JP4658792B2 - Sheet material fastener and sheet material fastening method using the sheet material fastener - Google Patents

Description

  The present invention relates to a sheet material fastener for fastening a sheet material such as a vinyl house sheet or a tightening band, and a sheet material fastening method using the sheet material fastener.

  Generally, a vinyl house is formed by stretching a sheet made of a resin film between a plurality of pipe-like aggregates.

  In order to fix the sheet at an appropriate place, conventionally, a sheet fastening material is laid between the aggregates, and a part of the sheet is inserted into a groove formed in the sheet fastening material. In FIG. 1, for example, a corrugated spring material is disposed from above the sheet, thereby locking the sheet to the sheet fastening material (see, for example, Patent Publication 1).

  In order to form a vinyl house, for example, it is necessary to attach a tightening band for preventing the sheet from bulging outward due to wind or the like, or to make the sheet doubly stretched. Also in that case, the sheet fastening material and the spring are conventionally used.

  That is, the tightening band or other sheet is inserted into the groove portion in which the sheet for forming the house has already been inserted, and a corrugated linear spring is also disposed and fixed from there.

Thus, since there are many cases where double or triple sheet materials are fastened using one sheet fastening material, the groove portion of the sheet fastening material has a structure corresponding to the depth. .
JP 2005-124526 A

  However, when fastening bands and other sheets are fastened by the method described above, the fastening force is weak with only the springs, and the springs are formed in a linear shape, so the contact area with the sheet material is small. There was a risk of damaging the sheet material.

  An object of the present invention is to provide a sheet material fastener capable of solving the above-described problems, and a method for fastening a sheet material using the sheet material fastener.

(1) The present invention described in claim 1 is a sheet fastening material having a groove portion in which an opening portion having a width narrower than that of the bottom wall portion is formed by side wall portions erected on both sides of the belt-like bottom wall portion. In cooperation with the sheet material, it is a sheet material fastener for fastening a sheet material such as a vinyl house sheet or a tightening band, and can be disposed in a groove portion of the sheet material, and the back surface of the sheet material is applied to the sheet material. A bottom plate portion in contact with the belt plate, a connecting portion erected from one longitudinal side of the bottom surface portion, and a strip-like upper surface portion provided in parallel with the bottom surface portion at the upper end of the connecting portion. In the upper surface portion, an engagement piece portion that engages with the upper end of the side wall portion of the sheet fastening member is formed so as to protrude to the outer side of the bottom surface from the upper end of the connection portion, and the groove portion of the sheet fastening member and can be attached to the sheet material in a pressed state, the upper surface, the protruding side of the engaging piece It has a protruding piece protruding on the opposite side of the.

( 2 ) In the present invention according to claim 2 , in the sheet material fastener according to claim 1, one longitudinal side edge portion of the bottom portion protrudes outward from the connecting portion. To do.

( 3 ) The present invention described in claim 3 is a method for fastening a sheet material using the sheet material fastener according to claim 2 , wherein after the sheet material is stacked on the groove portion of the sheet fastener material, While mounting the sheet material fastener in the groove of the sheet fastening material and pressing the sheet material by the bottom surface portion, in the space formed between the bottom surface portion, the connecting portion and the protruding piece portion, A predetermined fall-off prevention body is disposed so as to urge one longitudinal side edge portion of the bottom face portion toward the side wall portion side of the sheet fastening member to prevent the sheet material fastening member from falling off. To do.

( 4 ) The present invention described in claim 4 is characterized in that, in the sheet material fixing method according to claim 3 , the drop-off prevention body is a linear spring formed in a corrugated shape.

  The sheet material fastener according to the present invention can be easily attached to and detached from the existing sheet material, can reliably press the sheet material, and has a wide contact area with the sheet material. There is no risk of damage.

  The present invention relates to a vinyl house in cooperation with a sheet fastening member having a groove portion in which an opening portion having a narrower width than the bottom wall portion is formed by side wall portions standing on both sides of a belt-like bottom wall portion. A sheet material fastener for fastening a sheet material such as a sheet or a tightening band, which can be disposed in a groove portion of the sheet fastening material, and has a belt-like bottom surface portion whose back surface abuts against the sheet material; A connecting portion standing upright from one longitudinal side of the bottom surface portion, and a strip-shaped upper surface portion connected in parallel with the bottom surface portion at the upper end of the connecting portion, and the sheet on the upper surface portion. An engagement piece that engages with the upper end of the side wall of the hook material protrudes to the outside of the bottom surface from the upper end of the connecting portion, and the sheet material can be mounted in a pressed state in the groove of the sheet hook material. It is what.

