JP3032503U - Prefabricated bench - Google Patents

Abstract

(57) [Abstract] [PROBLEMS] To provide an assembly-type bench that can be easily and quickly constructed even when there is only a small space or when a long bench is installed. SOLUTION: Both side edges formed by connecting to downward curved portions 8 and 9 to form inwardly inclined portions 10 and 11 and forming enlarged locking portions 12 and 13 at lower ends of the inwardly inclined portions 10 and 11, respectively. A bench seat plate 1 having parts 6 and 7 and having elasticity such that the inwardly inclined parts 10 and 11 can be opened at a predetermined angle with respect to the seat surface part 5, and an inwardly inclined surface 20 is formed at one end, A locking depression 22 is formed on the inner inclined surface 20, an inner inclination surface 24 is formed by connecting to the outer inclination surface 23 at the other end, and a engagement depression 25 is formed on the inner inclination surface 24. The leg 2 having the side portions 15 and 16 formed as described above constitutes an assembled bench. Seat surface 5 of bench seat plate 1
Is smaller than the angle formed between the upper end surface 18 of the side surface portions 15, 16 of the leg 2 and the inner inclined surfaces 20, 24 of the side edge portions 6, 7 corresponding to the inner inclined portions 10, 11. To do.

Description

[Detailed description of the device]

[0001]

[Technical field to which the device belongs]

 The present invention relates to a prefabricated bench installed in a stadium, a park, or the like.

[0002]

[Prior art]

 As a prefabricated bench installed in a stadium, a park, or the like, the one shown in FIG. 7 is conventionally known (Japanese Utility Model Publication No. 48-50305). This assembly-type bench includes a bench seat plate 51 having downward curved side edges 51a, 51a, and a leg body 52 having curved portions 52a, 52a fitted to the inner surfaces of the side edges 51a, 51a. It is composed by After arranging and fixing the legs 52, 52 on a body such as concrete at an appropriate interval, slide the bench seat plate 51 in the horizontal direction as shown by the arrow in FIG. The bent portions 52a and 52a of the one leg body 52 are fitted to the inner surfaces of the side edge portions 51a and 51a, and the curved portions 52a and 52a of the other leg body 52 are further fitted to the leg bodies 52 and 52 to form the bench seat plate 51. Attach to configure the bench.

[0003]

[Problems to be solved by the device]

 In the conventional assembly type bench described above, the bench seat plate 51 is slid horizontally to fit the curved portions 52a, 52a of the leg body 52 on the inner surfaces of the side edge portions 51a, 51a of the vent seat plate 51. Therefore, a space for horizontally holding the bench seat plate 51 is required on the side of the leg body 52. Therefore, there is a problem that construction is difficult when there is only a small space near the bench installation space. Also, when installing a long bench, it is necessary to arrange a large number of legs 52 or to widen the arrangement intervals between them, and slide the long bench seat plate 51 horizontally for a long distance. At the same time, the curved portions 52a, 52a of the leg body 52 must be fitted to the inner surfaces of the side edge portions 51a, 51a of the bench seat plate 51, which is a troublesome and complicated assembly work, and there is a problem that construction takes time. It was

The present invention has been made in view of the above problems of the prior art. The purpose of the present invention is to provide a bench with a small space near the installation space. An object of the present invention is to provide an assembled bench that can be easily and quickly constructed even when installing a long bench.

[0005]

[Means for Solving the Problems]

 In order to achieve the above object, the assembled bench of the present invention comprises a seat surface portion and both side edge portions, which are connected to a downward curved portion to form an inward inclined portion, and the inward inclined portion is formed. An enlarging locking part is formed at the lower end of the bench seat plate that has elasticity so that the inward sloped parts on both side edges can open a predetermined angle with respect to the seat surface part, and the inward sloped part at one end. Surface is formed, and a locking depression is formed on this inward inclined surface, and the other end is connected to the outer inclined surface to form an inward inclined surface, and the locking depression is formed on this inward inclined surface. And a leg body having a side surface part that forms a part, and an angle formed between the seat surface portion of the bench seat plate and the inwardly inclined portion of the side edge portion corresponds to the upper end surface and the inner side surface of the side surface portion of the leg body. It is characterized by being smaller than the angle formed by the inclined surface. According to the above configuration, the inward sloped portion of the one side edge portion of the bench seat plate is slightly opened to lock the enlarged locking portion in the locking recessed portion of the one end portion of the side surface of the leg, and then, When the rear part of the bench seat plate is pushed down, the locking enlarging part on the other side edge of the bench seat plate moves downward along the outer inclined surface of the other end of the side surface of the leg, and the inward inclined part. Is expanded slightly, the bulging part of the lock rides over the joint between the outer slope and the inner slope, and is locked in the lock recess at the other end, making the bench seat plate a leg. Can be installed.

