JP5972001B2 - Polygon-shaped floor decorative board and connecting method of polygon-shaped decorative floor board - Google Patents

Description

  The present invention relates to a polygonal floor decorative board and a method for connecting polygonal floor decorative boards.

  Conventionally, a plurality of floor decorative plates are laid in a connected state on a balcony or a poolside. In the field of the floor decorative board, various developments shown below are performed.

  Patent Document 1 discloses a floor structure that can be easily and quickly constructed on a floor or the like by an inexperienced person and can enhance the feeling of use and the decoration effect.

  The floor construction body described in Patent Document 1 is a floor construction body in which a base body is inserted into a rectangular frame body to be a floor surface, and the frame body has a locking body on its four circumferential surfaces. A large number of alternately adjacent locking members of the floor construction body and detachably engaging receivers are provided so that the contact between the pair of frame bodies can selectively perform the entire surface and the half surface. It is arranged.

  Patent Document 2 discloses a laying member that can reliably prevent loss of the connecting piece when the connecting piece that connects the main body members of adjacent laying members is not used.

  The laying member described in Patent Document 2 is a laying member in which a plurality of main body members are adjacent to each other and the main body members are connected to each other, and an engaging portion of a connecting piece can be engaged with a peripheral portion of the main body member. An engaged portion is provided, and the engaged portion is configured to be able to engage with the engaging portion and hold the connecting piece inside the peripheral edge of the main body member.

  In Patent Document 3, a fitting protrusion having a cylindrical shape in the thickness direction of the floor decorative material and having a bulging portion at the tip is provided on two adjacent sides of the floor decorative material formed in a square shape. The remaining two adjacent sides are provided with fitting holes for receiving and fitting these protruding portions in the thickness direction of the floor decorative material, and the protruding portions of the protruding portions are inserted into the fitting holes of the adjacent floor decorative material. The bulging portion is used as a detent to connect the protrusion and the fitting hole, thereby connecting a plurality of floor decorative materials, in the thickness direction of the floor decorative material. A fitting hole is provided near the bottom, and a protrusion is fitted near the tip of the fitting hole, and a fixed distance from the base end of the protrusion to the fitting is provided on the side where the fitting hole is provided. This floor decorative material can be moved up and down by a certain distance with respect to the floor decorative material on the side where the protrusions are provided.

Utility Model Registration No. 3050920 Utility Model Registration No. 3107486 Japanese Patent No. 3215024

  However, in the floor structure described in Patent Document 1, if there is no area where one floor structure can be laid, the floor structure cannot be laid in the area, and a blank area is created. The area means a space or a plane area. Further, even if the size variation of the floor structure is increased, there is a problem that the number of types of the floor structure increases, and the inventory management space and the manufacturing cost increase.

  Similarly, in the laying member described in Patent Document 2, when there is no region where one laying member can be laid, the laying member cannot be laid in the region, and a blank region is created, and the same problem occurs. Furthermore, the same problem occurs in the floor decorative material described in Patent Document 3.

An object of the present invention is to provide a polygonal floor decorative board having a high degree of freedom when laying a floor decorative board at low cost and a method for connecting the polygonal floor decorative boards.
Another object of the present invention is to provide a polygonal floor decorative board and a connecting method for the polygonal floor decorative board that can reduce the blank area at low cost.

(1)
A polygonal floor decorative board according to a first aspect of the invention is a polygonal floor decorative board in which a decorative floor is laid on a floor or the like, and the floor decorative board can be divided at a predetermined position. A stop portion, a second locking portion that can be fitted in a position facing the first locking portion provided on the adjacent floor decorative board, and an opposing floor decorative board provided near the predetermined position And a third locking part that can be fitted to the first locking part or the second locking part at a position to be engaged.
In addition, the 3rd latching | locking part may be engageable with both the 1st latching | locking part and the 2nd latching | locking part of the position which an adjacent floor decorative board opposes.

The polygonal shape is not a polygon in a strict sense, but the corners may be R-shaped, and some of the sides may be arc-shaped.
In consideration of workability, productivity, economy, versatility, handleability, maintainability, etc., a rectangular shape is preferable, and a square shape is more preferable.

  The floor or the like is not particularly limited as long as the floor decorative board of the present invention is laid according to the purpose, such as a balcony, a veranda, a rooftop, or a poolside of a house, and the concrete placement surface is exposed. Even on or on the floor, a rubber sheet, a soft synthetic resin sheet, a rubber or synthetic resin foam sheet, a fiber mat such as nonwoven fabric or woven fabric, a mat-like material such as rock wool or felt, etc. It may be a floor on which sheets such as a waterproof sheet (including a protective layer of the sheet) are exposed.

