KR20110098597A - Guide frame for h-steel - Google Patents

Guide frame for h-steel Download PDF

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Publication number
KR20110098597A
KR20110098597A KR1020100080730A KR20100080730A KR20110098597A KR 20110098597 A KR20110098597 A KR 20110098597A KR 1020100080730 A KR1020100080730 A KR 1020100080730A KR 20100080730 A KR20100080730 A KR 20100080730A KR 20110098597 A KR20110098597 A KR 20110098597A
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KR
South Korea
Prior art keywords
guide
buried
shaped steel
ground
fitted
Prior art date
Application number
KR1020100080730A
Other languages
Korean (ko)
Inventor
송동범
Original Assignee
주식회사 건축사사무소건원엔지니어링
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Priority to KR1020100018062 priority Critical
Priority to KR20100018062 priority
Application filed by 주식회사 건축사사무소건원엔지니어링 filed Critical 주식회사 건축사사무소건원엔지니어링
Publication of KR20110098597A publication Critical patent/KR20110098597A/en

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    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D13/00Accessories for placing or removing piles or bulkheads, e.g. noise attenuating chambers
    • E02D13/04Guide devices; Guide frames
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D17/00Excavations; Bordering of excavations; Making embankments
    • E02D17/02Foundation pits
    • E02D17/04Bordering surfacing or stiffening the sides of foundation pits
    • EFIXED CONSTRUCTIONS
    • E02HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
    • E02DFOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
    • E02D2200/00Geometrical or physical properties
    • E02D2200/16Shapes

Abstract

The present invention relates to an H-shaped steel guide frame for driving the H-shaped steel for preventing the collapse of earth and sand occurring on the ground excavation surface or slope of various trench construction, the cylindrical fitting fitted to a part of the perforated portion formed by drilling the ground A buried portion of the buried portion, a guide portion having a rectangular guide hole which is integrally extended to an upper end of the buried portion and exposed to the ground, and guides the H-shaped steel to fit in a straight line, and horizontally between the buried portion and the guide portion. A flange portion formed in a direction and connected to the ground, a guide portion connected to a lower end of both opposite ends of the guide hole in the form of a side wall, and guiding the H-shaped steel to be driven in a straight line, and a lower end of the guide portion. A buried part connected to the buried part to support the guide part, and the buried part is first inserted only in an upper portion of the perforated part, and the buried part And a guide portion integrally H - guide hole and a guide portion formed in accordance with the upper portion to be fitted in a straight line, it is possible to maintain the pile driving state in a straight line there is an effect that it is possible to prevent the possibility of accidents and safety.

Description

Guide frame for H-steel

The present invention relates to an H-shaped steel guide frame, and more particularly, in order to prevent the collapse of earth and sand occurring on the ground excavation surface or slope of the various excavation work, the H-shaped steel fixed to the ground in a straight line and maintain the verticality And it relates to a guide frame for fixing and positioning the H-beam in place while preventing the rotation of the H-beam.

Generally, temporary block is installed before excavation in order to secure the safety of the construction site before constructing the structure. Temporary block is usually used for foundation and joint construction of structures and structures excavated to a certain depth of the ground. And it is used for various types of trench construction, such as subway construction.

Such a trench may cause the ground to collapse due to the earth pressure of the excavation surface or slope, and thus, to stabilize the excavation surface or slope of the trench construction and to install a structure on the ground, a retaining wall or slope exposed laterally. It is distinguished by pre-stabilization before working on the construction site.

In addition, in order to protect and maintain the excavation surface or slope, the temporary block is to secure the safety of the construction site by installing a wooden earth plate, a forced support, etc. between the H pile to prevent the earth and sand collapse of the excavation wall or slope.

As such, the earthen blocks widely used in the conventional excavation work is generally installed by striking the H-beams to the ground at a certain distance to stabilize the excavation surface or slope, and by installing a wood earth plate between the H-beams to install a temporary earthenware The construction method is similar to the construction of the earthquake stabilizing the slope during road construction.

