JP3074376U - Portable toilet - Google Patents

Abstract

(57) [Problem] To provide a portable toilet which can be stored compactly, is easy to assemble, can easily recycle materials, and is environmentally superior. SOLUTION: A back plate 1, a seat plate 2, and a lower front plate 3 are respectively formed of reinforced corrugated cardboard, and these are appropriately bent to form a back plate 1.
The engaging projections of the seat plate 2 and the lower front plate 3 are engaged with each of the locking holes of No. 1 to assemble. Therefore, it is possible to easily assemble without using a tool or the like. In addition, when storing, the back plate 1 can be easily disassembled by removing the seat plate 2 and the lower front plate 3 from the back plate 1.
Since the back plate 1, the seat plate 2, and the lower front plate 3 can be compactly stored by being folded into one. Further, since all of the back plate 1, the seat plate 2, and the lower front plate 3 are formed of reinforced corrugated cardboard, the material can be easily recycled, and a material excellent in environment can be obtained.

Description

[Detailed description of the invention]

[0001]

[Technical field to which the invention belongs]

 This invention relates to a portable toilet constructed from reinforced cardboard.

[0002]

[Prior art]

 Conventionally, as a portable toilet that can be easily used by placing it in a room such as a bedroom, a structure in which a toilet seat is attached to a toilet body so that it can be opened and closed, and a waste container is detachably arranged inside the toilet is widely known. . In such a portable toilet, the toilet body and the toilet seat are generally formed of synthetic resin.

[0003]

[Problems to be solved by the invention]

 However, such portable toilets cannot be easily disassembled or assembled, so they are inconvenient when stored when not in use for a long period of time, and because they are not compact when transported, they are inconvenient. There is a problem. In addition, this portable toilet has a problem that it is difficult to recycle the material because the material is a synthetic resin, which is not preferable from an environmental point of view.

An object of the present invention is to provide a portable toilet which can be stored compactly, is easy to assemble, can be easily recycled, and is environmentally superior.

[0005]

[Means for Solving the Problems]

 The invention according to claim 1 includes a back plate having a curved middle portion and opposed to both sides, a seat plate disposed at an intermediate position in the vertical direction of the back plate, and a front lower portion of the seat plate and A lower urinal disposed between both sides of the backboard, each of which is a portable toilet bowl formed of a reinforced corrugated ball, wherein the backboard is located at an intermediate part in its deployed state. The back contact portion which is bent in a straight manner and the side plate portions located on both sides thereof are formed in a continuous flat plate shape, and the back contact portion is provided with a plurality of bending grooves for bending the back contact portion at predetermined intervals. A folded portion is provided at each intermediate portion of the side plate portions on both sides so as to be folded and overlapped with each other, and a first latch for latching the seat plate is provided on the back contact portion and the side plate portions on both sides. A hole is provided, and the lower front plate is engaged with the side plate portions on both sides. When the seat plate is in its deployed state, both end portions are formed in a substantially arc shape corresponding to the curved shape of the back contact portion, and between the two end portions of the arc shape. It is formed in the shape of a flat plate having a folded portion provided at an intermediate portion located, and a first mounting hole is provided at a central portion of one of the overlapped portions of the folded portion at the folded portion, and A second mounting hole smaller than the first mounting hole is provided at a central portion of the overlapping portion, and a first engaging projection for engaging with the first locking hole of the back plate is provided at an outer peripheral portion. The lower front plate is disposed between the side plate portions located on the lower side of the seat plate in a state where the back contact portion of the back plate is curved and the side plate portions on both sides face each other. It is formed in the shape of a flat plate, and the both sides thereof are engaged with the second locking holes of the back plate. It features that the second engaging protrusion is provided.

According to the present invention, the back contact portion of the back plate is curved by the plurality of bending grooves, and the side plate portions located on both sides thereof are respectively turned back at the folded portions and overlapped, and in this state, they face each other. The lower front plate is disposed between the side plate portions to be engaged, and the second engagement projections of the lower front plate are engaged with the second locking holes of the side plate portion. In this state, by engaging the first engagement projections of the seat plate with the first locking holes of the back plate in this state, it is possible to easily assemble without using a tool or the like. At this time, when the seat plate is mounted on the back plate with the first mounting hole of the seat plate being positioned on the upper side, the waste container is inserted from above the first mounting hole side of the seat plate, and the lower side of the waste container is inserted from above. By placing the edge of the waste container on the edge of the second mounting hole, the waste container can be easily attached. In addition, the seat can be mounted with the second mounting hole of the seat plate positioned upward. When the plate is mounted on the back plate, the waste bag is inserted into the first mounting hole from above the second mounting hole from above, and the opening of the waste bag is placed on the edge of the upper second mounting hole. (Made of cardboard, etc., which is harder than the other part of the waste bag, so it gets caught on the edge of the second mounting hole), the waste bag can be easily attached, This allows two types of usage. When not in use for a long time, the back plate can be easily disassembled by removing the seat plate and the lower front plate, and by folding the back plate into two at the middle part of the backrest, The back plate can be compactly folded, so that the back plate, the seat plate, and the lower front plate can be stored compactly. Further, since all of the back plate, the seat plate, and the lower front plate are formed of reinforced corrugated cardboard, the material can be easily recycled, and an environmentally-friendly material can be obtained.