Further, a notch is formed in the center of the side surface of the leg, and a reinforcing rod is provided which can be fitted into the notch and whose upper surface at the time of fitting is substantially aligned with the upper end surface of the side of the leg. You can turn it off. According to the above configuration, the reinforcing rod can reinforce by connecting the side surface portions of the legs to prevent bending of the side surface portion, and the reinforcing rod can apply a load to the seat surface portion of the bench seat plate. Accordingly, the seat surface can be prevented from bending.

[0007]

[Embodiment of device]

 A preferred embodiment of the present invention will be described below with reference to the drawings. As shown in FIG. 1, the assembled bench of this embodiment comprises a bench seat plate 1, legs 2, a reinforcing rod 3 and an end cover 4.

The bench seat plate 1 is a foamed molded product having a foaming ratio of 1.8 times and a specific gravity of about 0.67, which is formed by extrusion foaming using foamed plastic such as foamed vinyl chloride resin, and has a length of 2 to 5 m. The width is about 270 mm and the wall thickness is about 10 mm. As shown in FIG. 2, the bench seat plate 1 includes a seat surface portion 5, a front side edge portion 6 and a rear side edge portion 7, and a lower surface 5a of the seat surface portion 5 is a flat surface. The front and rear side edge portions 6, 7 are connected to the downward curved portions 8, 9 to form inwardly inclined portions 10, 11, and the lower end portions of the inwardly inclined portions 10, 11 are provided with locking enlarged portions 12, 13. Formed. Further, the bench seat plate 1 has elasticity to such an extent that the inwardly inclined portions 10 and 11 of the front and rear side edge portions 6 and 7 can be opened to a predetermined angle with respect to the seat surface portion 5. It is sufficient that the angle at which the spread can be expanded is about 2 to 10 degrees, but of course, it may be more than this.

The leg 2 is formed by press-molding a metal plate, and has a length of 215 mm, a width of 70 mm, and a height of about 53 mm. As shown in FIG. 3, the leg body 2 is composed of a bottom surface portion 14 and side surface portions 15 and 16 which are erected from both ends thereof. The bottom surface portion 14 is provided with an appropriate number of elongated holes 17 through which bolts are inserted, at appropriate positions. Has been drilled. The upper end surfaces 18 of the side surface portions 15 and 16 are flat surfaces and are substantially parallel to the bottom surface portion 14. At the front ends of the side surface portions 15 and 16, an inwardly inclined surface 20 is formed by connecting to the outwardly inclined surface 19, and a projecting piece 21 is provided so as to project inward in the width direction from the inwardly inclined surface 20. A locking depression 22 is formed on the lower side. On the other hand, the rear end portions of the side surface portions 15 and 16 are connected to the outer inclined surface 23 to form an inner inclined surface 24, and the inner inclined surface 24 is formed with a locking recess 25. Further, a U-shaped notch 26 that opens upward is formed at the center of the side surface portions 15 and 16.

Further, as shown in FIGS. 2 and 3, the angle α formed by the seat surface portion 5 of the bench seat plate 1 and the inwardly inclined portion 10 at all times is determined by the upper end surfaces of the side surface portions 15 and 16 of the leg body 2. 18 is slightly smaller than the angle γ formed by the inward inclined surface 20, and the angle β formed by the seat surface portion 5 of the bench seat plate 1 and the inward inclined portion 11 at all times is the same as that of the side surface portions 15 and 16 of the leg body 2. It is slightly smaller than the angle θ formed by the upper end surface 18 and the inwardly inclined surface 24.

