JP2016011567A - Flooring material, floor sheet - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a flooring material and a floor sheet causing no problem on action of person or pet.SOLUTION: A flooring material 1 includes: a base material 11; and a floor sheet 12 disposed over the upper face of the base material 11. The floor sheet 12 has plural concavities 2 on the surface thereof. Each of the concavities 2 has a depth in a predetermined range and a size in a predetermined range, and which are formed at intervals in a predetermined range. A portion of the surface excluding the concavities 2 has a first anti-slide part 31 which has a slide resistance value in a first range. A second anti-slide part 32 is formed on the bottom of the concavity 2, which has a slide resistance value in a second range larger than the first range.

Description

  The present invention relates to a flooring material and a floor sheet. More specifically, the present invention relates to a floor material and a floor sheet that have been subjected to a surface treatment with different slip resistance values.

  Conventionally, a flooring and a floor sheet provided with a plurality of concave portions formed on the surface and a plurality of convex portions formed on the surface are known (see, for example, Patent Document 1).

JP 2011-47221 A

  By the way, in the invention described in Patent Document 1, a slip resistance portion having a slip resistance value within a predetermined range is provided on the surface of the floor sheet. At this time, if the slip resistance portion is set to a slip resistance value suitable for a person, the pet can easily slip because the slip resistance value is small. In addition, when the slip resistance value suitable for pets is used, a person (especially an elderly person) is likely to run because the slip resistance value is large. Therefore, the slip resistance value is set from a range between a slip resistance value suitable for a person and a slip resistance value suitable for a pet. And the slip resistance part which has the set slip resistance value is provided in the whole surface of a recessed part and a convex part.

  However, the slip resistance unit does not set slip resistance values individually corresponding to people and pets. Therefore, since the slip resistance value suitable for a person and a pet is different, the operation of either the person or the pet is hindered, or both of the operations are hindered.

  The present invention was invented in view of the above-described conventional problems, and the object of the present invention is to provide a flooring material and a floor sheet that are unlikely to hinder both human and pet operations. To do.

  In order to solve the above problems, the present invention has the following configuration.

  A base sheet, and a floor sheet provided on the upper surface of the base material, the floor sheet includes a plurality of recesses on the surface, the recesses having a predetermined range of depth, and a predetermined range of size, And having a first slip resistance portion having a slip resistance value in a first range in a portion excluding the recess on the surface, and provided on the bottom surface of the recess, It has the 2nd slip resistance part which has a slip resistance value of the 2nd range larger than a 1st range, It is characterized by the above-mentioned.

  A plurality of recesses are provided on the surface, and the recesses are provided at a predetermined range of depth, a predetermined range size, and a predetermined range interval. It has a first slip resistance portion having a slip resistance value, and has a second slip resistance portion having a slip resistance value in a second range larger than the first range on the bottom surface of the recess. .

  In the flooring and floor sheet of the present invention, the first slip resistance part makes it difficult for a person to move, and the second slip resistance part makes it difficult for the pet to slip, so that it is difficult for both the person and the pet to operate. it can.

FIG. 1A is a perspective view in which depressions are formed in parallel, and FIG. 1B is a perspective view of a modification in which depressions are formed obliquely. 2 is a cross-sectional view taken along the line AA of FIG. 1A. FIG. 3A is an explanatory diagram when a person puts his / her foot on the flooring, and FIG. 3B is an explanatory diagram when a dog puts his / her foot on the flooring. FIG. S. It is the figure which showed the probability which R * D '(slip resistance value) and a dog do not slip. FIG. 5 is a cross-sectional view in which a first slip resistance portion is provided on the surface other than the recess, and a second slip resistance portion is provided on the bottom and side surfaces of the recess. FIG. 6 is a cross-sectional view in which the first slip resistance portion is provided on the surface other than the recess, the second slip resistance portion is provided on the bottom surface of the recess, and the third slip resistance portion is provided on the side surface of the recess. FIG. 7A is a perspective view in which the groove portion intersects at right angles with the floor material of the present embodiment, and FIG. 7B is a perspective view in which the groove portion intersects obliquely with the floor material of the present embodiment. 8 is a cross-sectional view taken along the line CC of FIG. 7A.

  Hereinafter, the present invention will be described based on embodiments shown in the accompanying drawings.

  As shown in FIGS. 1A, 1B, and 2, the flooring 1 includes a base material 11 and a floor sheet 12 provided on the upper surface of the base material 11. In this embodiment, the base material 11 is formed of a woody base material such as plywood, particle board, or MDF. The particle board is formed by mixing a small piece of wood with an adhesive and hot pressing. MDF is formed by steaming and defibrating wood chips with a synthetic resin as an adhesive and hot pressing into a plate shape. The substrate 11 may be a solid plate and is not particularly limited.