According to a second aspect of the present invention, there is provided the portable toilet according to the first aspect, wherein the entire area of the outer surface of the seat plate located outside is provided in a state where the seat plate is folded at the folding portion. In addition, a waterproof treatment film composed of a metal sprayed layer and a coating layer is formed. According to this invention, in addition to having the same operation and effect as the invention according to claim 1, in particular, the waterproof treatment film is provided on the entire outer surface of the seat plate which is folded at the folded portion and overlapped. Even if the seat plate gets wet during use, the water can be prevented from penetrating into the reinforced cardboard, and the surface of the seat plate can be wiped with water, so that it can be kept clean at all times. As well as maintaining a constant strength.

[0008]

[Embodiment of the invention]

 Hereinafter, an embodiment of the present invention will be described with reference to FIGS. FIG. 1 is an external perspective view showing a usage state of the portable toilet according to the embodiment. This portable toilet has a back plate 1 whose middle portion is curved and both sides face each other, a seat plate 2 arranged at an intermediate position of the back plate 1 in the vertical direction, and a front lower portion of the seat plate 2. And a lower front plate 3 disposed between both sides of the back plate 1, each of which is formed of reinforced cardboard 4. As shown in FIG. 7, this reinforced corrugated cardboard 4 has a two-layer structure in which three flat papers 4a are each provided with a paper 4b bent in a wave shape so that the wave shapes face the same direction. Although not shown, a three-layer structure in which three papers each having a wave shape are arranged between four flat papers so that the wave shapes are directed in the same direction, etc. Also in the structure, the entire thickness is formed to be about 10 mm to 15 mm.

As shown in FIG. 2, the back plate 1 made of such reinforced corrugated cardboard 4 is provided with a back contact portion 5 at an intermediate portion in an expanded state, and side plate portions on both sides of the back contact portion 5. 6, 6 are formed in a continuous plate shape. The back contact portion 5 is provided with a large number of bent grooves 7 at predetermined intervals, for example, at intervals of 35 mm, on the front side thereof, for bending the arc into an arc shape. As shown in FIG. 8A, the bent groove 7 is formed so as to have a relatively narrow U-shaped groove. A folded portion 8 is provided at each intermediate portion of the side plate portions 6 on both sides so as to be folded and overlapped. In consideration of the thickness of the reinforced corrugated cardboard 4, the width of the folded portion 8 is approximately twice as large as the thickness of the reinforced corrugated cardboard 4, and bent grooves 9 are formed on the back side along both sides of the width. ing. As shown in FIG. 8B, the bent groove 9 is formed by cutting a deep V-shaped groove having a bottom angle of approximately 90 ° and a depth of approximately 90 °. It is formed so as to be bent.

As shown in FIG. 2, a first locking hole 11 for locking the seat plate 2 is provided substantially at the center of the back contact portion 5 of the back plate 1, and side plates on both sides are provided. The first locking holes 11 for locking the seat plate 2 are also substantially the same height as the first locking holes 11 of the backrest 5 between the folded portion 8 and the backrest 5 in the portions 6, 6. It is provided with. Further, a second locking hole 12 for locking the lower front plate 3 is provided at a predetermined position of the side plate portions 6 on both sides, that is, a position located below the first locking hole 11.

On the other hand, as shown in FIG. 4, the seat plate 2 made of the reinforced corrugated cardboard 4 has both ends (upper and lower ends in FIG. 4) substantially corresponding to the curved shape of the back contact portion 5 in the deployed state. It is formed in the shape of a circular arc, and is formed in the shape of a flat plate provided with a folded portion 13 at an intermediate portion located between both ends of the arc shape, and is folded at the folded portion 13 to form portions 14 on both sides thereof. 15 are configured to overlap each other as shown in FIG. In this case, the folded portion 13 has exactly the same structure as the folded portion 8 of the back plate 1. Further, of the overlapping portions 14 and 15 on both sides, a rectangular first mounting hole 16 is provided at the center of the upper portion 14 in FIG. Is provided with a rectangular second mounting hole 17 smaller than the first mounting hole 16. Further, on the outer peripheral portions of the overlapping portions 14 and 15, first engaging projections 18 that engage with the first locking holes 11 of the back plate 1 are provided so as to protrude by an amount corresponding to the thickness of the reinforced corrugated cardboard 4. ing.