(2)
The polygonal floor decorative board according to the second invention is the polygonal floor decorative board according to the first invention, wherein the third locking part is a first locking part at a position facing an adjacent floor decorative board. Alternatively, it has means for preventing separation from the second locking portion.
The separation preventing means is a configuration provided to prevent separation between the third locking portion and the first locking portion or the second locking portion at a position where the adjacent floor decorative plate faces. There is no particular limitation, and even if a protrusion is provided on the third locking portion, the tip of the third locking portion is deformed into an L shape, a J shape, or an inverted T shape. Alternatively, a configuration in which separation is prevented by an O-ring, a hose band, a clip, a tape, a bolt and a nut, a snap pin, a snap button, or the like may be used.
Here, the separation preventing means is provided in order to prevent separation of the third locking portion and any of the first locking portion and the second locking portion at the position where the adjacent floor decorative plate faces each other. It may be a configuration.
In addition, “separate” means a floor decorative board depending on a normal use state, that is, a load of a person or an object, a walking load of a person, or a passing load of a three-wheeled vehicle or a baby carriage. It means that the connection between each other or the floor decorative board and the floor decorative board divided at a predetermined position is released naturally.

(3)
The polygonal floor decorative board according to the third invention is the polygonal floor decorative board according to the first invention or the second invention, wherein the predetermined position is a surface material provided on the floor decorative board, and the surface This is a joint formed between the surface material adjacent to the material.

(4)
A polygonal floor decorative board according to a fourth aspect of the present invention is the polygonal floor decorative board according to any one of the first to fourth aspects, wherein a thin portion is formed at a predetermined position.

(5)
A polygonal floor decorative board according to a fifth aspect of the present invention is the polygonal floor decorative board according to any one of the first to fourth aspects of the invention, wherein the polygonal floor decorative board communicates in the thickness direction of the floor decorative material at a predetermined position. Is formed.

(6)
A polygonal floor decorative board according to a sixth aspect of the present invention has a rectangular shape, and in any one of the polygonal floor decorative boards according to the first to fifth aspects of the invention, the first locking portion is polygonal. It is arranged on two adjacent sides of the outer periphery of the shape, and the second locking part is arranged on the remaining two adjacent sides of the outer periphery of the polygonal shape.

(7)
A polygonal floor decorative board according to a seventh aspect of the present invention is the polygonal floor decorative panel according to any one of the first to fifth aspects, wherein the first locking portion and the second locking portion are When one of the first locking portion and the second locking portion is disposed alternately on each side of the outer periphery of the polygonal shape and at a predetermined position on one side, the one side of the adjacent floor decorative board is opposed The other of the first locking portion and the second locking portion is disposed at a predetermined location on the side to be operated.

(8)
The polygonal floor decorative board connecting method according to the eighth invention is a polygonal floor decorative board connecting method for laying a decorative floor on a floor or the like, and is any one of claims 1 to 7. A dividing step of dividing the polygonal floor decorative board according to item 1 into polygonal pieces that are further subdivided at predetermined positions, and a third locking portion at the first position at which the adjacent floor decorative board faces. And a fitting step for fitting into the locking portion or the second locking portion.
In addition, the 3rd latching | locking part may be a fitting step which fits both the 1st latching | locking part and the 2nd latching | locking part of the position which an adjacent floor decorative board opposes.

(A)
In the polygonal floor decorative plate, the fitting between the first locking portion and the second locking portion can be inserted into and removed from the floor decorative plate in the thickness direction. In this case, since the fitting between the first locking portion and the second locking portion is a shape that can be inserted and removed with respect to the thickness direction of the floor decorative plate, only one floor decorative plate is removed after laying. Or can be laid again.

(I)
In the polygonal floor decorative board, the first locking portion and the second locking portion are fitted with a clearance outside the fitting surface. In this case, since the clearance is provided on a surface different from the mating surface of the floor decorative board, it is possible to absorb the thermal expansion / contraction change due to the material of the floor decorative board while ensuring the fitting of the floor decorative board. . As a result, weather resistance can be improved.

(U)
In the polygonal floor decorative board, the first locking part is composed of a plurality and arranged at a predetermined interval, and the third locking part is composed of a plurality of and arranged at a predetermined interval, The fitting between the first locking portion and the third locking portion at the opposing positions of the adjacent floor decorative plates is provided with a clearance outside the mutual fitting surface. In this case, the polygonal floor decorative board is divided, and the third locking portion is formed in the vicinity of the divided predetermined position. Therefore, the first locking portion is fitted to the third locking portion. . Thereby, the floor decorative board divided | segmented into the polygonal floor decorative board can be connected.
Further, since a clearance is provided on a surface different from the fitting surface between the first locking portion and the third locking portion, the fitting between the first locking portion and the third locking portion is ensured. In addition, the thermal expansion and contraction due to the materials of the first locking portion and the third locking portion can be absorbed by the clearance. As a result, the durability of the floor decorative board can be enhanced, and unevenness such as the floor on which the floor decorative board is laid can be absorbed.

