KR20230169616A - Horizontal brace apparatus of temporary soil retaining work - Google Patents

Abstract

The present invention is a thread shaft that is rotated forward and backward by a manually operated handle or an automatically operated impact wrench in the passage between the fixed support 110 and the adjustable support 120, which are respectively installed on a pair of left and right horizontal beams 30. Since it is composed of a horizontal support device (100) that can be changed to close or open by interlocking with (130) and the inner slide (140) that moves forward and backward, the pipe (P) can be pulled into or lifted into the trench by hanging it on an auxiliary rope. In the process, the pipe (P) can be kept horizontal so as not to get caught in the horizontal brace 100, so there is an advantage in preventing safety accidents where the pipe (P) tilts toward the worker and falls or collides, and also has the advantage of preventing a safety accident where the pipe (P) tilts toward the worker and falls or collides. 100) can be standardized so that installation or removal can be done quickly and accurately, so there is an advantage in preventing falling or collapsing accidents due to unstable fastening conditions.

Description

{HORIZONTAL BRACE APPARATUS OF TEMPORARY SOIL RETAINING WORK}

The present invention relates to a horizontal brace for a temporary earth retaining facility, and more specifically, to a horizontal brace for a temporary earth retaining facility to eliminate the fundamental risk of an accident using a variable and open/closed horizontal brace.

In general, in order to bury works (gas pipes, water pipes, heat pipes, hume pipes, utility ducts, etc.) underground, work is done after constructing temporary earth retaining facilities to prevent the ground from collapsing due to earth pressure.

In other words, after installing temporary earth retaining facilities in the ground, the ground is excavated, pipes, which are workpieces, are buried, and then the temporary earth retaining facilities are dismantled.

As shown in Figure 1, the conventional temporary earth retaining facility includes a plurality of H-beam piles (10) each inserted perpendicularly into the ground (G) at regular intervals along the direction in which the pipe (P) is buried; A retaining plate (20) inserted between adjacent H-beam piles (10); A pair of left and right horizontal beams (30) installed at a certain height along the longitudinal direction in which the pipe (P) is buried inside the plurality of H-beam piles (10); It includes a horizontal brace (40) installed between the pair of left and right horizontal beams (30).

However, according to the conventional temporary earth retaining facility construction method described above, there was the following risk due to the horizontal brace 40 becoming caught when transporting the pipe (P) within the temporary facility.

First, there was a problem that if the pipe (P) was tilted and fell out, workers in the trench could fall or have a collision accident.

Second, there was a problem that if the pipe (P) was tilted and fell out, the worker would slip on the pipe (P) and a fall accident would occur.

Third, in order to quickly install or remove the horizontal brace 40, there was a problem that a falling or collapsing accident occurred due to instability in the fastening state.

Republic of Korea Patent Publication No. 10-1420374

The purpose of the present invention was conceived in consideration of existing problems. In order to install a workpiece underground by means of a variable and open/close horizontal brace device, the temporary facility of the H-beam pile following excavation and the horizontal brace during the lifting of the workpiece are used. The purpose is to provide a horizontal support device for temporary earth retaining facilities that can eliminate the fundamental risk of accidents that occur due to jamming.

The horizontal support device for temporary earth retaining facilities according to an embodiment of the present invention to solve the above technical problem includes a plurality of H-beam piles each inserted vertically into the ground at regular intervals along the direction in which the pipe is buried; A pair of left and right horizontal beams each installed to face the inside of the plurality of H-beam piles; And a horizontal support device installed at both ends of the pair of left and right horizontal beams to be variable and open and closed, wherein the horizontal support device includes: a fixed support installed on one of the pair of horizontal beams of the left and right; An adjustable support installed on the remaining horizontal beam of the pair of left and right horizontal beams and maintaining a certain distance left and right from the fixed support; and an inner end, one end of which is connected via a thread shaft inside the adjustment support, and the other end of which moves forward and backward horizontally when the thread shaft rotates forward and backward, and changes to come into close contact with or separate from the end of the fixed support, opening and closing the passage therebetween. It is characterized by including a slide.

