JP3916989B2 - Sheet fixing device and sheet fixing method - Google Patents

Description

[0001]
BACKGROUND OF THE INVENTION
The present invention relates to a sheet fixing device and a sheet fixing method.
[0002]
[Prior art and problems to be solved by the invention]
Conventionally, a water-impervious sheet having water-impervious properties has been laid on the bottom surface (ground) of excavation recesses such as waste disposal sites and reservoirs. This water shielding sheet is used to prevent moisture from penetrating into the ground at a waste disposal site. Especially in waste disposal sites, this water shielding sheet is essential when water contains harmful substances.
[0003]
By the way, after laying this water-impervious sheet, it is necessary to fix it until waste and water accumulate.
[0004]
Therefore, conventionally, as this fixing method, a recess is formed around the excavation recess, a water shielding sheet is extended into the recess, and the concrete is applied from above the water shielding sheet disposed in the recess. The water shielding sheet is fixed by driving.
[0005]
However, this method conventionally being performed, such as work for repair waste disposal site, for example not properly used properly disposal sites, short between the case of fixing the water-impervious sheet to the temporary steps wherever Has the following problems.
[0006]
That, of course, fixed Engineering for fixing water-barrier sheet can not be moved, the dismantling of the fixed machining is not easy, moreover, may adhere concrete constituting the fixed Engineering within water shield sheet, also, this concrete with or seepage control sheet is corruption, diversion of impermeable sheet Kikazu, and further, in addition to requiring a lot of time fixing operation, it is costly.
[0007]
The present applicant has conducted various experiments and research on the sheet fixing method, and invented an innovative sheet fixing device and sheet fixing method that exhibit unprecedented effects.
[0008]
[Means for Solving the Problems]
The gist of the present invention will be described with reference to the accompanying drawings.
[0009]
A sheet fixing device A for fixing a peripheral portion of a sheet 2 laid in an excavation recess 1 such as a waste disposal site or a reservoir, the lower portion of the sheet fixing device A being formed at the peripheral portion of the sheet 2 Further, the present invention relates to a seat fixing device that is a movable weight body 3 that has a V-shaped side sectional view and a movable body 3 that matches a V-shaped concave portion viewed from the side sectional view .
[0010]
Further, a sheet fixing device A for fixing a peripheral portion of a sheet 2 laid in an excavation recess 1 such as a waste disposal site or a reservoir, and the lower portion of the sheet fixing device A is located at a peripheral portion of the sheet 2. The present invention relates to a seat fixing device characterized by connecting a plurality of movable weight bodies 3 having a V-shaped side cross-sectional view that matches a V-shaped recess formed in a side cross-sectional view .
[0011]
Further, a sheet fixing device A for fixing a peripheral portion of a sheet 2 laid in an excavation recess 1 such as a waste disposal site or a reservoir, and the lower portion of the sheet fixing device A is located at a peripheral portion of the sheet 2. A hollow body 3 having a V-shaped side cross-sectional view and a movable hollow body 3 that matches the formed concave V-shaped side cross-sectional view. The hollow body 3 includes water, air, mud mortar, mortar, concrete, sand, and the like. The present invention relates to a seat fixing device configured to be filled with a fluid such as the above.
[0012]
Further, in the sheet fixing device according to claim 3 , the sheet fixing device A is obtained by connecting a plurality of the hollow bodies 3 , and the plurality of hollow bodies 3 are filled with fluid filled in the hollow bodies 3. The present invention relates to a sheet fixing device that is connected so that it can be distributed .
[0013]
Further, the sheet fixing device according to any one of claims 3 and 4, that the hollow body 3 is configured to be large and small deformed in accordance with the filling amount of the fluid to the sheet fixing device according to claim It is concerned.
[0014]
Further, a sheet fixing device A for fixing the peripheral portion of the sheet 2 laid in the excavation recess 1 such as a waste disposal site or a reservoir, the sheet fixing device A is water, air, mud mortar, mortar, A plurality of movable hollow bodies 3 filled with fluid such as concrete and sand, and the plurality of hollow bodies 3 are connected to each other so that the fluid filled inside each hollow body 3 can flow. The present invention relates to a sheet fixing device.