  That is, the sheet material fastener according to the present embodiment is formed in a substantially letter-like shape in a cross-sectional view by the bottom surface portion, the coupling portion, and the top surface portion, and the length in the longitudinal direction is, for example, the sheet It may be the same length as the tie material, or may be cut into a suitable length and used.

  In this embodiment, the sheet material fastener is made of aluminum and can be mass-produced by extrusion molding. However, it may be molded using other metals such as iron, or may be molded as a synthetic resin. May be. For example, in the case of steel or the like, the longitudinal side edge of the strip formed in a wide strip shape is bent at an acute angle and raised to form a bottom portion and a portion corresponding to the connecting portion. It is also possible to form the upper surface portion by bending it to the side.

  When using this sheet material fastener to fasten the sheet material to be secured to the sheet fastening material, the sheet material is previously stacked on the sheet fastening material, and this sheet material is attached to the sheet material fastener. The sheet material fastener is placed in an oblique posture so as to be sandwiched between the bottom surface portion and the bottom wall portion of the sheet fastening material, and is inserted into the groove portion from the opening of the sheet fastening material.

  In the state in which the sheet material fastener is mounted in the groove, the other side of the bottom surface of the sheet material fastener (the side opposite to the side where the connecting portion is erected) is one side of the sheet material. The engagement piece portion formed on the upper surface portion is engaged with the upper end of the other side wall portion of the sheet fastening material, and the sheet material is detached from the sheet fastening material. Even if a force is applied to the sheet member, the engaging piece part is more strongly pressed against the upper end side of the side wall part of the sheet fastening member, so that the sheet member can be firmly fixed.

  By the way, in the sheet fastening material which fastens the sheet material in cooperation with the sheet material fastener, the side wall portions erected from both side edge portions of the bottom wall portion are inclined toward the inner side of the bottom wall portion. Thus, an opening having a width narrower than that of the bottom wall is formed.

  The bottom width of the sheet material fastener is formed wider than the width of the opening, and narrower than the width of the bottom wall of the sheet fastener. Therefore, only by translating the sheet material fastener upward, one side edge of the bottom surface portion does not engage with the upper portion of the side wall of the sheet fastening material and come off from the opening.

  By using the sheet material fastener according to the present embodiment described above, the sheet material can be easily attached to and detached from the existing sheet fastening material, and a sheet material such as a fastening band for reinforcing other sheets or existing sheets can be used. It can be surely pressed in the groove portion of the sheet fastening material.

  In addition, since the bottom surface portion where the back surface abuts on the sheet material is formed in a band plate shape, the contact area with the sheet material is widened, so there is a possibility that the sheet material made of synthetic resin is usually damaged. Absent.

  In the above-described sheet material fastener, it is desirable that the upper surface portion has a protruding piece portion protruding to the opposite side to the protruding direction of the engaging piece portion.

  That is, the upper surface portion having the engagement piece portion has a shape having a protruding piece portion protruding inwardly of the bottom surface portion from the upper end of the connection portion. In the present embodiment, these engagement pieces This is a belt-like plate body in which the portion and the protruding piece portion are integrally continuous. And it is preferable that this protrusion piece part is made narrower than an engagement piece part, and it is good to make it easy to mount | wear with the fall prevention body mentioned later.

  Further, in the sheet material fastener according to the present embodiment, one longitudinal side edge portion of the bottom surface portion is projected outward from the connecting portion.

  That is, when the sheet material fastener is mounted in the groove portion of the sheet fastening material by projecting the long side edge, which is the side where the coupling portion is erected, to protrude outward from the connection portion. In addition, the overhanging portion can be engaged with the side wall of the sheet fastening material.

  As described above, as a method of fixing the sheet material using the sheet material fastener in which the long side edge portion on the side where the connecting portion is erected protrudes outward from the connecting portion, the groove portion of the sheet fixing material is used. After the sheet material is stacked on the sheet material, the sheet material fastener is mounted in the groove of the sheet fastening material and the sheet material is pressed by the bottom surface portion, and the bottom surface portion, the connecting portion, and the protruding piece portion, A predetermined fall prevention so as to prevent the sheet material fastener from falling off by urging one longitudinal side edge of the bottom surface portion toward the side wall of the sheet fastening material in the space formed between It is good to arrange a body.

