JP3451060B2 - Floor material for stairs - Google Patents

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a floor material for stairs, and more particularly to a tread surface covering portion and a riser covering portion for covering a tread surface and a riser of a staircase, respectively, and a corner portion covering portion for covering a corner portion at the front end of the staircase. The present invention relates to a stair flooring material that is integrally formed by bending it at a substantially right angle and connecting it.

[0002]

2. Description of the Related Art Conventionally, in order to reduce noise when a staircase made of metal or concrete is raised and lowered, and to improve slip resistance and cushioning property, a tread surface covering portion covering a tread surface and a rise of a staircase, respectively. Also, a synthetic resin floor material for stairs, which is integrally formed by bending and connecting the riser covering portion with the corner portion covering portion covering the corner portion at the front end of the stairs, is proposed and put into practical use. ing.
This synthetic resin floor material for stairs is formed with an anti-slip protrusion on the surface of the tread covering portion in order to further improve the anti-slip property.

[0003]

The conventional synthetic resin floor material for stairs is formed so that the surface of the tread covering portion is formed parallel to the back surface of the tread covering portion. Therefore, if this floor material for stairs is attached to the tread surface of a horizontally formed stairway, rainwater and cleaning water for cleaning the stairs will stay on the tread surface covering portion without flowing down from the tread surface covering portion. However, there are problems that the anti-slip property is impaired and water splashes are caused.

In view of the problems of conventional flooring materials for stairs, the present invention not only reduces noise when a staircase made of metal or concrete is raised and lowered, but also improves anti-slip properties and cushioning properties. An object of the present invention is to provide a floor material for stairs, which has good drainage property and does not allow rainwater or washing water for cleaning stairs to stay on the tread surface covering portion.

[0005]

In order to achieve the above object, a floor material for stairs according to the present invention comprises a tread surface covering part and a riser covering part respectively covering a tread surface and a rise of a stair, and a corner part of a front end of the staircase. In the floor material for stairs, which is integrally formed by bending and connecting it at a substantially right angle through the corner covering section that covers the stair floor covering, Grooves leading from the tread covering portion formed between the projections to the kick-up covering portion through the corners are formed while being inclined with respect to the rear surface of the tread covering portion so as to be gradually lowered toward the rise side, The anti-slip protrusions are long protrusions in the width direction of the stair flooring material at the front end of the tread cover, and the main protrusions are densely arranged and have a large height in the middle of the tread cover. At the rear end of , A small sub protrusion heights in sparse arrays, each formed over a plurality of rows, the one height of the sub projections non-slip projection which is formed by inclining the surface lower than the height of the main projection formed It is characterized by having done.

This floor material for stairs reduces noise when ascending / descending a staircase made of metal or concrete, and improves the anti-slip property and cushioning property. Since it is formed so as to be gradually inclined toward the riser side with respect to the back surface of the surface covering portion, rainwater and cleaning water for cleaning stairs are passed from the tread surface covering portion through the corner portion. It is possible to quickly flow down to the kick-up covering part. Then, it is possible to prevent water from staying on the surface of the anti-slip projection, which is substantially a tread surface, and to maintain good anti-slip properties.

Further, the inclination of the surface of the tread covering portion is 1 /
It can be 50 to 1/200.

As a result, it is possible to maintain the drainage property without giving the person a feeling of anxiety due to the inclination, and to maintain the anti-slip property well.

Further, a bending groove extending in the width direction can be formed on the back surface of the tread covering portion.

[0010] Thus, the stairs made of metal or concrete to which the stair floor material is attached, etc., in particular, the groove for bending can be formed according to the size of the tread without cutting the stair floor material. It can be bent and attached at the position of, and the construction can be performed easily, and the attached state of the edge of the stair flooring can be finished neatly.

The stair flooring material may be made of a polyolefin resin.

Thus, it is possible to prevent generation of toxic gas or dioxin when incinerating the discarded stair floor material, and to obtain a stair floor material that does not adversely affect the environment.

Further, the floor material for stairs can be configured to include a foamed synthetic resin layer.

As a result, a floor material for stairs having a good cushioning property can be obtained.

