JP2016132860A - Water cut-off sheet and water cut-off device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a water cut-off sheet and a water cut-off device that may be installed readily and enhances water cut-off performance.SOLUTION: Water cut-off members 14A, 14B are provided on an undersurface of a first surface part 11 of a water cut-off sheet 2A, and this suppresses infiltration of water between the first surface part 11 and a ground surface G, thereby enhancing water cut-off performance. The water cut-off performance is enhanced even when weight of a sheet body 10 is reduced, allowing the water cut-off sheet 2A to be installed readily. The water cut-off performance is enhanced even further, by forming a direct contacting region A1 on the first surface part 11 and combining it with the water cut-off members 14A, 14B.SELECTED DRAWING: Figure 2

Description

  The present invention relates to a water stop sheet and a water stop device.

  Conventionally, a flood prevention water stop plate (water stop device) including a water stop frame plate fixed upright and a waterproof cloth covering the water stop frame plate has been proposed (for example, see Patent Document 1). ). The conventional water stop device described in Patent Document 1 is used instead of a sandbag during a flood and is installed more easily than a sandbag.

JP 2004-218415 A

  However, in the conventional flood prevention water stop plate described in Patent Document 1, water may enter between the waterproof cloth and the ground, and this water may not be stopped. Therefore, although it may be possible to prevent water from entering the ground by increasing the weight of the waterproof cloth, workability when covering the waterstop frame plate is reduced when the waterproof cloth is heavy. End up.

  The objective of this invention is providing the water stop sheet | seat and water stop device which can be installed easily and can improve water stop performance.

  The waterstop sheet of the present invention includes a first surface portion disposed along the ground, a second surface portion disposed along a wall portion erected with respect to the ground, and the first surface portion and the second surface portion. A waterproof sheet main body having a boundary portion between the first surface portion and a water stop member that extends along the boundary portion and that can contact the ground. The second surface portion is provided with an attachment portion that can be attached to the wall portion.

  According to the present invention as described above, the water flowing to the upper surface of the first surface portion and moving toward the wall portion can be stopped by the second surface portion. Furthermore, when the water stop member is provided on the lower surface of the first surface portion, when the water flows into the upper surface of the first surface portion, the water stop member can be pressed against the ground by the water pressure and the weight of the water, Water stoppage performance can be improved by suppressing water from entering between the first surface portion and the ground surface. Thus, by improving the water stop performance by utilizing the water pressure and the weight of water, the weight of the seat body can be reduced, and the water stop sheet can be easily installed. In addition, since the water stop member is provided at a distance from the boundary portion, the lower surface of the first surface portion is pressed against the ground at this interval. That is, both the water stop member and the portion of the lower surface of the first surface portion where the water stop member is not provided are pressed against the ground, and these are combined to further improve the water stop performance. . The wall portion to which the second surface portion is attached may be an outer wall of a building or a wall portion of a member provided independently of the building.

  In this case, in the water stop sheet of the present invention, the first surface portion has a first storage portion that can store a first pressure contact member for pressing the water stop member against the ground above the water stop member. It is preferable. According to such a structure, the 1st accommodating part accommodates the 1st press-contact member, a water stop member is press-contacted to the ground, and it further suppresses that water permeates between a 1st surface part and the ground. be able to. At this time, it is more preferable that the first accommodating portion is provided so that the first pressure contact member can be attached and detached. According to such a configuration, the first press contact member can be accommodated after the seat body is first installed, and the installation work can be easily performed. Furthermore, the first pressure contact member can be removed and the seat body can be stored compactly. Furthermore, it is more preferable that the first accommodating portion is provided on the distal end side (side away from the boundary portion) of the first surface portion, and according to such a configuration, water is interposed between the first surface portion and the ground. Can be further suppressed.