  With this method, both the long side edges of the bottom plate of the sheet material fastener are securely locked to the side wall portions of the sheet fastener material, and the sheet is placed between the long side edge portions and the side wall portions. It becomes possible to securely hold the material under pressure.

At this time, as the drop-off prevention body, one having an appropriate shape may be used. In particular, when a linear spring formed in a corrugated shape is used, a spring used for holding the sheet on the sheet fastening material may be used. In addition, if it is the manufacturer side, it is not necessary to manufacture a new fall-off prevention body, and the user side does not need to purchase a new fall-off prevention body, which is economical.
(First embodiment)
Hereinafter, the first embodiment of the present invention will be described more specifically with reference to the drawings. 1 is an explanatory view of a vinyl house in which the sheet material fastener according to the present embodiment is used, FIG. 2 is a perspective view of the sheet material fastener according to the present embodiment, and FIG. 3 is a front view of the sheet material fastener, FIG. 4 is an explanatory view showing a state in which the sheet material is fastened by the sheet material fastener, FIG. 5 is an explanatory view in the same sectional view, and FIG.

  As shown in FIG. 1, the vinyl house 1 includes a plurality of aggregates 10 for building a house connected with predetermined fasteners at appropriate locations, and a house is formed outside the structure constructed by combining these aggregates 10. A vinyl sheet S made of a resin film is coated. In FIG. 1, reference numeral 2 denotes an entrance formed on the end face 11 of the vinyl house 1.

  The resin film used as the material of the vinyl sheet S is a so-called agricultural film, and a vinyl chloride film (vinyl chloride film) and a polyolefin film (PO film) are preferably used. In this embodiment, a PO-based film that is thinner and less stretchable than a PVC-based film, is lightweight, and easy to stretch is used.

  For covering the structure of the vinyl sheet S, a sheet fastening material 3 to be described in detail later is installed between the vertically arranged aggregates 10, 10,... And a groove formed in the sheet fastening material 3 A portion of the vinyl sheet S is inserted into 33, and a corrugated linear spring 6 (see FIGS. 4 and 5) is attached and stretched. In the present embodiment, the tightening band 4 is separately provided from the top of the vinyl sheet S at an appropriate position so that the stretched vinyl sheet S does not come off the sheet fastening member 3 due to a force such as wind. It is stretched. In the present embodiment, hereinafter, the vinyl sheet S and the fastening band 4 are collectively referred to as a sheet material.

  The tightening band 4 is fastened to the sheet fastening material 3. As a fastening method, the fastening material 4 cooperates with the sheet fastening 5 described below and the sheet fastening material 3 in this embodiment. The sheet material is fixed.

  By the way, as shown in FIG.4 and FIG.5, the sheet | seat fastening material 3 is provided by the side wall parts 31 and 31 which stood up so that it might extend diagonally upward toward the inner side on the both sides of the strip | belt-shaped bottom wall part 30, respectively. In the present embodiment, the curled portion 34 is formed by curling the tip end portions of the side wall portions 31 and 31 inwardly. When the vinyl sheet S is stretched, even if the vinyl sheet S comes into contact with the curled portion 34, the vinyl sheet S is prevented as much as possible from applying concentrated force to the vinyl sheet S. It will not be damaged.

  Hereinafter, a specific configuration of the sheet material fastener 5 according to the present embodiment and a method for fastening the sheet material (here, the fastening band 4) using the sheet material fastener 5 and the sheet fastening material 3 will be described. Detailed description.

  The sheet material fastener 5 according to the present embodiment is made of aluminum manufactured by extrusion molding, and as shown in FIG. 2, a band plate-shaped bottom surface portion 51 whose back surface abuts against the tightening band 4 which is a sheet material, A connecting portion 52 erected from one longitudinal side of the bottom surface portion 51, and a strip-shaped upper surface portion 53 integrally formed at the upper end of the connecting portion 52 and continuously provided in parallel with the bottom surface portion 51. As shown in FIG. 5, it is formed in a substantially letter-like shape in a cross sectional view. The length of the sheet material fastener 5 can be appropriately set according to the sheet material to be fastened. For example, when the vinyl sheet S is fastened, the length of the sheet material fastener 5 may be the same as that of the sheet fastening material 3. If the fastening band 4 is fastened as in the present embodiment, it may be appropriately cut to a length.