Further, the floor material for stairs can be configured to include a fiber reinforced synthetic resin layer.

This makes it possible to obtain a stair flooring material having good durability.

Further, at least a part of the tread surface covering portion, the corner portion covering portion and the riser covering portion can be used as the luminous surface.

As a result, the visibility of the stairs is improved,
The safety can be improved.

[0019]

BEST MODE FOR CARRYING OUT THE INVENTION Embodiments of a floor material for stairs according to the present invention will be described below with reference to the drawings.

1 to 3 show reference examples of floor materials for stairs. This stair floor material 1 is installed by adhering to the stairs with an adhesive in order to reduce noise when ascending and descending stairs made of metal or concrete, and to improve slip resistance and cushioning properties. Therefore, the tread surface covering portion 11 and the riser covering portion 13 respectively covering the tread surface and the rise of the stairs are bent and connected at substantially right angles through the corner portion covering portion 12 which covers the corner portion of the front end of the staircase. By this, it is made of synthetic resin integrally formed.

This stair flooring material 1 is made of a single layer containing a synthetic resin such as a vinyl resin such as polyvinyl chloride or an olefin resin such as polypropylene as a main component, depending on the place of use of the stair flooring 1 or the like. It can have a multi-layer structure of two or more layers, but in particular, by composing it with a polyolefin resin, it is possible to generate toxic gas and dioxin when incinerating used and discarded stair flooring materials. The floor material for stairs can be prevented and does not adversely affect the environment.

Although not particularly limited, when the stair floor material 1 has a multi-layer structure, the surface layer 1A is a synthetic resin layer having abrasion resistance as in the stair floor material 1 shown in FIG. (Additionally, if necessary, carborundum on its surface,
Particulate materials having abrasion resistance such as silica and natural sand can be mixed. ), The intermediate layer 1B is a foamed synthetic resin layer having a cushioning property, and the lower layer 1
C is composed of a fiber reinforced synthetic resin layer. By providing the stair flooring material 1 with such a multi-layer structure, it is possible to easily obtain a stair flooring material having good cushioning properties and durability.

The stair flooring 1 is made resistant by adding a function improver such as a plasticizer, a filler, a colorant, a weathering agent, and a reinforcing agent to the synthetic resin as a raw material, if necessary. It becomes possible to improve various physical properties such as abrasion resistance, durability, cushioning property, and soundproofing property. Furthermore, floor material for stairs 1
By adding a phosphorescent agent to the synthetic resin that constitutes at least a part of the tread surface covering portion 11, the corner portion covering portion 12, and the riser covering portion 13, these surfaces can be made to be a light storing surface, whereby The visibility of the stairs will be good, and the safety can be improved.

An anti-slip projection 2 is formed on the surface of the tread surface covering portion 11 of the floor material 1 for stairs. The height, shape, arrangement, etc. of the anti-slip projections 2 are not particularly limited, and can be appropriately designed according to the use location of the stair flooring material 1 and the like. Then, in the stair flooring material 1 of the present reference example, the anti-slip projections 2 having a height of about 0.5 to 5 mm are used.
The tread covering portion 11 is formed over the entire surface. Among these, at the front end portion of the tread covering portion 11, a projection 21 long in the width direction of the stair flooring 1 is covered. In the middle part of the part 11, the main protrusions 22 are arranged in a dense arrangement and have a large height, and in the rear end portion of the tread plate, the sub-projections 23 are arranged in a sparse arrangement and are small in height. To form.

Then, between the anti-slip projections 2, that is, between the long projections 21, the main projections 22 and the sub-projections 23,
The drainage groove 4 is formed from the tread surface covering portion 11 to the riser covering portion 13 via the corner portion 12.

In addition to forming the drainage groove 4 in the tread surface covering portion 11 in this way, in order to prevent water, sand, etc. from accumulating in the tread surface covering portion 11, a corner portion of the stair flooring material 1 is formed. 12 to the kick-up covering portion 13, a groove 4 formed in the tread surface covering portion 11 in the built-up portion 3 having a height similar to that of the anti-slip projection 2 formed to improve the durability of the floor material 1 for stairs. The groove 5 communicating with the groove 5 is formed at a predetermined interval.