The reinforcing rod 3 is a hollow rectangular tubular body made of steel or the like having a length substantially equal to that of the bench seat plate 1 and a wall thickness of about 1.6 mm, and the cutout portion 26 formed in the side surface portions 15 and 16 of the leg body 2. The dimensions are such that the upper surface thereof at the time of fitting substantially coincides with the upper end surfaces 18 of the side surface portions 15 and 16 of the leg body 2.

The end cover 4 is formed by injection-molding plastic such as vinyl chloride resin, and includes an outer lid portion 27 and a fitting portion 28, as shown in FIG. The outer lid portion 27 is shaped and dimensioned to cover the end portion of the bench seat plate 1, and the fitting portion 28 is formed on the lower surface 5a of the seat surface portion 5 of the bench seat plate 1 and the inner surfaces of the front and rear side edge portions 6, 7. The shape and dimensions are to be fitted. In addition, in order to improve the appearance of the end of the bench seat plate 1, a pattern such as a line or a drawing may be provided on the surface of the outer lid 27, and the bench is designed so that the user can easily identify the bench. Plates with row numbers may be attached.

The bench seat plate 1 and the reinforcing rod 3 may be appropriately dimensioned according to the installation space, and the legs 2 may be appropriately numbered and spaced. Further, the notches formed in the side surface portions 15 and 16 of the leg body 2 are not limited to the U-shape, but may be in the shape of an inverted triangle having the upper opening as the base. In this case, the reinforcing rod 3 may be a hollow triangular tubular body corresponding to the shape of the cutout.

The assembly-type bench of this embodiment is made up of the above-mentioned components and can be assembled by the following procedure.

First, as shown in FIG. 1, an appropriate number of legs 2, 2, ... Are arranged on the upper surface of a skeleton body 29 such as concrete at appropriate intervals, and bolts are bored in the bottom surface portion 14 to form an elongated hole 17. , 17 ... are inserted and embedded in the skeleton 29, and the leg 2 is fixed to the skeleton 29. Next, the reinforcing rod 3 is fitted into the notches 26 of the side surface portions 15, 16 of the legs 2, 2 ... And hung between the legs 2, 2.

Then, as shown in FIG. 5, the bench seat plate 1 is placed on the legs 2, 2 ..., First, the inwardly inclined portion 10 of the front side edge portion 6 of the bench seat plate 1 is seated on the seat surface portion 5. With respect to each of the legs 2, 2, ..., Enlarge the locking portion 12 to the locking recess 22 at the front end of the side surface portion 15, 16 of the legs 2, 2 ,.

Next, as shown in FIG. 5, if the rear portion of the seat surface portion 5 of the bench seat plate 1 is pressed down by hand, the locking enlarging portion 13 of the rear side edge portion 7 of the bench seat plate 1 becomes the leg body 2. , 2 ... move downward along the outward inclined surface 23 of the side surface portions 15 and 16, and the inward inclined portion 11 expands slightly with respect to the seat surface portion 5, so that the enlarged locking portion 13 is outward. It is possible to mount the bench seat plate 1 on the legs 2, 2 ..., Overcoming the joint between the inclined surface 23 and the inward inclined surface 24 and being locked by the locking recess 25.

At this time, the lower surface 5a of the seat surface portion 5 of the bench seat plate 1 comes into contact with the upper end surfaces 18 of the side surface portions 15, 16 of the legs 2, 2, ... On the other hand, due to the elasticity of the bench seat plate 1, Since the inwardly inclined portions 10, 11 of the front and rear side edge portions 6, 7 of the bench seat plate 1 press the inwardly inclined surfaces 20, 24 of the side surface portions 15, 16 of the legs 2, 2 ,. Is firmly fixed to the legs 2, 2 ... and does not easily come off or move.

Finally, the fitting portion 28 of the end cover 4 is fitted to the lower surface 5a of the seat surface portion 5 of the bench seat plate 1 and the inner surfaces of the front and rear side edge portions 6 and 7 to attach the end cover 4 to the bench. The bench is assembled by mounting it on the end of the seat plate 1.