However, in the related art, there is a space between the perforated portion drilled in the ground and the H-shaped steel adjoining the perforated portion, so that it is difficult for the H-shaped steel to fit in the perforated portion in a straight line. There was a problem that can not be easily shaken or rotated and tilted.

In addition, the H-shaped steel is installed in a zigzag inclined, and even after the installation is completed, it is difficult to install the wooden earth plate, and because the wall of the soil is uneven, the wale supporting the brace does not continue in the transverse direction and is broken. Since space is generated on the wall and structurally fragile, additional reinforcement is installed, it may be caused by delay of construction period and increase of construction cost.

In addition, when the ground is not hard and soft, there is a problem that the H-beam inserted under the influence of the flowing ground digs or slopes into the ground and is exposed to various safety accidents.

The present invention for solving the conventional problems as described above is to first insert the buried part as a whole in the perforated part perforated on the ground, the H-shaped steel to be fitted in a straight line along the guide hole and the guide part of the guide fitted to the upper part of the buried part, The H-shaped steel guide frame is supported on the inner surface of the buried portion of the H-shaped steel inserted in a straight line along the guide hole and the guide part so that the H-shaped steel can be maintained in a straight line so that the H-shaped steel is not rotated without tilting or shaking. The purpose is to.

In addition, the buried part is inserted only in the upper part of the perforated part, the guide hole and the guide part formed integrally on the upper part of the buried part so that the H-shaped steel is fitted in a straight line, and it can be maintained in a straight line, and various safety accidents. Another object is to provide an H-shaped steel guide frame that can prevent the risk of damage.

In addition, it is possible to reuse the H-beam guide frame once used, which can create economic benefits according to resource saving. Unlike the conventional method, it is possible to shorten the construction time since the calibration work for inserting the H-beam in a straight line is not performed separately. Another object is to provide an H-beam guide frame that can be expected to improve the performance.

In order to solve the above problems, the present invention, in the H-shaped steel guide frame for driving the H-shaped steel for preventing the collapse of the earth and sand generated on the ground excavation surface or slope of various trench construction, cloth formed by drilling the ground Cylindrical buried portion to be fitted to a portion of the study, the guide portion having a rectangular guide hole extending integrally to the upper end of the buried portion exposed to the ground, and guides the H-shaped steel to be fitted in a straight line, the buried portion and A flange portion formed in a horizontal direction between the guide portions and spanning the ground, the guide portion being connected in the form of a side wall to the lower end of any opposite end portion of the guide hole and guiding the H-shaped steel to be driven in a straight line, the guide It provides an H-shaped steel guide frame including a support for supporting the guide by connecting the lower end of the buried portion.

In addition, to include a cylindrical buried portion fitted to the perforations formed by drilling the ground to drive the H-shaped steel for preventing the collapse of the earth and sand occurring on the ground excavation surface or slope of the various excavation work, A guide portion having a rectangular guide hole which is inserted and exposed to the ground, and guides the H-shaped steel to be fitted in a straight line, and is connected in the form of a side wall to the lower end of any opposite end portions of the guide hole, the H-shaped steel being It provides an H-shaped steel guide frame including a guide for guiding to be fitted in a straight line, a support for supporting the guide by connecting the lower end of the guide and the inner peripheral surface of the guide.

According to the present invention the H-shaped steel guide frame, the buried part as a whole first to the drilling portion perforated on the ground, and the H-shaped steel to be fitted in a straight line along the guide hole and the guide portion of the guide fitted to the upper portion of the buried portion, along the guide hole In addition to the vertical direction, the horizontal edges of the H-beams inserted in a straight line are supported on the inner surface of the buried portion, so that the H-steel can be maintained in a straight line without tilting or shaking even in the soft ground.

In addition, the buried part is inserted only in the upper part of the perforated part, the guide hole and the guide part formed integrally on the upper part of the buried part so that the H-shaped steel is fitted in a straight line, and it can be maintained in a straight line, and various safety accidents. There is a very useful effect that can prevent the danger.

