JPH0357258B2 - - Google Patents

Description

[Detailed Description of the Invention] [Field of Industrial Application] The present invention relates to a non-slip material for stairs that is used by being fixed to the nosing of a staircase to prevent accidents such as slipping down the stairs. This relates to a non-slip device for stairs that can be replaced.

When a soft anti-slip material is attached to a hard base material to form a non-slip for stairs, the anti-slip material is made of a soft material and is therefore more prone to wear and deformation than the base material. It is convenient to make the anti-slip material removable from the base material so that only the anti-slip material can be replaced in order to extend the life of the anti-slip material.

[Conventional technology]

Conventionally, as shown in FIG. 10, the anti-slip material has been made removable from the base material by protruding support pieces 2, 2 from the front and rear edges of the base material 1. It has been proposed that a mating recess 3 is formed and a non-slip member 4 is removably fitted into the mating recess 3.

[Problem that the invention seeks to solve]

However, in such a case, the anti-slip material 4 is simply fitted into and supported by the engagement recess 3 of the base material 1, and can be easily removed. When this anti-slip for stairs is installed outdoors, there is a drawback that the anti-slip material 4 may be removed or separated due to shrinkage due to deterioration of the anti-slip material 4.

The present invention has been made in response to these circumstances, and provides a non-slip for stairs in which the anti-slip material 4 is attachable to and detachable from the base material 1, but does not come off unnecessarily. The purpose is to

[Means for solving problems]

In FIG. 1, the anti-slip for stairs of the present invention is shown, and is constructed by attaching an anti-slip material 4 to the upper surface of a base material 1.

The base material 1 is made of a hard material, and the stairs A
A front restraining edge 6 is provided protruding from the front edge of the flat plate portion 5 corresponding to the tread portion of the step nosing.

The anti-slip material 4 is formed by integrally fixing a hard or semi-hard support plate 8 to the back surface of a non-slip part 7 made of a soft material and having a substantially elongated rectangular cross section.

This anti-slip material 4 has a front edge 4
By engaging the front pressing edge 6 of the base material 1 with the fitting groove 9 recessed in the lower part of a, and attaching the support plate 8 to the flat plate part 5 of the base material 1 using adhesive tape 10. , are mounted and fixed on the base material 1.

[Effect]

The anti-slip material 4 in the anti-slip for stairs is
Its flexibility provides the necessary anti-slip effect, and in addition, it also has a cushioning effect, preventing unexpected accidents when someone accidentally steps off the stairs.

In the present invention, the anti-slip material 4 is formed by integrally fixing a hard or semi-hard support plate 8 to the back surface of the soft anti-slip part 7, and By attaching the anti-slip material 4 to the base material 1 with the lower part of the front edge 4a in contact with the front restraining edge 6 of the base material 1, the anti-slip material 4 can be peeled off upwardly. It is fixed on the base material 1 while also preventing movement in the forward direction, so that it does not easily come off.

Also, at this time, since the anti-slip material 4 is attached to the base material 1 with the adhesive tape 10, it can be removed from the base material 1 by prying it with a screwdriver etc. if necessary, and the anti-slip material 4 can be removed from the base material 1 by prying it with a screwdriver etc. There is no problem in replacing material 4.

〔Example〕

Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings.

In the first embodiment of the anti-slip for stairs of the present invention shown in FIG. 1, the base material 1 is formed by bending a stainless steel plate or an iron plate, and the front restraining edge 6 is The riser part C of the staircase A is bent downward from the front edge of the flat plate part 5 of the staircase A.
It is formed by bending the lower end of the hanging line 11 corresponding to the lower end further upward.

On the other hand, the rear edge of the flat plate part 5 of the base material 1 is bent upward to support the rear edge 4b of the anti-slip material 4, which will be described later, and to prevent the anti-slip material 4 from moving rearward. A side restraining edge 12 is formed.