[0015]
Further, the sheet fixing device according to claim 6, wherein the hollow body 3 are those of the sheet fixing apparatus characterized by being configured so as to magnitude deformed in accordance with the filling amount of the fluid.
[0016]
Further, a sheet 2 fixing method of laying drilling recesses 1, such as waste sites and reservoirs, the laid sheet 2 to the excavation recess 1, followed by the lower SL of a predetermined position of the seat 2 by disposing the empty body 3 in movable filled with fluid a to hold the sheet 2 provisional and subsequently, after turning a predetermined amount of the input object 8 to the drilling recess 1, wherein from said hollow 3 derives the fluid a, subsequently, the hollow body 3 to derive the fluid a is moved to the edge position on the excavation recess 1, followed by the guide out fluid a different following fluid to the hollow body 3 the sheet 2 and example pushed present by hollow body 3 b filling to, subsequently, folding the sheet 2 so as to cover the hollow body 3 in which the fluid b is filled in the central direction of the drilling recess 1 those of the method of fixing the sheet, wherein the this.
Fluid a: Water or air that can be easily led into and out of the hollow body Fluid b: Mud mortar, mortar, concrete, or sand suitable for permanent structures
Record
Fluid a: Water or air that can be easily led into and out of the hollow body
Fluid b: mud mortar, mortar, concrete or sand suitable for permanent structures
Further, a sheet 2 fixing method of laying drilling recesses 1, such as waste sites and reservoirs, the sheet 2 is laid on the excavation recess 1, followed by movable in the peripheral portion of the sheet 2 pressing the sheet 2 the weight body 3 arranged, subsequently, after turning a predetermined amount of the input object 8 to the drilling recess 1, moves the weight body 3 to the upper edge position of the drilling recess 1, Subsequently, those of the sheet 2 so as to cover the weight body 3 in a fixed method of the sheet, characterized in that folding toward the center of the excavation recess 1.
[0019]
[Action and effect of the invention]
The present invention, when fixing the sheet 2 to be laid in drilling recesses 1, such as waste sites and reservoirs, to secure the periphery of the sheet 2 by the sheet fixing device A.
[0020]
The seat fixing device A is composed of an appropriate weight body 3 and the weight body 3 is movable. Therefore, the seat 2 can be fixed easily and quickly, and, for example, an excavation recess in a waste disposal site. The seat 2 can be moved when it is no longer necessary to be fixed or when it is desired to temporarily avoid it, such as after the input material has been inserted into the interior 1, and can be moved to another fixing location as necessary. It becomes very economical, such as being able to be diverted.
[0021]
DETAILED DESCRIPTION OF THE INVENTION
The drawings illustrate one embodiment of the present invention and are described below.
[0022]
Reference numeral 2 denotes a water sheet shield, the water shield sheet 2 is intended to include sheet such as a protective mat comes with water shield sheet 2.
[0023]
This embodiment is a sheet fixing device A for fixing a peripheral edge 2b of a water shielding sheet 2 laid in an excavation recess 1 such as a waste disposal site or a reservoir as shown in FIG. Is a combination of a plurality of appropriate weight bodies 3, and each weight body 3 is configured to be movable.
[0024]
Incidentally, in this embodiment, the drilling recess 1 is composed of a slope 1b rising inclined around the bottom 1a and the bottom surface 1a, drilling waste disposal site landfill waste as input material 8 especially Although it illustrated the recess 1, or the like may be drilled recess as addition, for example reservoir it.
[0025]
Also, this embodiment and also forms the seat fixing device A by connecting a plurality of weight bodies 3, also constitute a sheet fixing device A in a single weight body 3 as long as a scale that can be alone good.
[0026]
The weight body 3 is constituted by a resin-made hollow body 3 having moderate flexibility as shown in FIG. 2, and the hollow body according to the weight body 3 has a predetermined amount of fluid therein. It is comprised so that it can accommodate. In this embodiment, the hollow body constituting the weight body 3 is made of a resin having flexibility so as to be compact when moved, but the material may be a hard material, and in this case, in the corner portion. It is better to reduce the load on the water-impervious sheet 2 by making it round, and when waste plastic is used as the resin, the load on the environment can be reduced.