As described above, in the assembled bench of the present invention, the bench seat plate 1 is placed on the legs 2, 2 ... And the bench seat plate 1 is pushed down to move the bench seat plate 1 to the legs 2, 2. Since it is mounted on the bench, it can be easily installed even if there is only a small space near the bench installation space. Even when installing a long bench, the assembly work is simple and the short time is required. It can be installed in.

Further, since the reinforcing rod 3 is fitted into the cutout portion 26 of the side surface portions 15 and 16 of the legs 2, 2, ... And hung between the legs 2, 2 ,. The side surface portions 15 and 16 can be reinforced by being connected to each other to prevent the side surface portions 15 and 16 from being bent, and when the reinforcing rod 3 is fitted, the upper surface thereof is the upper end surface 18 of the side surface portions 15 and 16. Therefore, the seat surface portion 5 of the bench seat plate 1 receives a load, and the seat surface portion 5 can be prevented from being bent.

In the present embodiment, the case where the bench is directly installed on the upper surface of the skeleton body 29 such as concrete has been described, but as shown in FIG. A bench may be installed, or as shown in (B), the bench may be installed on the upper surface of the skeleton via the support member 31.

[0023]

[Effect of device]

 According to the assembled bench of the present invention, since the bench seat plate can be placed on the leg body and pushed down to be mounted on the leg body, only a small space can be installed near the bench installation space. Even if there is no bench or a long bench is installed, it can be constructed easily and in a short time.

Also, due to the elasticity of the bench seat plate, the inward sloped portions at the front and rear edges of the bench seat plate press the inward sloped surface of the side surface of the leg body, so the bench seat plate is securely attached to the leg body. It is fixed to and does not easily come off or move.

[0025] Furthermore, if the reinforcing rod is fitted into the notch in the side surface of the leg body, the side surface portions of the leg body can be reinforced by connecting the side surface portions to prevent bending of the side surface portion. It is possible to prevent the seat surface from bending under the load applied to the seat surface of the plate.

[Brief description of drawings]

FIG. 1 is an exploded perspective view of an embodiment of the assembled bench of the present invention.

FIG. 2 is a side view of the bench seat plate of FIG.

3A is a plan view and FIG. 3B is a sectional view of the leg body in FIG.

4 (A) is a front view and FIG. 4 (B) is a side view of the end cover of FIG.

5 is an explanatory view showing a method of mounting the bench seat plate of FIG. 1 on a leg.

FIG. 6 is a side view showing the assembled bench of the present invention in which (A) is installed on the side surface of the body via a supporting member and (B) is installed on the upper surface of the body via the supporting member.

FIG. 7A is a plan view of a conventional assembly-type bench, and FIG.
Is a sectional view.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Bench seat plate 2 Leg body 3 Reinforcing rod 5 Seat surface portion 6 Front side edge portion 7 Rear side edge portion 8 Downward bending portion 9 Downward bending portion 10 Inner inclined portion 11 Inner inclined portion 12 Enlarged locking portion 13 Enlarged locking portion 15 side surface part 16 side surface part 18 upper end surface 20 inward inclined surface 22 locking depression 23 outward inclined surface 24 inward inclination surface 25 locking depression 26 notch

Claims (2)

[Scope of utility model registration request] 1. A seat surface portion and both side edge portions, which are connected to a downward curved portion to form an inwardly inclined portion, and a locking enlarged portion is formed at a lower end portion of the inwardly inclined portion. A bench seat plate having elasticity to such an extent that the inwardly inclined portions of the both side edges can be expanded at a predetermined angle with respect to the seat surface portion, and an inwardly inclined surface is formed at one end, and the inwardly inclined surface is formed. Has a side wall formed by forming a locking recess on the other end, forming an inner slope by connecting to the outer slope, and forming a locking recess on the inner slope. It is composed of legs, and the angle formed by the seat surface portion of the bench seat plate and the inward inclined portion of the side edge is smaller than the angle formed by the upper end surface of the corresponding side portion of the leg and the inward inclined surface. Assembled bench characterized by this. 2. A reinforcing rod provided with a notch formed in a central portion of a side surface of the leg and capable of being fitted into the notch, the upper surface of which is substantially coincident with the upper end surface of the side of the leg when fitted. The assembled bench according to claim 1, wherein