In addition, since the H-shaped steel is not installed in a zigzag, it is installed in a straight line, and it is not rotated even after the installation is completed. It can be, and since the space is not generated on the wall is structurally robust, there is no need to install additional reinforcement, there is an effect that can shorten the construction period and reduce the construction cost.

In addition, it is possible to reuse the H-beam guide frame once used, which can create economic benefits according to resource saving. Unlike the conventional method, it is possible to shorten the construction time since the calibration work for inserting the H-beam in a straight line is not performed separately. It can be expected to improve sex.

1 is a cross-sectional view showing a state in which the H-shaped steel guide frame is installed according to the present invention;
2 is a perspective view of an H-shaped steel guide frame according to the present invention;
Figure 3 is a perspective view showing the configuration of the friction projection.
4 is a cross-sectional view showing a state in which the H-shaped steel guide frame is installed according to another embodiment of the present invention;
5 is an exploded perspective view of an H-shaped steel guide frame according to another embodiment of the present invention;
Figure 6 is a perspective view showing the configuration of the fixing projection and the insertion groove and the friction projection.

Hereinafter, the configuration and operation of the present invention H-shaped steel guide frame with reference to the accompanying drawings in more detail.

1 is a cross-sectional view showing the installation of the H-shaped steel guide frame according to the present invention, Figure 2 is a perspective view of the H-shaped steel guide frame according to the present invention.

H-shaped steel guide frame 100 according to the present invention as shown in the drawings for driving the H-shaped steel 10 for preventing the collapse of the earth and sand occurring on the ground excavation surface or slope of the various excavation work, the ground Cylindrical buried portion 110 fitted to a portion of the punched portion 21 formed by drilling 20 and integrally extended to the upper end of the buried portion 110 is exposed to the ground 22, the upper side Guide portion 120 having a rectangular guide hole 121 for guiding the H-shaped steel 10 to be fitted in a straight line, and is formed in the horizontal direction between the buried portion 110 and the guide portion 120 in the ground (22) The guide portion 130 is connected to the flange portion 150 and the lower end of the opposite ends of the guide hole 121 in the form of a side wall, and guides the H-shaped steel 10 in a straight line. ), The lower end of the guide portion 130 and the buried portion 110 by connecting the And a support portion 140 for supporting the deubu 130.

The H-shaped steel guide frame 100 is a buried portion 110 and the guide portion 120 is formed integrally to install the buried portion 110 and the guide portion 120 from the beginning.

The buried portion 110 is fixed so that the shape of the perforated portion 21 formed by drilling the ground 20 so as not to collapse, so as to secure a space in which the H-shaped steel 10 is fitted, and the guide portion 120 is It is integrally formed at the upper end of the buried portion 110 is exposed to the ground 22, and has a rectangular guide hole 121 to guide the H-shaped steel 10 to be fitted in a straight line on the upper side.

In this case, the guide portion 120 may be exposed to the ground 22 so that the flange portion 150 formed in the horizontal direction between the buried portion 110 and the guide portion 120 spans the ground 22. Because.

The guide hole 121 of the guide portion 120 guides the H-shaped steel 10 to be driven in a straight line with respect to the vertical direction, and at the same time, several H-shaped steels 10 are provided in the respective buried portions 110. Aligned in the horizontal direction in the process of being fitted, and serves to hold the H-shaped steel 10 fitted to the buried portion 110 so as not to rotate arbitrarily.

Guide portion 130 is connected to the lower end of the opposite end portion of the guide hole 121 in the form of a side wall, and serves to guide the H-shaped steel 10 is driven in a straight line.

Since the guide hole 121 takes a quadrangular shape, the guide hole 130 is formed in the vertical direction at the lower end of the pair of ends facing the top and the bottom or the left and the right, and guides from the guide hole 121. The inserted H-shaped steel 10 may be guided to be continuously driven in the vertical direction for a predetermined period by the guide part 130.

