JP3578517B2 - Floor panel joint structure - Google Patents

Description

[0001]
[Industrial applications]
The present invention relates to a joint structure of floor panels forming a veranda or a balcony by continuously laying a plurality of sheets.
[0002]
[Prior art]
2. Description of the Related Art Conventionally, there is a floor panel as a member that easily performs waterproof processing and forms a balcony or a veranda. The floor panel is usually constructed by joining a plurality of floor panels, and the applicant has disclosed Japanese Patent Application No. 6-125834 as such a joint structure of floor panels.
[0003]
In this joint structure of floor panels, a joint groove is provided by providing a step portion between joint end faces of a floor panel body to be joined, and the joint groove is filled with a waterproof material formed of an adhesive caulking material or the like. after, which was fitted with eyes Chizai formed like a rubber having no adhesive properties, thereby waterproofing is enhanced.
[0004]
[Problems to be solved by the invention]
However, at the joint edge of such a conventional floor panel, there is a problem that the waterproof effect is reduced due to long-term use because the waterproof edge is provided but the drainage function is not provided. In addition, the waterproof material provided at the joining edge is filled by on-site work.If the amount is too small, a gap is formed at the joining edge, and the waterproof property is reduced.If the amount is too large, the waterproof material is placed on the waterproof material. There has been a problem that the joint material to be provided floats up and the waterproofness is reduced.
[0005]
SUMMARY OF THE INVENTION An object of the present invention is to solve the above-mentioned drawbacks of the conventional product, in which a joining structure for floor panels is provided with a drainage groove for providing a drainage function in advance, and a joining for providing a waterproofing function. An object of the present invention is to provide a joint structure for floor panels, which is provided with a groove and has excellent drainage and waterproofness.
[0006]
Another object of the present invention is to provide a joint structure of floor panels having a substantially uniform waterproofing effect without an extreme difference even if there is a slight difference in the amount of waterproofing material to be filled in field work. It is in.
[0007]
[Means to solve the problem]
The present invention has been made in view of the above, and has a plurality of substantially panel-shaped floor panel main bodies having a floor surface and a back surface, and joint projections respectively provided along the edges of the floor panel main bodies. In a floor panel bonding structure in which bonding recesses are bonded to each other to form a large-area floor, the bonding protrusions extend from a floor edge of the floor panel main body or a side wall thereof, A bent portion extending from the front end of the protruding portion or the vicinity thereof to the back side of the floor panel main body, wherein the joint concave portion extends from a floor edge of the floor panel main body or a side wall thereof. A main body; an engagement protrusion and an end protrusion disposed on the floor side of the recess main body at predetermined intervals along an edge of the floor surface; Between the engaging projections and the end projections as a joining groove, When joining the joining protrusion and the joining recess, an elastic body as a joining member is placed in the joining groove, and the bent portion is inserted into the drain groove to engage the bent portion with the engaging projection. Further, a pressing member is fitted between the side wall of the floor panel main body and the bent portion.
[0008]
The drainage groove of the joint concave portion, which is a feature of the present invention, actively drains rainwater or the like coming to the joint portion of the floor panel, and the joint groove serves as a joint member with the joint convex portion of the adjacent floor panel. For mounting the elastic body. By providing two grooves in the joint structure of the floor panel in this way, not only a waterproof function but also a drain function can be added.
[0009]
The elastic body as the joining member in the present invention can be appropriately selected and used as long as it can elastically join the joining convex portion and the joining concave portion. For example, a silicon-based, butyl-based, highly adhesive and stretchable material, Examples include chloroprene-based, butadiene-based, and polysulfide-based rubbers, synthetic resins such as EPDM (ethylene-propylene terpolymer), polyethylene and polypropylene, foams of these, and composites thereof. Alternatively, a rubber or synthetic resin molded in a predetermined shape in advance with an adhesive or an adhesive tape may be used.
[0010]
As the elastic body, after laying a synthetic resin foam adjusted to an arbitrary size, the elastic body is filled with a caulking material having enhanced elasticity and adhesiveness between the synthetic resin foams. by adopting to Ru by entering the caulk bubbles of the foam, that some differences extreme even if a difference in the amount of a waterproof material to be filled in the field work to obtain a substantially uniform waterproof effect unless Can be.
[0011]
In the joint structure of floor panels according to the present invention, in order to maintain high waterproofness, it is necessary to lay the floor panels horizontally without creating an inadvertent gap in the engagement between the joint protrusion and the joint recess. It is. Therefore, in the present invention, the length of the projecting portion of the joining projection must be substantially the same as or slightly larger than the length from the edge projection to the engaging projection of the joining recess. The length of the bent portion itself must be shorter than the length of the projection of the engaging projection, and further, the edge projection of the joining concave portion projects beyond the height of the projecting portion of the joining convex portion. must not. The specific length of each is determined in consideration of the length of the projections that engage with each other.
[0012]
The pressing member in the present invention can be appropriately selected as long as it is a member that presses the bent portion of the joining convex portion to the engaging projection of the joining concave portion. For example, rubber or synthetic resin having some elasticity, There is a complex. In the present invention, in order to fit the pressing member into the drain groove instead of the joining groove, the pressing member may or may not have waterproofness, but in order to exhibit the function of the drain groove. It is preferable to use a material having a waterproof property when a gap is formed between the side walls of the adjacent floor panels when they are joined and the pressing member is used as the bottom of the gap.
[0013]
The material of the floor panel is not particularly limited because the joint structure can be configured by disposing a joining groove at one end and a locking piece at the other end. For example, FRP (fiber Reinforced plastics), hard vinyl chloride resins, synthetic resins such as ABS (acrylonitrile-butadiene-styrene) resins, and inorganic cured products such as asbestos cement. Note that FRP is preferable in consideration of moldability and lightness. In the case of the FRP or the hard vinyl chloride resin, the weight can be reduced by forming the inside with another filling member.
[0014]
In addition, the joint structure of the floor panels according to the present invention is not only set at the opposing positions of the adjacent floor panels, but also by being installed at an arbitrary floor panel end face, it is not only connected in one direction but also connected. It can be connected in multiple directions.