(D)
Since the fitting between the third locking portion and the first locking portion or the second locking portion is a shape that can be inserted and removed with respect to the thickness direction of the floor decorative plate, one floor decorative plate after laying Can only be removed or laid again. The first locking portion or the second locking portion includes both the first locking portion and the second locking portion.

According to the first aspect of the present invention, when a floor decorative board is laid, one floor decorative board is divided at a predetermined position, and the divided and subdivided floor decorative board is adjacent to another floor decorative board. And can be laid.
Further, in order to lay one floor decorative board, it is possible to lay a floor decorative board that is divided and subdivided even in a narrow area or an area having a protruding corner or a corner. Furthermore, the 3rd latching | locking part of this subdivided floor decorative board can be fitted and connected with either the 1st latching | locking part or the 2nd latching | locking part of the other floor decorative board adjacent. . As a result, it is possible to provide a method of connecting polygonal floor decorative boards having a high degree of freedom when laying the floor decorative boards.

  According to the invention described in claim 2, in the floor decorative plate, the third locking portion is fitted with the first locking portion or the second locking portion provided on the other floor decorative plate, Since it has a separation preventing means with respect to the first locking part or the second locking part, the third locking part has a first locking part or a second locking part at a position facing an adjacent floor decorative board. It can be prevented from coming off easily.

  According to the third aspect of the invention, the predetermined position is a joint formed between the surface material provided on the floor decorative board and the surface material adjacent to the surface material. The surface material such as thickness can be easily divided at the joint portion without being divided.

  According to invention of Claim 4, since the thin part is formed in the predetermined position, it can divide | segment easily by a thin part.

  According to the fifth aspect of the present invention, since the communication portion is formed in the thickness direction at the predetermined position, it can be easily divided at the predetermined position. Moreover, by forming the communication portion in the thickness direction, rain water, water spray, etc. on the surface of the floor decorative board can be quickly discharged to the lower part of the floor decorative board.

  According to invention of Claim 6, a 1st latching | locking part is provided in two adjacent sides of the outer periphery of a square-shaped floor decorative board, and a 2nd latching is carried out to the remaining two adjacent sides of a polygonal outer periphery. Since the portion is arranged, the two floor decorative plates can be laid adjacently by fitting the second locking portion of the other floor decorative plate into the first locking portion of one floor decorative plate.

  According to the seventh aspect of the present invention, the first locking portion and the second locking portion are alternately arranged on each side of the outer periphery of the polygonal shape, and the first locking portion and the first locking portion are arranged at a predetermined place on one side. When at least one of the two locking portions is disposed, the other of the first locking portion and the second locking portion is disposed at a predetermined position on the opposite side of the one side. Both floor decorative plates can be laid adjacent to each other by fitting a second locking portion of another floor decorative plate to one locking portion.

According to the invention described in claim 8, at the time of laying the floor decorative board, one floor decorative board is divided at a predetermined position, and the divided and subdivided floor decorative board is adjacent to another floor decorative board. And can be laid.
Moreover, in order to lay one floor decorative board, even if it is a narrow area | region, the floor decorative board divided | segmented and subdivided can be connected and laid. Furthermore, the 3rd latching | locking part of this subdivided floor decorative board can be fitted and connected with either the 1st latching | locking part or the 2nd latching | locking part of the other floor decorative board adjacent. . As a result, it is possible to provide a method of connecting polygonal floor decorative boards having a high degree of freedom when laying the floor decorative boards. That is, blank areas can be reduced at low cost.

It is a schematic plan view which shows an example of the floor decorative board which concerns on 1st Embodiment. It is a typical front view showing an example of a resin mat. It is a typical side view showing an example of a resin mat. It is a typical back view showing an example of a resin mat. It is a schematic diagram which shows an example of the connection method of a floor decorative board. It is a typical sectional view showing an example of the connection state of a plurality of legs of a floor decorative board, and a plurality of fitting parts. It is a schematic diagram which shows an example of the division | segmentation method of a floor decorative board. It is a schematic diagram which shows an example of the connection method of the division | segmentation flooring decorative board divided | segmented and subdivided in FIG. It is typical sectional drawing which shows an example of the connection state of the some rib part of a floor decorative board, and a some fitting part. It is a typical perspective view which shows an example of the floor decorative board which concerns on 2nd Embodiment. It is a typical front view of a floor decorative board. It is a typical side view of a floor decorative board. It is a typical back view of a floor decorative board. It is a typical perspective view showing an example of a plurality of legs and a plurality of fitting parts. It is a typical perspective view which shows the state by which a leg part is inserted in a fitting part. It is a typical perspective view which shows the state by which a leg part is inserted in a rib part. It is a schematic diagram which shows an example of the clearance with a rib part and a leg part. It is a schematic plan view which shows the other example of a floor decorative board.