At this time, not forming the guide portion 130 at the lower end of the four upper, lower, left, and right ends of the guide hole 121 is open to the lower ends of both sides of the guide hole 121 is not formed. To make the H-shaped steel 10 easy to hit even if the H-shaped steel 10 is slightly inclined to fit a predetermined space or the H-shaped steel 10 is shaken while the H-shaped steel 10 is fitted. And, when used by connecting two or more H-beams 10, to secure a free space that the connection portion can be fitted.

Since the guide section 130 is inserted while being guided in a vertical direction in a predetermined section of the H-shaped steel 10, the H-shaped steel 10 can be driven in a straight line without tilting or shaking.

The support part 140 is configured to support the guide part 130 by connecting the lower end of the guide part 130 and the buried part 110, and only when the upper end thereof is connected to the end of the guide hole 121, the H-shaped steel. Deformation and destruction of the guide unit 130 may occur in the process of fitting (10).

Therefore, in order to guide the H-shaped steel 10 by connecting the guide part 130 and the buried part 110 to the support part 140 so that the guide part 130 can maintain a straight shape without being bent or destroyed. do.

For reference, the support part 140 may connect the lower end of the buried part 110 and the lower end of the guide part 130, and connect the buried part 110 and the guide part 130 for each section while forming a predetermined interval. Can be. The guide part 130 and the guide part 120 and the guide part 130 and the support part 140 may be connected by welding.

In order to install the H-shaped steel guide frame 100 as described above, the perforations 21 are formed in the ground 20 so that the perforations 21 are in a straight line, and the H-shaped steel guide frames are respectively provided in the perforations 21. While inserting 100, the respective H-shaped steel guide frame 100 is fitted so that the rectangular guide hole 121 faces the same direction. Preferably, the guide hole 121 should be positioned to be straight in the horizontal direction along the direction in which the perforations 21 are formed. Therefore, the H-shaped steel 10 fitted into the guide hole 121 may also be arranged side by side.

The H-shaped steel guide frame 100 may be used for hard ground, and in the case of hard ground, since the shape of the perforated punched portion 21 is not deformed, the H-shaped steel guide frame 100 is upper side of the punched portion 21. Only to be inserted into the H-shaped steel 10 to perform a role of guiding to be fitted in a straight line.

3 is a perspective view showing the configuration of the friction protrusion, according to a preferred embodiment of the present invention, the buried portion 110 is formed with a friction protrusion 111 in the longitudinal direction on the outer surface, the buried portion 110 is The friction protrusion 111 is inserted into the ground 20 in the process of being fitted into the perforated portion 21 to maintain the state in which the buried portion 110 is inserted into the ground 20 without being shaken.

The friction protrusion 111 may be provided in plural, and may be provided as a whole from an upper end to a lower end in the longitudinal direction of the buried part 110, and may be provided only in a certain section.

In general, the inner diameter of the perforated portion 21 and the outer diameter of the buried portion 110 are formed to correspond to each other. Therefore, in some cases, the buried portion 110 does not maintain the state fitted to the perforated portion 21, the rotation occurs.

The friction protrusion 111 is configured to reduce the movement of the buried portion 110 as described above, and the ground 20 around the perforated portion 21 in the process of the buried portion 110 is fitted to the perforated portion 21. The friction protrusion 111 is inserted into the buried portion 110 serves to fix the rotation.

4 is a cross-sectional view showing the H-shaped steel guide frame installed in accordance with another embodiment of the present invention, Figure 5 is an exploded perspective view of the H-shaped steel guide frame according to another embodiment of the present invention.

4 to 5, the H-shaped steel guide frame 200 of the present invention includes a cylindrical buried portion 210 that is fitted to a punched portion 21 formed by drilling the ground 20, A guide portion 220 having a rectangular guide hole 221 inserted at an upper end of the buried portion 210 to be exposed to the ground 22 and guiding the H-shaped steel 10 to be fitted in a straight line at the upper side thereof; It is connected in the form of a side wall to the lower end of any opposite end of the ball 221, guide portion 230 for guiding the H-shaped steel 10 to be fitted in a straight line, the lower end of the guide portion 230 and the It includes a support 240 for connecting the inner peripheral surface of the guide portion 220 to support the guide portion 230.