[0027]
Moreover, the hollow body which concerns on this weight body 3 is protrudingly provided with the tubular fluid introducing | transducing part 6 for introducing a fluid into the one end part, This fluid introducing | transducing part 6 is provided in the other end part of another hollow body. It is configured to be connected to the provided fluid outlet 7. Therefore, the fluid introduced from the fluid introduction part 6 of one hollow body is filled into the hollow body and is led out from the fluid lead-out part 7 to be introduced into the fluid introduction part 6 of another hollow body. become. Although in this embodiment are connected to the hollow body 3 together with consideration of the efficiency of filling the fluid, it may have a structure that can be individually injected into each hollow body 3.
[0028]
Moreover, the lower part of the hollow body which concerns on this weight body 3 is formed in the side cross-sectional view V shape . This is a configuration for obtaining a good fixation state by transmitting the weight of the weight member 3 efficiently water shield sheet 2. In addition, as a shape of the hollow body which concerns on this weight body 3, a design can be changed suitably according to conditions, such as the shape of a groove | channel .
[0029]
The fluid may be water, air, sand, mud mortar, mortar, concrete, etc., and when the impermeable sheet 2 is temporarily pressed, it can be easily led out into the hollow body of the weight body 3 in consideration of movement. example Ebamizu, air or the like is used, the sand during the pressing of the sheet 2 as a permanent structure, mud mortar, mortar, concrete or the like is used.
[0030]
A method of fixing the water shielding sheet 2 using the sheet fixing device A having the above configuration will be described.
[0031]
Specifically, the present applicant proposes the first fixing method illustrated in FIGS. 3 to 8 and the second fixing method illustrated in FIGS. 11 to 16 as the fixing method of the water shielding sheet 2.
[0032]
First, the first fixing method will be described.
[0033]
In the first fixing method, a concave groove 5 having a V-shaped cross section is formed in the vicinity of the upper edge of the slope 1 b at the peripheral edge of the excavation recess 1, and the slope 1 b and the concave groove 5 of the excavation recess 1 are formed. The water-impervious sheet 2 is laid, and the weight body 3 is placed on the upper surface of the water-impervious sheet 2 in the groove 5 and is fixed in a state of being filled with water or the like as a temporary retainer (see FIGS. 1 and 3). 1 is a perspective view of FIG. Incidentally, concave groove 5 may be provided in the middle portion of Homen 1b not only used only the uppermost periphery of the drilling recess 1.
[0034]
Subsequently, the waste 8 is put into the excavation recess 1, and a concave groove 4 having a V-shaped cross section is formed between the waste 8 and the slope 1b (see FIG. 4).
[0035]
Subsequently, the weight body 3 is moved to the concave groove 4 (see FIG. 5). At this time, the fluid filled in the weight body 3 is discharged to reduce the weight and then moved, and after the movement, sand, mud mortar, The required weight is secured by filling fluids such as mortar and concrete.
[0036]
Subsequently, the peripheral edge 2b of the water shielding sheet 2 laid in the concave groove 5 is folded back while being fixed by the weight body 3 (see FIG. 6). At this time, if there is a gap or the like between the weight body 3 and the waste 8, the ground is leveled with high quality soil.
[0037]
Subsequently, the cover sheet 9 is laid on the upper surface of the waste 8, and the end of the cover sheet 9 and the end of the water shielding sheet 2 are joined in a superposed state, and the concave groove after the weight body 3 is removed. 5 is backfilled with good quality soil (see FIG. 7).
[0038]
Subsequently, the final covering 10 is applied to the upper part of the cover sheet 9 to complete (see FIG. 8).
[0039]
9 and 10 show the case where the operation of putting the waste 8 is completed without the excavation recess 1 being filled, and the peripheral portion (dam) of the excavation recess 1 is excavated according to the degree of input of the waste 8. Is done.
[0040]
According to the first fixing method as described above, the fixing operation of the water shielding sheet 2 can be performed easily and quickly in a narrow construction area without heavy machinery, and it is very economical.
[0041]
Unlike the method which is conventionally performed, breakage of the impermeable sheet 2 caused by the removal of concrete rather name can reused, also, the structure for joining the cover sheet 9 is folded a water shield sheet 2 Therefore, the areas of the water shielding sheet 2 and the cover sheet 9 are small, and the construction cost can be drastically reduced.