  The main body of the floor sheet 12 is composed of a synthetic resin sheet, a wooden veneer, a solid board, a wooden board, and the like. In the present embodiment, the floor sheet 12 includes a plurality of recesses 2 on the surface. The concave portion 2 is formed by transferring the concave / convex pattern, for example, by heat-pressing the floor sheet 12 with an emboss plate having the concave / convex pattern. The method for forming the recess 2 in the substrate material is not limited to the above-described method, and an optimum method is used.

  The recess 2 is preferably a recess 21 as shown in FIGS. 1A, 1B and 2. In this embodiment, the hollow portion 21 has a circular shape in plan view, but the shape is not limited. At this time, the hollow portion 21 has a depth H1 in the vertical direction and a diameter W1 in the radial direction. In the present embodiment, the size of the predetermined range is the length of the diameter W1. And in the some hollow part 21, the shortest distance with the adjacent hollow part 21 becomes the space | interval W2 between the hollow parts 21. FIG. 1B is a sectional view shown in FIG. 2 which is the same as the AA sectional view of FIG. 1A.

  As shown in FIG. 1A, the plurality of depressions 21 are formed in a depression 21 adjacent in one direction and a depression 21 adjacent in another direction, even if the other direction is orthogonal to the one direction. Good. At this time, the plurality of depressions 21 are arranged in parallel. In addition, as shown in FIG. 1B, the plurality of depressions 21 are inclined in the other direction with respect to the one direction in the depressions 21 adjacent in one direction and the depressions 21 adjacent in the other direction. May be. At this time, the plurality of depressions 21 are arranged obliquely. Here, as shown in FIG. 2, the predetermined range of the interval W <b> 2 between the respective recessed portions 21 is not limited, but is preferably 5 to 30 mm.

  In this embodiment, the hollow portion 21 is provided with a predetermined range of depth H1 and a predetermined range of size W1. When a person's sole touches the surface of the flooring 1, the person's skin is elastic and deforms flexibly with respect to the contacting object, so that the person's sole enters the recess 21 of the floor sheet 12. It will end up. At this time, the size W1 of the predetermined range and the depth H1 of the predetermined range of the hollow portion 21 are set so that the sole of the person does not contact the bottom surface of the hollow portion 21 more than a predetermined area. Here, the predetermined area refers to an area in a range where a person's sole does not come into contact with the bottom surface of the hollow portion 21 when the person walks on the floor sheet 12. Therefore, the depth H1 of the hollow portion 21 is preferably deeper when the size W1 of the hollow portion 21 is wide and the sole can easily enter. In addition, the depth H1 of the hollow portion 21 is preferably shallow when the size W1 of the hollow portion 21 is small and the sole is difficult to enter.

  Although the predetermined range of the magnitude | size W1 of the hollow part 21 is not limited, It is preferable that it is 3-15 mm. Although the predetermined range of the depth H1 of the hollow part 21 is not limited, it is preferable that it is 5-500 micrometers. The size W1 and the depth H1 of the hollow portion 21 are set from the respective ranges. At this time, it is possible to prevent the bottom surface of the hollow portion 21 and the sole of the person from contacting each other over a predetermined area.

  In the present embodiment, the floor sheet 12 includes a first slip resistance portion 31 having a slip resistance value in a first range in a portion excluding the depression 21 on the surface of the floor sheet 12 as shown in FIG. And the floor sheet 12 has the 2nd slip resistance part 32 which has a slip resistance value of the 2nd range larger than a 1st range on the bottom face of the hollow part 21. FIG.

  Here, in this embodiment, as an evaluation of the slip resistance of the floor sheet 12, C.I. S. A slip resistance value of R · D ′ is used. C. S. R · D ′ is calculated from the maximum tensile load (Pmax) measured using a portable slip tester (ONO · PPSM) (reference documents 1 to 3).

  First, ONO / PPSM is installed on the floor to be measured. A sliding piece (a foamed rubber sheet covered with linen fabric) is brought into full contact with the measurement location, and then the handle is rotated and pulled in an obliquely upward 18 ° direction at a tensile load rate of about 20 kgf. Next, after confirming that the slip piece clearly starts to move, the pulling is stopped, and the maximum tensile load (Pmax) until stopping is read. From the mass (x) and the maximum tensile load (Pmax) including the sliding piece and the weight, C.I. S. From the relational expression R · D ′ = Pmax / x, C.I. S. R · D ′ is calculated.