  Furthermore, in the water blocking sheet of the present invention, it is preferable that the boundary portion has a second accommodating portion that can accommodate a tension applying member for applying tension to the second surface portion. According to such a configuration, by accommodating the tension applying member in the second accommodating portion, it is possible to suppress the second surface portion from being bent and to easily bring the boundary portion closer to the ground. Therefore, it is possible to prevent the first surface portion from floating from the ground on the boundary side so that water pressure is sufficiently applied, and it is possible to further suppress water from entering between the first surface portion and the ground. At this time, it is more preferable that the second accommodating portion is provided so that the tension applying member is detachable similarly to the first accommodating portion.

  In the waterproof sheet of the present invention, it is preferable that the second surface portion has a third accommodating portion that can accommodate a reinforcing member for suppressing deformation due to pressure in the direction perpendicular to the surface. According to such a configuration, when the reinforcing member is accommodated in the third accommodating portion, when the pressure in the perpendicular direction is applied to the second surface portion by the water flowing through the upper surface of the first surface portion, the second surface portion It is possible to prevent the local pressure from being applied to the wall portion to which the second surface portion is attached. Therefore, it can be made difficult to damage when the wall portion is formed of a low-strength member such as glass.

  On the other hand, the water stop device of the present invention is placed on the first surface portion so as to be positioned above the water stop sheet and the water stop member described above, and the water stop member is placed on the ground. And a second press-contact member for press-contacting with the second press-contact member.

  According to the water stop device of the present invention, the water stop device can be easily installed by installing the water stop sheet and placing the second pressure contact member on the first surface portion, The water stop performance can be improved by pressing the member against the ground.

  Moreover, in the water stop apparatus of this invention, it is preferable to further provide the wall member which has the said wall part and can become independent. According to such a structure, a wall member can be installed in an appropriate position and a waterproof sheet can be attached, and the degree of freedom in installation can be improved compared to a structure in which the waterproof sheet is attached to the outer wall of a building. Can do.

  Furthermore, the water stop device of the present invention further includes a corner member provided at a corner portion where the wall portion and the ground intersect, and the corner member is a corner capable of contacting the wall portion and the ground at the corner portion. It is preferable to have an abutting portion and a sheet sticking surface that can smoothly adhere to the wall portion and the ground and to which the waterproof sheet can be stuck. According to such a configuration, the corner contact portion is brought into contact with the wall portion and the ground at the corner portion, and the water stop sheet is pasted on the sheet pasting surface, so that the water stop sheet is attached to the wall portion and the ground portion at the corner portion. Compared with the structure which is directly brought into contact with water, the water stoppage at the corners can be improved.

  According to the water-stop sheet and the water-stop device of the present invention as described above, the water-stop member is provided on the lower surface of the first surface portion with a space between the boundary portion and can be easily installed. The water stop performance can be improved.

It is a top view which shows the water stop sheet | seat of the water stop apparatus which concerns on 1st Embodiment of this invention. It is sectional drawing which shows a mode that the said water stop apparatus was installed. It is sectional drawing which shows a mode that the said water stop apparatus was installed. It is a perspective view which shows the water stop apparatus unit which concerns on 2nd Embodiment of this invention. It is sectional drawing which shows the water stop apparatus which comprises the said water stop apparatus unit. It is a perspective view which shows the water stop apparatus which concerns on 3rd Embodiment of this invention. It is a perspective view which shows the wall member of the said water stop apparatus. It is the perspective view and sectional drawing which show the corner | angular member of the said water stop apparatus.

  Hereinafter, each embodiment of the present invention will be described with reference to the drawings. In the second and third embodiments, the same constituent members as those described in the first embodiment and the constituent members having the same functions are denoted by the same reference numerals as those in the first embodiment and the description thereof is omitted.