Hereinafter, embodiments of the present invention will be described with reference to the drawings. A preferred embodiment of the present invention is as follows, but the present invention is not limited to the following embodiment.
(First embodiment)
FIG. 1 is a schematic plan view showing an example of a floor decorative plate 100 according to the first embodiment.

(Outline of floor decorative board)
As shown in FIG. 1, the floor decorative plate 100 has a rectangular shape with a length of 300 mm and a width of 300 mm. The floor decorative board 100 is mainly composed of a plurality of surface materials 200 and a resin mat 300. The surface material 200 is mainly made of plastic, rubber, porcelain tile, natural wood, natural stone, and a composite material thereof. The resin mat 300 is made of a resin having water resistance, durability, and load resistance, and a carbon bundle (not shown) that suppresses static electricity is provided on the back surface side. The surface material 200 is bonded and fixed to the resin mat 300 with an adhesive or the like. In the present embodiment, a total of nine surface materials 200 are bonded and fixed to one resin mat 300, three vertically and three horizontally. As will be described later, a gap (a joint portion) is provided between one surface material 200 and the adjacent surface material 200. Here, the surface material 200 may be made of the same resin as the resin mat 300, and the surface material 200 and the resin mat 300 may be integrally formed. Hereinafter, the resin mat 300 will be described in detail.

(Outline of resin mat)
2 to 4 are schematic views showing an example of the resin mat 300. FIG. 2 shows a schematic front, FIG. 3 shows a schematic side, and FIG. 4 shows a schematic back.

  As shown in FIGS. 2 to 4, the resin mat 300 mainly includes a flat plate holding portion 310, a plurality of leg portions 320, a plurality of fitting portions 330, and a plurality of rib portions 340.

The flat plate holding part 310 has a rectangular flat part for adhering the surface material 200 described above, and is formed with a predetermined thickness H1 as a whole. Further, the flat plate holding part 310 has a thickness H2 (H2 <H1) at the joint between the so-called surface material 200 and the adjacent surface material 200 so as to be easily divided and subdivided according to the number of the surface materials 200. The thin-walled portion 311 is formed. The thickness H2 of the thin wall portion 311 is made thinner than the thickness H1, and is normally used, that is, a load of a person or an object, a walking load of a person, or a passing load such as a three-wheeled vehicle or a baby carriage, The thickness is not particularly limited as long as the thin decorative portion 100 can be easily divided in the thin portion 311 using a tool such as a knife without damaging the thin portion 311.
In the present embodiment, the thin portion 311 is provided on the back surface side of the flat surface holding portion 310, but may be provided on the front surface side of the flat surface holding portion 310, and is provided on both the back surface side and the front surface side. May be.
Further, in the present embodiment, two thin portions 311 are provided perpendicularly to each other at predetermined intervals on joints provided between one surface material 200 and the adjacent surface material 200. In addition, a slit 313 having a width larger than the width of the joint portion provided between the one surface material 200 and the adjacent surface material 200 is provided in a part of the thin portion 311 (that is, the joint portion).

In the present embodiment, the thin portion 311 is thin and further provided with a slit 313. However, the present invention is not limited to this, and only the thin portion 311 may be provided, or only the slit 313 may be provided. Further, a long hole or a hole may be provided in all or a part of the formation region of the thin portion 311 so as to be easily separated.
The slit 313 has an effect that rainwater, dust, and the like accumulated on the joint portion of the floor decorative plate 100 can be easily discharged.
Further, the surface side of the thin portion 311 (that is, the joint portion) may be inclined toward the slit 313 so as to have a downward gradient, and the downward gradient toward the outer peripheral direction of the floor decorative plate 100 or the flat plate holding portion 310. It may be provided so as to be inclined.
By carrying out like this, the rain water, dust, etc. which accumulate on the joint part of the floor decorative board 100 can be discharged | emitted more effectively.

  In addition, the flat plate holding portion 310 is uniformly formed with a plurality of holes 312 to prevent warping or sink marks peculiar to the resin, to save the amount of resin used, and to reduce the weight of the resin mat 300. In addition, the shape, size, and number of the plurality of holes 312 are not limited, and the plurality of leg portions 320 in consideration of load resistance (strength), weight, durability, economy, maintainability, and the like. The plurality of fitting portions 330 and the plurality of rib portions 340 are appropriately provided at locations where the plurality of fitting portions 330 and the plurality of rib portions 340 are not provided.