<Reference 1>
Hideaki Ono: Development of portable floor sliding tester (ONO / PPSM), Architectural Institute of Japan, 585, 56-56, November 2004

<Reference 2>
Yokoyama Yu, Yokoi Ken, Ogawa Satoshi, Ono Eisuke: Presentation of slip measurement method Slip evaluation method from the viewpoint of pet safety (Part 1), Architectural Institute of Japan, Vol.73, No.624, pp189 ~ 196, February 2008

<Reference 3>
Hideo Ono, Yu Yokoyama, Kaoru Ogawa, Ken Yokoi: Study on the evaluation method of the floor from the viewpoint of the pet's slip. Part 2 Presentation of the framework of the evaluation method of the slip, Summary of the Annual Conference of the Architectural Institute of Japan, No. A-1, pp721-722, August 2007

  As shown in FIG. 3A, human feet are mainly in contact with the portion of the surface of the floor sheet 12 excluding the concave portion 2. At this time, an elderly person does not walk with his feet raised, but often walks with his feet without raising his feet. As a result, the C.I. S. When the value of R · D ′ is high, an elderly person tends to crawl and fall. For this reason, the C.I. S. The first range of R · D ′ is set from a range of 0.3 to 0.5, which is a slip resistance value that is difficult for humans to hit.

  In the present embodiment, floor paint is used as the first slip resistance portion 31. As the floor paint used for the first slip resistance portion 31, a general floor paint is used. For example, a urethane resin paint is preferably used. In addition, the floor coating used for the first slip resistance portion 31 may be an acrylic resin, an epoxy resin, an acrylic urethane resin, an MMA resin, an epoxy urethane resin, or the like, and is not particularly limited.

  As shown in FIG. 3B, the dog's paws are mainly in contact with the bottom surface of the recess 21. Here, FIG. 4 shows the probability that a dog does not slide and C.I. S. It is the figure which showed the relationship with the value of R * D '. In FIG. 4, the probability that the dog does not slide with respect to the dog's movements such as starting (jumping out), starting out (running small), walking out, and turning around is shown in FIG. S. The relationship with the value of R · D ′ is shown. In FIG. 4, the vertical axis is the probability that the dog will not slide, the unit is%, and the horizontal axis is C.I. S. The value of R · D ′. The probability that the dog shown in FIG. S. From the relationship with the value of R · D ′, at least C.I. S. The value of R · D ′ needs to be 0.6 or more. Therefore, the C.I. S. The second range of R · D ′ is set from a range of 0.6 or more.

<Reference 4>
Hiroshi Yokoyama, Hiromi Suzuki, Junya Sato: Research on the evaluation method of the floor from the viewpoint of pet sliding -Presentation of evaluation index for small dogs-, Summary of Annual Meeting of Architectural Institute of Japan, No. A-1, pp 713-714, August 2011

  The second slip resistance portion 32 is formed by adding an additive to the above-described general floor paint. As the additive, aluminum oxide, silica, polyolefin beads, ethylene monomer beads, NBR rubber or the like is used. Thereby, the floor paint used for the second slip resistance portion 32 is C.I. S. The value of R · D ′ can be in the range of 0.6 or more. Additives such as aluminum oxide, silica, polyolefin beads, ethylene monomer beads, and NBR rubber are used in the form of fine particles mixed with floor paint. Since the friction coefficient of the bottom surface of the recess 21 is increased by the additive particles, the C.I. S. The value of R · D ′ increases.

  Moreover, it is preferable that the area where the 2nd slip resistance part 32 is given in the floor sheet 12 of this embodiment is 50 to 60% of the surface area of the floor sheet 12. FIG.

  On the surface of the floor sheet 12 of the present embodiment, as shown in FIG. 2, a first slip resistance portion 31 is provided in a portion excluding the recess portion 21 on the surface, and a second slip resistance portion 32 is provided on the bottom surface of the recess portion 21. Provided.

  The method for manufacturing the floor sheet 12 subjected to such a surface treatment is, for example, an ink jet printer on the surface of the floor sheet 12 having unevenness, and a paint for the first slip resistance portion 31 and a paint for the second slip resistance portion 32. The method of spraying can be considered. The manufacturing method is not limited to the method described above.

  Further, on the surface of the floor sheet 12, as shown in FIG. 5, the first slip resistance portion 31 is provided on the surface excluding the recess portion 21, and the second slip resistance portion 32 is provided on the side surface and the bottom surface of the recess portion 21. It is possible.

  The manufacturing method of the floor sheet 12 subjected to such surface treatment may be as described below.