[First Embodiment]
As shown in FIGS. 1 and 2, the water stop device 1 </ b> A of the present embodiment includes a water stop sheet 2 </ b> A and a second pressure contact member 3 placed on the water stop sheet 2 </ b> A. By being installed along the outer wall W of the building as a wall portion, it is intended to suppress inundation of the building. In addition, although the width direction and longitudinal direction of the water stop sheet 2A in this embodiment are as shown in FIG. 1, the water stop sheet 2A is formed so that the dimension in the longitudinal direction shown in FIG. 1 is smaller than the dimension in the width direction. It may be. Moreover, FIG. 1 shows the back surface (surface on the ground G and outer wall W side) of the water stop sheet 2A, and FIG. 2 is a cross-sectional view of the installed water stop device 1A as viewed from the side. 3 is a cross-sectional view of the installed water stop device 1A as viewed from above. In the present embodiment, the ground G extends horizontally and the outer wall W is erected in the vertical direction. However, the ground G may be inclined, and the outer wall W has a slight inclination from the vertical direction. It may be.

  The waterproof sheet 2A includes a first surface portion 11 disposed along the ground G, a second surface portion 12 disposed along the outer wall W, and a boundary portion 13 between the first surface portion 11 and the second surface portion 12. The waterproof sheet main body 10 having The sheet body 10 is a tarp (blue sheet) formed of a synthetic resin such as polyethylene.

  The first surface portion 11 has water retaining members 14 </ b> A to 14 </ b> C that can come into contact with the ground G on the back surface (lower surface) and a first housing portion 16 that can house the first pressure contact member 15.

  The water stop members 14 </ b> A to 14 </ b> C are configured to be elastically deformable by, for example, rubber, soft resin, or the like, and extend in the width direction (along the boundary portion 13) at a substantially central portion in the longitudinal direction of the first surface portion 11. 14A, a pair of water stop members 14B extending in the width direction (along the boundary portion 13) on the tip side (a position away from the boundary portion 13) than the water stop member 14A, and a pair extending in the longitudinal direction. 14C of the water stop member. The water blocking member 14 </ b> A forms a direct contact region A <b> 1 on the first surface portion 11 by being spaced from the boundary portion 13. Since the first pressure contact member 15 is provided above as described later, the water stop member 14B is formed to have a smaller vertical dimension than the water stop member 14A in order to flatten the surface (upper surface) of the first surface portion 11. Has been. The water stop members 14A and 14B extend between the pair of water stop members 14C. The water stop members 14A and 14B may extend with a slight inclination with respect to the width direction. The water stop member 14C extends from the vicinity of the water stop member 14A toward the distal end side, but may extend to the boundary portion 13 side or may be omitted. Further, the water stop members 14A to 14C are formed in a wedge shape in which the ground G side is tapered so that the pressure applied to the ground G is increased.

  The 1st press-contact member 15 is formed in plate shape with a suitable metal, for example. In addition, the 1st press-contact member 15 should just be formed with the appropriate member which has a density higher than water, The shape is not limited to plate shape, A rod shape etc. may be sufficient.

  The 1st accommodating part 16 is formed in the bag shape extended in the width direction by folding the front-end | tip of the sheet | seat main body 10, and it is comprised so that the 1st press-contact member 15 can be accommodated above the water stop member 14B. One end of the first accommodating portion 16 in the width direction is formed to be openable and closable, and the other is closed, and the first press-contact member 15 can be accommodated in and taken out from the first accommodating portion 16. (That is, detachable). Note that both ends of the first accommodating portion 16 in the width direction may be formed to be openable and closable, or both are opened and a member that fixes the first pressure contact member 15 in the first accommodating portion 16. May be provided, or both may be closed so that the first pressure contact member 15 cannot be removed.

  The second surface portion 12 is provided with an adhesive sheet 17 on the back surface (surface on the outer wall W side) and has two third accommodating portions 19 that can accommodate the reinforcing members 18.

  The adhesive sheet 17 is provided on the edge on the side away from the boundary portion 13 in the longitudinal direction and the edge on both sides in the width direction, and is adhered to the outer wall W. That is, the adhesive sheet 17 functions as an attachment portion.