  The plurality of leg portions 320 are arranged in a substantially cylindrical shape vertically downward from the flat plate holding portion 310 on two adjacent sides of the flat plate holding portion 310 at a predetermined interval T11. A protrusion 321 is provided on the tip side of the plurality of legs 320. In the present embodiment, six leg portions 320 are arranged on one side at a predetermined interval T11.

  Next, the plurality of fitting portions 330 are projected vertically downward from the flat plate holding portion 310 toward the outside at predetermined intervals T11 on the remaining two adjacent sides of the flat plate holding portion 310, respectively. The plurality of fitting portions 330 are provided with holes 331 in the vertical direction at the protruding portions, and horizontal ribs 332 are provided on the inner peripheral wall of the holes 331. Moreover, in this Embodiment, the some fitting part 330 is arrange | positioned by the predetermined space | interval T11 by one side.

  The plurality of rib portions 340 are arranged vertically below the flat plate holding portion 310 at predetermined intervals T11 in the vicinity of nine rectangular sides defined by the thin-walled portion 311 (that is, the joint portion). The predetermined interval T11 is provided with the same size as the predetermined interval T11 of the plurality of leg portions 320 and the plurality of fitting portions 330.

  The vicinity in the present invention means that the plurality of leg portions 320 and the plurality of fitting portions 330 are connected to the outer side of the circumference having four sides with respect to the rectangular side at the convex position or the concave position. It means a range at a possible distance.

(Method for connecting floor decorative plates)
Next, the connection method of the floor decorative board 100 will be described.
FIG. 5 is a schematic diagram showing an example of a method for connecting the floor decorative board 100, and FIG. 6 is a schematic cross-sectional view showing an example of a connection state of the plurality of legs 320 and the plurality of fitting parts 330 of the floor decorative board 100. It is.

  As shown in FIGS. 5 and 6, generally, a plurality of floor decorative plates 100 are connected to each other over a wide area. In this case, the plurality of leg portions 320 of the floor decorative plate 100 are inserted and connected to the plurality of fitting portions 330.

  As shown in FIG. 6, the outer circumferences of the protrusions 321 provided on the distal ends of the plurality of legs 320 with respect to the width D1 of the horizontal ribs 332 provided on the inner peripheral walls of the holes 331 of the plurality of fitting portions 330. Since the width D2 (D1 + 0.2 mm ≦ D2) is slightly larger, when the plurality of leg portions 320 are inserted into the plurality of fitting portions 330, the protruding portions 321 are elastically deformed and get over the horizontal ribs 332 When this happens, you can feel a click and let the installer know that the connection is complete. Moreover, since the protrusion part 321 gets over the horizontal rib 332, the wrinkle to the extraction direction is formed, Therefore It becomes difficult to remove | deviate easily. Here, “not easily removed” means that the floor decorative board 100 needs to be removed at a predetermined position due to cleaning or maintenance, etc., in a normal use state, that is, a load of a person or an object that can be normally assumed. It means that it does not come off (does not separate) due to heavy, human walking load, or passing load such as a three-wheeled vehicle or a baby carriage.

(Method of dividing and connecting floor decorative boards)
Next, a method for dividing and connecting the floor decorative plate 100 will be described.
FIG. 7 is a schematic diagram showing an example of a method for dividing the floor decorative board 100, and FIG. 8 is a schematic diagram showing an example of a method for connecting the subdivided decorative floor boards 110, 120 divided in FIG. FIG. 9 is a schematic cross-sectional view showing an example of a connection state of the plurality of rib portions 340 and the plurality of fitting portions 330 of the floor decorative plate 100.

As shown in FIG. 7, the floor decorative plate 100 in the present embodiment can be separated along the thin portion 311 with a blade. Hereinafter, as shown in FIG. 7, the smaller floor decorative board obtained by cutting the two thin-walled parts 311 (that is, the joint parts) and separating and subdividing the floor decorative material 100 is referred to as a subdivided floor decorative board 110, which is large. This floor decorative board is called subdivided floor decorative board 120.
As shown in FIG. 7 and FIG. 8, the rib portion 340 of the sub-floor decorative plate 110 and the fitting portion 330 of the sub-floor decorative plate 120 are connected and laid. In this case, the rib part 340 of the sub-flooring decorative board 110 is inserted and connected to the plurality of fitting parts 330.

