Bundling material

Abstract

To provide a bundling material capable of improving strength.SOLUTION: The bundling member includes a plurality of wood members each extending in the first direction, and at least one joining member joining the plurality of wood members. The plural wooden pieces include a first wooden piece and a second wooden piece adjacent to the first wooden piece in a second direction intersecting the first direction. The at least one joining member includes a first joining member that joins the first wood member and the second wood member. The first wood piece includes a first groove provided on a first surface of the first wood piece facing the second wood piece and extending along the first surface. The second wood piece includes a second groove provided on a second surface of the second wood piece facing the first wood piece in a state of facing the first groove and extending along the second surface. The first wood member and the second wood member are joined to each other by the first joining member accommodated in the first groove and the second groove.SELECTED DRAWING: Figure 1

Description

[Technical Field]

[0001] The present disclosure relates to a binding material. [Background technology]

[0002] Patent Document 1 discloses a composite laminated timber made up of a plurality of laminated and bonded laminas. [Prior art documents] [Patent documents]

[0003] [Patent Document 1] Japanese Patent Application Publication No. 2023-107469 Summary of the Invention [Problem to be solved by the invention]

[0004] The laminated wood of Patent Document 1 has room for improvement in terms of increasing strength.

[0005] The present disclosure aims to provide a binding material that can improve strength. [Means for solving the problem]

[0006] The binding material of one aspect of the present disclosure includes: a plurality of wood pieces each extending in a first direction; At least one joining material for joining the plurality of pieces of wood together; Equipped with the plurality of wooden pieces include a first wooden piece and a second wooden piece adjacent to the first wooden piece in a second direction intersecting the first direction; the at least one joining material includes a first joining material that joins the first wood piece and the second wood piece; the first piece of wood has a first groove portion provided on a first surface of the first piece of wood facing the second piece of wood and extending along the first surface; The second piece of wood has a second groove portion that is provided on a second surface of the second piece of wood facing the first piece of wood, facing the first groove portion, and that extends along the second surface, The first bonding material is accommodated across the first groove portion and the second groove portion to bond the first wooden piece and the second wooden piece together. [Effects of the Invention]

[0007] According to the present disclosure, a binding material capable of improving strength can be realized. [Brief explanation of the drawings]

[0008] [Figure 1] FIG. 1 is a perspective view showing a binding material according to one embodiment of the present disclosure. [Figure 2] 2 is a plan view of the binding material of FIG. 1 as viewed along the direction of arrow A. FIG. [Figure 3] 2 is a plan view of the binding material of FIG. 1 as viewed along the direction of arrow B. [Figure 4] FIG. 2 is a plan view showing a first modified example of the binding material of FIG. [Figure 5] 1. FIG. 4 is a plan view showing a second modified example of the binding material of FIG. DETAILED DESCRIPTION OF THE INVENTION

[0009] An example of the present disclosure will be described below with reference to the accompanying drawings. The following description is merely exemplary in nature and does not limit the present disclosure, its applications, or uses. The accompanying drawings are schematic drawings, and the illustrated configurations and actual products may differ in dimensional ratios, etc. In the following description, terms such as "about" or "approximately" mean that the values, shapes, etc. following these terms include an acceptable range of error as determined by a person skilled in the art.

[0010] As shown in FIG. 1, a binding material 1 according to one embodiment of the present disclosure includes a plurality of wooden pieces 10 each extending in a first direction (for example, the X direction) and at least one joining material 20 for joining the plurality of wooden pieces 10 together.

[0011] In this embodiment, the bundled material 1 includes nine wooden pieces 10 (hereinafter referred to as the first wooden piece 11 to the ninth wooden piece 19) and nine joining materials 20 (hereinafter referred to as the first joining materials 21 to the ninth joining materials 29). Each wooden piece 10 is a square timber (e.g., thinned cedar or cypress) measuring 45 mm to 450 mm square and 3000 mm to 10000 mm in dimension in the first direction X. Each joining material 20 is a julienned piece (also called a butterfly joint) made of cypress or zelkova. As an example, the first wooden piece 11 to the ninth wooden piece 19 have approximately the same size and shape, and the first joining materials 21 to the ninth joining materials 29 have approximately the same size and shape.

[0012] As shown in FIG. 1 , the first to ninth pieces 11 to 19 are arranged such that the first to fourth pieces 14 and the sixth to ninth pieces 16 to 19 are positioned around the fifth piece 15. The first piece 11, the third piece 13, the seventh piece 17, and the ninth piece 19 form the corners of the bundled material 1. The direction intersecting the first direction X (e.g., the Y direction) is defined as the second direction, and the direction intersecting the first direction X and the second direction Y (e.g., the Z direction) is defined as the third direction. The second piece 12 is located between the first piece 11 and the third piece 13 in the second direction Y. The third piece 13 is adjacent to the second piece 12 in the second direction Y and is located on the opposite side of the first piece 11 in the second direction Y relative to the second piece 12. The fifth piece of wood 15 is located between the fourth piece of wood 14 and the sixth piece of wood 16 in the second direction Y, and the eighth piece of wood 18 is located between the seventh piece of wood 17 and the ninth piece of wood 19 in the second direction Y. The fourth piece of wood 14 is located between the first piece of wood 11 and the seventh piece of wood 17 in the third direction Z. The fourth piece of wood 14 is adjacent to the first piece of wood 11 in the third direction Z. The fifth piece of wood 15 is located between the second piece of wood 12 and the eighth piece of wood 18 in the third direction Z, and the sixth piece of wood 16 is located between the third piece of wood 13 and the ninth piece of wood 19 in the third direction Z.