  As shown in FIGS. 4 and 5, the bottom surface portion 51 can be disposed in the groove portion 33 of the sheet fastening material 3, and the width W <b> 3 (FIG. 3) of the bottom surface portion 51 is the width of the sheet fastening material 3. It is formed wider than the width of the opening 32 and narrower than the width of the bottom wall 30 of the sheet fastening material.

  In addition, one longitudinal side edge of the bottom surface portion 51 is a bulging portion 51 a having a predetermined round shape and having a substantially circular appearance, and the bottom surface portion 51 is placed in the groove portion 33 of the sheet fastening material 3. When arranged, the bulging portion 51 a can be engaged with the inner side of the side wall portion 31 on one side of the sheet fastening material 3.

  Further, one long side edge portion of the bottom surface portion 51 protrudes outward from the connecting portion 52 to form an overhang portion 51b. By providing the overhang portion 51b, the sheet material fastener 5 is fixed to the sheet. When mounted in the groove portion 33 of the strip 3, the overhanging portion 51 b can be engaged with the side wall portion 31 on the other side of the sheet fastening strip 3.

  On the upper surface portion 53, an engagement piece portion 53a that engages with the upper end of the side wall portion 31 on the other side of the sheet fastener 3 is formed so as to protrude to the outside of the bottom surface portion 51 from the upper end of the connecting portion 52, and A bulging portion 53c having a predetermined round shape and a substantially circular appearance is also formed on the edge of the engagement piece portion 53a.

  Further, as shown in FIG. 3, a curved portion 54 is formed between the engagement piece portion 53 a and the connecting portion 52, and the curl provided on the sheet fastening material 3 is provided on the curved portion 54. The curved portion 54 and the curled portion 34 are as close as possible to each other when the bottom surface portion 51 is mounted in the groove portion 33 of the sheet fastening member 3 so as to be substantially equal to the portion 34.

  Further, the upper surface portion 53 is formed with a protruding piece portion 53b protruding to the opposite side to the protruding direction of the engaging piece portion 53a.

  In the present embodiment, the connecting portion 52 that connects the bottom surface portion 51 and the top surface portion 53 described above has a shape inclined inward so as to correspond to the side wall portion 31 of the sheet fastener 3, The width W3 can be made as wide as possible in the above-described range.

  The actual dimensions of the sheet material fastener 5 according to the present embodiment extruded by aluminum are as shown in FIG. 3, the inner method W1 of the bottom surface portion 51 = 19.25 mm, and the one side longitudinal end edge of the bottom surface portion 51. To the outer surface of the connecting portion 52 = 20 ± 0.1 mm, the width from the one side longitudinal end edge of the bottom surface portion 51 to the maximum protruding surface of the protruding portion 51b = 21.8 mm, the width of the upper surface portion 53 = 15 mm, The total width W = 30 mm, the thickness d1 of the one side longitudinal edge of the bottom surface portion 51 = 1.5 mm, the thickness d2 = 2.0 mm near the other edge of the bottom surface portion 51, and the thickness d3 = 1. 5 mm.

  With the above configuration, the fastening band 4 can be pressed and held by the sheet material fastener 5 in the groove portion 33 of the sheet fastening material 3.

  That is, the fastening band 4 is set so that the fastening band 4 to be fastened is straddled over the top of the vinyl house 1, and the vicinity of the lower end of the fastening band 4 is seat-fastened to the vinyl house 1 in advance. The fastening band 4 is hung over the strip material 3 (see FIG. 1), and the fastening band 4 is sandwiched between the bottom surface portion 51 of the sheet material fastener 5 and the bottom wall portion 30 of the sheet material strip 3. Thus, the sheet material fastener 5 is inclined and inserted into the groove 33 from the opening 32 of the sheet material 3, and the bottom surface portion 51 of the sheet material fastener 5 and the bottom of the sheet material 3. Between the wall portion 30, between the bulging portion 51 a formed on the bottom surface portion 51 of the sheet material fastener 5 and the side wall portion 31 of the sheet fastener 3, and further, the upper surface portion 53 of the sheet material fastener 5. And a curved portion 54 formed between the connecting portion 52 and Between the curled portion 34 of the over preparative fastener strip material 3, it is possible to firmly press and hold the tension band 4.

