JP2011026902A - Connection structure of wall panel - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a connection structure of a wall panel which has a sufficient connection strength and superior construction efficiency. <P>SOLUTION: Each of wall panels 1a, 1b includes a folded piece 6 having an edge piece part 7 which projects from the side end part toward the rear and a piece part 8 to be locked which projects from the rear end part of the edge piece part 7 inward at right angle. Insertion grooves 13 which open forward and into which the folded pieces 6 of the wall panels 1a, 1b are inserted are formed in a joiner 2. Parts to be pressed 18 formed of the surfaces parallel to the edge piece parts 7 of the corresponding folded pieces 6 and locking parts 19 formed of the surfaces perpendicular to the parts 18 to be pressed 18 are formed on the inner surfaces of both insertion grooves 13, respectively. The piece part to be locked 8 of each of the wall panels 1a, 1b is locked to the corresponding locking part 19, and the edge piece part 7 is driven between the edge piece parts 7 of both wall panels 1a, 1b along the corresponding part to be pressed so that a joint member 21 is brought into a compressed state. <P>COPYRIGHT: (C)2011,JPO&INPIT

Description

  The present invention relates to a connection structure of wall panels connected via a joiner.

  2. Description of the Related Art Conventionally, a connection structure that connects wall panels constituting a wall of a bathroom unit via a joiner is known (for example, Patent Document 1). As this type of connection structure, for example, the structure shown in FIG. 2 is known. ing.

  In the conventional wall panel connection structure shown in FIG. 2, each wall panel 1a, 1b is provided with an edge piece 7 projecting from the side end toward the back. The joiner 2 is formed in a groove shape that opens to the front, one piece 30a is attached to the edge piece 7 of the wall panel 1a by a screw 31, and the other piece 30b is a spring piece bent into a square shape. The edge piece 7 of both wall panels 1a and 1b is inserted between 30a and 30b. A joint material 21 is driven between the two edge piece portions 7 so as to be in a compressed state, and the both edge piece portions 7 are pressed against the pieces 30 a and 30 b of the joiner 2 by the joint material 21.

  In the connection structure shown in FIG. 2, the edge piece 7 of the wall panel 1 b is not connected to the joiner 2 by the screw 31, and the edge piece 7 is not sufficiently fixed to the joiner 2. For this reason, especially when the wall panel 1b is pulled forward, the connection strength is not sufficient, and there may be a restriction that a handrail cannot be provided on the wall panel 1b.

  Here, the present inventor recalled the connection structure shown in FIG. 3 in the process leading to the present invention. In this connection structure, the wall panel 1b includes a locked piece portion 8 that protrudes at a right angle from the rear edge of the edge piece portion 7 toward the inside of the wall panel 1b, and the corresponding piece 30b of the joiner 2 has a folded portion. 32 is formed. The locked piece portion 8 is locked to the folded portion 32, and the connection strength between the two wall panels 1a and 1b is increased in this way.

JP 09-287222 A

  However, in any of the conventional examples of FIGS. 2 and 3, since it is necessary to fix the joiner 2 to the edge piece 7 of the wall panel 1 a with the screw 31, there is a problem in that it takes time for construction. .

  This invention is made | formed in view of the said situation, Comprising: It aims at providing the connection structure of the wall panel which has sufficient connection strength and was excellent in workability.

  In order to solve the above problems, the present invention has the following configuration. Each wall panel 1a, 1b connected via the joiner 2 protrudes from the side end portion toward the back, and the edge piece portion 7 protrudes at right angles from the rear end portion of the edge piece portion 7 toward the inside. The folded piece 6 including the locked piece portion 8 is provided. An insertion groove 13 is formed in the joiner 2 so as to open forward and into which the folded pieces 6 of the wall panels 1a and 1b are inserted. On each of the inner surfaces on both sides of the insertion groove 13, a pressed part 18 made of a surface parallel to the edge piece part 7 of the corresponding folded piece 6, and a locking part 19 made of a surface perpendicular to the pressed part 18, Is formed. The locked piece portion 8 of each wall panel 1a, 1b is locked to the corresponding locking portion 19 and the edge piece portion 7 is along the corresponding pressed portion 18, and the edge piece portion of both wall panels 1a, 1b. 7, the joint material 21 is driven into a compressed state. The edge piece 7 of each wall panel 1a, 1b is pressed against the corresponding pressed part 18 by the joint material 21.

