JP2017014691A - Back-filling body - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a highly practical back-filling body, which can be easily installed and removed along with a waling material in no danger of dropping when being removed.SOLUTION: A back-filling body comprises a bag body 3 that is filled with a filler and multiple fittings 4. The bag body 3 has a structure in which a suspending belt 6 with a bag body suspending hook part 5 on both ends is disposed across one side face part 7A and the other end face part 7B through a bottom face part 8. The fitting 4 comprises: one side opening edge latching part 11 to undetachably latch one side opening edge part 10A of the bag body 3, which engages a flange part 9 of a waling material 2 with the flange part 9; and the other side opening edge engaging part 12, which engages with the other side opening edge part 10B and keeps an opening state of the opening part of the bag body 3.SELECTED DRAWING: Figure 1

Description

  The present invention is disposed in a gap between a mountain retaining wall formed on the excavation surface and a belly raising material that supports the mountain retaining wall, using a mountain retaining method that prevents collapse of the excavated surface excavating the ground. It relates to the backfill body.

  Conventionally, as this type of backfilling body, for example, there are those shown in Patent Document 1 and Patent Document 2.

  The backfill body of Patent Document 1 is composed of a bag body in which a through hole is formed in the vicinity of the opening, and a nail penetrating through the through hole. An L-shaped nail is formed in the through hole of the bag body. The penetrating end of this nail is inserted into the soil edge surface (mountain wall), the base end is hooked and locked to the flank, and it is bridged between the soil edge surface (mountain wall) and the lining material. It is configured to be arranged in a suspended state on the handed nails.

  Further, the backfill body of Patent Document 2 is composed of a bag body provided with a tube-like hanging portion at the top, a single tube, a bag body support portion constituted by an angle plate and a U-shaped bracket, A single tube is inserted into the suspended part of the body, and the single tube inserted and disposed in the suspended part is locked to the U-shaped bracket of the bag body support part, so that the single pipe laid between the bag body support parts It is configured to be supported in a suspended state.

JP-A-3-78454 JP-A-8-109633

  The backfill body of the above-mentioned Patent Document 1 has a simple structure and is relatively easy to install. However, since the nail is pierced and fixed to the mountain retaining wall, the nail is first pulled out when the abdominal material is removed. After removing the backfilling body, the angry material is removed, and the angry material and the backfilling body cannot be removed together, and there is a problem in workability at the time of removal.

  In addition, the backfill body of Patent Document 2 can be removed together with the back-raised material and the back-fill body when removed, but at the time of installation, the work of attaching the bag support portion to the back-raised material by welding Requires a lot of man-hours. Furthermore, the backfill body of this Patent Document 2 breaks the bag body that has become heavier due to mortar injection when the bag body is removed together with the upset material (at the connecting portion between the suspended portion and the bag body main body). Damage or breakage of the hanger itself) and may fall.

  The present invention has been made in view of the above-described current problems, can be easily installed, and can be removed together with an angry material, and has no utility of dropping during the removal operation. The purpose is to provide an excellent backfill body.

  The gist of the present invention will be described with reference to the accompanying drawings.

  A bag 3 that is a backfilling body disposed in a gap between the mountain retaining wall 1 and the erection material 2 in the mountain retaining method, and is filled with a filler that solidifies with time, and the bag 3 is The bag body 3 includes a suspension belt 6 having a bag body lifting portion 5 provided at both ends thereof, and a bottom surface portion 8 from one side surface portion 7A. And the mounting tool 4 is either on the front side or the back side of the bag body 3 that engages with the flange portion 9 of the abdomen 2. One side opening edge 10A is engaged with the flange 9 so as not to be detached, and the other side opening edge 10B is engaged with the other side opening edge 10B to open the opening of the bag 3 As a configuration comprising the other-side opening edge engaging portion 12 that maintains the state, when the bellows member 2 is removed, it is attached to the belly member 2 before being removed. The bag body 3 is configured to be removable while being attached to the belly raising material 2, and the suspension belt 6 is connected to a suspension device at the time of the removal to suspend and support the bag body 3. Thus, the present invention relates to a backfilling body that is configured to be able to be removed together with the angry material 2 in a fall-prevented state.

