JP4391917B2 - Sheet fastening material - Google Patents

Description

  The present invention relates to a sheet fixing strip for stopping a sheet in a so-called vinyl house in which a synthetic resin sheet is stretched between a plurality of aggregates.

  In a so-called vinyl house in which a synthetic resin sheet is stretched between a plurality of aggregates, a sheet fixing strip is installed between the aggregates, and a sheet is attached to the sheet fixing strip. The part is locked (see, for example, Patent Document 1).

  That is, as shown in FIG. 6, the sheet fixing strip 70 has a bottomed triangular flask bottom shape in end view, and the upper edge portions of both sides are rounded outward. And after inserting a part of sheet | seat S in the sheet | seat stopping strip 70, the sheet | seat S is inserted by inserting the spring P of the in-plane alternate trapezoidal wave shape in the sheet | seat stopping strip 70 from there. A part of the sheet is locked to the sheet fixing strip 70.

  By the way, in order to ventilate some vinyl houses, a part of the sheet disposed on the side part can be rolled up. In order to apply to such a vinyl house, a sheet that extends on the ceiling part and the side part are provided. The following sheet fixing strips have been developed that can be separated from the hoisting sheets arranged on the sheet.

  FIG. 7 is a perspective view showing a conventional sheet fixing strip for separating and spreading two sheets. As shown in FIG. 7, the sheet fixing strip 50, the end view is in the shape of a vertically cut Erlenmeyer flask, the first locking portion 61 that locks a part of the sheet, and the end view is the first locking portion. 61, which is substantially the same shape as that of the second locking portion 62 for locking a part of the other sheet, is arranged in parallel in the width direction of the both at an appropriate distance, and a flat connecting portion 54 is provided between the two. It is connected.

  In other words, the first locking portion 61 and the second locking portion 62 have side wall portions 53 a, 53 b, 53 a, 53 b on the both side edges of the strip-shaped bottom wall portions 52, 52, respectively, with respect to the bottom wall portions 52, 52. Both corners formed by the bottom wall portions 52, 52 and the side wall portions 53a, 53b, 53a, 53b are formed in an arc shape. The width of the opening between the edges of the side walls 53a, 53b, 53a, 53b is set to about 2/3 of the width of the bottom walls 52, 52.

  The height dimension of the inner side wall portions 53b and 53b connected by the connecting portion 54 of the first locking portion 61 and the second locking portion 62, and the outside of the first locking portion 61 and the second locking portion 62. The height dimensions of the side wall portions 53a and 53a of the first locking portion 61 and the second locking portion 62 are the same as the height dimensions of the side wall portions 53a and 53a of the first locking portion 61 and the second locking portion 62, respectively. It is the same as the height dimension of 53b. The edges of the side wall portions 53a and 53a on the outer sides of the first locking portion 61 and the second locking portion 62 are each bent inwardly. On the other hand, corners formed by the edges of the side wall portions 53b, 53b inside the first locking portion 61 and the second locking portion 62 and the connecting portion 54 are bent in an arc shape.

  FIG. 8 is a perspective view showing an example of a usage state of the sheet fixing strip 50 shown in FIG. In the figure, parts corresponding to those shown in FIG. As shown in FIG. 8, sheet fixing strips 50 (50) are fixed to both shoulders of the bowl-shaped vinyl house H, for example, with the first locking portion 61 (61) facing up. And one edge part of the sheet | seat S expand | deployed in the ceiling part of the vinyl house H is in the 1st latching | locking part 61 of the sheet | seat fixing strip material 50, and the other edge part of the said sheet | seat S is the other sheet | seat fixing strip. After inserting into the first locking portion (61) of the material (50), by inserting the in-plane alternating trapezoidal spring P (P) into both the first locking portions 61 (61), Both edge portions of the sheet S are locked to both the sheet fixing strips 50 (50).

  Moreover, after inserting the upper edge part of the sheet | seat S (S) developed on the side part of the vinyl house H in the 2nd latching | locking part 62 (62) of both the sheet | seat fixing strips 50 (50), 2 The above-described springs S (S) are respectively fitted into the locking portions 62, 62, whereby both upper edge portions of the sheet S (S) are locked to both the sheet fixing strip members 50 (50). A round pipe 80 (80) is connected to the lower edge of the sheet S (S). The sheet S (S) is wound up by winding the sheet S (S) around the round pipe 80 (80).