  The operator presses the floor sheet 12 with an emboss plate to form a recess 21 on the surface of the floor sheet 12. The operator provides the second slip resistance portion 32 on the entire surface of the floor sheet 12. The operator removes the second slip resistance portion 32 provided on the surface of the floor sheet 12 except for the recessed portion 21 by a method such as polishing. An operator rolls a roll coater against the surface of the floor sheet 12, and the first slip resistance portion 31 is provided on the surface of the floor sheet 12 except for the recess 21. In addition, the 2nd slip resistance part 32 provided in the part except the hollow part 21 on the surface of the floor sheet 12 does not need to be removed. Moreover, the manufacturing method is not limited to the method described above.

  In the floor sheet 12 manufactured in this way, the second slip resistance portion 32 is provided not only on the bottom surface of the recess portion 21 but also on the side surface, so that it is difficult to slip when the dog walks or runs.

  In addition, on the surface of the floor sheet 12, as shown in FIG. 6, a first slip resistance portion 31 is provided in a portion excluding the recess portion 21, and a second slip resistance portion 32 is provided on the bottom surface of the recess portion 21, It is conceivable that the third slip resistance portion 33 is provided on the side surface of the hollow portion 21.

  Here, it is preferable that the third slip resistance portion 33 has a slip resistance value different from that of the first slip resistance portion 31 and the second slip resistance portion 32. It is conceivable that the third slip resistance portion 33 has a slip resistance value in a range between, for example, the first slip resistance portion 31 and the second slip resistance portion 32. At this time, like the second slip resistance portion 32, the third slip resistance portion 33 is formed by adding an additive to a general floor paint. As a method for changing the slip resistance value, it is conceivable to use an additive in which particles smaller than the additive particles of the second slip resistance portion 32 are mixed in the third slip resistance portion 33.

  The manufacturing method of the floor sheet 12 subjected to such surface treatment may be as described below.

  The operator presses the floor sheet 12 with an emboss plate to form a recess 21 on the surface of the floor sheet 12. The operator provides the third slip resistance portion 33 on the entire surface of the floor sheet 12. The operator provides the first slip resistance portion 31 on the surface of the floor sheet 12 excluding the recess portion 21 and the second slip resistance portion 32 on the bottom surface of the recess portion 21 with the ink jet printer. The manufacturing method is not limited to the method described above.

  In the floor sheet 12 manufactured as described above, the third surface processing is provided on the side surface of the hollow portion 21 having a small area in contact with the meat ball, so that it is difficult to slip when the dog walks or runs.

  Moreover, the recessed part 2 may be the groove part 22, as shown to FIG. 7A and FIG. 7B. As shown in FIG. 8, the groove 22 has a depth H2 in the vertical direction and a width W3 in the width direction. At this time, the size of the predetermined range is the length of the width W3. And in the some groove part 22, the shortest distance with the adjacent groove part 22 becomes the space | interval W4 between groove parts 22. FIG. 7B is the same sectional view shown in FIG. 8 as the CC sectional view of FIG. 7A.

  As shown in FIG. 7A, the plurality of groove portions 22 may be arranged so as to intersect at right angles. Further, as shown in FIG. 7B, the plurality of groove portions 22 may be arranged such that the groove portions 22 extending in the other direction are inclined and intersect with the groove portions 22 extending in one direction. At this time, it is preferable that the predetermined range of the space | interval W4 of each groove part 22 is 5-30 mm.

  In this embodiment, the groove portion 22 is provided with a predetermined range of depth H2, a predetermined range size W3, and a predetermined range interval W4. As described above, the size W3 of the predetermined range and the depth H2 of the predetermined range of the groove portion 22 are set so that the sole of the person does not contact the bottom surface of the groove portion 22 with a predetermined area or more.

  The predetermined range of the size W3 of the groove portion 22 is 3 to 15 mm, the predetermined range of the depth H2 of the groove portion 22 is 5 to 500 μm, and the size W3 and the depth H2 of the groove portion 22 are from the respective ranges. It is preferably set. At this time, it is possible to prevent the bottom surface of the groove portion 22 from contacting a person's foot with a predetermined area or more.

  Moreover, also in the floor sheet 12 which has the some groove part 22, the manufacturing method similar to the hollow part 21 mentioned above can be used. Thereby, not only the first slip resistance portion 31 and the second slip resistance portion 32 but also the third slip resistance portion 33 is provided in the floor sheet 12 having the groove portion 22.

  As the shape of the other concave portion 2, a honeycomb shape can be considered. Furthermore, in the above-described shape, a shape in which the concave portion 2 and the portion excluding the concave portion 2 are reversed is conceivable, but is not particularly limited.