  Further, the bag body 3 is configured such that the one-side opening edge portion 10A is attached and engaged with the upper-side flange edge portion 9A of the flange portion 9 from above, and the one-side opening edge portion 10A is attached and engaged. The one-side opening edge locking portion 11 is fitted and locked to the upper-side flange edge portion 9A together with the one-side opening edge portion 10A from above, and the one-side opening edge portion 10A is locked to the flange portion 9. The back-filling body according to claim 1, wherein the back-filling body is configured.

  Further, the bag body 3 has a configuration in which a latching hole 13 is provided in the other side opening edge portion 10B, and a configuration in which the latching hole 13 is latched to the other side opening edge engaging portion 12 formed in a hook shape. It concerns on the backfilling body of any one of Claim 1, 2 characterized by the above-mentioned.

  Further, the other side opening edge engaging part 12 is provided so as to be relatively movable with respect to the one side opening edge engaging part 11, and the one side opening edge engaging part 11 and the other side opening edge engaging part are provided. The configuration is such that the spacing distance from the joint portion 12 can be freely adjusted, and the opening width of the opening portion of the bag body 3 provided on the belly raising material 2 can be freely adjusted. It concerns on the backfilling body of any one of Claims 1-3.

  Since the present invention is configured as described above, the installation work is easy, and can be removed together with the belly material, and at the time of removal, the bag body itself can be suspended and supported. There is no worry that the bag body is lifted off from the upset material and falls, and the backed up body excellent in practicality can be removed safely and reliably together with the upset material and the bag body.

It is explanatory perspective view which shows the backfilling body of a present Example. It is a perspective view which shows the fixture of a present Example. It is a perspective view which shows another example of the fixture of a present Example. It is explanatory perspective view which shows the state which attached the backfilling body of the present Example to the flank material. It is a principal part enlarged view of FIG. It is explanatory sectional drawing which shows the use condition (state filled with a filler) of a present Example. It is a perspective view which shows the use condition (removal work state) of a present Example. It is explanatory sectional drawing which shows another example of the use condition of a present Example.

  An embodiment of the present invention which is considered to be suitable will be briefly described with reference to the drawings showing the operation of the present invention.

  One side opening edge 10A on either the front side or the back side of the bag body 3 is engaged with the flange portion 9 on the mountain retaining wall 1 side of the belly raising material 2, and this one side opening edge 10A is engaged. The one opening edge locking portion 11 of the fixture 4 is fitted and locked to the combined flange portion 9 together with the one side opening edge portion 10A, and the fixture 4 is erected (flange portion 9). The one opening edge 10A of the bag body 3 engaged with the flange 9 is brought into a locked state that cannot be detached from the flange 9 by the one opening edge locking portion 11, and the belly raising material 2 on the other side opening edge engaging part 12 provided so as to be positioned on the mountain retaining wall 1 side with respect to the one side opening edge locking part 11 attached to 2. Engage 10B. As a result, the bag 3 and the fixture 4 constituting the backfill body are attached to the erection material 2 without being engaged with and locked to the mountain retaining wall 1, and are erected with the mountain retaining wall 1. The bag body 3 disposed in a suspended state between the material 2 and the material 2 is provided in a state in which the opening portion maintains a constant opening width.

  Therefore, the present invention can be removed together with the erection material 2 while being attached to the erection material 2 when being removed.

  Further, when the bag 3 is filled with the filler, the opening of the bag 3 is opened, so that the filling work of the filler 3 is easy, and the weight of the bag 3 is reduced by filling the filler. Even if an opening closing action occurs to close the opening due to this tensile force, the opening state in the initial filling state is maintained without narrowing the opening width of the opening. Therefore, there is no hindrance to the filling operation, and furthermore, since the opening state of the opening is maintained, the filling condition of the filling material can be confirmed with good visual confirmation, and the end point of the filling operation can be easily identified. it can.

  Moreover, in the present invention, the suspension belt 6 provided with the bag suspension lifting portions 5 at both ends is bridged and distributed from the one side surface portion 7A to the other side surface portion 7B via the bottom surface portion 8. Since the suspension belt 6 (the suspension portion 5 for lifting the bag body) is connected to the suspension device so that the bag body 3 can be suspended and supported, the back-filling body together with the belly raising material 2 is provided. Can be individually suspended and supported, for example, by connecting a wire of a suspension device (for example, a crane) to the bag suspension portion 5 of the suspension belt 6 by any chance. Even if the bag body 3 is broken and detaches from the angry material 2, there is no fear of dropping, and by hanging the bag body 3 itself with a suspension device, no load is applied to the bag body 3, The bag body 3 is not damaged by the weight load, and there is no fear of dropping.