[0015]
[Action]
According to the present invention, the drainage groove having the drainage function and the junction groove having the waterproof function are provided in the joint structure of the floor panel, so that high drainage and high waterproofness can be obtained. Further, the elastic body placed in the joint groove is formed by filling a caulking material having enhanced elasticity and adhesiveness between foam members made of synthetic resin, thereby forming a waterproof material to be filled in on-site work. Even if there is a slight difference in the amount of the material, a substantially uniform waterproof effect can be obtained unless there is an extreme difference.
[0016]
【Example】
Hereinafter, the present invention will be described in detail based on embodiments shown in the drawings. FIG. 1 is a cross-sectional view of a main part schematically showing a first embodiment of a joint structure of floor panels according to the present invention. FIG. 2 is a diagram showing floor panels before joining of the joint structure of floor panels according to FIG. It is the perspective view which showed typically.
[0017]
The joint structure of the floor panel in the present embodiment is to form a large-area floor by joining a plurality of edges of a floor panel body 5 having a substantially housing shape having a floor surface 51 and a back surface 52, The main part is in the joint structure between the joint convex portion 1 and the joint concave portion 2 provided at the edge.
[0018]
Here, the joining convex portion 1 has a protruding portion 11 extending from the floor surface edge 53 of the floor panel main body 5, and extends from the tip end of the protruding portion 11 to the rear side of the floor panel main body 5. The projected bent portion 12 is provided.
[0019]
The joint recess 2 includes a recess body 21 extending from a floor edge 53 of the floor panel body 5, and a recess body 21 disposed on the floor surface 51 side of the recess body 21 along the floor edge 53. An engaging projection 21 and an end projection 23 are provided at predetermined intervals, and a drain groove 24 is provided between the side wall 54 of the floor panel body 5 and the engaging projection 21. A joining groove 25 is provided between the end projection 23 and the end projection 23.
[0020]
Further, as disclosed in FIG. 1, an elastic body 3 as a joining member is placed in the joining groove 25 and used for joining the joining convex portion 1 and the joining concave portion 2. The elastic body 3 is formed by filling a rubber caulking material 32 having enhanced elasticity and adhesiveness between foamed members 31 made of synthetic resin.
[0021]
Here, an operation of assembling the joint structure of floor panels in the present embodiment will be described. First, foam members 31, 31 are laid in the joining grooves 25, and the caulking material 32 is filled between the foam members 31, 31, and the elastic body 3 as a joining member is placed. Next, the bent portion 12 is inserted into the drain groove 24 so that the bent portion 12 and the engaging projection 21 are engaged with each other, and the pressing member 4 is disposed between the side wall 54 of the floor panel main body 5 and the bent portion 12. Is fitted. With the above operation, the assembly operation is completed.
[0022]
In the drawing, reference numeral 6 denotes a foamed polyurethane inside the floor panel body 5, and a floor surface 51 is a hard-formed FRP (fiber reinforced plastic).
[0023]
In the present embodiment, even if water such as rainwater comes to the joint on the floor panel, it is drained from the drainage groove, but even if there is water in the joint, the engaging projection, the elastic body, the end projection As a result, since the waterproofness is enhanced as compared with the conventional product, there is an effect that water does not leak from the joint between the floor panels to the rear side of the floor panel. Further, in the present embodiment, since the elastic body is filled with a caulking material having high elasticity and adhesiveness between the foamed members made of synthetic resin, the filling amount of the caulking material is slightly increased due to the foamed members. Even if there is a difference, the difference in the filling amount can be reduced by the bubbles of the foamed member, so that there is an effect that a substantially uniform waterproof function can be obtained unless there is an extreme difference in the filling amount.
[0024]
A second embodiment according to the present invention will be described in detail with reference to FIG.
[0025]
FIG. 3 is a perspective view schematically showing floor panels before bonding in a second embodiment of the floor panel bonding structure according to the present invention.
[0026]
In this embodiment, the joint projections 1 and the joint recesses 2 of the floor panel are provided on the side wall of the floor panel body 5.
[0027]
In the present embodiment, since the groove formed by the side wall of the floor panel is formed on the drain groove, the drainage effect is higher than in the first embodiment.
[0028]
【The invention's effect】
According to the present invention, a joint convex portion and a joint concave portion respectively arranged along the edge of a substantially panel-shaped floor panel main body having a floor surface and a back surface are joined to each other to form a large-area floor. In the joint structure of a floor panel, the joint protrusion extends from a floor edge of the floor panel main body or a side wall thereof, and extends from a tip end of the protrusion to a rear side of the floor panel main body. The joint concave portion includes a drain groove and a joint groove formed by an engagement protrusion and an end protrusion provided along an edge of the floor surface of the floor panel main body. When joining the joining concave portion, an elastic body as a joining member is placed in the joining groove, the bent portion is inserted into the drain groove, and the bent portion and the engaging projection are engaged with each other. A pressing member is fitted between the side wall of the floor panel main body and the bent portion, thereby providing high drainage and high drainage. An effect that can be obtained waterproof.
[0029]
Further, in another invention according to the present application, since the elastic body is filled with a caulking material having enhanced elasticity and adhesiveness between foamed members made of synthetic resin, the caulking material is formed by the foamed members. Even if there is some difference in the filling amount, the difference in the filling amount can be mitigated by the bubbles of the foamed member, so that if there is no extreme difference in the filling amount, a substantially uniform waterproof function can be obtained.
[Brief description of the drawings]
FIG. 1 is a sectional view of a main part showing a first embodiment of a joint structure for floor panels according to the present invention.
FIG. 2 is a perspective view schematically showing floor panels before bonding in the floor panel bonding structure according to FIG. 1;
FIG. 3 is a perspective view schematically showing floor panels before bonding in a second embodiment of the floor panel bonding structure according to the present invention.
[Explanation of symbols]
DESCRIPTION OF SYMBOLS 1 Joining convex part 11 Projecting part 12 Bending part 2 Joining concave part 21 Engagement projection 22 Depression main body 23 End projection 24 Drainage groove 25 Joint groove 3 Elastic body 31 Foaming member 32 Caulking material 4 Pressing member 5 Floor panel main body 51 Floor surface 52 Back 53 Floor edge 54 Side wall