  In this way, after the sheet S on the ceiling and the sheet S (S) on both sides are stretched, a plurality of elastic string-like house bands B, B,... Are spaced apart in the longitudinal direction of the vinyl house H. .., And the house band B, B,... Is stretched over from one side of the vinyl house H to the other side, thereby holding down the sheet S on the ceiling and the sheets S (S) on both sides.

JP 2001-309726 A

  However, such conventional sheet fixing strips have the following problems.

  FIG. 9 is a partial front sectional view of the vinyl house shown in FIG. 8, in which 50 is a sheet fixing strip. As shown in FIG. 9, the sheet S partially locked by the first locking portion 61 and the second locking portion 62 has the edges of the side wall portions 53 a and 53 b of the first locking portion 61 and the first locking portion 61. 2 is firmly held between the edge portions of the side wall portions 53a and 53b of the locking portion 62 and the house band B. Therefore, when the sheets S, S are expanded and contracted by the wind, there is a problem that the sheet S is easily torn due to friction between the house band B and the sheet S, and the life of the sheet S is shortened.

  This invention is made | formed in view of such a situation, Comprising: It reduces the friction with a house band, and provides the sheet | seat stopping strip which can ensure the lifetime of a sheet | seat.

In the present invention, an outer side wall portion and an inner side wall portion are erected on both side edges of two strip-like bottom wall portions which are attached between a plurality of aggregates of a vinyl house and are arranged in parallel at a distance. The edge portions of the opposite inner side wall portions are connected by a connecting portion integrally formed with the inner and outer side wall portions and the bottom wall portion, and are surrounded by the inner and outer side wall portions and the bottom wall portion. at least one of the two parts, the vinyl house in a part of the sheet is inserted for forming the sheet sealing strip member to stop the sheet, and the connection portion contact surface of the house band to press the sheet, the Both edges of the connecting portion are made equal to the height of the inner and outer side wall portions, and the height of the substantially central portion in the width direction of the connecting portion is made higher than that of the inner and outer side wall portions.

In the present invention, an outer side wall portion and an inner side wall portion are erected on both side edges of two strip-shaped bottom wall portions attached between a plurality of aggregates of a vinyl house and arranged in parallel at a distance from each other. The edge portions of the opposite inner side wall portions are connected by a connecting portion integrally formed with the inner and outer side wall portions and the bottom wall portion, and are surrounded by the inner and outer side wall portions and the bottom wall portion. at least one of the two parts, the vinyl house in a part of the sheet is inserted for forming the sheet sealing strip member to stop the sheet, and the connection portion contact surface of the house band to press the sheet, the both edges of the same city as the height of the side wall portions of the inner and outer coupling portions, since the height of the substantially central portion in the width direction of the connecting portion is made higher than the side wall portion of the inside and outside, inside and outside of the side wall and bottom wall The sheet is locked to the two parts surrounded by Even if the house band is pressed by the house band, the house band mainly abuts on the connecting portion, but does not abut against the outer side wall portions, or even if it abuts, the house band is weak. Since they are brought into contact with each other by contact force, even when both sheets are expanded and contracted by wind, the friction between the house band and both sheets is small, and it is difficult for both sheets to be torn. Therefore, the lifetime of both sheets can be ensured.

The sheet fixing strip according to the present embodiment is attached between a plurality of aggregates of a vinyl house, and is provided on both side edges of two strip-shaped bottom wall portions arranged in parallel at a distance from each other. The inner side wall portions are erected, and the edges of the opposite inner side wall portions are connected by a connecting portion integrally formed with the inner and outer side wall portions and the bottom wall portion . And, at least one of the two portions surrounded by the inner and outer side wall portions and the bottom wall portion is inserted with a part of the vinyl house forming sheet to stop the sheet, and the connecting portion is The contact surface of the house band that holds down the seat, both edges of the connecting portion are the same as the height of the inner and outer side wall portions, and the height of the substantially central portion in the width direction of the connecting portion is the inner and outer side wall portions. Higher.

