JP2017012491A - Portable toilet for vehicle - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a portable toilet for a vehicle capable of shortening an assembling time and achieving stable use.SOLUTION: A portable toilet 10 for a vehicle includes a toilet body 12 and a lock part 30. The toilet body 12 has a toilet seat part 20 where an opening 18 is formed in an upper wall. The toilet body 12 is assembled in a box shape after being developed from a folded state. The lock part 30 has a fin shape extended outward from the toilet body 12. The toilet body 12 is locked to the periphery of a seat cushion of a vehicle seat by the lock part 30 so as to be stably held.SELECTED DRAWING: Figure 1

Description

  The present invention relates to a portable toilet for a vehicle.

  Patent Document 1 discloses a portable toilet for a vehicle. This portable portable toilet for a vehicle includes a bottomed box-shaped main body bottom having an upper opening, two triangular prisms, and a box lid having a rectangular hole penetrating through a central portion. By incorporating two triangular prisms into the bottom of the main body and covering the box lid on the bottom of the main body, a portable portable toilet for a vehicle using the box lid as a toilet seat is assembled. The two triangular prisms support the weight and are configured to adjust the toilet seat portion horizontally with respect to the inclination of the seat.

JP 2008-289848 A

  Since the portable portable toilet for a vehicle is assembled using a plurality of parts, it takes time to assemble and is only placed on the seat cushion of the seat, so that it is difficult to use stably.

  In view of the above facts, an object of the present invention is to obtain a portable toilet for a vehicle that can shorten the assembly time and can be used stably.

  A portable toilet for a vehicle according to the invention described in claim 1 is developed from a folded state and assembled in a box shape, and has a toilet body having a toilet seat portion with an opening formed in an upper wall, and the toilet body from the toilet body to the outside. And a fin-like locking portion that holds the toilet body on the seat cushion by being locked around the seat cushion of the vehicle seat.

  A portable toilet for a vehicle according to claim 1 includes a toilet body and a locking portion. The toilet body has a toilet seat that is assembled in a box shape and has an opening formed in the upper wall. The locking portion has a fin shape extending outward from the toilet body.

  Here, the toilet body is folded when not in use, and unfolded from the folded state when used and assembled into a box shape. For this reason, since the time required for deployment is small, the time required from the folded state of the toilet body to the assembly can be shortened. The assembled toilet body is placed on the seat cushion of the vehicle seat. For example, the toilet body is sandwiched between the seat cushion and the seat back, or between the seat cushions of adjacent vehicle seats. Can be held. For this reason, the shift | offset | difference of the toilet main body on a seat cushion can be made small.

  The portable toilet for vehicles according to the invention described in claim 1 has an excellent effect of shortening the assembly time and being able to be used stably.

It is a perspective view of the portable toilet for vehicles concerning this embodiment. It is the perspective view which looked at the portable toilet for vehicles shown in Drawing 1 from another direction. It is an expanded view of the portable toilet for vehicles shown by FIG.1 and FIG.2. FIG. 3 is a perspective view of the vehicular portable toilet shown in FIGS. 1 and 2 in a folded state (when not in use). It is a perspective view of the portable toilet for vehicles which expand | deploys from the folding state shown by FIG. 4, and shows the assembly state of the 1st step. FIG. 6 is a perspective view of the portable toilet for a vehicle, which is further expanded from the assembled state shown in FIG. 5 and shows a second stage assembled state. It is a perspective view of the portable toilet for vehicles which expands further from the assembly state shown in FIG. 6, and shows the assembly state of the 3rd step. It is a perspective view of the portable toilet for vehicles which expands further from the assembly state shown in Drawing 7, and shows the final assembly state. It is a perspective view of the portable toilet for vehicles and the seat for vehicles which show the holding state at the time of use. It is a perspective view of the portable toilet for vehicles which shows the holding state different from the holding state shown in FIG. 9, and a vehicle seat. It is a perspective view of the portable toilet for vehicles explaining the 1st procedure at the time of use. It is a perspective view corresponding to FIG. 11 of the portable toilet for vehicles explaining the 2nd procedure at the time of use.