Further, a bending groove 6 extending in the width direction is formed on the back surface of the tread surface covering portion 11.
As a result, the stair floor material 1 is attached to the stair floor material 1 or concrete stairs, in particular, according to the size of the tread surface, the stair floor material 1 is not cut off, and the bending groove 6 is formed. The floor material 1 for stairs can be attached by bending at the position of, and the construction can be performed easily, and the adhered state of the edge of the floor material 1 for stairs can be finished neatly. .

By the way, in the floor material 1 for stairs of the present reference example, the anti-slip projections 2, that is, the long projections 21, the main projections 22 and the sub-projections 23 formed on the tread covering portion 11, are stepped on the respective surfaces. The groove 4 which is formed in parallel with the back surface of the surface covering portion 11 and which extends from the tread covering portion 11 formed between the anti-slip projections 2 to the kick-up covering portion 13 via the corner portion 12 is formed. With respect to the back surface of the above, it is formed so as to be gradually inclined toward the riser side (the tip end side of the tread surface covering portion 11).

As a result, the surface of the anti-slip projection 2, which is a substantial tread surface, can be leveled while maintaining the drainage property, and the anti-slip property can be excellently maintained.

In this case, the inclination α of the surface of the tread 2 coating portion 11 (the groove 4 formed in the tread surface coating portion 11) is 1/50 to
By setting it to 1/200, and more preferably to about 1/100, while maintaining drainage, people do not feel anxiety due to being inclined, and good anti-slip property is maintained. Will be possible.

By the way, in the stair flooring material 1 of the present reference example, only the groove 4 formed in the tread surface covering portion 11 is inclined. However, the embodiment of the stair flooring material of the present invention shown in FIG. As described above, in addition to the groove 4 formed on the tread surface covering portion 11, the respective surfaces of the anti-slip projections 2 formed on the tread surface covering portion 11, that is, the long projections 21, the main projections 22, and the sub-projections 23 are stepped on. It can be formed so as to be inclined with respect to the back surface of the surface covering portion 11 so as to become gradually lower toward the rise side (the tip side of the tread surface covering portion 11).

As a result, it is possible to prevent water from staying on the surface of the anti-slip protrusion 2 which is substantially a tread, and to maintain good anti-slip properties.

The other construction and operation of this embodiment are the same as those of the floor material 1 for stairs shown in FIGS.

Although the floor material for stairs of the present invention has been described above based on its embodiments, the present invention is not limited to the configurations described in the above embodiments, and may be appropriately changed without departing from the spirit thereof. The configuration can be changed.

[0035]

According to the floor material for stairs of the present invention, in addition to reducing noise when the stairs made of metal or concrete are raised and lowered, good anti-slip property and cushioning property are provided, and a tread covering is provided. Since the front surface of the staircase is formed so as to be gradually lowered toward the riser side with respect to the back surface of the tread surface covering part, the stair floor material can be leveled without any complicated construction. By simply sticking to the tread of the formed stairs, rainwater or cleaning water for cleaning the stairs can be quickly flowed down from the tread covering part to the kick-up covering part through the corner part. In addition, the water does not stay on the tread surface covering portion, the anti-slip property can be favorably maintained, and the problems such as water splash can be prevented. Further, the groove leading from the front surface of the anti-slip projection and the tread covering portion formed between the anti-slip projections to the kick-up covering portion via the corner is gradually lowered toward the kick-up side with respect to the back surface of the tread covering portion. By thus forming the slope, it is possible to prevent water from staying on the surface of the anti-slip projection, which is substantially a tread surface, and to maintain good anti-slip properties.

Further, the inclination of the surface of the tread covering portion is set to 1 /
By setting it to 50 to 1/200, it is possible to maintain the drainage property without giving the person a feeling of anxiety due to the inclination and to maintain the good anti-slip property.