The anti-slip part 7 is made of a soft vinyl chloride resin, and has an appropriate number of voids 13 formed inside it to improve its flexibility, and has an appropriate number of voids 13 formed on its upper surface to improve its anti-slip effect. A plurality of anti-slip grooves 14 are formed,
A fitting groove 9 is formed by cutting out the lower part of the front edge.

Various support plates 8 can be used for the support plate 8 fixed to the back surface of the anti-slip part 7, taking into consideration the adhesion to the adhesive tape 10, processability, cost, etc., but in this embodiment, Aluminum thin plate material is used. The support plate 8 is attached integrally with the anti-slip portion 7 when it is molded, but it goes without saying that it may be attached separately using an adhesive or the like.

The anti-slip material 4 composed of the anti-slip part 7 and the support plate 8 engages the fitting recess 9 at the lower part of the front edge 4a with the front restraining edge 6 of the base material 1, and the rear edge 4b is placed in contact with the rear restraining edge 12.

The adhesive tape 10 has adhesive surfaces on both sides, and is fixed to the back surface of the support plate 8 by the adhesive surface on one side.

The anti-slip for stairs according to this embodiment configured as described above is formed at the nosing of the stairs A, and the dimension in the depth direction is changed from the back surface of the flat plate portion 5 of the base material 1 to the top surface of the anti-slip portion 7. In the installation recess D whose width dimension is approximately the same as the height dimension of the flat plate part 5 of the base material 1, various types of fasteners or adhesives or as shown in FIG. It is used by being fixed by an appropriate means such as an anchor E, or by an appropriate combination of these means.

At this time, as shown in FIG.
Upper surface and upper edge 12a of the rear side restraining edge 12 of the base material 1
When the rear restraining edge 12 is exposed on the upper surface of the stairs A by locating the rear restraining edge 12 in the same plane, the upper edge 12a of the rear restraining edge 12 exhibits a separation effect, thereby improving the aesthetic appearance. However, at the same time, it is possible to protect the end of the finishing material B that is pasted behind it. Furthermore, depending on your preference, the upper end edge 12a of the rear restraining edge 12 of the base material 1 may be attached to the non-slip portion 7.
This upper edge 12a is lower than the upper surface of the
The upper end edge 12a of the rear restraining edge 12 may be prevented from being exposed on the upper surface of the stairs A by extending the finishing material B of the stairs A until the end.

In the embodiment shown in FIG. 1, an installation recess D is formed in the nosing of the stairs A, and a stair anti-slip is stored and fixed in this installation recess D, but there are other methods. For example, as shown in FIG.
It is also possible to fix it directly.

In this modification, the gap 13 is formed at the joint interface between the support plate 8 and the anti-slip portion 7.

Further, the shape of the base material 1 is not limited to that shown in FIG. 1, and as shown in FIG.
The upper end of the rear restraining edge 12 is bent inward to form locking bent portions 15, 15', and a non-slip portion of the anti-slip material 4 is attached to these locking bent portions 15, 15'. The fixing force of the anti-slip material 4 to the base material 1 may be further improved by locking the locking recesses 16 and 16' formed in the locking recesses 16 and 16' formed in the locking bent portions in this modification. 15 with anti-slip material 4
It may be positioned at the upper end of the front edge 4a of the staircase A and exposed to the surface of the staircase A (see FIG. 5).

In addition, the base material 1 is not limited to being formed by bending a plate material, but may be formed by pressing an aluminum material, for example, as shown in FIG. It is also possible to cover the surface portion of 7 with a wear-resistant material such as urethane resin.

A second embodiment of the invention is shown in FIG.

This embodiment shows a case where the support plate 8 of the anti-slip material 4 in the first embodiment described above has a wall thickness that is approximately equal to the height dimension L of the fitting groove 9,
The support plate 8 shown in FIG. 7 is made of, for example, hard or semi-hard vinyl chloride resin, and is integrally formed when the anti-slip portion 7 is molded.