  The reinforcing member 18 is formed, for example, in a rod shape with an appropriate metal so that the second surface portion 12 does not deform convexly toward the outer wall W when viewed from above when a pressure in a direction perpendicular to the surface is applied to the second surface portion 12. It has an appropriate strength. As long as the reinforcing member 18 has such strength, the material thereof is not limited, and the shape thereof is not limited to a rod shape, and may be other appropriate shapes such as a plate shape and a cylindrical shape. .

  The 3rd accommodating part 19 is formed in the bag shape extended in the width direction by sticking a strip | belt-shaped member on the back surface of the 2nd surface part 12. As shown in FIG. In addition, the 3rd accommodating part may be formed by affixing a strip | belt-shaped member on the surface of the 2nd surface part 12. FIG. One end of the third accommodating portion 19 in the width direction is formed so as to be openable and closable, and the other is closed, so that the reinforcing member 18 can be accommodated in and taken out of the third accommodating portion 19. (That is, detachable). Note that both ends of the third housing portion 19 in the width direction may be formed to be openable and closable, or both members are opened and a member for fixing the reinforcing member 18 is provided in the third housing portion 19. They may be closed, or both may be closed so that the reinforcing member 18 cannot be removed.

  The boundary portion 13 has a second accommodating portion 21 that can accommodate the tension applying member 20. The tension applying member 20 is formed, for example, in a rod shape from an appropriate metal, and is configured to apply tension to the second surface portion 12 attached to the outer wall W by its weight as described later. In addition, as long as the tension | tensile_strength provision member 20 has the weight which can provide sufficient tension | tensile_strength with respect to the 2nd surface part 12, while the material will not be limited, the shape is not limited to rod shape, but is a board. Other appropriate shapes such as a shape and a cylindrical shape may be used.

  The 2nd accommodating part 21 is formed in the bag shape extended in the width direction by sticking a strip | belt-shaped member on the surface of the boundary part 13. As shown in FIG. In addition, the 2nd accommodating part may be formed by affixing a strip | belt-shaped member on the back surface of the boundary part 13. FIG. One end of the second accommodating portion 21 in the width direction is formed so that it can be opened and closed, and the other is closed, so that the tension applying member 20 can be accommodated in and taken out from the second accommodating portion 21. (That is, detachable). In addition, both ends of the width direction of the second accommodating portion 21 may be formed to be openable and closable, and a member for fixing the tension applying member 20 in the second accommodating portion 21 while both are opened. It may be provided, or both may be closed so that the tension applying member 20 cannot be removed.

  Similar to the first pressure contact member 15, the second pressure contact member 3 is formed in a plate shape by an appropriate metal, for example, and is placed on the first surface portion 11 so as to be positioned above the water stop members 14 </ b> A and 14 </ b> B.

  Hereinafter, the installation method of the water stop apparatus 1A will be described. First, the tension applying member 20 is accommodated in the second accommodating portion 21, the boundary portion 13 is disposed at a corner portion between the outer wall W and the ground G, and the adhesive sheet 17 is affixed to the outer wall W to be the second surface portion 12. Is attached to the outer wall W. At this time, it is preferable that the adhesive sheet 17 is gradually attached from the lower side so that wrinkles and deflection do not occur in the second surface portion 12. Moreover, since the 3rd accommodating part 19 is formed in the back surface side of the 2nd surface part 12, before the 3rd accommodating part 19 vicinity is affixed on the outer wall W, the reinforcement member 18 is accommodated in the 3rd accommodating part 19. FIG. Let

  Next, the first pressure contact member 15 is accommodated in the first accommodating portion 16, and the first surface portion 11 is placed on the ground G. At this time, the tips of the water stop members 14A to 14C are brought into contact with the ground G while the direct contact region A1 of the first surface portion 11 is in contact with the ground G. In addition, when water exists on the ground G before mounting, it is preferable to prevent water from entering between the first surface portion 11 and the ground G as much as possible. Subsequently, the 2nd press-contact member 3 is mounted in the 1st surface part 11 so that it may be located above the water stop members 14A and 14B.