  As shown in FIG. 9, the protrusion provided on the front end side of the rib portion 340 of the subdivided floor decorative board 110 with respect to the width D1 of the horizontal rib 332 provided on the inner peripheral wall of the hole 331 of the plurality of fitting portions 330. Since the outer peripheral width D3 (D1 + 0.2 mm ≦ D3) of the portion 341 is slightly larger, when the rib portion 340 of the sub-floor decorative board 110 is inserted into the plurality of fitting portions 330, the protruding portion 341 is elastic. When it is deformed and gets over the horizontal rib 332, it feels "click", and the builder can recognize the completion of connection. Here, “not easily removed” means that the floor decorative board 100 needs to be removed at a predetermined position due to cleaning or maintenance, etc., in a normal use state, that is, a load of a person or an object that can be normally assumed. It means that it does not come off (does not separate) due to heavy, human walking load, or passing load such as a three-wheeled vehicle or a baby carriage.

  In addition, as shown in FIG. 8, with a single square floor decorative plate 100, it is possible to cope with a subdivided square subdivided decorative plate 110 even in an area where it has not been laid.

(Second Embodiment)
FIG. 10 is a schematic perspective view showing an example of a rectangular floor decorative board 100a having a length of 300 mm and a width of 300 mm according to the second embodiment. Hereinafter, the difference between the floor decorative plate 100a according to the second embodiment and the floor decorative plate 100 according to the first embodiment will be described.

11 to 13 are schematic views of the floor decorative plate 100a. FIG. 11 shows a schematic front, FIG. 12 shows a schematic side, and FIG. 13 shows a schematic back.
In the floor decorative board 100 of the first embodiment, the thin-walled portion 311 is formed so that it can be subdivided into nine pieces (3 vertical × 3 horizontal), but in the second embodiment The thin wall portion 311a is vertically and horizontally 1 at a predetermined interval on a joint portion provided between one surface material 200 and the adjacent surface material 200 so that it can be subdivided into 4 pieces (2 in length and 2 in width). The books are provided orthogonal to each other. Although not shown, the thin portion 311a is provided with a slit similar to the slit 313.

  Further, in the second embodiment, instead of the plurality of legs 320 of the floor decorative board 100 different from the first embodiment, a plurality of legs 320a are provided, and instead of the plurality of fitting parts 330. And a plurality of fitting portions 330a. Moreover, it has the some rib part 340a instead of the some rib part 340. FIG. Further, the plurality of rib portions 340a are not cylindrical but have a substantially U-shaped cross-sectional rib shape, and are provided in the vicinity of the thin portion 311a.

  Furthermore, in the floor decorative board 100a according to the second embodiment, a plurality of leg portions 320a and a plurality of fitting portions 330a are alternately provided at predetermined intervals T11 on each side (four sides) of the square outer periphery. It has been. In the floor decorative plate 100a according to the second embodiment, a fitting portion 330a is provided on one side of the leg portion 320a on the opposite side of the adjacent floor decorative plate 100a.

  FIG. 14 is a schematic perspective view showing an example of the plurality of leg portions 320a and the plurality of fitting portions 330a.

(Multiple legs)
As shown in FIG. 14, the plurality of leg portions 320a includes a pair of L-shaped ribs 321a and 322a. The L-shaped ribs 321a and 322a extend outward from each side of the floor decorative plate 100a (arrow T1), and bend and extend so that the L-shaped tip portions 323a and 324a open horizontally outward. . The tip portions 323a and 324a are formed with tapered surfaces 325a and 326a. Details of the tapered surfaces 325a and 326a will be described later.

(Multiple mating parts)
Moreover, as shown in FIG. 14, the some fitting part 330a is a shape which can be fitted with the leg part 320a, and a horizontal cross section is formed in the substantially U shape 333a with a key. Specifically, the plurality of fitting portions 330a are formed with ribs 331a and 332a on both inner sides of a substantially U-shape.

(Consolidation method)
Next, FIG. 15 is a schematic perspective view showing a state in which the leg portion 320a is inserted into the fitting portion 330a.

  As shown in FIG. 15, when the leg part 320a is inserted into the fitting part 330a having a substantially U-shape in the direction of the arrow T2, the tip part 323a, 324a is elastically deformed and moves inward from each other to get over the ribs 331a and 332a. When the user goes over the ribs 331a and 332a, it feels "click", and the builder can recognize the completion of the connection.

  Moreover, when removing the leg part 320a from the fitting part 330a, it is provided in order to make it easy to get over the ribs 331a and 332a by the taper surface 326a. Even in this case, the tip portions 323a and 324a are elastically deformed by the tapered surface 326a and move inward from each other, and the leg portion 320a can be removed from the fitting portion 330a.