The outer surfaces of the overlapping portions 14 and 15, that is, the entire outer surface located outside when folded at the folded portion 13 as shown in FIG. A waterproof treatment film 19 composed of layers is formed. The metal sprayed layer is an underlayer in which an alloy of aluminum and zinc is sprayed onto the surface of the reinforced corrugated cardboard 4 by low-temperature metal spraying, and has a thickness of about 70 to 150 μm. The coating layer is made of a transparent, translucent or opaque synthetic resin such as acryl, and is applied to the surface of the metal sprayed layer with a predetermined thickness. As shown in FIG. 6, the lower front plate 3 made of the reinforced corrugated cardboard 4 has the seat plate 2 with the backrest 5 of the back plate 1 curved and the side plates 6, 6 on both sides facing each other. It is formed in the shape of an upright plate that is disposed almost vertically between the side plate portions 6 on both sides located below. On both sides of the lower front plate 3, second engagement protrusions 20 that engage with the second locking holes 12 of the back plate 1 are provided so as to protrude by an amount corresponding to the thickness of the reinforced cardboard 4.

Next, a case where such a portable toilet is assembled will be described. First, as shown in FIG. 3, the back contact portion 5 of the back plate 1 is bent in a substantially arc shape by a large number of bending grooves 7, and the side plate portions 6, 6 located on both sides of the back contact portion 5 are turned back by the folded portions 8. Fold it towards the side. At this time, each of the side plates 6, 6 is bent at 180 ° by being bent to the back side by 90 ° at each of the bending grooves 9 of the folded portion 8, whereby each of the side plates 6, 6 is bent. Each half is folded and overlapped. In this state, as shown in FIG. 3, the side plates 6, 6 on both sides face each other, and the first locking holes 11 and the second locking holes 12 of the side plates 6, 6 face each other. I do. In this state, the lower front plate 3 is disposed between the side plate portions 6 facing each other, and the second engagement projections 20 on both sides of the lower front plate 3 are inserted into the second locking holes 12 of the side plate portions 6. Each is engaged. Thereafter, the waterproofing film 19 is folded back at the folded portion 13 of the seat plate 2 so as to be exposed to the outside, and the portions 14 and 15 on both sides thereof are overlapped with each other. In this state, the seat plate 2 is disposed on the intermediate portion of the back plate 1 above the lower front plate 3, and the first engagement projections 18 of the seat plate 2 are engaged with the first locking holes 11 of the back plate 1, respectively. Combine. This makes it possible to easily assemble a portable toilet without using any tools.

In such a portable toilet, among the superposed portions 14 and 15 of the seat plate 2, for example, a portion 14 provided with a first mounting hole 16 as shown in FIG. When the seat plate 2 is attached to the back plate 1 in a state where the waste container 21 is inserted, the waste container 21 is inserted into the first attachment hole 16 from above and the waste container 2 is placed on the edge of the lower second attachment hole 17. By mounting the one edge portion 21a, the waste container 21 can be easily attached. Further, as shown in FIG. 10, when the seat plate 2 is mounted on the back plate 1 with the second mounting hole 17 of the seat plate 2 positioned on the upper side, the waste bag 22 is removed from above. The opening 22a of the filth bag 22 (made of cardboard or the like) is inserted into the second mounting hole 17 and the first mounting hole 16 on the edge of the second mounting hole 17 on the upper side. The sewage bag 22 can be easily attached by placing the garbage bag 22 that fits well. Thus, this portable toilet can be used in two ways.

Further, in such a portable toilet, since the waterproofing film 19 is provided on the entire outer surface of the seat plate 2, even if the outer surface of the seat plate 2 gets wet during use, the moisture is strengthened. It can be prevented from penetrating into the corrugated cardboard 4 and thus the surface of the seat plate 2 can be wiped with water, so that a clean state can be always maintained and a constant strength can always be maintained. . Furthermore, according to this portable toilet, when not in use for a long time, the seat plate 2 and the lower front plate 3 can be easily disassembled by removing the back plate 1 and the side plates on both sides of the back plate 1. The back plate 1 is compacted by folding the back plate 1 into two at the middle part of the back contact portion 5 as shown in FIG. The back plate 1, the seat plate 2, and the lower front plate 3 can be stored compactly. Further, since all of the back plate 1, the seat plate 2, and the lower front plate 3 are formed of the reinforced corrugated cardboard 4, the material can be easily recycled, and a material excellent in environment can be obtained. .