  In this way, the locked piece 8 protruding perpendicularly from the edge piece 7 of each wall panel 1a, 1b is locked to the locking portion 19 of the joiner 2 parallel to the locked portion 19 so as not to move forward. The connection strength of the wall panels 1a and 1b, particularly the strength against the forward pulling of the wall panels 1a and 1b can be increased. Therefore, handrails can be provided on the wall panels 1a and 1b without any trouble. Further, the joiner 2 can be easily attached to the wall panels 1a and 1b by locking without using screws or the like, and the workability is improved.

  In the present invention, the connection strength of the wall panel can be increased, and the workability can be improved.

It is a horizontal sectional view showing an example of an embodiment of the present invention. It is a horizontal sectional view which shows an example of the connection structure of the conventional wall panel. It is a horizontal sectional view which shows the other example of the connection structure of the conventional wall panel.

  Hereinafter, an example of an embodiment of the present invention will be described with reference to the accompanying drawings. In the wall panel connection structure of this example shown in FIG. 1, the side ends of the wall panels 1 a and 1 b are connected via a joiner 2.

  Both wall panels 1a and 1b are used as a wall of a unit bath, and are erected adjacent to each other so as to be straight in a plan view. Each wall panel 1a, 1b is comprised by the surface board 3 which comprises a front-surface part, and the core material 5 attached to the back surface which faces the outdoor side of the surface board 3. As shown in FIG. The surface plate 3 is made of, for example, a steel plate, and the core material 5 is made of, for example, a gypsum board.

  A folded piece 6 projects from the side end of each surface plate 3 on the connection side. Each folded piece 6 protrudes from the side end of the surface plate 3 toward the back, and from the rear end of the edge piece 7 to the inside of the wall panels 1a and 1b at a right angle. It is comprised with the to-be-latched piece part 8 to perform. The edge piece portion 7 is formed by bending the side end portion of the surface plate 3 toward the back at a right angle, and further the bent end portion is bent to form the locked piece portion 8.

  The front ends of the locked piece portions 8 of the wall panels 1a and 1b are free ends, and the wall panels 1a and 1b are interposed between the locked piece portion 8 and the front surface portion 9 of the front surface plate 3 positioned in front. A fitting groove 10 is formed to open toward the inner side.

  The joiner 2 is made of, for example, an aluminum extruded shape or the like, and includes a rear piece portion 11 and side piece portions 12 that integrally protrude from both side end portions of the rear piece portion 11 toward the front side. Between the side piece portions 12 on both sides, there is formed an insertion groove 13 that opens to the front for inserting the folded pieces 6 of the wall panels 1a, 1b.

  The front part of each side piece part 12 is bent outward so that the groove width of the front part of the insertion groove 13 formed therebetween is increased toward the front side. As a result, the folded pieces 6 of the wall panels 1 a and 1 b can be easily inserted into the insertion groove 13.

  Further, the bending of each side piece 12 is distinguished from the edge piece 7 (hereinafter, particularly the other edge piece 7) which is inserted into the insertion groove 13 first of the edge pieces 7 of both wall panels 1 a and 1 b. The bending start position of the side piece 12 corresponding to the edge piece portion 7a (hereinafter referred to as the side piece portion 12a when distinguished from the other side piece portion 12) is the other side piece. The portion 12 (hereinafter referred to as the side piece portion 12b when particularly distinguished from the side piece portion 12a) is located in front of the bending start position, and the curvature radius of the side piece portion 12a is the curvature of the side piece portion 12b. It is designed to be smaller than the radius. As a result, the edge piece 7 corresponding to the side piece 12b (hereinafter referred to as the edge piece 7b when particularly distinguished from the edge piece 7a) can be easily inserted into the insertion groove 13.

  Bending portions 15 projecting outward are formed on both sides of the rear end portion of the joiner 2, thereby forming insertion grooves 16 opening inward on both sides of the rear end portion of the insertion groove 13. Has been. In addition, a fitting portion 17 that protrudes inward is formed in the front portion of each insertion groove 16.