  As described above, the present invention is easy to install and can be removed together with the erection material 2, and at the time of removal, the bag body 3 itself can be suspended and supported. A groundbreaking backfill body with excellent practicality that allows the body 3 and the bag body 3 to be removed safely and securely without worrying about the body 3 rising from the body 2 and falling. It becomes.

  Specific embodiments of the present invention will be described with reference to the drawings.

  The present embodiment is a backfilling body disposed in a gap between the mountain retaining wall 1 and the raised member 2 in the mountain retaining method, and a bag body 3 filled with a filler that solidifies with time, and this bag body. 3 is composed of a plurality of attachments 4 attached to the flank material 2, and the bag body 3 has a suspension belt 6 provided with hanging portions 5 for lifting the bag body at both ends from the side surface portion 7A to the bottom surface. The attachment 4 is configured so as to span the other side surface portion 7B via the portion 8, and the attachment 4 is either one of the front side and the back side of the bag body 3 that engages with the flange portion 9 of the bellows material 2. The one side opening edge 10A is engaged with the flange part 9 so as not to be detached, and the other side opening edge 10B is engaged with the other side opening edge 10B. As a configuration comprising the other-side opening edge engaging portion 12 to be held, when removing the stomach raising material 2, the bag body 3 attached to the stomach raising material 2 is 2 and the suspension belt 6 is connected to a suspension device so as to suspend and support the bag body 3 and removed together with the angry material 2 in a fall-prevented state. It is comprised so that it can do.

  Hereinafter, each component according to the present embodiment will be described in detail.

  As shown in the figure, the bag body 3 of the present embodiment has a configuration in which the bag body 3 is formed in a flat shape with a top view opening.

  More specifically, the bag body 3 of this embodiment is made of a polyester cloth, and a reinforcing cloth 15 is provided around the opening edge 10 of the opening to improve the durability of the opening edge 10. And the other opening edge 10B on the opening edge 10 (the opening edge 10 on the side located on the side of the mountain retaining wall 1 when the bag body 3 is attached to the bellows 2). The latch hole 13 is provided.

  Further, in the bag body 3 of this embodiment, the suspension belt 6 provided with the hooks 5 for lifting the bag body at both ends is bridged from the one side surface portion 7A to the other side surface portion 7B via the bottom surface portion 8. Specifically, the suspension belt 6 is formed in a band shape, both ends are folded back, the folded ends are overlapped with the suspension belt 6, and the tip of the overlap engagement portion 16 is formed. A loop-shaped bag lifting portion 5 is formed on the side, and the bag lifting portion 5 protrudes from the upper side portions of the left and right side surfaces 7A and 7B of the bag 3 so that the bag The structure is provided on the inner surface side of the body 3.

  That is, in this embodiment, the suspension belt 6 is disposed on the bottom surface portion 8 of the bag body 3 so that the filling material filled in the bag body 3 is supported by the suspension belt 6. The bag body 3 is suspended and supported without being hung.

  Further, the mounting tool 4 of the present embodiment disengages the opening side edge portion 10 </ b> A on either the front side or the back side of the bag body 3 that engages with the flange portion 9 of the bellows 2 to the flange portion 9. 1 side opening edge latching part 11 which latches impossible, and other side opening edge engaging part 12 which engages with the other other side opening edge part 10B, and maintains the opening state of the opening part of the bag 3 It is configured.

  Specifically, as shown in the drawing, the one-side opening edge locking portion 11 is formed in a shape that can be fitted from above to the upper-side flange edge portion 9A of the flange portion 9 of the belly raising material 2, and The structure is provided with a guide fixing mechanism 17 for guiding the movement of the moving body 14 to be described later and fixing the moving body 14, and the one-side opening edge locking portion 11 is flared on the side portion. The engaging portion 18 that is engaged with the portion 9 is provided.

  More specifically, in the present embodiment, the one-side opening edge locking portion 11 is formed in an inverted U shape, and the guide fixing mechanism 17 is composed of a bolt 19 and a nut 20. The top end of the side opening edge locking portion 11 is erected upward with the tip portion facing upward.

  Further, the locking portion 18 is configured to employ a bolt, and after the one side opening edge locking portion 11 is erected and fitted to the flange portion 9 of the material 2, the bolt as the locking portion 18 is mounted. The one-side opening edge locking portion 11 is locked to the flange portion 9 by fastening and fixing.

