JP4019329B1 - Kamakura construction method - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a construction tool for constructing a sleeper easily and at low cost in a short time by using snow without waste, and a method for constructing a pillow using the same.
A kamakura building tool 11 which, when assembled, becomes a mold for constructing a part of a kamakura peripheral wall portion 20 and also a mold for manufacturing a snow block 22 made of the material of the kamakura dome roof portion 21. The snow is poured into the kamakura building tool 11 and the kamakura building tool 11 is disassembled after being pressed, the series of steps is repeated to build the kamakura peripheral wall portion 20, and the snow block that can be pushed by putting snow into the kamakura building tool 11 and pressing it. It is characterized by a kamakura construction method in which the kamakura dome roof portion 21 is constructed by cutting out 22 and stacking them in an arch shape.
[Selection] Figure 1

Description

  The present invention relates to a kamakura building tool and a kamakura building method.

  The traditional kamakura construction method is a traditional construction method in which the inside of the stack is hollowed out while solidifying the snow, and a construction method in which a snow (ice) block is made using a formwork and piled up, and the snow is placed around and solidified using the inner formwork There is a construction method to pile up.

  In addition, the following patent documents 1, 2, and 3 can be mentioned as a well-known technique relevant to this invention.

  JP 2002-146912 A   Japanese Patent Laid-Open No. 2002-155637   JP-A-10-184044

  As described above, the kamakura construction method according to the traditional method requires a large amount of snow and a lot of labor because it also has to collect and harden snow that will be hollowed out later. Moreover, the conventional kamakura construction method using a formwork has a problem of difficulty in handling the formwork and cost of the formwork.

  The present invention has been made in view of the above points, and an object of the present invention is to provide a kamakura building tool in which a kamakura is constructed in a short time with a small amount of labor, the formwork is easy to handle, and the cost can be kept low. It is to provide a method for building a Takakura pillow.

A kamakura construction tool comprising a curved inner peripheral mold plate (12) and outer peripheral mold plate (13), a connecting rod (14) for connecting both in parallel, a wing nut (15) and a snow stop plate (16) ( 11), the construction tool is inserted a little onto the snow, snow is poured into the construction tool and pressed, and then the construction tool is disassembled to disassemble a part of the kamakura peripheral wall portion (20) The inner peripheral plate and the outer peripheral plate are moved along the curve to a position continuous with the outer peripheral plate, and the construction tool is assembled without attaching the snow stop plate to the side in contact with a part of the peripheral wall portion. The process of constructing the kamakura peripheral wall (20) is repeated by repeating this series of operations, in which the construction tool is disassembled after throwing in and pressing the snow, and the construction tool is slightly inserted on the snow, and the snow is inserted into the construction tool. The snow block (22) formed by disassembling the construction tool is inserted into the snow block (22). Form a snow block similar to the manufacturing method on the opposite side of the wall entrance and exit, and tilt it so that it rests on the snow block. The radius of the arch radius of each row from the first row to the last row so that the curved surface of the snow block is a hemispherical arc of the dome roof in the direction facing the doorway so as to form the roof portion (21). A kamakura construction method characterized by a step of constructing a kamakura dome roof portion (21) by gradually changing the height and stacking the snow blocks in an arch shape.

  As described above, according to the present invention, the kamakura building tool is composed of the inner peripheral mold plate and the outer peripheral mold plate, the connecting rod, the wing nut, and the snow stop plate, so that it is lightweight with a simple structure and easy to assemble and disassemble. It is easy to handle, is not bulky, is easy to carry and is inexpensive. In addition, the kamakura building method using this kamakura building tool is efficient because it uses snow without waste and eliminates an unreasonable posture and is excellent in workability, and even a single worker alone can build a kamakura in a relatively short time. can do.

  From these things, it is not only used at events such as snow festivals, but also as an effective use of natural resources such as snow, such as outdoor educational activities, kamakura play in ordinary households, and once constructed, it is used as a storage in the winter. You can use Hirokama pillows.

  Hereinafter, embodiments of the present invention will be described in detail with reference to the drawings.