[0016]

[Effect of the invention]

 As described above, according to the present invention, the back contact portion of the back plate is curved, and the side plate portions on both sides thereof are folded back at the folded portion and overlapped. The front plate is arranged, the second engagement projection of the lower front plate is engaged with the second locking hole of the side plate portion, and then the seat plate is folded back at the folded portion and overlapped, and the first engaging portion of the seat plate is folded. By engaging the mating projection with the first locking hole of the back plate, it is possible to easily assemble without using a tool or the like. In addition, when used, the waterproofing film is provided on the entire outer surface of the folded and overlapped seat plate, so that even if the seat plate gets wet, its moisture will not penetrate into the reinforced cardboard. The surface of the seat plate can be wiped with water, so that a clean state can be always maintained and a constant strength can always be maintained. When not in use for a long period of time, the back plate can be easily disassembled by removing the seat plate and the lower front plate from the back plate. The back plate can be folded compactly by folding it in two at the middle part of the back contact portion, so that the back plate, the seat plate, and the lower front plate can be stored compactly. Further, since all of the back plate, the seat plate and the lower front plate are formed of reinforced corrugated cardboard, the material can be easily recycled, and an environmentally friendly material can be obtained.

[Brief description of the drawings]

FIG. 1 is an external perspective view of a portable toilet according to an embodiment of the present invention in a use state.

FIG. 2 is a development view of the back plate of FIG. 1;

FIG. 3 is a perspective view showing a state in which the back plate of FIG. 2 is bent.

FIG. 4 is a development view of the seat plate of FIG. 1;

FIG. 5 is a side view of the seat plate of FIG. 4 in a folded state.

FIG. 6 is a front view showing the lower front plate of FIG. 1;

FIG. 7 is a perspective view of the back plate, the seat plate, and the lower front plate of FIG.

FIG. 8A is an enlarged side view showing a bent groove provided on a back contact portion of a back plate, and FIG. 8B is an enlarged side view showing one of the bent grooves provided on both sides of the folded portion. FIG.

FIG. 9 is a cross-sectional view of a main part showing a case where the seat plate of FIG. 5 is used in a state where a first mounting hole of the seat plate is positioned on an upper side;

FIG. 10 is a cross-sectional view of a main part showing a case where the seat plate of FIG. 5 is used in a state where a second mounting hole is positioned on an upper side;

FIG. 11 is a perspective view showing a state where the back plate of FIG. 3 is folded into two.

[Explanation of symbols]

 REFERENCE SIGNS LIST 1 back plate 2 seat plate 3 lower front plate 4 reinforced corrugated cardboard 5 back contact portion 6 side plate portion 7 bent groove 8, 13 folded portion 11 first locking hole 12 second locking hole 14, 15 overlapping portion of seat plate 16 1st mounting hole 17 2nd mounting hole 18 1st engaging projection 19 Waterproofing film 20 2nd engaging projection 21 Soil container 22 Soil bag

Claims (2)

[Utility model registration claims] 1. A back plate having a curved middle portion and opposed to both sides, a seat plate disposed at an intermediate position in the vertical direction of the back plate, and a lower portion of a front portion of the seat plate and a lower portion of the back plate. And a lower front plate disposed between both side portions, each of which is a portable toilet bowl formed of reinforced corrugated cardboard, wherein the back plate is, in its deployed state, a backrest that is positioned at an intermediate portion and curved. Portion and side plate portions located on both sides thereof are formed in a continuous flat plate shape, a plurality of bending grooves for bending the back contact portion are provided at predetermined intervals, and the side plate portions on both sides are provided. Each intermediate portion is provided with a folded portion for folding and overlapping the intermediate portion, and the back contact portion and the side plate portions on both sides are provided with first locking holes for locking the seat plate. At the same time, a second locking hole for locking the lower front plate is formed in the side plate portions on both sides. In the deployed state, the seat plate has both ends formed in a substantially arc shape corresponding to the curved shape of the back contact portion, and a folded portion is provided at an intermediate portion located between both ends of the arc shape. A first mounting hole is provided in a central portion of one of the overlapping portions that are formed in a flat plate shape provided in the folded portion and overlapped by the folded portion, and a central portion of the other overlapping portion is provided with the first attaching hole. A second mounting hole smaller than the first mounting hole is provided, and a first engagement protrusion that engages with the first locking hole of the back plate is provided on an outer peripheral portion. In a state where the back contact portion of the back plate is curved and the side plate portions on both sides face each other, the back plate is formed in a flat plate shape disposed between the side plate portions on the lower side of the seat plate, On both sides thereof, there are provided second engaging projections for engaging with the second locking holes of the back plate. Portable toilet to be characterized in that it has been. 2. The portable toilet according to claim 1,
In a state where the seat plate is folded at the folding portion, a waterproof treatment film including a metal sprayed layer and a coating layer is formed on the entire outer surface of the seat plate located outside. Toilet bowl.