As another embodiment, the fixed support of the present invention is in the form of an H beam that is seated and fastened to the upper part of one of the horizontal beams, and has left and right sides that are tightly fitted on the lower surface with the thickness of one side of the horizontal beam in between. a pair of supports; And characterized by comprising a plurality of fastening means connecting the pair of left and right supports and the thickness of one side of the one horizontal beam.

As another embodiment, the plurality of fastening means of the present invention are characterized by being composed of a combination of bolts and nuts.

As another embodiment, the adjustment support of the present invention is in the form of a square pipe that is seated and fastened to the upper part of the remaining horizontal beam, and the left and right sides are fitted in close contact with the thickness of one side of the remaining horizontal beam between the lower surfaces. Pair of supports; and a plurality of fastening means connecting the pair of left and right supports and the thickness of one side of the remaining horizontal beam.

As another embodiment, the plurality of fastening means of the present invention are characterized by being composed of a combination of bolts and nuts.

As another embodiment, a shackle connection portion is formed on one upper surface of the fixed support and the adjustable support of the present invention to connect a sling belt via a shackle, respectively.

In another embodiment, the thread shaft of the present invention is coupled to a unit bearing so that the rear end penetrates the center of the rear end of the adjustment support and rotates forward and backward by operating a handle or impact wrench, and the front end is connected to the unit bearing. It is characterized by being spirally coupled via a nut that penetrates the center of the rear end of the inner slide.

As another embodiment, the rear end of the inner slide of the present invention is characterized in that a dust cover is coupled to first block the inflow into the connection gap between the adjustment support and the inner slide, and the connection gap between the thread shaft and the inner slide.

As another embodiment, a close contact plate is formed at the front end of the inner slide of the present invention to be in close contact with or separate from the end of the fixed support, and the end edges of the fixed support are attached to the upper and lower edges of the close contact plate. The docking guide surface is formed to be inclined so as to be guided.

As another embodiment, the inner slide of the present invention is made in the form of a square pipe corresponding to the inner circumference of the adjustment support, and a plurality of reinforcing bars corresponding to the longitudinal direction of the inner slide are coupled to the outer square corner portion of the inner slide. It is characterized by

As another embodiment, the upper part of the plurality of H-beam piles of the present invention is It is characterized in that it is supported so as to be pulled toward the opposite direction of the trench by a lever block.

As another embodiment, the lever block of the present invention is characterized in that it connects one side of the ground and the upper part of the H-beam pile located in a straight line on the left and right in the direction in which the horizontal support device is installed among the plurality of H-beam piles.

As another embodiment, the lever block of the present invention includes an anchor driven into one side of the ground; A clamp coupled to the upper part of the H-beam pile; and a wire connecting the anchor and the clamp.

The present invention relates to a thread shaft that rotates forward and backward in the passage between the fixed support and the adjustable support, respectively installed on a pair of left and right horizontal beams, by a manually operated handle or an automatically operated impact wrench, and an inner slide that moves forward and backward. Because it is composed of a horizontal brace that can be changed to close or open, the pipe can be maintained horizontally so as not to get caught in the horizontal brace during the process of pulling or lifting the pipe into the trench by hanging it on an auxiliary rope, so the pipe is tilted toward the worker. It has the advantage of preventing accidents such as falling or colliding.

In addition, since the installation or removal of the horizontal brace can be standardized so that it can be done quickly and accurately, there is an advantage in preventing falling or collapsing accidents due to unstable fastening conditions.

Figure 1 is a field photo showing an example of a conventional temporary earth retaining facility construction method.
Figure 2 is a three-dimensional diagram showing the installation state of the variable and open/close horizontal support device according to the present invention in a temporary earth retaining facility.
Figure 3 is a side configuration diagram showing the installation state of the variable and open/close horizontal support device according to the present invention in a temporary earth retaining facility.
Figure 4 is a perspective view showing a variable and open/close horizontal support device according to the present invention.
Figure 5 is an internal side view showing the adjustable support of the variable and open/close horizontal brace device according to the present invention.
Figure 6 is a side view showing a closed state between the movable support and the adjustment support of the variable and open/close type horizontal support device according to the present invention.
Figure 7 is a side view showing an open state between the movable support and the adjustment support of the variable and open/close type horizontal support device according to the present invention.