  By the way, when the sheet material fastener 5 is attached to the sheet fastening material 3 and the fastening band 4 is fastened, in this embodiment, as shown in FIGS. 4 and 5, the bottom surface portion 51 of the sheet material fastener 5 is used. In the space Q formed between the connecting portion 52 and the protruding piece portion 53b, a corrugated linear spring 7 is used as a drop-off preventing body for preventing the sheet material fastener 5 from falling off the sheet fastening material 3. It is arranged.

  By disposing the linear spring 7, one longitudinal side edge portion of the bottom surface portion 51 can be urged toward the side wall portion 31 side of the sheet fastening member 3, and the sheet material fastener 5 can be removed. It can be effectively prevented. Since the upper surface portion 53 of the sheet material fastener 5 is formed with a protruding piece portion 53b that protrudes in the opposite direction to the protruding direction of the engaging piece portion 53a, the linear spring 7 can be removed as much as possible. Can be prevented.

  Moreover, in this embodiment, as shown in FIG. 3, the upper surface portion 53 of the sheet material fastener 5 is a belt-like plate body in which the engagement piece portion 53a and the protruding piece portion 53b are integrally continuous, Moreover, since the protruding piece portion 53b is narrower than the engaging piece portion 53a, the upper portion of the space Q for disposing the drop-off prevention body is widened, and the linear spring 7 can be mounted very easily. Yes.

  As described above, the sheet material fastener 5 according to the present embodiment can be easily attached to and detached from the existing sheet material 3, and the sheet material material 5 is attached to the groove portion of the sheet material 3. In the state of being mounted inside 33, the bulging portion 51 a of the bottom surface portion 51 of the sheet material fastener 5 is engaged with the inside of one side wall portion 31 of the sheet fastening material 3 and formed on the upper surface portion 53. The engagement piece portion 53a is engaged with the upper end of the other side wall portion 31 of the sheet fastening member 3, and even if a force is applied in a direction in which the fastening band 4 is detached from the sheet fastening member 3, the engagement piece 53a is engaged. Since the portion 53a is strongly pressed by the upper end side of the side wall portion 31 of the sheet fastening member 3, it is possible to firmly fasten the tightening band 4.

  Furthermore, since the sheet material fastener 5 is urged by the linear spring 7, the overhanging portion 51b is also pressed against the inside of the side wall portion 31 of the sheet fastening material 3 to be firmly engaged, even if the above-mentioned Even if a force opposite to the direction acts on the tightening band 4, the sheet material fastener 5 does not easily fall out of the groove portion 33 of the sheet fastening material 3.

  As described above, when the sheet material fastener 5 is used, the fastening band 4 is reliably pressed and held inside the groove portion 33 of the sheet fastening material 3 in cooperation with the existing sheet fastening material 3. 1 can be formed firmly.

  In addition, since the bottom surface portion 51 that contacts the tightening band 4 is formed in a band plate shape, the contact area with the surface of the tightening band 4 is widened, and there is no possibility of damaging the tightening band 4.

  Further, the fastening object may be the vinyl sheet S. When the vinyl sheet S which is thinner and more easily damaged than the fastening band 4 is fastened, the damage can be prevented more effectively. Become.

  Incidentally, as shown in FIG. 6, a drop-off prevention body 8 having an appropriate shape can be used instead of the linear spring 7.

  As shown in the figure, this is a shape in which a wedge-shaped inclined surface portion 81 is formed on the free end side of the bottom surface portion 51 of the sheet material fastener 5 and a pressing surface 82 that contacts the connecting portion 52 is formed on the opposite side. Thus, the overhanging portion 51b of the sheet material fastener 5 can be pressed against the side wall portion 31 side of the sheet fastening material 3, and the inclined surface portion 81 can be pressed against the side wall portion 31 or the curled portion 34 of the sheet fastening material 3. It is preferably made of hard rubber or the like having a slight elasticity.

  In other words, the drop-off prevention body 8 has any shape and form as long as it has a function of pressing at least the protruding portion 51b of the sheet material fastener 5 against the side wall portion 31 side of the sheet fastening material 3. It doesn't matter.