[0013] As shown in FIG. 1 , the first bonding material 21, the second bonding material 22, the third bonding material 23, the fifth bonding material 25, and the sixth bonding material 26 each extend in the third direction Z, and the fourth bonding material 24, the seventh bonding material 27, the eighth bonding material 28, and the ninth bonding material 29 each extend in the second direction Y. In other words, the first bonding material 21 to the ninth bonding material 29 extend toward the end of the bundled material 1. The first bonding material 21, the third bonding material 23, and the sixth bonding material 26 bond the first wood piece 11, the second wood piece 12, the fourth wood piece 14, the fifth wood piece 15, the seventh wood piece 17, and the eighth wood piece 18. The second bonding material 22 and the fifth bonding material 25 bond the second wood piece 12, the third wood piece 13, the fifth wood piece 15, the sixth wood piece 16, the eighth wood piece 18, and the ninth wood piece 19. The fourth bonding material 24 and the eighth bonding material 28 bond the first wood 11, the fourth wood 14, the second wood 12, the fifth wood 15, the third wood 13, and the sixth wood 16. The seventh bonding material 27 and the ninth bonding material 29 bond the fourth wood 14, the seventh wood 17, the fifth wood 15, the eighth wood 18, the sixth wood 16, and the ninth wood 19.

[0014] Fig. 2 is a plan view of the binding material 1 when viewed along the direction of arrow A in Fig. 1, and Fig. 3 is a plan view of the binding material 1 when viewed along the direction of arrow B in Fig. 1. As shown in Figs. 2 and 3, a second wooden piece 12 is adjacent to the first wooden piece 11 in the second direction Y, and a fourth wooden piece 14 is adjacent to the first wooden piece 11 in the third direction Z.

[0015] 2, the first wooden piece 11 has a first groove 112 provided on a first surface 111 of the first wooden piece 11 facing the second wooden piece 12 and extending along the first surface 111. The second wooden piece 12 has a second groove 122 provided on a second surface 121 of the second wooden piece 12 facing the first wooden piece 11 and extending along the second surface 121, facing the first groove 112. The first bonding material 21 is accommodated across the first groove 112 and the second groove 122, bonding the first wooden piece 11 and the second wooden piece 12 together.

[0016] As shown in Figure 3, the first groove portion 112 and the second groove portion 122 extend in the third direction Z. The first groove portion 112 penetrates the first wooden piece 11 in the third direction Z, and the second groove portion 122 penetrates the second wooden piece 12 in the third direction Z. Grooves of approximately the same shape and size as the first groove portion 112 are formed on the surface of the fourth wooden piece 14 facing the fifth wooden piece 15 and the surface of the seventh wooden piece 17 facing the eighth wooden piece 18, respectively, so as to be aligned in a straight line with the first groove portion 112, and together with the first groove portion 112, form a first groove group 1121. Grooves having substantially the same shape and size as the second grooves 122 are formed on the surface of the fifth wooden piece 15 facing the fourth wooden piece 14 and on the surface of the eighth wooden piece 18 facing the seventh wooden piece 17, respectively, so as to be aligned in a straight line with the second grooves 122, and together with the second grooves 122, form a second groove group 1221. The first bonding material 21 is accommodated in the first groove group 1121 and the second groove group 1221.

[0017] As shown in FIG. 2 , the second wood piece 12 has a third groove 124 extending along the third surface 123, the third surface 123 facing the third wood piece 13. The third wood piece 13 has a fourth groove 132 extending along the fourth surface 131 facing the second wood piece 12, the fourth surface 131 facing the third groove 124. The second bonding material 22 is accommodated in both the third groove 124 and the fourth groove 132, bonding the second wood piece 12 and the third wood piece 13 together. In the first direction X, the first bonding material 21 and the second bonding material 22 are located at different positions. For example, the dimension D1 between the first bonding material 21 and the second bonding material 22 in the first direction X is 300 mm to 500 mm. For example, the linear distance between the center of the first bonding material 21 in the first direction X and the center of the second bonding material 22 in the first direction X is defined as a dimension D1.