The H-shaped steel guide frame 200 is the same as the above-described H-shaped steel guide frame 100, but differs in that the buried portion 110 and the guide portion 120 is not an integral type.

The H-shaped steel guide frame 200 is to be additionally fitted to the upper end of the buried portion 210 installed in the conventional drilling portion 21 to fit the H-shaped steel (10).

The buried portion 210 is configured to fit in the punched portion 21 formed by punching the ground 20 so as to hit the H-shaped steel 10, and since the punched portion 21 is formed in a circular shape, the buried portion 210 is formed. ) It is also provided with a hollow cylindrical opening up and down.

The buried portion 210 has been used to secure the space in which the H-shaped steel 10 is fitted by fixing the shape of the perforated portion 21 formed by drilling the ground 20 so as not to collapse. Even after the 10 is inserted or pulled out or the H-shaped steel 10 is inserted, it is possible to maintain the indented state to maintain the shape of the perforated portion 21.

However, in the conventional case as described above, it was difficult to insert the H-shaped steel 10 in a straight line in the vertical direction to the buried portion 210, and the H-shaped steel 10 fitted to the buried portion 210 is inclined, The H-shaped steel 10 is also rotated and there is a problem that can not form a straight line side by side in the horizontal direction.

Accordingly, the H-shaped steel guide frame 200 according to the present invention is fitted to expose the ground 22 at the upper end of the buried portion 210, the upper side of the rectangular to guide the H-shaped steel 10 to be fitted in a straight line And a guide part 220 having a guide hole 221.

The guide hole 221 of the guide portion 220 guides the H-shaped steel 10 to be fitted in a straight line with respect to the vertical direction, and at the same time, several H-shaped steels 10 are fitted to the respective buried portions 210. Aligning in parallel to the sideways in the process, and serves to hold the H-shaped steel 10 fitted to the buried portion 210 so as not to rotate arbitrarily.

The guide hole 121 is perforated in the shape of a square, the corners of the guide hole 121 to hold the H-shaped steel 10 to be fitted in a straight line corresponding to the outer edge of the H-shaped steel 10, respectively.

Guide portion 230 is connected in the form of a side wall at the lower end of the opposite side end of the guide hole 221, and serves to guide the H-shaped steel 10 to be fitted in a straight line.

Since the guide hole 221 has a rectangular shape, the guide portion 230 is formed in the vertical direction at the upper end and the lower end, or the lower end of the pair of ends facing left and right, and guides from the guide hole 221. The H-shaped steel 10 may be guided so that the H-shaped steel 10 may be inserted in the vertical direction continuously for a predetermined period by the guide part 230.

At this time, not forming the guide portion 230 at the lower end of the four upper, lower, left, and right ends of the guide hole 221 is open to the lower end of both sides of the guide hole 221, the guide portion 230 is not formed In order to make the H-shaped steel 10 easily fit even if the H-shaped steel 10 is slightly inclined by a predetermined space or the H-shaped steel 10 is shaken in the process of fitting the H-shaped steel 10, When used by connecting two or more H-beams (10), it is to ensure a free space that the connection portion can be fitted.

Because the guide portion 230 is inserted while being guided in a vertical direction in a certain section of the H-shaped steel 10 has the effect that the H-shaped steel 10 can be fitted in a straight line without tilting or shaking.

The support part 240 is configured to support the guide part 230 by connecting the lower end of the guide part 230 and the inner circumferential surface of the guide part 220, and only when the upper end thereof is connected to the end of the guide hole 221. In the process of fitting the H-shaped steel 10, deformation and destruction of the guide part 230 may occur.

Therefore, in the process of guiding the H-shaped steel 10 by connecting the inner circumferential surfaces of the guide part 230 and the guide part 220 to the support part 240, the guide part 230 maintains a straight shape without being bent or destroyed. It becomes possible.