In this way, by making the thickness of the support plate 8 substantially equal to the height L of the fitting groove 9, the rigidity at the bottom of the anti-slip material 4 is increased, and the fitting groove 9 is made thicker. When the front restraining edge 6 of the base material 1 is engaged, the rigidity of the support plate 8 causes the anti-slip material 4 to
The forward movement of the base material 1 is reliably prevented.
It is possible to further improve the fixing force.

Moreover, by making the support plate 8 thick,
Since the rigidity itself increases, for example, as shown in FIG. 1 can be made into a simple shape to facilitate its manufacture.

FIG. 9 shows a third embodiment of the present invention,
A case is shown in which tongue pieces 17 are formed at the lower end of the front edge 4a and the upper end of the rear edge 4b of the anti-slip portion 7 of the anti-slip material 4.

In this way, by forming the tongue piece 17 on the anti-slip part 7, the upper part of the front side restraining edge 6 of the base material 1 and the upper end edge 12a of the rear side restraining edge 12 are covered with the tongue piece 17, and the finishing material B etc., which not only improves safety but also prevents the anti-slip portion 7 from peeling off.

The present invention has been described above based on three embodiments, but elements other than the essential constituent elements of the present invention may be modified and used as appropriate as long as the gist of the present invention is not changed. , for example, the base material shown as a modification of the first embodiment in FIG. 6 may be used in the second embodiment, or the embodiments of the first to third embodiments may be modified as appropriate without changing the gist of the present invention. It is also possible to select, and it goes without saying that such a selection is also included in the present invention.

〔Effect of the invention〕

As is clear from the above description, according to the anti-slip for stairs according to the present invention, the anti-slip material is formed by integrally fixing a hard or semi-hard support to the back surface of the soft anti-slip part, The anti-slip material is attached to the base material through the support plate, and the lower front edge of the anti-slip material is in contact with the front restraining edge of the base material. In addition to being prevented from peeling off, it is also prevented from moving forward and is fixed onto the base material. Therefore, even if adhesive tape is used, which has a weaker adhesive than adhesives, it is difficult to peel off, and the non-slip material may be removed due to abrasion, or the non-slip material may fall off due to changes over time. can be resolved.

In addition, since the anti-slip material is attached to the base material using adhesive tape, it can be removed from the base material by prying it with a dowel bar, etc., and the anti-slip material can also be replaced. can.

[Brief explanation of drawings]

FIG. 1 is a cross-sectional perspective view showing a first embodiment of the non-slip for stairs of the present invention in an attached state; FIG. 2 is a cross-sectional view showing a modified example of the state in which the non-slip for stairs of the present invention is attached to a staircase; 3 is a sectional view showing a modification of the first embodiment, FIG. 4 is a sectional view showing another modification of the first embodiment, FIG. 5 is a sectional view showing still another modification, and FIG. 7 is a sectional view showing a modified example of the base material, FIG. 7 is a sectional perspective view showing an attached state of the second embodiment of the present invention, FIG. FIG. 9 is a sectional perspective view showing the installed state of the third embodiment of the present invention, and FIG. 10 is a sectional view showing the conventional example. DESCRIPTION OF SYMBOLS 1... Base material, 4... Anti-slip material, 4a... Front edge, 5... Flat plate part, 6... Front restraining edge, 7...
Anti-slip portion, 8... Support plate, 9... Fitting groove,
10...adhesive tape, A...stairs.

Claims (1)

[Scope of Claims] 1. A hard base material having a front restraining edge protruding upward from the front edge of a flat plate portion corresponding to a tread portion of a stair nosing, and a soft material having a substantially elongated rectangular cross section. A rigid or semi-rigid support plate, which is attached with adhesive tape to the upper surface of the flat plate part of the base material, is integrally fixed to the back side of the anti-slip part formed in the shape, and the lower part of the front edge thereof is fixed. A non-slip material for stairs, comprising a non-slip material mounted on the base material by engaging a front restraining edge of the base material in a recessed fitting groove.