Hereinafter, in order to fully understand the present invention, preferred embodiments of the present invention will be described with reference to the accompanying drawings FIGS. 2 to 7. Embodiments of the present invention may be modified in various forms, and the scope of the present invention should not be construed as being limited to the embodiments described in detail below. Therefore, the shapes of elements in the drawings may be exaggerated to emphasize a clearer description. It should be noted that the same configuration may be indicated by the same reference numeral in each drawing. Detailed descriptions of well-known functions and configurations that are judged to unnecessarily obscure the gist of the present invention are omitted.

For reference, the same name and reference numeral are given to the same configuration as the conventional (existing) configuration of the present invention, and overlapping descriptions are omitted.

Referring to Figures 2 to 7, the present invention includes a plurality of H-beam piles (10) each inserted perpendicularly into the ground (G) at regular intervals along the direction in which the pipe (P) is buried; A pair of left and right horizontal beams (30) each installed to face the inside of the plurality of H-beam piles (10); And it includes a horizontal support device 100 that is installed at both ends of the pair of left and right horizontal beams 30 and is variable and open and closed.

At this time, the horizontal support device 100 includes a fixed support 110 installed on one of the horizontal beams 30 of the pair of left and right horizontal beams 30; An adjustable support (120) installed on the remaining horizontal beam (30) of the pair of left and right horizontal beams (30) and maintaining a certain distance left and right from the fixed support (110); And one end is connected inside the adjustment support 120 via a thread shaft 130, and the other end is horizontally forward and backward when the thread shaft 130 rotates forward and backward to support the fixed support 110. ) It includes an inner slide (140) that opens and closes the passage while changing to come into close contact with or separate from the end of the.

That is, the fixed support 110 is in the form of an H beam that is seated and fastened to the upper part of one of the horizontal beams 30, and is tightly adhered to the lower surface with the thickness of one side of the horizontal beam 30 in between. A pair of left and right supports (112,114) fitted; And it includes a plurality of fastening means 116 connecting the pair of left and right supports 112 and 114 and the thickness of one side of the one horizontal beam 30.

The adjustment support 120 is in the form of a square pipe that is seated and fastened to the upper part of the remaining horizontal beam 30, and is closely attached to the lower surface with the thickness of one side of the remaining horizontal beam 30 in between. A pair of left and right supports (122,124) that are preferably inserted; And it includes a plurality of fastening means 126 connecting the pair of left and right supports 122 and 124 and the thickness of one side of the remaining horizontal beam 30.

At this time, it is preferable that the plurality of fastening means 116 and 126 are composed of a combination of bolts and nuts.

Here, shackle connection parts 118 and 128 are formed on one upper surface of the fixed support 110 and the adjustable support 120 to connect the sling belt 150 via a shackle 152, respectively. .

That is, the shackle connection part 118 of the fixed support 110 and the shackle connection part 128 of the adjustable support 120 are connected by the sling belt 150 through the shackle 152 and can be used in the trench by a crane such as an excavator. It can be easily transported, installed, or dismantled.

The thread shaft 130 has a unit bearing (132) whose rear end penetrates the center of the rear end of the adjustment support 120 so that the thread shaft 130 can be rotated forward and backward by operating a handle or impact wrench. is coupled to, and the front end is spirally coupled via a nut 134 that penetrates the center of the rear end of the inner slide 140.

At this time, the unit bearing 132 is in close contact with the center of the outer surface of the rear end of the adjustment support 120 and is coupled by a plurality of bolts (not shown) to ensure smooth rotation of the thread shaft 130. do.

Since the rear end of the thread shaft 130 penetrates the center of the unit bearing 132 and is exposed to the outside, a manually operated handle or an automatically operated impact wrench can be connected to the rear end of the thread shaft 130. In this case, the thread shaft 130 rotates forward and backward without moving forward or backward.

The edge of the nut 134 is coupled to the inner slide 140 by a plurality of bolts 134 to prevent it from turning while in close contact with the center of the outer surface of the rear end of the inner slide 140.