  A plurality of water stop devices 1A may be used side by side in the width direction, and at this time, by bringing the water stop members 14C into contact with each other in the adjacent water stop devices 1A, from between the water stop members 1 It can suppress that water permeates.

  The water stop device 1A as described above is stored and stored as follows. That is, the second pressure contact member 3 is removed from the water-stop sheet 2 </ b> A, and the adhesive sheet 17 is peeled from the outer wall W. Furthermore, the 1st press-contact member 15, the reinforcement member 18, and the tension | tensile_strength provision member 20 are removed, and the sheet | seat main body 10 is rounded into a cylinder shape. At this time, the sheet main body 10 may be rounded around the first pressure contact member 15, the reinforcing member 18, the tension applying member 20, and the second pressure contact member 3. The sheet body 10 rolled in this way is stored in a cylindrical case (not shown) and stored.

  Hereinafter, the operation of the water stop device 1A will be described. In the state where the water stop device 1A is installed as described above, it is assumed that the first surface portion 11 as a whole is immersed in water due to the rain as shown by the two-dot chain line in FIG. At this time, although the water pressure to the right side is applied to the water stop member 14B on the leftmost side (the tip side of the first surface portion 11), the water stop member 14B has the weight of the pressure contact members 3 and 15, A downward force is applied by the water pressure and the weight of the water, so that the flooding is suppressed. Furthermore, even if water passes through the water stop members 14A and 14B and reaches the direct contact region A1, the water pressure to the right of the water is substantially equal to the downward pressure applied to the direct contact region A1, and directly Since the weight of water is also added to the contact area A1, it is suppressed that this water passes directly through the contact area A1.

  Furthermore, the water above the first surface portion 11 is blocked by the second surface portion 12 from moving toward the outer wall W side. At this time, although water pressure is applied to the second surface portion 12 in the direction perpendicular to the surface, since the reinforcing member 18 is provided, the second surface portion 12 faces the outer wall W when viewed from above as shown in FIG. Therefore, it is possible to suppress the bending and deformation.

  According to this embodiment, there are the following effects. That is, by providing the water stop members 14A and 14B on the lower surface of the first surface portion 11, it is possible to suppress water from entering between the first surface portion 11 and the ground G and to improve the water stop performance. Can do. At this time, even if the weight of the sheet body 10 is reduced, the water stop performance can be improved, and the water stop sheet 2A can be easily installed. Moreover, the direct contact area | region A1 is formed in the 1st surface part 11, and it can further improve water stop performance by combining with the water stop members 14A and 14B.

  In addition, by accommodating the first pressure contact member 15 in the first accommodating portion 16, the water stop member 14 </ b> B is pressed against the ground, and water is further prevented from entering between the first surface portion 11 and the ground G. Can do. Furthermore, since the 1st accommodating part 16 is provided in the front end side of the 1st surface part 11, it can further suppress that water permeates between the 1st surface part 11 and the ground G.

  Furthermore, by accommodating the tension applying member 20 in the second accommodating portion 21, it is possible to suppress the second surface portion 12 from being bent and to make the boundary portion 13 close to the ground G easily. Therefore, the first surface portion 11 can be made difficult to float from the ground G on the boundary portion 13 side so that the water pressure is sufficiently applied, and water can be further prevented from entering between the first surface portion 11 and the ground G. can do.

  Moreover, by accommodating the reinforcement member 18 in the 3rd accommodating part 19, the deformation | transformation of the 2nd surface part 12 by a hydraulic pressure is suppressed, and it suppresses that a local pressure is added to the outer wall W to which the 2nd surface part was attached. Can do. Accordingly, it is possible to make the outer wall W difficult to be damaged when the outer wall W is made of a low-strength member such as glass.