[0018] As shown in Figure 3, the third groove portion 124 and the fourth groove portion 132 extend in the third direction Z. The third groove portion 124 penetrates the second wooden piece 12 in the third direction Z, and the fourth groove portion 132 penetrates the third wooden piece 13 in the third direction Z. Grooves of approximately the same shape and size as the third groove portion 124 are formed on the surface of the fifth wooden piece 15 facing the sixth wooden piece 16 and on the surface of the eighth wooden piece 18 facing the ninth wooden piece 19, respectively, so as to be aligned in a straight line with the third groove portion 124, and together with the third groove portion 124, form a third groove group 1241. Grooves having substantially the same shape and size as the fourth grooves 132 are formed on the surface of the sixth wood piece 16 facing the fifth wood piece 15 and on the surface of the ninth wood piece 19 facing the eighth wood piece 18, respectively, so as to be aligned in a straight line with the fourth grooves 132, and together with the fourth grooves 132, form a fourth groove group 1321. The second bonding materials 22 are accommodated in the third groove group 1241 and the fourth groove group 1321.

[0019] As shown in FIG. 2 , the first wooden piece 11 has a fifth groove 113 provided on the first surface 111, extending along the first surface 111, and spaced apart from the first groove 112 in the first direction X. The second wooden piece 12 has a sixth groove 125 provided on the second surface 121 facing the fifth groove 113 and extending along the second surface 121. The third bonding material 23 is housed across the fifth groove 113 and the sixth groove 125, bonding the first wooden piece 11 and the second wooden piece 12. The second bonding material 22 is located between the first bonding material 21 and the third bonding material 23 in the first direction X.

[0020] 3, the fifth groove portion 113 and the sixth groove portion 125 extend in the third direction Z. The fifth groove portion 113 is configured substantially identical to the first groove portion 112, and the sixth groove portion 125 is configured substantially identical to the second groove portion 122. Grooves of substantially the same shape and size as the fifth groove portion 113 are formed on the surface of the fourth wooden piece 14 facing the fifth wooden piece 15 and on the surface of the seventh wooden piece 17 facing the eighth wooden piece 18, respectively, so as to be aligned in a straight line with the fifth groove portion 113, and together with the fifth groove portion 113, form a fifth groove group 1131. Grooves having substantially the same shape and size as the sixth grooves 125 are formed on the surface of the fifth wooden piece 15 facing the fourth wooden piece 14 and on the surface of the eighth wooden piece 18 facing the seventh wooden piece 17, respectively, so as to be aligned in a straight line with the sixth grooves 125, and together with the sixth grooves 125, form a sixth groove group 1251. The third bonding material 23 is accommodated in the fifth groove group 1131 and the sixth groove group 1251.

[0021] As shown in FIG. 2 , the second wood 12, the fifth wood 15, and the eighth wood 18 each have a groove formed therein that is spaced apart in the first direction X from the third groove 124 and the third groove group 1241 and has the same configuration as the third groove 124. These grooves collectively form a 3-2 groove group 1242. The third wood 13, the sixth wood 16, and the ninth wood 19 each have a groove formed therein that is spaced apart in the first direction X from the fourth groove 132 and the fourth groove group 1321 and has the same configuration as the fourth groove 132. These grooves collectively form a 4-2 groove group 1322. The fifth bonding material 25 is housed in the 3-2 groove group 1242 and the 4-2 groove group 1322. In the first direction X, the fifth groove portion 113 and the fifth groove group 1131 are located between the third groove portion 124 and the third groove group 1241 and the 3-2 groove group 1242, and the sixth groove portion 125 and the sixth groove group 1251 are located between the fourth groove portion 132 and the fourth groove group 1321 and the 4-2 groove group 1322.

[0022] As shown in FIG. 2 , the first wood 11, the fourth wood 14, and the seventh wood 17 each have a groove formed therein that is spaced apart in the first direction X from the fifth groove 113 and the fifth groove group 1131 and has the same configuration as the first groove 112. These grooves collectively form a first-second groove group 1122. The second wood 12, the fifth wood 15, and the eighth wood 18 each have a groove formed therein that is spaced apart in the first direction X from the sixth groove 125 and the sixth groove group 1251 and has the same configuration as the second groove 122. These grooves collectively form a second-second groove group 1222. The sixth bonding material 26 is housed in the first-second groove group 1122 and the second-second groove group 1222. In the first direction X, the fifth groove portion 113 and the fifth groove group 1131 are located between the first groove portion 112 and the first groove group 1121 and the first-second groove group 1122, and the sixth groove portion 125 and the sixth groove group 1251 are located between the second groove portion 122 and the second groove group 1221 and the second-second groove group 1222.

[0023] As shown in FIG. 3 , the first piece of wood 11 has a seventh groove 115 formed on a fifth surface 114 of the first piece of wood 11 facing the fourth piece of wood 14 and extending along the fifth surface 114. The fourth piece of wood 14 has an eighth groove 142 formed on a sixth surface 141 of the fourth piece of wood 14 facing the first piece of wood 11, facing the seventh groove 115 and extending along the sixth surface 141. The fourth bonding material 24 is housed across the seventh groove 115 and the eighth groove 142, bonding the first piece of wood 11 and the fourth piece of wood 14 together. In the first direction X, the first bonding material 21 and the fourth bonding material 24 are located at different positions. As an example, the dimension D2 between the first bonding material 21 and the fourth bonding material 24 in the first direction X is 150 mm to 250 mm, and the dimension D3 between the fourth bonding material 24 and the second bonding material 22 in the first direction X is 150 mm to 250 mm. For example, the linear distance between the center of the first direction X of the first bonding material 21 and the center of the first direction X of the fourth bonding material 24 is defined as dimension D2, and the linear distance between the center of the first direction X of the fourth bonding material 24 and the center of the first direction X of the second bonding material 22 is defined as dimension D3.