That is, the nut 134 moves forward along the spiral surface of the thread shaft 130 when the thread shaft 130 is rotated in the forward direction within the adjustment support 120 and moves to the front end of the inner slide 140 as shown in FIG. 6. The contact plate 142 formed in is brought into close contact with the end of the fixed support 110 to close the space between the fixed support 110 and the adjustable support 120. Accordingly, the horizontal support device 100 is equipped with a plurality of H beams. A pair of left and right horizontal beams 30 installed inside the pile 10 serve as horizontal braces that can maintain structural stability to prevent the risk of tilting or collapsing in the direction of the trench.

And, when the thread shaft 130 is rotated in the reverse direction, it moves backward along the spiral surface of the thread shaft 130 and is inserted deep into the adjustment support 120 as shown in FIG. 7, while at the same time forming close contact with the front end of the inner slide 140. As the plate 142 separates from the end of the fixed support 110 and moves away, the space between the fixed support 110 and the adjustable support 120 is opened, and as a result, the horizontal support device 100 is piped into the trench ( A passage is provided to prevent workpieces such as P) from being caught in the horizontal support device 100 during the loading or lifting process.

As such, the present invention rotates the passage between the fixed support 110 and the adjustable support 120, respectively installed on the pair of left and right horizontal beams 30, forward and backward by a manually operated handle or an automatically operated impact wrench. Since it is composed of a horizontal support device (100) that can be changed to close or open by interlocking the thread shaft (130) and the inner slide (140) that moves forward and backward, the pipe (P) is hung on an auxiliary rope and brought into the trench. Alternatively, during the lifting process, the pipe (P) can be kept horizontal so as not to get caught in the horizontal support device 100, so there is an advantage in preventing safety accidents where the pipe (P) tilts toward the worker and falls or collides, and it is also horizontal. Since the installation or removal of the support device 100 can be standardized so that it is carried out quickly and accurately, there is an advantage in preventing falling or collapsing accidents due to unstable fastening conditions.

At the rear end of the inner slide 140, there is a dust cover ( Dust Cover (136) is combined.

A contact plate 142 is formed at the front end of the inner slide 140 to be in close contact with or separate from the end of the fixed support 110, and the fixed support 110 is located at the upper and lower edges of the contact plate 142. The docking guide surface portion 142a is formed to be inclined so that the end edge of is guided to the contact plate 142.

The inner slide 140 is made in the form of a square pipe corresponding to the inner circumference of the adjustment support 120, and the outer square corner of the inner slide 140 is located in the longitudinal direction of the inner slide 140. A plurality of corresponding reinforcing bars 144 are combined.

The upper part of the plurality of H-beam piles (10) is It is supported to be pulled toward the opposite direction of the trench by a lever block 200, and the lever block 200 is located in the direction in which the horizontal support device 100 is installed among the plurality of H-beam piles 10. Connect the upper part of the H-beam pile (10) located on the left and right sides and one side of the ground (G).

At this time, the lever block 200 includes an anchor 210 driven into one side of the ground (G); A clamp 220 coupled to the upper part of the H-beam pile 10; and a wire 230 connecting the anchor 210 and the clamp 220.

Meanwhile, the present invention is not limited to the above-described embodiments, but can be implemented with modifications and modifications without departing from the gist of the present invention, and the technical idea to which such modifications and modifications are applied also falls within the scope of the following patent claims. Must see.

G: Ground P: Piping
10: H beam pile 30: Horizontal beam
100: horizontal support device 110: fixed support
112: support 114: support
116: fastening means 118: shackle connection part
120: Adjustable support 122: Support
124: support 126: fastening means
128: Shackle connection 130: Thread shaft
132: unit bearing 134: nut
136: dust cover 138: bolt
140: Inner slide 142: Adhesion plate
142a: Docking guide surface 144: Reinforcement bar
150: sling belt 152: shackle
200: lever block 210: anchor
220: clamp 230: wire

Claims (13)