  Furthermore, since the 2nd press-contact member 3 is mounted above the water stop members 14A and 14B, it can further suppress that water permeates between the 1st surface part 11 and the ground G. FIG.

[Second Embodiment]
As shown in FIG. 4, the water stop device unit 100 of the present embodiment includes a water stop device 1 </ b> B that is spaced apart from the outer wall W, a water stop device 1 </ b> C on the outer wall W side, and water stop devices 1 </ b> B and 1 </ b> C. It is comprised with the water stop apparatus 1D provided in the corner | angular part between.

  As shown in FIG. 5, the water stop device 1 </ b> B includes a water stop sheet 2 </ b> B, a second pressure contact member 3, and a wall member 4 </ b> A.

  The waterproof sheet 2B includes a sheet body 10 having a first surface part 11, a second surface part 12, and a boundary part 13 like the waterproof sheet 2A of the first embodiment. A pair of water-stop members 14D extending in the width direction are provided. In addition, although the water-stop sheet 2B does not have the 1st-3rd accommodating parts 16, 21, and 19 like the said 1st Embodiment, even if it has these accommodating parts suitably Good.

  The second surface portion 12 is attached to the wall portion 41 of the wall member 4A. At this time, for example, the adhesive sheet may be attached as in the first embodiment, and the adhesive sheet may function as an attachment portion, or the second surface portion 12 is folded at the upper end of the wall portion 41 as shown in FIG. The clip may be sandwiched with the wall portion 41 by a clip (not shown), and the sandwiched portion may be an attachment portion. A through hole is formed in the second surface portion 12 and the wall portion 41, and a fixing member is inserted. They may be fixed to each other, and the through hole of the second surface portion 12 may be an attachment portion, and the attachment method is arbitrary.

  The wall member 4A has a wall portion 41 standing substantially perpendicular to the ground G, and a bottom portion 42 for allowing the wall member 4A to stand on its own. A reinforcing portion 43 that connects the portion 41 and the bottom portion 42 is further provided, and is configured to be able to stand on its own. The wall 41 may have a slight inclination with respect to the vertical direction and the direction orthogonal to the ground G.

  The wall portion 41 and the bottom portion 42 are made of, for example, flat plate-like wood. However, the wall portion 41 may have a side surface opposite to the outer wall W and have a predetermined strength. The wall member 4 </ b> A may be self-supporting, and the shape and material of the wall portion 41 and the bottom portion 42 may be appropriate. Further, the reinforcing portion 43 is composed of a rod-shaped wood, but may be any shape as long as it suppresses the wall portion 41 from falling to the outer wall W side, and its shape and material are arbitrary, and the wall portion The reinforcing portion 43 may be omitted if the 41 and the bottom portion 42 are firmly fixed and the falling of the wall portion 41 toward the outer wall W is sufficiently suppressed.

  The water stop device 1C on the outer wall W side includes a water stop sheet 2B, a second press-contact member 3, and a wall member 4B. The water stop sheet 2B and the second pressure contact member 3 have the same configuration as the water stop device 1B.

  The wall member 4B is obtained by providing a contact portion 44 on the wall portion 41 of the wall member 4A. The contact portion 44 has a contact surface that can contact the outer wall W, and an adhesive sheet (not shown) is provided on the contact surface to adhere to the outer wall W, so that the wall member 4B and the outer wall W Intrusion of water in between is suppressed.

  A water stop device 1D provided at a corner between the water stop devices 1B and 1C includes a water stop sheet 2C, a second pressure contact member 3B, and a wall member 4C. The wall member 4C has two wall portions substantially orthogonal to each other and a bottom portion for allowing the wall member 4C to stand on its own. The water stop sheet 2C is divided so as to correspond to the two wall portions, respectively, the tip end side of the first surface portion is formed in an arc shape, and the water stop member extends along the arc on the back side of the first surface portion. Yes. The second pressure contact member 3B is formed in an arc shape.