[0024] As shown in Figure 2, the seventh groove portion 115 and the eighth groove portion 142 extend in the second direction Y. The seventh groove portion 115 penetrates the first wooden piece 11 in the second direction Y, and the eighth groove portion 142 penetrates the fourth wooden piece 14 in the second direction Y. Grooves of approximately the same shape and size as the seventh groove portion 115 are formed on the surface of the second wooden piece 12 facing the fifth wooden piece 15 and the surface of the third wooden piece 13 facing the sixth wooden piece 16, respectively, so as to be aligned in a straight line with the seventh groove portion 115, and together with the seventh groove portion 115, form a seventh groove group 1151. Grooves having substantially the same shape and size as the eighth groove portion 142 are formed on the surface of the fifth wood piece 15 facing the second wood piece 12 and on the surface of the sixth wood piece 16 facing the third wood piece 13, respectively, so as to be aligned in a straight line with the eighth groove portion 142, and together with the eighth groove portion 142, form an eighth groove group 1421. The fourth bonding material 24 is accommodated in the seventh groove group 1151 and the eighth groove group 1421.

[0025] As shown in FIG. 3 , the fourth piece of wood 14 has a ninth groove 144 extending along the seventh surface 143 of the fourth piece of wood 14, which faces the seventh piece of wood 17. The seventh piece of wood 17 has a tenth groove 172 extending along the eighth surface 171 of the seventh piece of wood 17, which faces the fourth piece of wood 14, and which faces the ninth groove 144. The seventh bonding material 27 is accommodated in both the ninth groove 144 and the tenth groove 172, bonding the fourth piece of wood 14 and the seventh piece of wood 17 together. In the first direction X, the fourth bonding material 24 and the seventh bonding material 27 are located at different positions. For example, the dimension D4 between the fourth bonding material 24 and the seventh bonding material 27 in the first direction X is 300 mm to 500 mm. For example, the linear distance between the center of the fourth bonding material 24 in the first direction X and the center of the seventh bonding material 27 in the first direction X is defined as a dimension D4.

[0026] As shown in Figure 2, the ninth groove portion 144 and the tenth groove portion 172 extend in the second direction Y. The ninth groove portion 144 penetrates the fourth wooden piece 14 in the second direction Y, and the tenth groove portion 172 penetrates the seventh wooden piece 17 in the second direction Y. Grooves having the same configuration as the ninth groove portion 144 are formed on the surface of the fifth wooden piece 15 facing the eighth wooden piece 18 and on the surface of the sixth wooden piece 16 facing the ninth wooden piece 19, respectively, so as to be aligned in a straight line with the ninth groove portion 144, and together with the ninth groove portion 144, form a ninth groove group 1441. Grooves having the same configuration as the tenth groove portion 172 are formed on the surface of the eighth wooden piece 18 facing the fifth wooden piece 15 and on the surface of the ninth wooden piece 19 facing the sixth wooden piece 16, respectively, so as to be aligned in a straight line with the tenth groove portion 172, and together with the tenth groove portion 172, form a tenth groove group 1721. The seventh bonding material 27 is accommodated in the ninth groove group 1441 and the tenth groove group 1721.

[0027] As shown in Figure 3, the first wood 11, the second wood 12, and the third wood 13 each have a groove formed therein that is spaced apart in the first direction X from the seventh groove 115 and the seventh groove group 1151 and has the same configuration as the seventh groove 115. These grooves collectively form a 7-2 groove group 1152. The fourth wood 14, the fifth wood 15, and the sixth wood 16 each have a groove formed therein that is spaced apart in the first direction X from the eighth groove 142 and the eighth groove group 1421 and has the same configuration as the eighth groove 142. These grooves collectively form an 8-2 groove group 1422. The eighth bonding material 28 is housed in the 7-2 groove group 1152 and the 8-2 groove group 1422. In the first direction X, the ninth groove portion 144 and the ninth groove group 1441 are located between the seventh groove portion 115 and the seventh groove group 1151 and the 7-2 groove group 1152, and the tenth groove portion 172 and the tenth groove group 1721 are located between the eighth groove portion 142 and the eighth groove group 1421 and the 8-2 groove group 1422.