[0042]
Further, by arranging the weight body 3 in the folded portion 2a of the water shielding sheet 2, the water shielding sheet 2 can be folded easily and quickly.
[0043]
Further, when the water shielding sheet 2 is pulled or loosened, it is possible to cope with the correction work by adjusting the fluid filling amount.
[0044]
Next, the second fixing method will be described.
[0045]
In the second fixing method, a concave groove 5 having a V-shaped cross section is formed at a position at a predetermined distance from the upper edge of the slope 1 b on the outer peripheral edge of the excavation recess 1, and the slope 1 b of the excavation recess 1. And the water-impervious sheet 2 is laid in the ditch | groove 5, and the weight body 3 is mounted and fixed on the upper surface of the water-impervious sheet 2 in the ditch | groove 5 (refer FIG. 11).
[0046]
Subsequently, the waste 8 is thrown into the excavation recess 1 to form a groove 4 having a V-shaped cross section between the waste 8 and the slope 1b (see FIG. 12).
[0047]
Subsequently, the weight body 3 is moved to the concave groove 4 (see FIG. 13). At this time, the fluid filled in the weight body 3 is discharged to reduce the weight, and after the movement, the sand, mud mortar, mortar, concrete is used as a main presser in preparation for the folding operation of the sheet 2 described later. The required weight is secured by filling the fluid.
[0048]
Subsequently, the peripheral edge 2b of the water shielding sheet 2 laid in the concave groove 5 is folded back while being fixed by the weight body 3 (see FIG. 14). At this time, if there is a gap or the like between the weight body 3 and the waste 8, the ground is leveled with high quality soil.
[0049]
Subsequently, a cover sheet 9 is laid on the upper surface of the waste 8, and the end portions of the cover sheet 9 and the end portions of the water shielding sheet 2 are joined in a superposed state (see FIG. 15).
[0050]
Subsequently, the final cover 10 is applied to the upper part of the cover sheet 9, and the concave groove 5 after moving the weight body 3 is configured as a rainwater drainage groove (see FIG. 16).
[0051]
According to the second fixing method as described above, in addition to the operational effects of the first fixing method described above, the concave groove 5 in which the weight body 3 is disposed when the seat 2 is fixed can be effectively used. It will be.
[0052]
The above embodiment is a method of filling a hollow body with fluid as the weight body 3 and holding it by its weight. For example, there is also a method of holding the water shielding sheet 2 by stretching as shown in FIG. In this case, a resin member having moderate flexibility may be used as the hollow body. By filling the hollow body with fluid and forming a pressure fluid, for example, the water-impervious sheet 2 is pressed by stretching it on both side surfaces of a groove such as a U-shaped groove. As a result, in addition to pressing by weight, pressing by stretching is added, and the water shielding sheet 2 can be pressed effectively. Further, the U-shaped groove can be used as a rainwater drainage groove after the weight body 3 is moved. In addition, it is good to roll and curl the edge part of the water-impervious sheet 2 so that there may be no trouble. As a result, when used as the cover sheet 9, it can be used as a strong and durable cover sheet 9. Further, the joint of the cover sheet 9 can be removed from the vicinity of the folded sheet where the stress concentration is large.
[Brief description of the drawings]
FIG. 1 is a perspective view showing an embodiment.
FIG. 2 is a perspective view illustrating a sheet fixing apparatus A according to the present embodiment.
FIG. 3 is an explanatory diagram of a sheet fixing method according to the present embodiment.
FIG. 4 is an explanatory diagram of a sheet fixing method according to the present embodiment.
FIG. 5 is an explanatory diagram of a sheet fixing method according to the present embodiment.
FIG. 6 is an explanatory diagram of a sheet fixing method according to the present embodiment.
FIG. 7 is an explanatory diagram of a sheet fixing method according to the present embodiment.
FIG. 8 is an explanatory diagram of a sheet fixing method according to the present embodiment.
FIG. 9 is an explanatory diagram of a sheet fixing method according to the present embodiment.
FIG. 10 is an explanatory diagram of a sheet fixing method according to the present embodiment.