  1 to 14 are perspective views of a kamakura building tool and a kamakura building method according to one embodiment of the present invention. FIGS. 1 and 2 are perspective views of a kamakura building tool, and FIGS. 3 to 5 are perspective views of components constituting the kamakura building tool.

  As shown in FIGS. 1, 2, and 3, the inner peripheral mold plate 12 and the outer peripheral mold plate 13 which are parts of the kamakura building tool 11 have connecting holes 17 and 17 ′, and the positions thereof are in the upper left and right and left and right. is there. Further, when the inner peripheral mold plate 12 and the outer peripheral mold plate 13 are curved in the lateral direction and are assembled by the connecting rod 14, the center points of the respective arcs are the same.

  As shown in FIG. 4, the connecting rod 14 is combined with the wing nut 15 with both ends being thin and having male screws. The length of the portion excluding the male thread of the connecting rod 14 is equal to the thickness of the kamakura peripheral wall portion 20.

  The length of the arc of the inner peripheral mold plate 12 is L1, the length of the arc of the outer peripheral mold plate 13 is L2, the length other than the threaded portion of the connecting rod 14 is L3, the radius of the arc of the inner peripheral mold plate 12 is R, When the central angle is θ, L1 = Rθ and L2 = (L3 + R) θ.

  As shown in FIG. 5, the snow stop plate 16 has a handle 18 for attaching / detaching and a hook 19 for hooking the connecting rod 14 from the inside. The vertical dimension of the snow stop plate 16 is equal to the vertical dimension of the inner peripheral mold plate 12 and the outer peripheral mold plate 13, and the horizontal dimension is slightly shorter than the length of the connecting rod 14 other than the threaded portion.

  6 to 14 are perspective views of a kamakura building method using the kamakura building tool 11. FIGS. 6 to 10 are perspective views of a construction method of the kamakura peripheral wall portion 20, and FIGS. 11 to 14 are perspective views of a construction method of the kamakura dome roof portion 21.

  Hereinafter, a kamakura building method using the kamakura building tool 11 will be described. First, as shown in FIG. 5, the assembled kamakura building tool 11 is placed on the bottom surface where the kamakura peripheral wall portion 20 is to be built, and is inserted into the snow by about 10 cm. When snow is poured into the kamakura building tool 11 and pressed to disassemble the kamakura building tool 11, a part of the kamakura peripheral wall portion 20 is formed.

  Next, as shown in FIG. 6, the assembled kamakura construction tool 11 is placed at a position continuously provided on a part of the kamakura peripheral wall portion 20 and inserted into the snow for about 10 cm. At this time, the snow stop plate 16 on the side in contact with the kamakura peripheral wall portion 20 is inserted. Is not attached. When snow is poured into the kamakura construction tool 11 and pressed again, and the kamakura construction tool 11 is disassembled, a part of the kamakura peripheral wall portion 20 extends twice. By repeating this series of construction steps, the kamakura peripheral wall portion 20 (first stage) is constructed as shown in FIG.

  As shown in FIG. 9, when the height of the kamakura peripheral wall portion 20 (first stage) does not reach the desired height, the assembled kamakura construction tool 11 is placed on the kamakura peripheral wall portion 20 (first stage), and a series of kamakura By repeating the construction process and overlaying snow, the kamakura peripheral wall 20 is completed to a desired height as shown in FIG.

  As shown in FIG. 11, snow is put into and pressed against the assembled kamakura building tool 11, and a snow block 22 obtained by disassembling the kamakura building tool 11 is placed on the opposite side of the doorway of the kamakura peripheral wall portion 20. As shown in FIG. 12, snow blocks 22 made using the kamakura building tool 11 are formed and stacked in an arch shape.

  As shown in FIG. 13, the snow block 22 made by using the kamakura construction tool 11 is formed by slightly tilting in the opposite direction of the kamakura entrance, gradually increasing the radius of the arch so as to fit the hemisphere of the kamakura dome roof portion 21. And arched up.

  As shown in FIG. 14, the radius of the arch is gradually reduced so as to fit the hemisphere of the kamakura dome roof portion 21, and snow blocks 22 made using the kamakura building tool 11 are formed and stacked in an arch shape.