[0028] As shown in FIG. 3 , the fourth wood 14, the fifth wood 15, and the sixth wood 16 each have a groove with the same configuration as the ninth groove 144, spaced apart in the first direction X from the ninth groove 144 and the ninth groove group 1441, forming a 9-2 groove group 1442 as a whole. The seventh wood 17, the eighth wood 18, and the ninth wood 19 each have a groove with the same configuration as the tenth groove 172, spaced apart in the first direction X from the tenth groove 172 and the tenth groove group 1721, forming a 10-2 groove group 1722 as a whole. The ninth bonding material 29 is housed in the 9-2 groove group 1442 and the 10-2 groove group 1722. In the first direction X, the 7-2 groove group 1152 is located between the 9th groove portion 144 and the 9th groove group 1441 and the 9-2 groove group 1442, and the 8-2 groove group 1422 is located between the 10th groove portion 172 and the 10th groove group 1721 and the 10-2 groove group 1722.

[0029] The binding material 1 can exhibit the following effects.

[0030] The binding material 1 includes a plurality of wooden pieces 10 each extending in a first direction X and at least one joining material 20 joining the plurality of wooden pieces 10. The plurality of wooden pieces 10 includes a first wooden piece 11 and a second wooden piece 12 adjacent to the first wooden piece 11 in a second direction Y. The at least one joining material 20 includes a first joining material 21. The first wooden piece 11 has a first groove 112 provided on a first surface 111 of the first wooden piece 11 and extending along the first surface 111. The second wooden piece 12 has a second groove 122 provided on a second surface 121 of the second wooden piece 12 facing the first groove 112 and extending along the second surface 121. The first joining material 21 is accommodated across the first groove 112 and the second groove 122 to join the first wooden piece 11 and the second wooden piece 12. This configuration allows for a binding material 1 with improved strength.

[0031] The first groove portion 112 and the second groove portion 122 each extend in the third direction Z. The first groove portion 112 penetrates the first wooden piece 11 in the third direction Z, and the second groove portion 122 penetrates the second wooden piece 12 in the third direction Z. This configuration makes it possible to realize a binding material 1 that can further improve strength.

[0032] The plurality of wooden pieces 10 includes a third wooden piece 13 adjacent to a second wooden piece 12 in the second direction Y and located on the opposite side of the second wooden piece 12 from the first wooden piece 11 in the second direction Y. At least one joining material 20 includes a second joining material 22. The second wooden piece 12 has a third groove 124 provided on a third surface 123 of the second wooden piece 12 and extending along the third surface 123. The third wooden piece 13 has a fourth groove 132 provided on a fourth surface 131 of the third wooden piece 13 facing the third groove 124 and extending along the fourth surface 131. The third groove 124 and the fourth groove 132 each extend in the third direction Z. A second joining material 22 is accommodated across the third groove 124 and the fourth groove 132 to join the second wooden piece 12 and the third wooden piece 13. The first bonding material 21 and the second bonding material 22 are located at different positions in the first direction X. With this configuration, it is possible to realize a binding material 1 that can further improve strength.

[0033] At least one joining material 20 includes a third joining material 23. The first wooden piece 11 has a fifth groove 113 provided on the first surface 111, extending along the first surface 111, and spaced apart from the first groove 112 in the first direction X. The second wooden piece 12 has a sixth groove 125 provided on the second surface 121 facing the fifth groove 113 and extending along the second surface 121. The fifth groove 113 and the sixth groove 125 each extend in the third direction Z. The third joining material 23 is housed across the fifth groove 113 and the sixth groove 125 to join the first wooden piece 11 and the second wooden piece 12. The second joining material 22 is located between the first joining material 21 and the third joining material 23 in the first direction X. This configuration allows for a binding material 1 with improved strength.

[0034] The wooden pieces 10 are square pieces of wood timber, each measuring 45 mm to 450 mm square and 3000 mm to 10000 mm in the first direction X, and the distance between the first bonding material 21 and the second bonding material 22 in the first direction X is 300 mm to 500 mm. This configuration allows for the realization of a bundled material 1 that can further improve strength.

[0035] The plurality of wooden pieces 10 includes a fourth wooden piece 14 adjacent to the first wooden piece 11 in the third direction Z. At least one joining material 20 includes a fourth joining material 24. The first wooden piece 11 has a seventh groove 115 provided on a fifth surface 114 of the first wooden piece 11 and extending along the fifth surface 114. The fourth wooden piece 14 has an eighth groove 142 provided on a sixth surface 141 of the fourth wooden piece 14 facing the seventh groove 115 and extending along the sixth surface 141. The seventh groove 115 and the eighth groove 142 each extend in the second direction Y. The fourth joining material 24 is accommodated across the seventh groove 115 and the eighth groove 142 to join the first wooden piece 11 and the fourth wooden piece 14. In the first direction X, the first joining material 21 and the fourth joining material 24 are located at different positions. With this configuration, it is possible to realize a binding material 1 that can further improve strength.

[0036] In the first direction X, the first bonding material 21 and the second bonding material 22 are located at different positions, and the fourth bonding material 24 is located between the first bonding material 21 and the second bonding material 22. With this configuration, it is possible to realize a binding material 1 that can further improve strength.

[0037] The plurality of wooden pieces 10 are square timbers each measuring 45 mm to 450 mm square and 3000 mm to 10000 mm in the first direction X. The distance between the first bonding material 21 and the fourth bonding material 24 in the first direction X is 150 mm to 250 mm, and the distance between the fourth bonding material 24 and the second bonding material 22 in the first direction X is 150 mm to 250 mm. This configuration allows for the realization of a binding material 1 that can further improve strength.