FIG. 1 is a perspective view showing the basic configuration of this type of sheet stopper strip. The sheet stopper strip 1a is shaped like a bottom of a vertical Erlenmeyer flask when viewed from the end, and locks a part of the sheet. The 1 latching | locking part 11 and the 2nd latching | locking part 12 are arranged in parallel in the width direction of both at appropriate distance. The first locking portion 11 and the second locking portion 12 have side wall portions 3a, 3b, 3a, 3b on the both side edges of the belt-like bottom wall portions 2, 2, respectively, approximately 45 ° with respect to the bottom wall portions 2, 2. The two corners formed by the bottom wall portions 2 and 2 and the side wall portions 3a, 3b, 3a, and 3b are each arcuate. The width of the opening between the edges of the side walls 3a, 3b, 3a, 3b is about 2/3 of the width of the bottom walls 2, 2.

Moreover, the height dimension of the side wall parts 3a and 3a outside the first locking part 11 and the second locking part 12 is the same . Inside of the side wall portion 3b of the first locking portion 11 and the second locking portion 12 of this, the edges of 3b is parallel to the bottom wall 2, 2 of the first locking portion 11 and the second locking portion 12 It is connected by a flat strip-shaped connecting portion 4a which forms the.

  By the way, the edges of the outer side wall portions 3a and 3a of the first locking portion 11 and the second locking portion 12 are each bent inwardly. On the other hand, corners formed by the edges of the side wall portions 3b, 3b inside the first locking portion 11 and the second locking portion 12 and the connecting portion 4a are bent in an arc shape.

  FIG. 2 is an explanatory diagram for explaining a use state of the sheet fixing strip 1a shown in FIG. In the figure, parts corresponding to those shown in FIG. As shown in FIG. 2, the sheet fixing strip 1a is fixed to the shoulder portion of the bowl-shaped vinyl house, for example, with the first locking portion 11 facing upward, After inserting one edge portion of the sheet S developed on the ceiling portion of the vinyl house into the locking portion 11, an in-plane alternating trapezoidal spring P is inserted, and the sheet S is moved to the first locking portion 11. It is locked to.

  Moreover, after inserting the upper edge part of the sheet | seat S developed on the side part of a vinyl house in the 2nd latching | locking part 12 of the sheet | seat fastening strip 1a, the spring P mentioned above is inserted in the 2nd latching | locking part 12. By inserting the sheet S, the sheet S is locked to the sheet fixing strip 1a. And the sheet | seat S of a ceiling part and the sheet | seat S of a side part are hold | suppressed by spanning the string-shaped house band B which has elasticity over the other side from one side of a vinyl house.

3 and 4 are perspective views showing the sheet fixing strip according to the embodiment of the present invention , and the shapes of the connecting portions are different. In the figure, parts corresponding to those shown in FIG.

  In the case shown in FIG. 3, the connecting portion 4 b of the sheet fixing strip 1 b has a triangular roof shape in end view. That is, the height of the side wall portions 3a, 3a outside the first locking portion 11 and the second locking portion 12 provided in the sheet locking strip 1b, and the first locking portion 11 and the second locking portion 12 The inner side wall portions 3b and 3b have the same height, and the connecting portion 4b is connected to the inner side wall portions 3b and 3b of the first locking portion 11 and the second locking portion 12, respectively. The height is gradually increased from both edge portions connected at the same height as 3b and 3b toward the central position between the side wall portions 3b and 3b on both inner sides.

  On the other hand, in the case shown in FIG. 4, the connecting portion 4 c of the sheet fixing strip 1 c is formed on the side wall portions 3 b and 3 b inside the first locking portion 11 and the second locking portion 12 described above. After extending at an appropriate dimension from both edges connected at the same height as the inner side wall parts 3b, 3b at the height dimension, at a substantially central position between the inner side wall parts 3b, 3b. The convex part 41 is formed in the substantially center of the width direction of the connection part 4c.