  In addition, the other side opening edge engaging portion 12 is configured to be relatively movable with respect to the one side opening edge engaging portion 11 described above. The movable body 14 is provided on the side opening edge locking portion 11 so as to be slidable relative to the side opening edge locking portion 11 so as to be relatively movable with respect to the one side opening edge locking portion 11.

  More specifically, in the present embodiment, as shown in the figure, this other side opening edge engaging portion 12 is formed in a hook shape and is erected on the front end side of the horizontal plate of the movable body 14 formed in an L-shaped angle shape. As the above-described configuration, it is configured to be engaged with the engaging hole 13 provided in the other opening edge 10B of the bag body 3 described above.

  In addition, the L-shaped angle-shaped moving body 14 provided with the other-side opening edge engaging portion 12 has a long hole 21 that engages with the bolt 19 of the one-side opening edge locking portion 11 on the base end side of the horizontal plate. The bolt 19 projecting from the upper part of the one-side opening edge locking portion 11 is inserted into the long hole 21 provided in the movable body 14 and tightened and fixed by the nut 20 to lock the one-side opening edge. The other side opening edge engaging portion 12 is provided with respect to the portion 11, and the nut 20 is loosened, and the moving body 14 is slid in the front-rear direction along the long hole 21 using the bolt 19 as a guide. The spacing between the one-side opening edge locking portion 11 and the other-side opening edge engaging portion 12 is configured to be freely adjustable.

  Note that the fixture 4 is not limited to the configuration of the present embodiment, and for example, the movable body 14 may be formed in a flat plate shape as illustrated, and the other-side opening edge engaging portion 12 may be provided. Two configurations or a configuration including two one-side opening edge locking portions 11 may be adopted.

  Next, the operation and effect of the present embodiment configured as described above will be described below.

  First, a method of using the present embodiment (a method of attaching to the erection material 2) will be described below.

  When this embodiment is attached to the flank material 2, the one side opening edge portion 10A of the bag body 3 is engaged with the flange portion 9 of the flank material 2 on the mountain wall 1 side, and this one side opening edge. Attaching and locking the one-side opening edge locking portion 11 of the fixture 4 together with the one-side opening edge portion 10A to the flange portion 9 with which the portion 10A is engaged, The one side opening edge portion 10 </ b> A of the bag 3 is locked to the flange portion 9 by the one side opening edge locking portion 11.

  Specifically, one side opening edge portion 9A of the bag body 3 is attached and engaged with the upper side flange edge portion 9A of the flange portion 9 from above, and this one side opening edge portion 9A is attached and engaged. The upper side flange edge portion 9A is fitted with the one-side opening edge locking portion 11 of the fixture 4 from above, and the bolt as the locking portion 18 is tightened to attach the fixture 4 (one-side opening edge locking portion). 11) is fitted and locked to the upper flange edge 9A of the flange 9 and the one opening edge 9A of the bag 3 is locked to the upper flange edge 9A of the flange 9 and the one opening edge. It is sandwiched and fixed by the portion 11 (locking portion 18), and is locked to the flange portion 9 of the provoking material 2 so as not to be detached.

  Next, the position of the other-side opening edge engaging portion 12 of the fixture 4 attached to the bell-raised material 2 is adjusted in accordance with the gap interval between the mountain retaining wall 1 and the bell-raised material 2.

  Specifically, the nut 20 of the guide fixing mechanism 17 is loosened, the moving body 14 is slid, and the other side opening edge engaging portion 12 is moved and adjusted so as to be located on the mountain retaining wall 1 side as much as possible. To fix the positioning.

  Finally, the latching hole 13 provided in the other opening edge 10B of the bag 3 is hooked and engaged with the positioned other opening edge engaging portion 12, and the attaching operation is completed.

  As described above, the backfilling body of the present embodiment can be easily attached to the erection material 2 by an extremely simple operation.

  In addition, as shown in the figure, even when the bag body 3 having a height is adopted, it is similarly attached to the flange portion 9 of the uppermost raised member 2 so that the attaching operation becomes very easy.

  In addition, the backfill body of the present embodiment is attached to the stomach raising material 2 without being engaged with or locked to the mountain retaining wall 1, and in the state of being attached to the stomach raising material 2 when removed. It can be removed together with the angry material 2.