[0038] The plurality of wooden pieces 10 are thinned cedar or cypress. With this configuration, it is possible to realize a bundled material 1 that can further improve strength.

[0039] At least one of the joining materials 20 is a piece of shredded Japanese cypress or zelkova. With this configuration, it is possible to realize a binding material 1 that can further improve the strength.

[0040] The binding material 1 can be configured as follows.

[0041] The wooden piece 10 is not limited to being a square timber measuring 45 mm to 450 mm square and 3000 mm to 10000 mm in dimension in the first direction X, but may have other shapes and dimensions. The wooden piece 10 is not limited to thinned cedar or cypress wood, but may be other types of wood, or may be wood materials such as particle board, plywood, or laminated board.

[0042] The plurality of wooden pieces 10 may all be the same type of wooden piece, or may include a plurality of types of wooden pieces with different shapes or sizes.

[0043] The number of wooden pieces 10 constituting the bundled material 1 may be plural. For example, the bundled material 1 may be made up of two wooden pieces 10 or 49 wooden pieces.

[0044] An example of a binding material 1 made up of two pieces of wood is shown in Figure 4. In the binding material 1 shown in Figure 4, the first groove portion 112 and the second groove portion 122 each have wall portions 1101 and 1201 located at one end in the third direction Z, and do not penetrate the first wood piece 11 or the second wood piece 12 in the third direction Z. In other words, the groove portion of each piece of wood 10 may or may not be formed to penetrate the piece of wood 10.

[0045] An example of a bundled material 1 made up of four wooden pieces 10 is shown in Figure 5. In the bundled material 1 shown in Figure 5, four joining materials 20 that join the four wooden pieces 10 extend in the first direction X (in other words, the end grain direction of the bundled material 1). In other words, the grooves of each wooden piece 10 are not limited to the second direction Y and the third direction Z, but may also extend in the first direction X.

[0046] The bonding material 20 is not limited to being shredded cypress or zelkova. For example, the bonding material 20 may have a shape other than shredded cypress or zelkova, or may be made of a type of wood other than cypress or zelkova, or a material other than wood (e.g., metal, resin).

[0047] The number of joining materials 20 is at least one, and is determined by, for example, the number and dimensions of the wooden pieces 10 that make up the binding material 1.

[0048] In addition to the joining material 20, adhesive may be used to join the wooden pieces 10 that make up the binding material 1.

[0049] Various aspects of the disclosure are described below.

[0050] The binding material of the first aspect of the present disclosure is a plurality of wood pieces each extending in a first direction; At least one joining material for joining the plurality of pieces of wood together; Equipped with the plurality of wooden pieces include a first wooden piece and a second wooden piece adjacent to the first wooden piece in a second direction intersecting the first direction; the at least one joining material includes a first joining material that joins the first wood piece and the second wood piece; the first piece of wood has a first groove portion provided on a first surface of the first piece of wood facing the second piece of wood and extending along the first surface; The second piece of wood has a second groove portion that is provided on a second surface of the second piece of wood facing the first piece of wood, facing the first groove portion, and that extends along the second surface, The first bonding material is accommodated across the first groove portion and the second groove portion to bond the first wooden piece and the second wooden piece together.

[0051] A binding material of a second aspect of the present disclosure is the binding material of the first aspect, the first groove portion and the second groove portion each extend in a third direction intersecting the second direction, The first groove portion penetrates the first wooden piece in the third direction, and the second groove portion penetrates the second wooden piece in the third direction.

[0052] A binding material of a third aspect of the present disclosure is the binding material of the second aspect, the plurality of wooden pieces includes a third wooden piece that is adjacent to the second wooden piece in the second direction and is located on the opposite side of the first wooden piece in the second direction with respect to the second wooden piece, the at least one joining material includes a second joining material that joins the second wood piece and the third wood piece; the second piece of wood has a third groove portion provided on a third surface of the second piece of wood facing the third piece of wood and extending along the third surface; the third piece of wood has a fourth groove portion provided on a fourth surface of the third piece of wood facing the second piece of wood, the fourth groove portion being opposed to the third groove portion and extending along the fourth surface; the third groove portion and the fourth groove portion each extend in the third direction, The second bonding material is accommodated across the third groove portion and the fourth groove portion to bond the second wood piece and the third wood piece together, In the first direction, the first bonding material and the second bonding material are located at different positions.

[0053] A fourth aspect of the present disclosure provides the binding material of the third aspect, the at least one joining material includes a third joining material that joins the first wood piece and the second wood piece; the first wood piece has a fifth groove portion provided on the first surface, extending along the first surface, and spaced apart from the first groove portion in the first direction; the second wooden piece has a sixth groove portion provided on the second surface facing the fifth groove portion and extending along the second surface; the fifth groove portion and the sixth groove portion each extend in the third direction, The third bonding material is accommodated across the fifth groove portion and the sixth groove portion to bond the first wood piece and the second wood piece together, In the first direction, the second bonding material is located between the first bonding material and the third bonding material.