  As described above, the present invention has been described through the embodiments. However, the present invention is not necessarily limited to the configuration shown in the above embodiments, and the shape and the like are appropriately designed unless departing from the scope of the claims. It can be changed.

  For example, as shown in FIG. 7, the sheet fastening material 3 may have a general shape having a curled portion 34 ′ in which the end portions of the side wall portions 31, 31 are curled outward. Even in the case of the sheet fastening material 3, the vinyl sheet S and the fastening band 4 can be reliably and easily fastened by using the present sheet fastener 5 as illustrated.

(Second Embodiment)
Next, a case where the present sheet fastener 5 is applied to a double-sheet-type sheet fastening material 9 used when the two vinyl sheets S and S ′ are understood from above and below will be described with reference to the drawings. . In addition, about the component same as 1st Embodiment, detailed description is abbreviate | omitted using the same code | symbol also in this embodiment.

  FIG. 8 is an explanatory view of a vinyl house in which a double-type sheet fastener is used, and FIG. 9 is an explanatory view showing a state in which two sheets are fixed by the double-type sheet fastener, FIG. 10 and FIG. 11 is explanatory drawing which shows the modification of the attachment method of the sheet | seat fastener to a double-type sheet | seat fastening material, FIG.12 and FIG.13 shows the case where the modification of a corrugated linear spring as a drop-off prevention body is used. It is explanatory drawing.

  In the vinyl house 1 shown in FIG. 8, the roof portion and the side wall portion are selectively used by using the roof vinyl sheet S1 and the side wall vinyl sheet S2.

  For this purpose, as shown in the figure, a double-type sheet fastening material 9 is disposed in the vicinity of the boundary between the roof portion and the side wall portion.

  As shown in FIG. 9, the duplex sheet fastener 9 has a configuration in which a first fastening portion 91 and a second fastening portion 92 that are arranged adjacent to each other are connected by a bridge portion 93, and Grooves 33 are formed in the first fastening portion 91 and the second fastening portion 92, respectively.

  And the sheet | seat fastener 5 in this embodiment is attached to the groove part 33 of the 1st fastening part 91, and is used in order to fasten the vinyl sheet S1 for roofs, as shown in FIG. That is, the roof vinyl sheet S1 is often used for a long time in a stretched state than the side wall vinyl sheet S2 that is rolled up and opened, and is more easily affected by wind and the like, so that it is stronger. This is because it is desired to be fixed on the surface.

  In this case as well, a linear spring 7 is used to fix the seat fastener 5, but as a modification, as shown in FIG. 10, the seat fastener 5 is attached to a double-type seat fastener material 9, such as a screw or a drill screw. It can also be directly fixed by the fastening member 5a. In FIG. 10, 5 b is a screw hole provided in the upper surface portion 53.

  Moreover, both the vinyl sheet S1 for roofs and the vinyl sheet S2 for side walls can be fastened using the sheet | seat fastener 5. FIG.

  For example, also in the example shown in FIG. 11, the vinyl sheet S <b> 1 for roof is fastened by the first fastening part 51 of the double-type sheet fastener material 9, and the vinyl sheet S <b> 2 for side wall is fastened by the second fastening part 52. In the case where the roof vinyl sheet S1 is fixed, the bridge member 93 is used to fix the sheet fastener 5 disposed in the groove portion 33 by the above-described fixing member 5a. It is fixed to. On the other hand, for the side wall vinyl sheet S <b> 1, it is only necessary to fix the sheet fastener 5 with the linear spring 6.

  By the way, the lengths of the linear springs 6 and 7 for fixing the sheet fastener 5, the sheet fastener 3 and the double sheet fastener 9 can be determined as appropriate. It is not necessary to use, for example, a thing about 10-30 cm in length can also be used. In that case, what is necessary is just to arrange | position so that the joint of each sheet | seat fastener 5, the sheet | seat fastener-like material 3, and the double-type sheet | seat fastener 9 may be straddled.

  At this time, one in which a hook 71 is formed at one end of the linear spring 7 for fastening the sheet fastener 5 can be used.

  An example in which such a hooked linear spring 70 is applied to the double-type sheet fastening material 9 is shown in FIGS. In FIG. 12, the vinyl sheet S is not shown for convenience.