  Furthermore, the bag body 3 disposed in a suspended state between the mountain retaining wall 1 and the raised member 2 is provided in a state where the opening portion maintains a constant opening width.

  Accordingly, when the bag 3 is filled with the filler, as shown in the figure, the opening of the bag 3 is open, so that the filling operation of the filler is easy, and the filler is filled. Even if the weight of the bag body 3 becomes heavy and a downward pulling force is generated, and the opening closing action that the opening attempts to close is caused by this pulling force, the opening width of the opening is not reduced and the initial filling is performed. Since the opening state is maintained, there is no hindrance to the filling operation, and furthermore, the opening state of the opening portion is maintained, so that the filling condition of the filling material can be confirmed visually and the end point of the filling operation. Can be easily identified.

  In addition, the backfill body of the present embodiment is such that the bag 3 is provided with the suspension belt 6 provided with the hooks 5 for lifting the bag body at both ends from the side surface portion 7A to the other side surface portion via the bottom surface portion 8. Since this suspension belt 6 (bag lifting part 5) is connected to a suspension device so that the bag 3 can be suspended and supported, the belly raising material is provided. When the backfill body is removed together with the bag 2, the bag body 3 can be individually suspended and supported, and as shown in the figure, a suspension device (for example, a crane) is attached to the bag suspension portion 5 of the suspension belt 6. By connecting the wire, if the bag body 3 is damaged and erected, it will not fall off even if it is detached from the abdomen 2, and the bag body 3 itself is suspended by a suspension device. No load is applied to the body 3, the bag body 3 is not damaged by the weight load, and there is no fear of dropping.

  As described above, the backfill body of the present embodiment is easy to install and can be removed together with the belly raising material 2, and at the time of removal, the bag body 3 itself is suspended and supported. The bag body 3 can be removed from the upset material 2 and fall off without worrying about it, and it can be safely and reliably removed from the upset material 2 and the bag body 3 with excellent practicality. It becomes a typical backfill body.

  Note that the present invention is not limited to this embodiment, and the specific configuration of each component can be designed as appropriate.

DESCRIPTION OF SYMBOLS 1 Yamato wall 2 Raising material 3 Bag body 4 Attaching tool 5 Hanging part for bag body lifting 6 Hanging belt 7A One side surface part 7B Other side surface part 8 Bottom face part 9 Flange part 9A Upper side flange edge part
10A One side opening edge
10B Opening edge on the other side
11 One side opening edge locking part
12 Opening edge engaging part on the other side
13 Retaining hole

Claims (4)

  A back-filling body disposed in a gap between a mountain retaining wall and an erection material in the Yamaru method, a bag body filled with a filler that solidifies over time, and the bag body is attached to the urging material The bag body has a configuration comprising a plurality of fixtures, and the bag body is provided by suspending a suspension belt provided with hook portions for lifting the bag body at both ends from one side surface portion to the other side surface portion via the bottom surface portion. The fitting is configured such that one side opening edge of either the front side or the back side of the bag body that engages with the flange portion of the bellows material is detachably locked to the flange portion. And the other side opening edge engaging part that engages with the other side opening edge part and holds the opening state of the opening part of the bag body. When removing the material, the bag attached to the lining material can be removed while still attached to the lining material. The suspension belt is connected to a suspension device at the time of removal, and the bag body is suspended and supported so that it can be removed together with the belly raising material in a fall-prevented state. Backfill body.   The bag body is configured such that the one-side opening edge is attached and engaged with the upper-side flange edge of the flange portion from above, and the upper-side flange edge is attached and engaged with the one-side opening edge. The one-side opening edge locking portion is fitted and locked together with the one-side opening edge portion, and the one-side opening edge portion is locked to the flange portion. Backfill body.   The bag body has a configuration in which a latching hole is provided in the other side opening edge, and a configuration in which the latching hole is latched to the other side opening edge engaging portion formed in a hook shape. The backfilling body according to any one of claims 1 and 2.   As the configuration in which the other side opening edge engaging portion is provided so as to be relatively movable with respect to the one side opening edge engaging portion, the one side opening edge engaging portion and the other side opening edge engaging portion are separated from each other. It is comprised so that a space | interval can be adjusted freely, It was set as the structure which can adjust freely the opening width of the opening part of the said bag body provided in the said bell-raising material. The backfilling body according to any one of the above.

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