[0054] A binding material of a fifth aspect of the present disclosure is the binding material of the third or fourth aspect, The plurality of wooden pieces are square timbers each having a size of 45 mm to 450 mm and a dimension in the first direction of 3000 mm to 10000 mm, The dimension between the first bonding material and the second bonding material in the first direction is 300 mm to 500 mm.

[0055] A binding material of a sixth aspect of the present disclosure is the binding material of any one of the second to fifth aspects, the plurality of wooden pieces includes a fourth wooden piece adjacent to the first wooden piece in the third direction, the at least one joining material includes a fourth joining material that joins the first wood piece and the fourth wood piece; the first piece of wood has a seventh groove portion provided on a fifth surface of the first piece of wood facing the fourth piece of wood and extending along the fifth surface; the fourth piece of wood has an eighth groove portion provided on a sixth surface of the fourth piece of wood facing the first piece of wood, facing the seventh groove portion, and extending along the sixth surface; the seventh groove portion and the eighth groove portion each extend in the second direction, The fourth bonding material is accommodated across the seventh groove portion and the eighth groove portion to bond the first wood piece and the fourth wood piece together, In the first direction, the first bonding material and the fourth bonding material are located at different positions.

[0056] A seventh aspect of the present disclosure provides the binding material of the sixth aspect, the plurality of wooden pieces includes a third wooden piece that is adjacent to the second wooden piece in the second direction and is located on the opposite side of the first wooden piece in the second direction with respect to the second wooden piece, the at least one joining material includes a second joining material that joins the second wood piece and the third wood piece; the second piece of wood has a third groove portion provided on a third surface of the second piece of wood facing the third piece of wood and extending along the third surface; the third piece of wood has a fourth groove portion provided on a fourth surface of the third piece of wood facing the second piece of wood, the fourth groove portion being opposed to the third groove portion and extending along the fourth surface; the third groove portion and the fourth groove portion each extend in the third direction, The second bonding material is accommodated across the third groove portion and the fourth groove portion to bond the second wood piece and the third wood piece together, In the first direction, the first bonding material and the second bonding material are located at different positions, and the fourth bonding material is located between the first bonding material and the second bonding material.

[0057] The binding material of an eighth aspect of the present disclosure is the binding material of the sixth or seventh aspect, The plurality of wooden pieces are square timbers each having a size of 45 mm to 450 mm and a dimension in the first direction of 3000 mm to 10000 mm, The dimension between the first bonding material and the fourth bonding material in the first direction is 150 mm to 250 mm, and the dimension between the fourth bonding material and the second bonding material in the first direction is 150 mm to 250 mm.

[0058] A binding material of a ninth aspect of the present disclosure is the binding material of any one of the first to eighth aspects, The plurality of wood pieces are thinned timbers of cedar or cypress.

[0059] A binding material of a tenth aspect of the present disclosure is the binding material of any one of the first to ninth aspects, The at least one joining material is a shredded piece of cypress or zelkova.

[0060] Any of the various embodiments or modifications described above can be combined appropriately to achieve the effects of each. In addition, combinations of embodiments, combinations of examples, or combinations of embodiments and examples are possible, and combinations of features from different embodiments or examples are also possible.

[0061] Although the present disclosure has been described in each embodiment with a certain degree of detail, the disclosed contents of these embodiments may vary in structural details, and changes in the combination and order of elements in each embodiment may be made without departing from the scope and spirit of the claimed disclosure. [Industrial Applicability]

[0062] The binding material of the present disclosure can be used, for example, as a civil engineering or construction material. [Explanation of symbols]

[0063] 1. Bundling material 10 wood 1101 Wall section 11 First wood 111 1st surface 112 First groove 1121 First Groove Group 1122 1st and 2nd Groove Group 113 5th Groove 1131 5th Ditch Group 114 Fifth surface 115 7th Groove 1151 7th Groove Group 1152 7th-2nd Groove Group 12 Second wood 1201 Wall section 121 Second surface 122 Second groove 1221 Second Groove Group 1222 2nd-2nd Groove Group 123 Third surface 124 Third groove 1241 Third Ditch Group 1242 Ditch Group 3-2 125 6th Groove 1251 6th Groove Group 13 Third wood 131 4th surface 132 Fourth groove 1321 Fourth Groove Group 1322 Ditch Group 4-2 14 4th wood 141 6th surface 142. Section 8 1421 No. 8 gully group 1422 No. 8-2 gully group 143 Surface 7 144 Ninth Trench 1441 Group 9 1442 Group 9-2 15. Fifth Timber 16. The 6th Timber 17. The 7th Timber 171 Surface No. 8 172. Section 10 1721 No. 10 gully group 1722 No. 10-2 gully group 18. 8th Timber 19. 9th Timber 20. Joint material 21 First joint material 22 Second joint material 23 Third joint material 24. Fourth joint material 25 Fifth joint material 26. Sixth joint material 27. 7th joint material 28. No. 8 joint material 29. 9th joint material

Claims

1. a plurality of wood pieces each extending in a first direction; At least one joining material for joining the plurality of wooden pieces; Equipped with the plurality of wooden pieces include a first wooden piece and a second wooden piece adjacent to the first wooden piece in a second direction intersecting the first direction; the at least one joining material includes a first joining material that joins the first wood piece and the second wood piece; The first piece of wood has a first groove portion provided on a first surface of the first piece of wood facing the second piece of wood and extending along the first surface, The second piece of wood has a second groove portion that is provided on a second surface of the second piece of wood facing the first piece of wood, facing the first groove portion, and extends along the second surface, The first bonding material is accommodated across the first groove portion and the second groove portion to bond the first wooden piece and the second wooden piece together.