  As shown in FIG. 12, the hooked linear spring 70 is formed by bending one end thereof in a direction perpendicular to the spring extending direction to form a hook 71. Then, one end of the tightening string body 72 is attached to the hook 71, and the other end is fixed to the pipe material P disposed on the ground along the side wall portion of the vinyl house 1, as shown in FIG. In FIG. 13, P1 is a pipe fixing anchor.

  By using such a linear spring 70 with a hook, the action of pressing the upper surface portion 53 of the seat fastener 5 downwards works, and it is more certain that the seat fastener 5 may fall out of the groove portion 33 of the double-type sheet fastener material 9. In addition, the vinyl sheet S can be firmly fixed.

  Of course, the linear spring 70 with a hook can be applied to a normal sheet fastening member 3 which is not a double type, and also to fasten not only the vinyl sheet S but also the fastening band 4. It can also be applied to the sheet fastener 5 used.

It is explanatory drawing of the vinyl house where the sheet | seat material fastener which concerns on this embodiment was used. It is a perspective view of the sheet material fastener concerning this embodiment. It is a front view of the sheet material fastener. It is explanatory drawing which shows the state which fastened the sheet | seat material with the same sheet | seat material fastener. It is explanatory drawing by the same sectional view. It is explanatory drawing which shows the other Example of a drop-off prevention body. It is explanatory drawing which shows the modification of the sheet | seat fastener material which mounts | wears with a sheet | seat fastener. It is explanatory drawing of the vinyl house where the double-type sheet | seat fastening material was used. It is explanatory drawing which shows the state which fastened the two sheet | seat materials with the duplex sheet | seat fastening material. It is explanatory drawing which shows the modification of the attachment method of a sheet | seat fastener. It is explanatory drawing which shows the modification of the attachment method of the sheet | seat fastener to a duplex sheet | seat fastening material. It is explanatory drawing which shows the case where the modification of the waveform linear spring as a drop-off prevention body is used. It is explanatory drawing which shows a vinyl house when the modification of a linear spring is used.

Explanation of symbols

DESCRIPTION OF SYMBOLS S Vinyl sheet 1 Vinyl house 2 Entrance / exit 3 Sheet fastening material 4 Fastening band 5 Sheet material fastener 6 Linear spring 7 Linear spring 30 Bottom wall part 31 Side wall part 32 Opening part 33 Groove part 51 Bottom part 52 Connection part 53 Upper surface part 51b Projection part 53a Engagement piece part 53b Projection piece part

Claims (4)

In cooperation with a sheet fastening member having a groove portion in which an opening portion having a narrower width than the bottom wall portion is formed by side wall portions erected on both sides of the belt-like bottom wall portion, A sheet material fastener for fastening a sheet material such as a tightening band,
It can be arranged in the groove portion of the sheet fastening material, and a belt-like bottom surface portion whose back surface abuts on the sheet material,
A connecting part erected from one longitudinal side of the bottom part,
At the upper end of this connecting portion, a strip-shaped upper surface portion connected in parallel with the bottom surface portion,
Consists of
An engagement piece portion that engages with the upper end of the side wall portion of the sheet fastening member is formed on the upper surface portion so as to protrude to the outside of the bottom surface portion from the upper end of the connecting portion, and the sheet is formed in the groove portion of the sheet fastening member. The sheet material fastener according to claim 1 , wherein a material can be mounted in a pressed state, and the upper surface portion has a protruding piece portion protruding to a side opposite to a protruding direction of the engaging piece portion . Sheet fastener according to claim 1, characterized in that one longitudinal side edge of the bottom portion, is protruded outward from the connecting portion. A method for fastening a sheet material using the sheet material fastener according to claim 2, wherein the sheet material is stacked on the groove portion of the sheet material, and then the sheet material fastener is used as a groove in the sheet material. It is mounted inside and presses the sheet material with the bottom surface portion, and one long side edge of the bottom surface portion is formed in the space formed between the bottom surface portion, the connecting portion, and the protruding piece portion. A fixing method for a sheet material, wherein a predetermined drop-off preventing body is disposed so as to prevent the sheet material fastener from falling off by being biased toward the side wall portion side of the sheet fastening material. The sheet material fixing method according to claim 3 , wherein the drop-off prevention body is a linear spring formed in a corrugated shape .

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