For reference, when the guide part 220 is inserted into the buried part 210, the guide part 230 is spaced apart from the lower end of the guide part 220 by a predetermined distance so as not to contact the upper end of the buried part 210. The support part 240 may connect the buried part 210 and the guide part 230 for each section while forming a predetermined interval. The guide part 230 and the guide part 220 and the guide part 230 and the guide part 220 may be connected by welding.

In order to install the H-shaped steel guide frame 200 as described above, first, the perforations 21 are provided on the ground 20 so that they are aligned with each other. And, each of the buried portion 210 is fitted into the perforated portion 21, the guide portion 220 is inserted into each of the buried portion 210, each guide portion 220 is a rectangular guide The balls 221 are fitted to face in the same direction. Preferably, the guide hole 221 should be positioned to face in the horizontal direction along the direction in which the perforations 21 are formed. Therefore, the H-shaped steel 10 fitted into the guide hole 221 may also be arranged side by side in the horizontal direction.

The H-shaped steel guide frame 200 may be used for the soft ground, and in the case of the soft ground, the H-shaped steel guide frame 200 may be formed in the entire perforated portion 21 because the shape of the perforated punched portion 21 is easily deformed. The guide is inserted to guide the H-shaped steel 10 in a straight line, and serves to prevent the H-shaped steel 10 from being inclined by maintaining the shape of the perforated portion 21.

6 is a perspective view showing the configuration of the fixing protrusion, the insertion groove and the friction protrusion, according to a preferred embodiment of the present invention, the buried portion 210 is formed with a fixing protrusion 211 on the outer top, the guide portion 220 ) Forms an insertion groove 222 into which the fixing protrusion 211 is fitted, and the fixing protrusion 211 and the insertion groove 222 are coupled to fix the guide portion 220 not to rotate. .

Since the guide part 220 and the buried part 210 each have a circular cross section, even when the guide part 220 is fitted to the upper part of the buried part 210, the guide part 121 rotates to have different directions. It can face you.

Accordingly, the fixing protrusion 211 and the insertion groove 222 are separately formed to prevent the guide portion 220 from being rotated while being covered by the buried portion 210. For reference, a fixing protrusion may be formed in the guide portion 220, an insertion groove may be formed in the buried portion 210, and various fastening means other than the guide portion 220 and the buried portion 210 may be formed. The guide portion 220 may be fixed to the buried portion 210.

According to a preferred embodiment of the present invention, the buried portion 210 forms a friction protrusion 212 in the longitudinal direction on the outer surface, the buried portion 210 in the process of fitting to the perforated portion 21 The friction protrusion 212 is inserted into the ground 20 to maintain the state in which the buried portion 210 is fitted to the ground 20 without being shaken.

A plurality of friction protrusions 212 may be provided, and may be provided as a whole from an upper end to a lower end along the longitudinal direction of the buried part 210, and may be provided only in a predetermined section.

In general, the inner diameter of the perforated portion 21 and the outer diameter of the buried portion 210 are formed to correspond to each other. Therefore, in some cases, the buried portion 210 does not maintain the state fitted to the perforation portion 21, the rotation occurs.

The friction protrusion 212 is configured to reduce the movement of the buried portion 210 as described above, and the ground 20 around the perforated portion 21 in the process of the buried portion 210 is fitted to the perforated portion 21. The friction protrusion 212 is inserted into the buried portion 210 serves to fix the rotation.

The scope of the present invention is not limited to the above-described embodiments and modifications but may be implemented in various forms of embodiments within the scope of the appended claims. Without departing from the gist of the invention claimed in the claims, it is intended that any person skilled in the art to which the present invention pertains falls within the scope of the claims described herein to various extents that can be modified.