As a result, after laying a plurality of square-shaped floor decorative plates 100a, only one floor decorative plate 100a can be easily removed by lifting it vertically upward.
In addition, the above-mentioned meaning that it can be easily removed means that it can be easily removed when it is necessary to remove the floor decorative plate 100a at a predetermined position by cleaning or maintenance, and is normally assumed. It means that it is not separated (not separated) by a load of a person or an object, a walking load of a person, or a passing load of a three-wheeled vehicle or a baby carriage.

(Consolidation method at the time of split)
Next, FIG. 16 is a schematic perspective view showing a state in which the leg portions 320a at positions facing the floor decorative board adjacent to the rib portions 340a are inserted. As shown in the first embodiment, also in FIG. 16, the floor decorative plate 100a is considered to be separated in the thin portion 311a.

A slit 341a is formed below the plurality of rib portions 340a, and a tapered surface 342a is formed at the lower end of the slit 341a.
When the leg portion 320a at the opposite position of the floor decorative plate adjacent to the rib portion 340a is inserted, unlike the fitting state between the fitting portion 330a and the leg portion 320a at the opposite position of the adjacent floor decorative plate, Rather than holding the tip portions 323a and 324a of the portion 320a, the space between the tip portions 323a and 324a and the leg portion 327a is inserted into the slit 341a in the direction of the arrow T3. In addition, you may newly provide the rib which produces a "click" feeling between the leg part 320a and the rib part 340a.

(About clearance between mating part and leg part and rib part and leg part)
FIG. 17 is a schematic diagram illustrating an example of the clearance between the rib portion 340a and the leg portion 320a.
As shown in FIG. 17, the clearance surfaces CL are provided on the mating surfaces of the rib portions 340 a and the leg portions 320 a, and the clearance CL is provided on a surface that is not the mating surface.

(A)
As described above, in the method of connecting the square floor decorative plates 100 and 100a and the square floor decorative plates 100 and 100a according to the present invention, when the floor decorative plates 100 and 100a are laid, one floor decorative plate 100 is provided. , 100a can be divided by thin-walled portions 311, 311a, and the divided subdivided decorative boards 110, 120 can be connected and laid. Further, the subdivided sub-floor decorative plates 110 and 120 can be fitted and laid on other adjacent floor decorative plates 100 and 100a.
As a result, it is possible to provide a method of connecting the square floor decorative plates 100, 100a having a high degree of freedom when laying the floor decorative plates 100, 100a at a low cost.

(B)
Moreover, the leg part 320 is provided in the adjacent two sides of the square floor decorative board 100, and the fitting part 330 is provided in the remaining two adjacent sides. On the four sides of the square floor decorative board 100a, The plurality of leg portions 320a and the plurality of fitting portions 330a are alternately provided, and the plurality of legs 320a and the plurality of fitting portions 330a are respectively fitted to the opposing positions of the adjacent floor decorative plate 100a. Since the fitting parts 330a and the plurality of leg parts 320a are alternately provided, the fitting parts 330 and 330a of the floor decorative board adjacent to the leg parts 320 and 320a of one floor decorative board 100 and 100a are fitted. Thus, the adjacent floor decorative plates 100 and 100a can be connected and laid.

(C)
Since the leg part 320 and the rib part 340 are provided with projection parts 321 and 341 which are separation preventing parts, respectively, when both the leg part 320 and the rib part 340 are fitted to the fitting part 330, it is easy. You can prevent it from coming off.

(D)
Furthermore, since the leg part 320a and the fitting part 330a are shapes that can be inserted and removed from each other in the thickness direction of the floor decorative board 100a, only one floor decorative board 100a is attached after laying the plurality of floor decorative boards 100a. Can be removed or laid again.

(E)
Further, the fitting between the leg portion 320 and the adjacent fitting portion 330 of the adjacent floor decorative board 100, the fitting between the leg portion 320a and the opposite fitting portion 330a of the adjacent floor decorative plate 100a, and the fitting portion 330 are performed. And the fitting of the opposing rib portion 340 of the floor decorative plate 100 adjacent to each other and the fitting of the opposing rib portion 340a of the floor decorative plate 100a adjacent to the leg portion 320a have a clearance CL outside the fitting surface. Therefore, the clearance CL can absorb the thermal expansion / contraction change due to the material of the floor decorative plates 100, 100a while ensuring the fitting of the floor decorative plates 100, 100a. As a result, the durability of the floor decorative board can be enhanced. Further, by providing the clearance CL, it is possible to absorb unevenness such as a floor on which a floor decorative board is laid.