Further, by forming a groove for bending extending in the width direction on the back surface of the tread covering portion, metal or concrete stairs for adhering stair flooring, etc., particularly,
According to the size of the tread, you can fold and stick at the position of the groove for bending without cutting off the floor material for stairs, you can easily perform construction, and for stairs It is possible to finish the adhered state of the edge of the floor material neatly.

Further, by constructing the floor material for stairs from a polyolefin resin, it is possible to prevent the generation of toxic gas and dioxin when incinerating the waste floor material for stairs, which has an adverse effect on the environment. It is possible to obtain a floor material for stairs that is not given.

Further, by constructing the floor material for stairs so as to include the foamed synthetic resin layer, a floor material for stairs having a good cushioning property can be obtained.

By constructing the floor material for stairs so as to include the fiber reinforced synthetic resin layer, a floor material for stairs having good durability can be obtained.

Further, by making at least a part of the tread surface covering portion, the corner portion covering portion and the riser covering portion a luminous surface, the visibility of the stairs becomes good and the safety can be improved.

[Brief description of drawings]

FIG. 1 is an external perspective view showing a reference example of a floor material for stairs.

FIG. 2 is an external perspective view of a main part showing a reference example of a floor material for stairs.

FIG. 3 is a cross-sectional view showing a reference example of a floor material for stairs, (A) is a cross-sectional view taken along the line AA of FIG. 1, and (B) is a cross-sectional view taken along the line BB of FIG.

FIG. 4 is a cross-sectional view showing an embodiment of the floor material for stairs of the present invention,
(A) is a cross-sectional view corresponding to the AA cross-sectional view of FIG. 1, (B)
FIG. 3 is a sectional view corresponding to the sectional view taken along the line BB of FIG. 1.

[Explanation of symbols]

1 Floor material for stairs 1A surface 1B Middle layer 1C lower layer 11 Tread cover 12 Corner coating 13 Kicking up cover 2 Anti-slip protrusions 21 Protrusion 22 Main protrusion 23 Secondary protrusion 3 meat pad 4 grooves 5 grooves 6 grooves

─────────────────────────────────────────────────── ─── Continuation of the front page (56) Reference JP-A-10-102713 (JP, A) JP-A-10-227111 (JP, A) JP-A-10-46774 (JP, A) JP-A-10- 131282 (JP, A) Actual development Sho 56-165828 (JP, U) (58) Fields surveyed (Int.Cl. ⁷ , DB name) E04F 11/16 E04F 11/17

Claims (7)

(57) [Claims] 1. A tread covering part and a rise covering part for respectively covering a tread and a rise of a staircase are integrally bent by bending at a right angle through a corner covering part for covering a corner part of a front end of a staircase. In the floor material for stairs formed on the surface of the tread covering part, the tread covering part formed between the surface of the anti-slip protrusion and the anti-slip protrusion is changed to the kick-up covering part via the corner part. A groove that communicates with the rear surface of the tread covering portion is formed so as to be gradually lowered toward the riser side, and the anti-slip projections are formed at the front end of the tread covering portion of the floor material for stairs. The protrusions that are long in the width direction, the main protrusions that are dense and have a large height in the middle of the tread cover, and the sub-projections that are sparse and have a small height are provided at the rear end of the tread. Formed over multiple rows To, the one height of the sub projections non-slip projection which is formed by inclining the surface than the height of the main projection
Floor material for stairs characterized by being formed low . 2. The slope of the surface of the tread covering portion is set to 1/50
The floor material for stairs according to claim 1, wherein the floor material is set to be about 1/200. 3. The floor material for stairs according to claim 1, wherein a bending groove extending in the width direction is formed on the back surface of the tread covering portion. 4. The floor material for stairs according to claim 1, 2 or 3, wherein the floor material for stairs is made of a polyolefin resin. 5. The floor material for stairs according to claim 1, 2, 3 or 4, wherein the floor material for stairs includes a foamed synthetic resin layer. 6. The floor material for stairs according to claim 1, 2, 3, 4, or 5, wherein the floor material for stairs includes a fiber-reinforced synthetic resin layer. 7. The stair floor according to claim 1, wherein at least a part of the tread surface covering portion, the corner portion covering portion and the riser covering portion is a light storing surface. Material.