 2 to 5, the state downward-extension that described tilt frame 520 is in inclination in the both side ends of horizontal pane 510 is formed, and described horizontal pane 510 and tilt frame 520 roughly form triangle, more precisely form isosceles triangle.
In addition, the end of the opposition side, end be connected with tilt frame 520 in the both side ends of described inclined beams 200, more precisely, as shown in Figure 1, preferably also have at inclined beams 200 and the position that lead-in 10 is connected and act on identical another link 500' with described link 500.
Fig. 6 to Fig. 7 is the schematic diagram horizontal pane of the working anti-bending strut of retaining wall temporory structure that relates to of the diagram preferred embodiment of the present invention or tilt frame being arranged elastic threads.Fig. 6 to Fig. 7 illustrates the combined state of a side end of elastic threads 400, and the end side of elastic threads 400 is identical with a side end state.
Described elastic threads 400 is fixed on horizontal pane 510 or tilt frame 520, thus stably can maintain the tension based on strain component 300.Described elastic threads 400 as shown in Figure 6 to 7, can be connected with horizontal pane 510, and horizontal pane 510 and tilt frame 520 make i beam respectively.
The both side ends that Fig. 6 illustrates elastic threads runs through the edge of a wing fixing shape closed on strut 100 in two edges of a wing, and the both side ends that Fig. 7 illustrates elastic threads runs through two edges of a wing and the shape be fixed on the edge of a wing of isolation respectively.Suppose that the length of elastic threads 400 in Fig. 6 with Fig. 7 is identical, as shown in Figure 7, the elastic threads 400 be obviously arranged on the edge of a wing F of isolation has larger prestressing force.
In addition, Fig. 8 to Fig. 9 illustrates in described Fig. 6 to Fig. 7 the method be arranged on by elastic threads 400 on the edge of a wing.As shown in Figure 8, after elastic threads 400 runs through edge of a wing F, other fixed part 20 can be utilized to be fixed.
In addition, as shown in Figure 9, there is the L-type frame 700 contacted with an edge of a wing F (edge of a wing, inner side or outer side wing edge in any one) and web W, can fixed strain line 400 on described L-type frame 700, L-type frame 700 is made up of horizontal part 710 and vertical component effect 720.
Described horizontal part 710 contacts with the edge of a wing F of horizontal pane 510 and tilt frame 520, and vertical component effect 720 contacts with web W.Described horizontal part 710 is longer than the edge of a wing F be in contact with it.
As mentioned above, if when horizontal part 710 is longer than edge of a wing F, horizontal part 710 is exposed at the outside of edge of a wing F, the position of exposing described in elastic threads 400 can be arranged on.Now, elastic threads 400 and edge of a wing F do not disturb, and therefore install elastic threads 400 more convenient.And, the punching technology of edge of a wing F can be omitted, thus the set-up time can be reduced significantly.
In addition, do not have the iconic marker 30 illustrated to be carriage in Fig. 1 to Fig. 7, described carriage 30 is arranged between strut 100 and lead-in 10, plays the effect of the loading in vertical direction that stay tape-supported 10 transmits to strut 100.
In drawing and description, describe preferred embodiment.Some particular terms used in the present invention are in order to the present invention is described, instead of in order to limit the protection domain of the right recorded in claims of the present invention.Therefore, the technician with general general knowledge of the technical field belonging to the present invention based on the explanation of above-described embodiment, can carry out various distortion to the present invention and obtains other equivalent embodiments.Therefore, real rights protection scope of the present invention is recited as foundation with claims of the present invention.
Claims (11)
1. the working anti-bending strut of retaining wall temporory structure, comprising:
Strut, crosses and is arranged between relative retaining wall body of wall, and is connected with the lead-in of described retaining wall body of wall;
Inclined beams, its side is connected with described lead-in, and its opposite side separates from the end in described stay length direction respectively to both sides; And
Strain component, is arranged on the outside of described strut, elastic threads, is arranged on the length direction of described strut, for described strain component Shi Hanzhang to offset the bias that described strut occurs.
2. the working anti-bending strut of retaining wall temporory structure as claimed in claim 1, is characterized in that,
Described strain component can be arranged on the side of described strut or be arranged on side and opposite side simultaneously.
3. the working anti-bending strut of retaining wall temporory structure as claimed in claim 1, is characterized in that,
Described strain component is separated by a distance along the periphery of described strut.
4. the working anti-bending strut of retaining wall temporory structure as claimed in claim 3, is characterized in that,
Described strain component is from the both ends of described strut to central part, and it becomes large highly gradually.
5. the working anti-bending strut of retaining wall temporory structure as claimed in claim 1, is characterized in that,
Described strut and described inclined beams are that medium is connected with connecting portion.
6. the working anti-bending strut of retaining wall temporory structure as claimed in claim 5, is characterized in that,
Described link is the i beam comprising two edges of a wing and the web between the described edge of a wing.
7. the working anti-bending strut of retaining wall temporory structure as claimed in claim 6, is characterized in that,
Described link comprises the horizontal pane of the end being arranged on described strut and extends obliquely from the both side ends of described horizontal pane, and forms leg-of-mutton tilt frame with described horizontal pane.