  Finally, the unevenness of the snow block 22 is smoothed and completed. It should be noted that it is necessary to pack snow in the gaps formed by stacking the snow blocks 22 and the holes formed by the connecting rods 14 in a timely manner.

  When trying to construct a kamakura of the following size, the kamakura height (1.9 m, inner maximum height 1.6 m, inner wall radius 750 mm, outer wall radius 1050 mm, peripheral wall thickness 300 mm) is required An example of the dimensions of the kamakura building tool 11 is as follows. The vertical dimension is 950 mm, the arc length of the inner peripheral mold plate 12 is 890 mm, the arc length of the outer peripheral mold plate 13 is 1200 mm, and the length of the connecting rod 14 other than the threaded portion is The vertical dimension of the snow stop plate 16 is 950 mm, and the horizontal dimension is 290 mm.

  As mentioned above, although embodiment and the Example of this invention were described, the scope of the present invention is not limited to this. For example, the connecting rod 14 is attached and detached by a combination of a male screw and a wing nut 15, but is appropriately selected depending on the situation, such as using a hole and a pin or a hole and a plunger.

  The present invention can be used in the industrial field of manufacturing and selling educational equipment and outdoor equipment.

  It is a perspective view in the state where the kamakura construction tool concerning one embodiment of the present invention was assembled.   It is a perspective view of the state where the kamakura construction tool was also disassembled.   It is a perspective view of the inner periphery template and the outer periphery template which are the parts which comprise the kamakura construction tool.   It is a perspective view of a connecting rod and a wing nut.   It is a perspective view of a snow stop board similarly.   It is a perspective view of the process of the beginning of the kamakura construction method using the kamakura construction tool of FIG. 1 which concerns on one embodiment of this invention.   It is a perspective view of the next process of the kamakura construction method.   It is a perspective view of the state where the kamakura peripheral wall part (the 1st step) was made.   It is a perspective view of the first process of constructing a kamakura peripheral wall part (second stage).   It is a perspective view of the state where the kamakura peripheral wall part (second stage) was made.   It is a perspective view of the first process of constructing a kamakura dome roof.   It is a perspective view in the state where the arch of the 1st line which constitutes the Kamakura dome roof part was made.   It is a perspective view in the state where the kamakura dome roof part was made in half.   It is a perspective view of the state before the kamakura dome roof part piles up and finishes.

Explanation of symbols

11 Kamakura Construction Tool (Assembled)
11 'Kamakura construction tool (disassembled)
12 Inner peripheral mold plate 13 Outer peripheral mold plate 14 Connecting rod 15 Wing nut 16 Snow stop plate 17, 17 'connecting hole 18 Handle 19 Hook 20 Kamakura peripheral wall portion 21 Kamakura dome roof portion 22 Snow block

Claims (1)

A kamakura construction tool comprising a curved inner peripheral mold plate (12) and outer peripheral mold plate (13), a connecting rod (14) for connecting both in parallel, a wing nut (15) and a snow stop plate (16) ( 11), the construction tool is inserted a little onto the snow, snow is poured into the construction tool and pressed, and then the construction tool is disassembled to disassemble a part of the kamakura peripheral wall portion (20) The inner peripheral plate and the outer peripheral plate are moved along the curve to a position continuous with the outer peripheral plate, and the construction tool is assembled without attaching the snow stop plate to the side in contact with a part of the peripheral wall portion. The process of constructing the kamakura peripheral wall (20) is repeated by repeating this series of operations, in which the construction tool is disassembled after throwing in and pressing the snow, and the construction tool is slightly inserted on the snow, and the snow is inserted into the construction tool. The snow block (22) formed by disassembling the construction tool is inserted into the snow block (22). Form a snow block similar to the manufacturing method on the opposite side of the wall entrance and exit, and tilt it so that it rests on the snow block. The radius of the arch radius of each row from the first row to the last row so that the curved surface of the snow block is a hemispherical arc of the dome roof in the direction facing the doorway so as to form the roof portion (21). A kamakura construction method characterized by a step of constructing a kamakura dome roof portion (21) by gradually changing the height and stacking the snow blocks in an arch shape.

Images