  A portable toilet for a vehicle according to an embodiment of the present invention will be described with reference to FIGS. Here, in the figure, the X direction shown as appropriate indicates one direction in the plane, and the Y direction indicates a direction orthogonal to the X direction in the plane. Further, the Z direction indicates the upward direction perpendicular to the plane. In addition, the application direction of the portable toilet for vehicles which concerns on this Embodiment is not limited.

(Configuration of portable toilet 10 for vehicle)
As shown in FIGS. 1 and 2, the portable toilet 10 for a vehicle according to the present embodiment includes a toilet body 12 and a locking portion 30. The toilet body 12 is in a folded state when not in use, and is unfolded from the folded state when in use and assembled into a hollow rectangular box shape.

  More specifically, as shown in FIGS. 1 to 3, the toilet body 12 includes a lower wall (bottom wall) 14, four first side walls 16, a second side wall 22, a third side wall 24, and a fourth side wall 26. And a toilet seat 20 having an opening 18 formed in the center of the upper wall (top wall). As shown in FIG. 3, the lower wall 14 and the like are formed from one sheet material by punching or cutting. Therefore, the lower wall 14 and the like are integrally formed. In the present embodiment, a highly compressed recycled paper corrugated cardboard that is excellent in processability, hard, and strong can be used as the sheet material. Further, as the sheet material, highly compressed recycled paper corrugated cardboard whose surface is coated with films for improving water resistance can be used.

  The structure of the toilet body 12 will be described in more detail with reference to FIG. 3. First, the lower wall 14 is formed in a rectangular shape whose longitudinal direction is the Y direction. The first side wall 16 is formed in a rectangular shape whose longitudinal direction is the Y direction along one long side of the pair of lower walls 14. Between the lower wall 14 and the first side wall 16 (along one long side of the lower wall 14), a bent portion B2 that bends the first side wall 16 with respect to the lower wall 14 is formed. The bent portion B <b> 2 is a linear pressing portion in which a depression is formed in the thickness direction from the surface of the sheet material, and the first side wall 16 is easily bent with respect to the lower wall 14. Moreover, you may comprise the bending part B2 as a perforation. Hereinafter, the configuration of the “folded portion” is the same. On the other hand, a tack portion 14 </ b> A having a short side shorter than the short side length of the first side wall 16 is formed integrally with the lower wall 14 along the other long side of the lower wall 14. ing. Between the lower wall 14 and the tack portion 14A (along the other long side of the lower wall 14), a bent portion B1 for bending the tack portion 14A with respect to the lower wall 14 is formed.

  Similar to the contour shape of the lower wall 14, the contour shape of the toilet seat 20 is formed in a rectangular shape with the Y direction as the longitudinal direction. The opening 18 is formed as a hole penetrating the toilet seat 20, and has a rectangular shape that is slightly smaller than the outline of the toilet seat 20 and has rounded corners. The toilet seat 20 is integrally formed along the long side opposite to the lower wall 14 of the first side wall 16. Between the toilet seat 20 and the first side wall 16 (along one long side of the toilet seat 20), a bent portion B3 that bends the toilet seat 20 with respect to the first side wall 16 is formed. On the other hand, a second side wall 22 having the same shape as the first side wall 16 is formed integrally with the toilet seat 20 along the other long side of the toilet seat 20. Between the toilet seat part 20 and the 2nd side wall 22 (along the other long side of the toilet seat part 20), the bending part B4 which bends the 2nd side wall 22 with respect to the toilet seat part 20 is formed.

  Side cover portions 20 </ b> A and 20 </ b> B having a shorter side than the short side length of the first side wall 16 are integrated with the toilet seat portion 20 along the X direction along each of the pair of short sides of the toilet seat portion 20. Is formed. Between the toilet seat 20 and the side cover 20A (along one short side of the toilet seat 20), a bent portion B9 that bends the side cover 20A with respect to the toilet seat 20 is formed. On a part of the side cover portion 20A opposite to the toilet seat portion 20, a flap portion 20C that protrudes in the Y direction and has a substantially trapezoidal shape in plan view is formed integrally with the side cover portion 20A. Between the side cover portion 20A and the flap portion 20C (along the long side of the side cover portion 20A), a bent portion B11 that bends the flap portion 20C with respect to the side cover portion 20A is formed.