  In the flooring material 1 and the floor sheet 12 having the above-described configuration, the concave portion 2 has a predetermined range size and a predetermined range depth so that the soles of human feet do not contact the bottom surface with a predetermined area or more. And since the 1st slip resistance part 31 is provided in the surface of the floor sheet 12 except the recessed part 2, it becomes difficult for a person to whisper. Furthermore, since the second slip resistance portion 32 is provided on the bottom surface of the recess 2, the pet is difficult to slip. Therefore, in the flooring material 1 and the floor sheet 12 of this embodiment, it is difficult for both people and pets to interfere with the operation.

  The flooring 1 of the present embodiment has the following configuration.

  The flooring 1 includes a base material 11 and a floor sheet 12 provided on the upper surface of the base material 11. The floor sheet 12 includes a plurality of recesses 2 on the surface. The recesses 2 have a predetermined range of depth and a predetermined range size, and are provided at intervals of the predetermined range. A first slip resistance portion 31 having a slip resistance value in the first range is provided in a portion excluding the concave portion 2 on the surface. It has the 2nd slip resistance part 32 which has a slip resistance value of the 2nd range larger than a 1st range in the bottom face of the recessed part 2, It is characterized by the above-mentioned.

  Thereby, it is hard to produce trouble in operation of both a person and a pet.

  Moreover, it is preferable that the recessed part 2 is the hollow part 21.

  Thereby, it is hard to produce trouble in operation of both a person and a pet.

  In addition, the predetermined range of the depth H1 of the hollow portion 21 is 5 to 500 μm, the predetermined range of the size W1 of the hollow portion 21 is 3 to 15 mm, and the predetermined interval W2 between the adjacent hollow portions 21 is predetermined. The range is preferably 5 to 30 mm.

  Thereby, it is possible to make it difficult for both the person and the pet to operate.

  The recess 2 is preferably a groove 22.

  Thereby, it is hard to produce trouble in operation of both a person and a pet.

  Further, the predetermined range of the depth H2 of the groove portion 22 is 5 to 500 μm, the predetermined range of the size W3 of the groove portion 22 is 3 to 15 mm, and the predetermined range of the interval W4 between the groove portions 22 is 5 It is preferably ~ 30 mm.

  Thereby, it is possible to make it difficult for both the person and the pet to operate.

  The floor sheet 12 of the present embodiment has the following configuration.

  The floor sheet 12 includes a plurality of recesses 2 on the surface. The recesses 2 are provided at a predetermined range of depth, a predetermined range size, and a predetermined range interval. A first slip resistance portion 31 having a slip resistance value in the first range is provided in a portion excluding the concave portion 2 on the surface. It has the 2nd slip resistance part 32 which has a slip resistance value of the 2nd range larger than a 1st range in the bottom face of the recessed part 2, It is characterized by the above-mentioned.

  Thereby, it is hard to produce trouble in operation of both a person and a pet.

DESCRIPTION OF SYMBOLS 1 Floor material 11 Base material 12 Floor sheet 2 Concave part 21 Indentation part 22 Groove part 31 1st slip resistance part 32 2nd slip resistance part 33 3rd slip resistance part

Claims (6)

A base material, and a floor sheet provided on the upper surface of the base material,
The floor sheet comprises a plurality of recesses on the surface,
The recesses have a predetermined range of depth and a predetermined range of sizes, and are provided at predetermined range intervals,
A portion of the surface excluding the concave portion has a first slip resistance portion having a slip resistance value in a first range,
A flooring material comprising a second slip resistance portion having a slip resistance value in a second range larger than the first range on a bottom surface of the concave portion.   The flooring according to claim 1, wherein the recess is a recess.   The predetermined range of the depth of the recess is 5 to 500 μm, the predetermined range of the size of the recess is 3 to 15 mm, and the predetermined range of the interval between the adjacent recesses is 5 to 30 mm. The flooring according to claim 2, wherein   The flooring according to claim 1, wherein the recess is a groove.   The predetermined range of the depth of the groove is 5 to 500 μm, the predetermined range of the size of the groove is 3 to 15 mm, and the predetermined range of the interval between the grooves is 5 to 30 mm. The flooring according to claim 4. The surface has a plurality of recesses,
The recesses are provided at a predetermined range depth, a predetermined range size, and a predetermined range interval,
A portion of the surface excluding the concave portion has a first slip resistance portion having a slip resistance value in a first range,
A floor sheet comprising a second slip resistance portion having a slip resistance value in a second range larger than the first range on a bottom surface of the concave portion.

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