  Hereinafter, the installation method of the water stop apparatus unit 100 is demonstrated. First, the wall members 4A to 4C are arranged so as to surround the door body D provided in the opening of the outer wall W, and the abutting surface of the abutting portion 44 of the wall member 4B is attached to the outer wall W. At this time, it is preferable that a gap is not formed between adjacent wall members, and the wall portions may be arranged so as to overlap each other somewhat. Furthermore, in order to prevent the wall members 4A to 4C from falling over or moving to the outer wall W side due to water pressure, an appropriate heavy object may be placed on the bottom of the wall members 4A to 4C. Next, similarly to the water stop device 1A of the first embodiment, the second surface portions of the water stop sheets 2B and 2C are attached to the wall portion and the first surface portion is placed on the ground G, 3B is mounted so that it may be located above a water stop member.

  According to this embodiment, the same effects as those of the first embodiment can be obtained. Furthermore, the water-stop devices 1B to 1D include the wall members 4A to 4C, so that the wall members 4A to 4C can be installed at appropriate positions and the water-stop sheets 2B and 2C can be attached. Can be improved. Furthermore, it is not necessary to attach the waterproof sheets 2B and 2C to the outer wall W, and it is possible to suppress the outer wall W from being soiled by bonding, and the surface of the outer wall W is formed to be rough and difficult to bond. The second surface portion can be attached to the wall portion.

[Third Embodiment]
As shown in FIGS. 6 and 7, the water stop device 1 </ b> E of the present embodiment includes a water stop sheet 2 </ b> D, second press contact members 3 </ b> C and 3 </ b> D, a wall member 4 </ b> D, and a corner member 5.

  The water-stop sheet 2D has a first surface portion that is arranged along the ground G, the same as the first and second embodiments, and a second surface portion 12B that is attached to each of the wall portions 41B and 41C and the outer wall W of the wall member 4D. , 12C, and 12D. The sheet body 10B is a single sheet as a whole by connecting a plurality of sheet members by, for example, sewing.

  The wall member 4D includes two wall portions 41B provided so as to be substantially orthogonal to the outer wall W, and a wall portion 41C provided so as to be substantially parallel to the outer wall W between the two wall portions 41B. The wall 41B and the wall 41C are fixed to each other so that they can stand on their own.

  As shown in FIG. 8A, the corner member 5 is provided at a corner C where the outer wall W, the ground G, and the wall 41B intersect. The corner member 5 may be provided at a position somewhat away from the wall 41B. The corner member 5 includes a corner contact portion 51 that can contact the outer wall W and the ground G at the corner portion C, and a sheet pasting surface 52 that smoothly continues to the outer wall W and the ground G. The corner contact portion 51 has a wall contact surface 511 that contacts the outer wall W and a ground contact surface 512 that contacts the ground G. The wall contact surface 511 and the ground contact surface 512 are filled with a caulking agent between the outer wall W and the ground G, respectively, and water is stopped.

  As shown in FIG. 8B, the sheet pasting surface 52 is formed in an arc shape, the tangent at the upper end of the sheet pasting surface 52 extends in the vertical direction, and the tangent at the end on the side away from the outer wall W is By extending in the horizontal direction, the outer wall W and the ground G are smoothly continuous. For example, an adhesive sheet is used to affix the waterproof sheet 2D to the sheet affixing surface 52, and a gap is less likely to occur between the waterproof sheet 2D and the outer wall W and between the waterproof sheet 2D and the ground G. ing.

  According to this embodiment, the same effects as those of the first and second embodiments can be obtained. Furthermore, by providing the corner member 5 at the corner portion C, the water stoppage at the corner portion C can be improved as compared with the configuration in which the water-stop sheet 2D is in direct contact with the outer wall W and the ground at the corner portion C. .