10: H-beam 20: Ground
21: perforation part 22: ground
100, 200: H-shaped steel guide frame 110, 210: buried portion
111, 212: friction protrusion 120, 220: guide part
121, 221: guide ball 130, 230: guide part
140, 240: support portion 150: flange portion
211: fixing protrusion 222: insertion groove

Claims (5)

In the H-beam guide frame for driving the H-beams to prevent the collapse of the earth and sand occurring on the ground excavation surface or slope of various excavation work,
A cylindrical embedding portion fitted into a portion of a drilling portion formed by drilling the ground;
A guide part extending integrally with the upper end of the buried part and exposed to the ground, and having a rectangular guide hole on the upper side to guide the H-shaped steel to be fitted in a straight line;
A flange portion formed horizontally between the buried portion and the guide portion to span the ground;
A guide part connected to a lower end of one of opposite end portions of the guide hole in the form of a side wall and guiding the H-shaped steel to be driven in a straight line;
H-shaped steel guide frame comprising a; support portion for supporting the guide portion by connecting the lower end and the buried portion.
The method of claim 1,
The buried portion is formed with a friction projection in the longitudinal direction on the outer surface, the friction projection is inserted into the ground in the process of the buried portion is fitted into the perforated portion, the buried portion is characterized in that the state is kept in the state of being embedded in the ground without shaking Section steel guide frame.
To include a cylindrical buried portion fitted to the perforations formed by drilling the ground to drive the H-shaped steel to prevent the collapse of the earth and sand occurring on the ground excavation surface or slope of various excavation work,
A guide part inserted into an upper end of the buried part and exposed to the ground, and having a rectangular guide hole on the upper side to guide the H-shaped steel into a straight line;
A guide part connected to a lower end of an opposite side end of the guide hole in the form of a side wall and guiding the H-shaped steel to be fitted in a straight line;
And a support part connecting the lower end of the guide part and the inner circumferential surface of the guide part to support the guide part.
The method of claim 3, wherein
The buried portion forms a fixing protrusion on the outer top, the guide portion forms an insertion groove into which the fixing protrusion is fitted, and the fixing protrusion and the insertion groove is coupled to fix the guide so as not to rotate. H-beam guide frame.
The method of claim 1,
The buried portion is formed with a friction projection in the longitudinal direction on the outer surface, the friction projection is inserted into the ground in the process of the buried portion is fitted into the perforated portion, the buried portion is characterized in that the state is kept in the state of being embedded in the ground without shaking Section steel guide frame.
KR1020100080730A 2010-02-26 2010-08-20 Guide frame for h-steel KR20110098597A (en)

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Application Number Priority Date Filing Date Title
KR1020100018062 2010-02-26
KR20100018062 2010-02-26

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Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105178331A (en) * 2015-09-01 2015-12-23 中国十九冶集团有限公司 Deep foundation pit and ultra-deep foundation pit pile-anchor support method
CN105804088A (en) * 2015-12-17 2016-07-27 上海建工建集团有限公司 Construction method for dismounting staging wall and temporary support in staging construction of deep foundation pit
CN106436716A (en) * 2016-07-08 2017-02-22 上海建工七建集团有限公司 Separation wall dismounting method and structure
CN109930608A (en) * 2019-03-05 2019-06-25 云南建投第十二建设有限公司 A kind of pit earthwork excavation method of peat matter weak soil
KR101967693B1 (en) * 2018-07-20 2019-08-19 강문기 CIP retaining wall with for easy construction

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN105178331A (en) * 2015-09-01 2015-12-23 中国十九冶集团有限公司 Deep foundation pit and ultra-deep foundation pit pile-anchor support method
CN105804088A (en) * 2015-12-17 2016-07-27 上海建工建集团有限公司 Construction method for dismounting staging wall and temporary support in staging construction of deep foundation pit
CN106436716A (en) * 2016-07-08 2017-02-22 上海建工七建集团有限公司 Separation wall dismounting method and structure
KR101967693B1 (en) * 2018-07-20 2019-08-19 강문기 CIP retaining wall with for easy construction
CN109930608A (en) * 2019-03-05 2019-06-25 云南建投第十二建设有限公司 A kind of pit earthwork excavation method of peat matter weak soil

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