A plurality of H-beam piles (10) each inserted vertically into the ground (G) at regular intervals along the direction in which the pipe (P) is buried;
A pair of left and right horizontal beams (30) each installed to face the inside of the plurality of H-beam piles (10); and
It includes a horizontal support device 100 that is installed at both ends of the pair of left and right horizontal beams 30 and is variable and open and closed,
The horizontal support device 100,
A fixed support 110 installed on any one of the pair of left and right horizontal beams 30;
An adjustable support (120) installed on the remaining horizontal beam (30) of the pair of left and right horizontal beams (30) and maintaining a certain distance left and right from the fixed support (110); and
One end is connected inside the adjustment support 120 via a thread shaft 130, and the other end moves forward and backward horizontally when the thread shaft 130 rotates forward and backward and comes into close contact with the end of the fixed support 110. Or, a horizontal support device for temporary earth retaining facilities, characterized in that it includes an inner slide (140) that opens and closes the passage while being variable to be separated. In claim 1,
The fixed support 110 is in the form of an H beam that is seated and fastened to the upper part of one of the horizontal beams 30,
A pair of left and right supports (112, 114) fitted on the lower surface to be in close contact with the thickness of one side of the horizontal beam (30) sandwiched between them; and
A horizontal support device for temporary earth retaining facilities, characterized in that it includes a plurality of fastening means (116) connecting the pair of left and right supports (112, 114) and the thickness of one side of one of the horizontal beams (30). In claim 2,
A horizontal support device for temporary earth retaining facilities, wherein the plurality of fastening means (116) are composed of a combination of bolts and nuts. In claim 1,
The adjustment support 120 is in the form of a square pipe that is seated and fastened to the upper part of the remaining horizontal beam 30,
A pair of left and right supports (122, 124) fitted on the lower surface so as to be in close contact with the thickness of one side of the remaining horizontal beam (30) sandwiched between them; and
A horizontal support device for temporary earth retaining facilities, characterized in that it includes a plurality of fastening means (126) connecting the left and right pair of supports (122, 124) and the thickness of one side of the remaining horizontal beam (30). In claim 4,
The plurality of fastening means (126) is a horizontal support device for temporary earth retaining facilities, characterized in that it is made of a combination of bolts and nuts. In claim 1,
A horizontal support for temporary earth retaining facilities, characterized in that shackle connection parts 118 and 128 are formed on one upper surface of the fixed support 110 and the adjustable support 120 to connect the sling belt 150 via a shackle 152, respectively. Device. In claim 1,
The thread shaft 130 is,
The rear end passes through the center of the rear end of the adjustment support 120 and is coupled to the unit bearing 132 so that the thread shaft 130 can be rotated forward and backward by operating a handle or impact wrench,
A horizontal support device for temporary earth retaining facilities, characterized in that the front end is spirally coupled via a nut (134) penetrating the center of the rear end of the inner slide (140). In claim 1,
At the rear end of the inner slide 140, there is a dust cover ( 136) A horizontal support device for temporary earth retaining facilities, characterized in that it is combined. In claim 1,
A contact plate 142 is formed at the front end of the inner slide 140, which is in close contact with or separate from the end of the fixed support 110,
A horizontal support for temporary earth retaining facilities, characterized in that the docking guide surface portion 142a is formed at an angle on the upper and lower edges of the adhesive plate 142 so that the end edge of the fixed support 110 is guided to the adhesive plate 142. Device. In claim 9,
The inner slide 140 is formed in the form of a square pipe corresponding to the inner circumference of the adjustment support 120,
A horizontal support device for temporary earth retaining facilities, characterized in that a plurality of reinforcing bars 144 corresponding to the longitudinal direction of the inner slide 140 are coupled to the outer square corner portion of the inner slide 140. In claim 1,
The upper part of the plurality of H-beam piles (10) is A horizontal support device for temporary earth retaining facilities, characterized in that it is supported by a lever block (200) to be pulled toward the opposite direction of the trench. In claim 11,
The lever block 200 connects one side of the ground (G) with the upper part of the H-beam pile 10 located on a straight left and right side in the direction in which the horizontal support device 100 is installed among the plurality of H-beam piles 10. A horizontal support device for temporary earth retaining facilities, characterized in that: In claim 12,
The lever block 200 is,
An anchor 210 driven into one side of the ground (G);
A clamp 220 coupled to the upper part of the H-beam pile 10; and
A horizontal support device for temporary earth retaining facilities, comprising a wire 230 connecting the anchor 210 and the clamp 220.

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