  In addition, this invention is not limited to the said embodiment, Including other structures etc. which can achieve the objective of this invention, the deformation | transformation etc. which are shown below are also contained in this invention. For example, in the first to third embodiments, the second pressure contact members 3, 3B to 3D are placed on the water stop sheets 2A to 2D, but the pressure of the water stop members 14B and 14D against the ground G is high. When the water entry is sufficiently suppressed, the second pressure contact members 3, 3B to 3D may be omitted. That is, in the first embodiment, the second pressure contact member 3 may be omitted, and the water stop sheet 2A may be used alone.

  Moreover, in the said 1st Embodiment, although the reinforcement member 18 shall extend along the width direction of the water stop sheet | seat 2A, the reinforcement member extended in a longitudinal direction may be provided.

  Moreover, in the said 2nd Embodiment, although the water stop apparatus unit 100 shall be provided in the periphery of the outer wall W of a building, the water stop apparatus unit 100 should just be provided in an appropriate position for water stop, For example, it may be used along a river to suppress flooding. At this time, the water stop apparatus 1B-1D should just be combined suitably.

  In addition, the best configuration, method and the like for carrying out the present invention have been disclosed in the above description, but the present invention is not limited to this. That is, the invention has been illustrated and described primarily with respect to particular embodiments, but may be configured for the above-described embodiments without departing from the scope and spirit of the invention. Various modifications can be made by those skilled in the art in terms of materials, quantity, and other detailed configurations. Therefore, the description limiting the shape, material, etc. disclosed above is an example for easy understanding of the present invention, and does not limit the present invention. The description by the name of the member which remove | excluded the limitation of one part or all of such is included in this invention.

1A to 1E Water-stop device 2A to 2D Water-stop sheet 3, 3B to 3D Second pressure contact member 4A to 4D Wall member 5 Corner member 10 Sheet body 11 First surface portion 12 Second surface portion 13 Boundary portion 14A to 14D Water-stop member 15 1st press contact member 16 1st accommodating part 17 Adhesive sheet 18 Reinforcing member 19 3rd accommodating part 20 Tension applying member 21 2nd accommodating part 41 Wall part 51 Corner | angular contact part 52 Sheet pasting surface W Outer wall (wall part)
G Ground C Corner

Claims (7)

A first surface portion disposed along the ground; a second surface portion disposed along a wall portion erected with respect to the ground; and a boundary portion between the first surface portion and the second surface portion. It has a waterproof seat body,
On the lower surface of the first surface portion, a water stop member that extends along the boundary portion and can contact the ground is provided at a distance from the boundary portion.
The water stop sheet, wherein the second surface portion is provided with an attachment portion attachable to the wall portion.   The said 1st surface part has a 1st accommodating part which can accommodate the 1st press-contact member for making this water-stop member press-contact to the ground above the said water-stop member. Water stop sheet.   The waterproof sheet according to claim 1, wherein the boundary portion includes a second storage portion that can store a tension applying member for applying tension to the second surface portion.   The said 2nd surface part has a 3rd accommodating part which can accommodate the reinforcement member for suppressing the deformation | transformation by the pressure of a surface direction, The water stop of any one of Claims 1-3 characterized by the above-mentioned. Sheet. The water-stop sheet according to any one of claims 1 to 4,
A water stop device comprising: a second pressure contact member that is placed on the first surface portion so as to be positioned above the water stop member and that presses the water stop member against the ground.   The water stop device according to claim 5, further comprising a wall member having the wall portion and capable of self-supporting. A corner member provided at a corner where the wall and the ground intersect,
The corner member includes a corner abutting portion capable of abutting on the wall portion and the ground at the corner portion, and a sheet affixing surface that is smoothly continuous with the wall portion and the ground and can affix the water-stop sheet. The water stop device according to claim 5 or 6, characterized by comprising:

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