  On the other hand, a bent portion B10 is formed between the toilet seat portion 20 and the side cover portion 20B (along the other short side of the toilet seat portion 20) to bend the side cover portion 20B with respect to the toilet seat portion 20. Yes. A part of the side cover part 20B opposite to the toilet seat part 20 has a flap part 20D that protrudes in the opposite direction to the protruding direction of the flap part 20C and is formed in the same shape as the flap part 20C. It is formed integrally with the cover portion 20B. The flap part 20D is arranged at a position shifted in the X direction with respect to the flap part 20C. Between the side cover part 20B and the flap part 20D (along the long side of the side cover part 20B), a bent part B12 that bends the flap part 20D with respect to the side cover part 20B is formed.

  Here, on the right side of FIG. 3, a folding line F <b> 1 extending in the Y direction over the side cover portion 20 </ b> A is formed at the intermediate position in the X direction of the toilet seat portion 20. Similarly, on the left side of FIG. 3, a folding line F <b> 2 extending in the Y direction over the side cover portion 20 </ b> B is formed at an intermediate position in the X direction of the toilet seat portion 20. The fold lines F1 and F2 are portions that fold the toilet seat portion 20, and the toilet seat portion 20 is folded by the fold lines F1 and F2 when the portable toilet 10 for the vehicle is not used. The fold lines F1 and F2 are formed by linear pressing parts and perforations similar to the bent part B1 and the like. In FIG. 3, the flap 20C is formed below the fold line F1 (close to the first side wall 16), and the flap 20D is formed above the fold line F2 (close to the second side wall 22). ing.

  A rectangular third side wall 24 having a short side length equal to the short side length of the second side wall 22 along the Y direction along the pair of short sides of the second side wall 22 is The two side walls 22 are integrally formed. Between the second side wall 22 and the third side wall 24 (along one short side of the second side wall 22), a bent portion B5 that bends the third side wall 24 with respect to the second side wall 22 is formed. ing. A fold line F3 extending in the X direction is formed at an intermediate position in the Y direction of the third side wall 24. The fold line F3 is configured in the same manner as the fold lines F1 and F2, and is a part where the third side wall 24 is folded. In FIG. 3, a flap hole 24 </ b> B penetrating the third side wall 24 is formed on the right side (opposite to the second side wall 22) of the fold line F <b> 3 of the third side wall 24. A flap portion 20C provided on the side cover portion 20A is inserted into the flap hole 24B. The flap portion 20 </ b> C inserted into the flap hole 24 </ b> B is folded into the third side wall 24. A connecting portion 24A is integrally formed on the short side of the third side wall 24 opposite to the second side wall 22 via a bent portion B7. A connected portion 16A (see the right side of FIG. 3) is provided at a portion along one short side of the pair of first side walls 16, and the connecting portion 24A is connected to the connected portion 16A. For example, an adhesive is used for the connection. Resin or metal fasteners can be used for connection.

  A fourth side wall 26 is formed integrally with the second side wall 22 along the other short side of the second side wall 22 with the Y direction as the longitudinal direction and the same shape as the third side wall 24. Between the second side wall 22 and the fourth side wall 26 (along the other short side of the second side wall 22), a bent portion B6 that bends the fourth side wall 26 with respect to the second side wall 22 is formed. ing. A folding line F4 extending in the X direction is formed at an intermediate position in the Y direction of the fourth side wall 26. The fold line F4 is a part that folds the fourth side wall 26 in the same manner as the fold line F3. In FIG. 3, a flap hole 26 </ b> B penetrating the fourth side wall 26 is formed on the right side (close to the second side wall 22) of the fold line F <b> 3 of the fourth side wall 26. A flap portion 20D provided in the side cover portion 20B is inserted into the flap hole 26B. The flap portion 20D inserted into the flap hole 26B is folded into the fourth side wall 26. A connecting portion 26A is integrally formed on the short side of the fourth side wall 26 opposite to the second side wall 22 via a bent portion B8. A connected portion 16B (see the left side of FIG. 3) is provided at a portion along the other pair of short sides of the first side wall 16, and is connected in the same manner as the connection structure between the connecting portion 24A and the connected portion 16A. The part 26A is configured to be connected to the connected part 16B.