  On each of the inner surfaces on both sides of the rear portion of the insertion groove 13, there are a pressed portion 18 formed of a surface parallel to the edge piece portion 7 of the corresponding folded piece 6, and a locking portion 19 formed of a surface perpendicular to the pressed portion 18. Is formed. The inner end of the pressed portion 18 is smoothly connected to the rear end of the locking portion 19 via an arcuate curved surface portion 20, and the corresponding insertion groove 16 is accommodated in each insertion groove 16 using the curved surface portion 20. The locking piece 8 can be easily inserted. The inner end of each pressed part 18 may be directly connected to the rear end of the locking part 19.

  In order to connect both wall panels 1a and 1b using the joiner 2, for example, the following is performed.

  First, the folded piece 6 of one wall panel 1a is inserted into the insertion groove 13 of the joiner 2 from the front, and the locked piece portion 8 of the folded piece 6 is inserted into the corresponding insertion groove 16 to engage the locking portion 19. And the edge piece 7a is aligned with the corresponding pressed part 18. Thereby, the fitted portion 17 corresponding to the fitting groove 10 of the wall panel 1a is fitted, and the front portion of the side piece portion 12a is in contact with the rear surface of the front surface portion 9 of the surface plate 3 of the wall panel 1a. The wall panel 1a is in a temporarily fixed state in which it cannot move in the front-rear direction with respect to the joiner 2.

  Next, the folded piece 6 of the other wall panel 1b is inserted between the edge piece portion 7a and the side piece portion 12b, and the locked piece portion 8 of the folded piece 6 is inserted into the corresponding insertion groove 16. While latching to the latching | locking part 19, the edge piece part 7b is made to follow the to-be-pressed part 18 corresponding. Thereby, the corresponding fitting part 17 is fitted into the fitting groove 10 of the wall panel 1b, and the front part of the side piece part 12b abuts on the rear surface of the front surface part 9 of the surface plate 3 of the wall panel 1b, Thereby, the wall panel 1b will be in the temporary stop state which cannot move with respect to the joiner 2 in the front-back direction.

  Next, a joint material 21 that can be elastically deformed in a dry manner is inserted between the edge pieces 7 of the both wall panels 1a and 1b so as to be in a compressed state, and the space between them is sealed. The edge pieces 7 of the wall panels 1a and 1b are pressed against the corresponding pressed parts 18. Thereby, the edge piece 7 of each wall panel 1a, 1b is pinched | interposed between the joint material 21 and the side piece parts 12a, 12b of both sides, and it will be in the connection state with which both wall panels 1a, 1b were connected by the joiner 2.

  In the wall panel connection structure of the present example described above, the locked piece 19 protruding at right angles from the edge piece 7 of each wall panel 1a, 1b is parallel to the locked piece 19 of the joiner 2. Therefore, the connection strength between the wall panels 1a and 1b, particularly the strength against the forward pulling of the wall panels 1a and 1b, can be increased. Therefore, handrails can be provided on the wall panels 1a and 1b without any trouble. Further, the joiner 2 can be easily attached to the wall panels 1a and 1b by locking without using screws or the like, and the workability is improved.

  In the present example, the present invention is applied to a connection structure in which the wall panels 1a and 1b adjacent to each other in a straight line are connected by the joiner 2. However, the present invention also applies to a connection structure in which both the wall panels 1a and 1b are adjacent at a right angle. Applicable. Moreover, this invention is applicable also to the connection structure of the wall panel which comprises walls other than the wall of a bathroom.

DESCRIPTION OF SYMBOLS 1a Wall panel 1b Wall panel 2 Joiner 6 Folding piece 7 Edge piece part 13 Insertion groove 18 Pressed part 19 Locking part 21 Joint material

Claims (1)

  Each wall panel connected via a joiner has an edge piece projecting from the side end portion toward the back, and a locked piece portion projecting at a right angle from the rear end portion of the edge piece portion toward the inside. Each of the inner wall on both sides of the insertion groove has an edge portion of the corresponding folding piece. And a locking portion formed of a surface perpendicular to the pressed portion is formed, and the locked piece portion of each wall panel is locked to the corresponding locking portion. Along with the pressed part corresponding to the edge piece part, the joint material is driven into the compressed state between the edge piece parts of both wall panels, and the edge piece part of each wall panel corresponds to the pressed part by this joint material. A wall panel connection structure, wherein the wall panel is pressed against the wall.

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