Claims (1)

A plurality of substantially panel-shaped floor panel bodies (5) having a floor surface (51) and a back surface (52) are provided, and the joint projections (1) arranged along the edges of the floor panel body (5), respectively. ), In the joint structure of the floor panel in which the joint concave portions (2) are joined to each other to form a large area floor, the joint convex portion (1) is formed by the floor surface edge (53) of the floor panel body (5). ) Or a protruding portion (11) extending from a side wall (54) thereof, and a protruding portion (11) extending from or near the front end portion thereof to the rear surface (52) side of the floor panel body (5). A concave body ( 22 ) having a bent portion (12), wherein the joint concave portion (2) extends from a floor edge (53) of the floor panel main body (5) or a side wall (54) thereof; The concave body ( 22 ) is provided on the floor surface (51) side and is provided at predetermined intervals along the floor surface edge (53). A drainage groove (24) between the side wall (54) of the floor panel body (5) and the engagement protrusion (21), the engagement protrusion (21) and the end protrusion (23) being provided. A joint groove (25) is formed between the projection (21) and the end protrusion (23), and is joined to the joint groove (25) when joining the joint protrusion (1) and the joint recess (2). An elastic body (3) formed by filling a caulking material (32) with enhanced elasticity and adhesiveness is placed between foamed members (31, 31) made of synthetic resin as members, and the bent portion (12 ) Is inserted into the drain groove (24) to engage the bent portion (12) with the engaging projection (21). Further, the side wall (54) of the floor panel body (5) and the bent portion ( 12. A floor panel joining structure, wherein a pressing member (4) is fitted between 12).

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