Thus, in any case, the height of the central portion of the connecting portions 4b, 4c is higher than the height of the side wall portions 3b, 3b inside the first engaging portion 11 and the second engaging portion 12. also both sheets to engage with the first locking portion 11 and the second locking portion 12 in a case where the pressing by the house band, those the house band mainly connecting portion 4b, while abutting the 4c Even if they do not contact the outer side wall portions 3a, 3a of the first locking portion 11 and the second locking portion 12, or even if they are in contact with each other, they are contacted with a weak contact force, so that both sheets are expanded by the wind. Even in the case of contraction, the friction between the house band and both sheets is small, and it is difficult for both sheets to be torn. Therefore, the lifetime of both sheets can be ensured.

  On the other hand, in any case, the height of the side wall portions 3b, 3b inside the first locking portion 11 and the second locking portion 12 is the same as the side wall portion outside the first locking portion 11 and the second locking portion 12. Since it is the same height as 3a and 3a, the operation | work which latches a sheet | seat to both the latching | locking parts 11 and 12 with the spring mentioned above can be smoothly performed irrespective of the shape of the connection parts 4b and 4c.

  FIG. 5 is a perspective view showing another usage state of the sheet fixing member 1a shown in FIG. 1, and is configured to receive dew generated in the vinyl house. As shown in FIG. 5, the sheet-fixing strip 1a is fixed to the shoulder portion of the bowl-shaped vinyl house, for example, with the first locking portion 11 facing up. And after inserting the upper edge of the sheet | seat S distribute | arranged to the side part of a vinyl house in the 2nd latching | locking part 12, the one edge part of the sheet | seat S expand | deployed on the ceiling part of the vinyl house is made into the 1st of the sheet | seat fixing strip material 1a. The two sheets S and S are locked by inserting into the second locking portion 12 and then inserting an in-plane alternating trapezoidal spring into the second locking portion 12.

  At this time, since the connecting portion 4a of the sheet fixing strip 1a is higher than the side wall portion 3a outside the first locking portion 11, the sheet S developed on the ceiling portion of the vinyl house is a sheet as shown in FIG. Although it is in contact with the connecting portion 4a of the stopper strip 1a, it is not in contact with the outer side wall portion 3a of the first locking portion 11. Therefore, the dew flowing down the inner surface of the sheet S flows into the first locking portion 11 through the connecting portion 4a of the sheet fixing strip 1a with which the sheet S is in contact, and is stored therein. Is done. Thereby, dew generated on the inner surface of the sheet S developed on the ceiling is prevented from dripping into the inside of the vinyl house, and adverse effects such as morbidity on the plant being cultivated are avoided.

It is a perspective view showing a sheet over preparative sealing strip member. It is explanatory drawing explaining the use condition of the sheet | seat stopping strip shown in FIG. It is a perspective view which shows the strip | belt material for sheet | seat stop concerning an Example . It is a perspective view which shows the strip | belt material for sheet | seat stop concerning an Example . It is a perspective view which shows the other usage condition of the sheet | seat stopping strip shown in FIG. It is explanatory drawing explaining the use condition of the conventional sheet | seat stopping strip. It is a perspective view which shows the conventional strip | belt material for sheet | seat fixation for dividing and extending | stretching two sheets. FIG. 8 is a perspective view illustrating an example of a usage state of the sheet fixing strip illustrated in FIG. 7. It is a partial front sectional view of the vinyl house shown in FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1a Sheet | seat fastening material 1b Sheet | seat fastening material 1c Sheet | seat fastening material 2 Bottom wall part 3a Side wall part 3b Side wall part 4a Connection part 4b Connection part 4c Connection part 11 1st locking part 12 2nd locking part B House band P Spring S Sheet H Vinyl house

Claims (1)

An outer side wall portion and an inner side wall portion are provided on both side edges of the bottom wall portion of the two strips that are attached between a plurality of aggregates of the vinyl house and arranged in parallel at a distance from each other. The edges of the inner side wall are connected by a connecting part formed integrally with the inner and outer side walls and the bottom wall, and the two parts surrounded by the inner and outer side walls and the bottom wall are In at least one of the sheet stopping strips that inserts a part of the vinyl house forming sheet and stops the sheet,
The connecting portion is a contact surface of a house band that holds the seat , both edges of the connecting portion are the same as the height of the inner and outer side wall portions, and the height of the substantially central portion in the width direction of the connecting portion is the height. A sheet fixing strip characterized by being higher than the inner and outer side wall portions.

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