FIG. 11 is an explanatory diagram of a sheet fixing method according to the present embodiment.
FIG. 12 is an explanatory diagram of a sheet fixing method according to the present embodiment.
FIG. 13 is an explanatory diagram of a sheet fixing method according to the present embodiment.
FIG. 14 is an explanatory diagram of a sheet fixing method according to the present embodiment.
FIG. 15 is an explanatory diagram of a sheet fixing method according to the present embodiment.
FIG. 16 is an explanatory diagram of a sheet fixing method according to the present embodiment.
17 is an explanatory view of a sheet over preparative fixing method.
[Explanation of symbols]
A Sheet fixing device 1 Excavation recess 2 Sheet 3 Weight body / hollow body 8 Input

Claims (9)

A sheet fixing device for fixing a peripheral portion of a sheet laid in an excavation recess of a waste disposal site, a reservoir, etc., wherein the sheet fixing device has a lower cross-sectional view V formed at the peripheral portion of the sheet. A seat fixing device characterized by being a movable weight body having a V-shape in a side sectional view and a movable body that matches a character-shaped concave portion . A sheet fixing device for fixing a peripheral portion of a sheet laid in an excavation recess of a waste disposal site, a reservoir, etc., wherein the sheet fixing device has a lower cross-sectional view V formed at the peripheral portion of the sheet. A sheet fixing device comprising a plurality of movable weights connected to each other in a V-shaped side cross-sectional view that matches the character-shaped recess .   A sheet fixing device for fixing a peripheral portion of a sheet laid in an excavation recess of a waste disposal site, a reservoir, etc., wherein the sheet fixing device has a lower cross-sectional view V formed at the peripheral portion of the sheet. It is a hollow body that is movable in a V-shape and is movable in a side view that matches the letter-shaped recess, and this hollow body is filled with fluid such as water, air, mud mortar, mortar, concrete, sand, etc. A sheet fixing device characterized by being configured. The sheet fixing device according to claim 3 , wherein the sheet fixing device is formed by connecting a plurality of the hollow bodies , and the plurality of hollow bodies are configured so that fluid filled in the hollow bodies can flow therethrough. A sheet fixing device which is connected. The sheet fixing device according to any one of claims 3 and 4, the sheet fixing device, characterized in that said hollow body is configured to be large and small deformed in accordance with the filling amount of the fluid.   A sheet fixing device for fixing a peripheral portion of a sheet laid in an excavation recess such as a waste disposal site or a reservoir, and this sheet fixing device is a fluid such as water, air, mud mortar, mortar, concrete, sand, etc. And a plurality of movable hollow bodies filled with each other, and the plurality of hollow bodies are connected to each other so that a fluid filled in each hollow body can flow therethrough. . The sheet fixing device according to claim 6, the sheet fixing device, characterized in that said hollow body is configured to be large and small deformed in accordance with the filling amount of the fluid. A sheet fixing process for laying the drilling recess, such as a waste treatment plant and reservoirs movement, the sheet laying, followed by the excavation recess, filled with fluid a lower SL at a predetermined position of the seat It arranged an empty body in capable to hold the sheet tentative, subsequently, after turning a predetermined amount of charged material to said excavation recess, to derive the fluid a from the hollow body, subsequently, the fluid a hollow body to derive the a is moved to the upper edge position of the drilling recess, subsequently, the said sheet by hollow body fluid b below which is different from the fluid a that issued the guide in the hollow body by Hama charge It pressed, e, followed by fixing method of a sheet wherein the fluid b is characterized that you folding the sheet so as to cover the hollow body which is filled in the center of the drilling recess.
Fluid a : Water or air that can be easily introduced into the hollow body Fluid b : Mud mortar, mortar, concrete or sand suitable for permanent structures A sheet fixing process for laying the drilling recess, such as a waste treatment plant and reservoirs, the sheet was laid on the excavation recess, subsequently, by arranging the movable weight member on the periphery of the sheet pressing the sheet, followed by after turning a predetermined amount of charged material to the drilling recess, the weight member is moved to the upper edge position of the drilling recess, subsequently, the sheet so as to cover the weight body method of fixing sheet characterized by folding toward the center of the drilling recess.

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