2. the first groove portion and the second groove portion each extend in a third direction intersecting the second direction, The binding material according to claim 1 , wherein the first groove portion penetrates the first wooden piece in the third direction, and the second groove portion penetrates the second wooden piece in the third direction.

3. the plurality of pieces of wood include a third piece of wood that is adjacent to the second piece of wood in the second direction and is located on the opposite side of the first piece of wood in the second direction relative to the second piece of wood, the at least one joining material includes a second joining material that joins the second wood piece and the third wood piece; the second piece of wood has a third groove portion provided on a third surface of the second piece of wood facing the third piece of wood and extending along the third surface; the third piece of wood has a fourth groove portion provided on a fourth surface of the third piece of wood facing the second piece of wood, the fourth groove portion being opposed to the third groove portion and extending along the fourth surface; the third groove portion and the fourth groove portion each extend in the third direction, The second bonding material is accommodated across the third groove portion and the fourth groove portion to bond the second wood piece and the third wood piece together, The binding material according to claim 2 , wherein the first bonding material and the second bonding material are located at different positions in the first direction.

4. the at least one joining material includes a third joining material that joins the first wood piece and the second wood piece; the first wooden piece has a fifth groove portion provided on the first surface, extending along the first surface, and spaced apart from the first groove portion in the first direction; the second wooden piece has a sixth groove provided on the second surface facing the fifth groove and extending along the second surface; the fifth groove portion and the sixth groove portion each extend in the third direction, The third bonding material is accommodated across the fifth groove portion and the sixth groove portion to bond the first wood piece and the second wood piece together, The binding material according to claim 3 , wherein the second bonding material is located between the first bonding material and the third bonding material in the first direction.

5. The plurality of wooden pieces are square timbers each having a size of 45 mm to 450 mm and a dimension in the first direction of 3000 mm to 10000 mm, The binding material according to claim 3 or 4, wherein the dimension between the first bonding material and the second bonding material in the first direction is 300 mm to 500 mm.

6. the plurality of wooden pieces includes a fourth wooden piece adjacent to the first wooden piece in the third direction, the at least one joining material includes a fourth joining material that joins the first wood piece and the fourth wood piece; the first piece of wood has a seventh groove portion provided on a fifth surface of the first piece of wood facing the fourth piece of wood and extending along the fifth surface; the fourth piece of wood has an eighth groove provided on a sixth surface of the fourth piece of wood facing the first piece of wood, facing the seventh groove, and extending along the sixth surface; the seventh groove portion and the eighth groove portion each extend in the second direction, The fourth bonding material is accommodated across the seventh groove portion and the eighth groove portion to bond the first wood piece and the fourth wood piece together, The binding material according to claim 2 , wherein the first bonding material and the fourth bonding material are located at different positions in the first direction.

7. the plurality of pieces of wood include a third piece of wood that is adjacent to the second piece of wood in the second direction and is located on the opposite side of the first piece of wood in the second direction relative to the second piece of wood, the at least one joining material includes a second joining material that joins the second wood piece and the third wood piece; the second piece of wood has a third groove portion provided on a third surface of the second piece of wood facing the third piece of wood and extending along the third surface; the third piece of wood has a fourth groove portion provided on a fourth surface of the third piece of wood facing the second piece of wood, the fourth groove portion being opposed to the third groove portion and extending along the fourth surface; the third groove portion and the fourth groove portion each extend in the third direction, The second bonding material is accommodated across the third groove portion and the fourth groove portion to bond the second wood piece and the third wood piece together, The binding material of claim 6, wherein in the first direction, the first bonding material and the second bonding material are located at different positions, and the fourth bonding material is located between the first bonding material and the second bonding material.

8. The plurality of wooden pieces are square timbers each having a size of 45 mm to 450 mm and a dimension in the first direction of 3000 mm to 10000 mm, The binding material described in claim 6 or 7, wherein the dimension between the first bonding material and the fourth bonding material in the first direction is 150 mm to 250 mm, and the dimension between the fourth bonding material and the second bonding material in the first direction is 150 mm to 250 mm.

9. The binding material according to any one of claims 1 to 4, wherein the plurality of wood pieces are thinned cedar or cypress.

10. The binding material according to any one of claims 1 to 4, wherein the at least one joining material is a shredded piece of Japanese cypress or Japanese zelkova.

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