8. the working anti-bending strut of retaining wall temporory structure as claimed in claim 6, is characterized in that,
The both side ends of described elastic threads runs through the edge of a wing closed in two edges of a wing of described horizontal pane.
9. retaining wall strut as claimed in claim 6, is characterized in that,
The both side ends of described elastic threads runs through two edges of a wing of described horizontal pane.
10. retaining wall strut as claimed in claim 6, is characterized in that,
Also comprise L-type frame, described L-type frame comprises the horizontal part that contacts with the edge of a wing, inner side of described horizontal pane and described tilt frame or outer side wing edge and is formed continuously with the end of described horizontal part and the vertical component effect contacted with the web of described horizontal pane.
The working anti-bending strut of 11. retaining wall temporory structure as claimed in claim 10, is characterized in that,
Described horizontal part is grown than the edge of a wing, inner side of described horizontal pane and described tilt frame or outer side wing edge and exposes, and described elastic threads is arranged on the exposed portion of described horizontal part.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2013-0085433 | 2013-07-19 | ||
| KR20130085433A KR20150010422A (en) | 2013-07-19 | 2013-07-19 | Mid supporting beam for temporary soil sheathing work |
| PCT/KR2014/006599 WO2015009126A1 (en) | 2013-07-19 | 2014-07-21 | Anti-bending strut for use in construction of temporary earth retaining structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105431594A true CN105431594A (en) | 2016-03-23 |
Family
ID=52346494
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201480041068.2A Pending CN105431594A (en) | 2013-07-19 | 2014-07-21 | Anti-bending strut for use in construction of temporary earth retaining structure |
Country Status (4)
| Country | Link |
|---|---|
| JP (1) | JP2016528407A (en) |
| KR (1) | KR20150010422A (en) |
| CN (1) | CN105431594A (en) |
| WO (1) | WO2015009126A1 (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106013173A (en) * | 2016-07-15 | 2016-10-12 | 中铁十七局集团第三工程有限公司 | Subway station construction body envelop enclosing structure |
| KR101962538B1 (en) * | 2017-07-06 | 2019-03-26 | 주식회사 대덕 | Anchor for stow net |
| CN108049412B (en) * | 2017-11-22 | 2019-11-26 | 东通岩土科技股份有限公司 | A kind of foundation pit fashioned iron inner support system |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002081069A (en) * | 2000-09-05 | 2002-03-22 | Kajima Corp | Corner angle brace strut erecting device for slide type strut timbering |
| CN1720374A (en) * | 2002-10-07 | 2006-01-11 | 韩万烨 | Innovative prestressed scaffolding system |
| KR100720321B1 (en) * | 2005-04-19 | 2007-05-25 | 주식회사 서영엔지니어링 | Auto-syncronized supporting system controlling to recover and offset displacement and repulsive force occurred according to working load, and constructing method of the supporting system |
| CN101310079A (en) * | 2005-11-16 | 2008-11-19 | 斯博泰科有限公司 | Temporary soil sheathing apparatus |
| CN202755370U (en) * | 2012-09-26 | 2013-02-27 | 上海新强劲工程技术有限公司 | Structure for improving rigidity and stability of foundation pit steel support |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100633796B1 (en) * | 2005-11-16 | 2006-10-16 | (주)써포텍 | Connecting structure of mid supporting beam for temporary soil sheathing work |
| KR100812722B1 (en) * | 2007-07-20 | 2008-03-12 | 한만엽 | Bracket and Support for Prestressed Scaffolding System |
-
2013
- 2013-07-19 KR KR20130085433A patent/KR20150010422A/en not_active Application Discontinuation
-
2014
- 2014-07-21 CN CN201480041068.2A patent/CN105431594A/en active Pending
- 2014-07-21 WO PCT/KR2014/006599 patent/WO2015009126A1/en active Application Filing
- 2014-07-21 JP JP2016527946A patent/JP2016528407A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002081069A (en) * | 2000-09-05 | 2002-03-22 | Kajima Corp | Corner angle brace strut erecting device for slide type strut timbering |
| CN1720374A (en) * | 2002-10-07 | 2006-01-11 | 韩万烨 | Innovative prestressed scaffolding system |
| KR100720321B1 (en) * | 2005-04-19 | 2007-05-25 | 주식회사 서영엔지니어링 | Auto-syncronized supporting system controlling to recover and offset displacement and repulsive force occurred according to working load, and constructing method of the supporting system |
| CN101310079A (en) * | 2005-11-16 | 2008-11-19 | 斯博泰科有限公司 | Temporary soil sheathing apparatus |
| CN202755370U (en) * | 2012-09-26 | 2013-02-27 | 上海新强劲工程技术有限公司 | Structure for improving rigidity and stability of foundation pit steel support |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2016528407A (en) | 2016-09-15 |
| WO2015009126A1 (en) | 2015-01-22 |
| KR20150010422A (en) | 2015-01-28 |
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