(F)
In addition, since the rib portions 340 and 340a are formed in the vicinity of the thin portions 311 and 311a of the square floor decorative plates 100 and 100a, when the floor decorative plates 100 and 100a are divided by the thin portions 311 and 311a, The fitting part 330 and the rib part 340a of the position which the floor decorative board 100 adjacent to the rib part 340 opposes, and the leg part 320a of the position which the adjacent floor decorative board 100a opposes can each be fitted. . Thereby, the subdivision floor decorative plates 110 and 120 divided by the thin portions 311 and 311a can be connected to the adjacent floor decorative plates 100 and 100a, respectively.

(G)
Further, according to the square floor decorative plates 100, 100a, since they can be divided and subdivided, for example, a laying surface such as an L-shaped corner shape having a protruding corner or an entering corner, a staircase shape, or an uneven shape. The floor decorative materials 100, 100a can be laid freely corresponding to the above. As a result, it is possible to provide the square floor decorative plates 100, 100a having a high degree of freedom when laying.

  In the present invention, the square floor decorative plates 100 and 100a correspond to the square floor decorative plates, the joint portions and the thin portions 311 and 311a correspond to predetermined positions, and the slit 313, the hole, and the long hole communicate with each other. The leg portions 320 and 320a correspond to the first locking portion, the fitting portions 330 and 330a correspond to the second locking portion, the rib portions 340 and 340a correspond to the third locking portion, The leg portion 320a and the rib portion 340a correspond to a shape that can be inserted and removed, the clearance CL corresponds to the clearance, the protrusion 321 corresponds to the separation preventing portion, and the predetermined interval T11 corresponds to the predetermined interval.

  In addition, the polygonal floor decorative board of the present invention is not limited to a square shape in the planar shape like the square floor decorative boards 100 and 100a in the present embodiment, but may be a rectangular shape. It can also be applied to other polygonal shapes.

  For example, the present invention can be applied to a hexagonal floor decorative board 100b shown in FIG. Note that the numerals in FIG. 18 have the same configuration as the numerals in the above embodiment, and thus the description thereof is omitted.

100,100a Square decorative panel 110,120 Subdivided decorative panel 200,200a Surface material 300,300a Resin mat
310 Flat plate holding part 311, 311a Thin part 320, 320a Leg part 330, 330a Fitting part

Claims (6)

A polygonal floor decorative board for laying a decorative floor on a floor,
The floor decorative board can be divided at a predetermined position,
A first locking portion;
A second locking portion that can be fitted to a position facing the first locking portion provided on the adjacent floor decorative plate;
A third locking portion that is provided in the vicinity of the predetermined position and that can be fitted to the first locking portion or the second locking portion at a position facing an adjacent floor decorative board,
The predetermined position is a joint formed between a surface material provided on the floor decorative board and a surface material adjacent to the surface material,
The first locking portion and the second locking portion are:
Alternately arranged on each side of the outer periphery of the polygonal shape,
When at least one of the first locking portion and the second locking portion is disposed at a predetermined position on one side, the first locking portion and the second locking at a predetermined position on the side opposite to the one side The other of the parts is arranged,
The fitting of the first locking part and the second locking part and the fitting of the first locking part and the third locking part can be inserted into and removed from each other in the thickness direction of the floor decorative board. With a simple shape, a clearance is provided outside the mating surface of each other ,
The first locking portion is composed of a pair of L-shaped ribs, and the tip portions of the pair of L-shaped ribs are formed so as to open to the outside in the horizontal direction.
The said 2nd latching | locking part is a polygon-shaped floor decorative board which consists of U-shape and the rib was formed in the inner side of the said U-shape .   Said 3rd latching | locking part is a said 1st latching | locking part or said 2nd latching | locking part at the time of fitting with the 1st latching | locking part or 2nd latching | locking part of the position which the said adjacent floor decorative board opposes. The polygonal floor decorative board according to claim 1, further comprising means for preventing separation.   The polygonal floor decorative board according to claim 1, wherein a thin portion is formed at the predetermined position.   The polygonal floor decorative board according to any one of claims 1 to 3, wherein a communicating portion is formed in the thickness direction of the floor decorative material at the predetermined position.   The polygonal floor covering material has a square shape, the first locking portion is disposed on two adjacent sides of the rectangular outer periphery, and the second locking portion is the remaining adjacent of the polygonal outer periphery. The polygonal floor decorative board according to any one of claims 1 to 4, wherein the floor decorative board is arranged on two sides. A method of connecting polygonal floor decorative boards laying a decorative floor on a floor,
A dividing step of dividing the floor decorative board according to any one of claims 1 to 5 into polygonal pieces further subdivided at predetermined positions;
A mating step of fitting the third latching portion to the first latching portion or the second latching portion at a position opposite to the adjacent floor decorative plate; Method.