  The locking portion 30 extends from one short side of the lower wall 14 of the toilet body 12 to the outside of the toilet body 12 in the Y direction, and is formed in a rectangular fin shape with the X direction as the longitudinal direction. It is formed integrally with the wall 14. The latching | locking part 30 is set as the structure which hold | maintains the toilet main body 12 on the seat cushion 42 of the vehicle seat 40 (refer FIG. 9, FIG. 10 etc.). A bent portion B13 extending in the X direction is formed closer to the lower wall 14 than the intermediate position of the locking portion 30 in the Y direction. In this bent portion B13, a part of the locking portion 30 can be bent with respect to the lower wall 14.

(Assembly method of portable toilet 10 for vehicle)
A method for assembling the vehicular portable toilet 10 according to the present embodiment is as follows. As shown in FIG. 4, when not in use, the toilet body 12 of the vehicular portable toilet 10 is in a folded state. More specifically, since the connecting portion 24A and the connected portion 16A shown in FIG. 3 are connected in advance, the first side wall 16 and the third side wall 24 are connected, and the connecting portion 26A and the connected portion 16B are connected. Are connected in advance, the first side wall 16 and the fourth side wall 26 are connected. That is, the first side wall 16, the second side wall 22, the third side wall 24, and the fourth side wall 26 are in an annularly connected state. The toilet seat 20 is folded so as to protrude to the outside of the toilet body 12 by folding lines F1, F2. The third side wall 24 is folded so as to enter the inside of the toilet body 12 by the fold line F3, and similarly, the fourth side wall 26 is folded so as to enter the inside of the toilet body 12 by the fold line F4. It is rare. Then, the folded toilet seat 20 and the like are folded together with the first side wall 16 and the second side wall 22 so as to overlap the lower wall 14 from the folding line B2.

  At the time of use, as shown in FIGS. 4 to 8, the toilet body 12 is assembled in a box shape by unfolding from the folded state. Specifically, as shown in FIG. 4, in the toilet body 12 in the folded state, first, the first side wall 16, the toilet seat 20, and the like are developed in the direction of the arrow A <b> 1 with respect to the lower wall 14 around the folding line B <b> 2. (Expanded). As shown in FIG. 5, the toilet seat 20 folded by the fold lines F1 and F2 is developed while continuing to expand in the direction of the arrow A2, and the third folded by the fold lines F3 and F4. The side wall 24 and the fourth side wall 26 are developed. As shown in FIG. 6, the tack portion 14 </ b> A of the lower wall 14 is bent inside the toilet body 12 around the folding line B <b> 1. Subsequently, the tack portion 14A is inserted into the second side wall 22 in the direction of the arrow A3. Thereby, as FIG. 7 shows, the toilet main body 12 is assembled in a box shape.

  And as FIG. 8 shows, the side cover part 20B is bend | folded outside the 4th side wall 26 centering on folding line B10, and flap part 20D is inserted in the arrow A4 direction by the flap hole 26B. The part into which the flap portion 20D is inserted is bent around the folding line B12 inside the fourth side wall 26. Similarly, the side cover portion 20A is bent to the outside of the third side wall 24 around the folding line B9, and the flap portion 20C is inserted into the flap hole 24B. The part into which the flap portion 20 </ b> C is inserted is bent around the folding line B <b> 11 inside the third side wall 24. Note that the side cover portion 20A may be bent and the flap portion 20C may be inserted before the side cover portion 20B is bent and the flap portion 20D is inserted.

  When these series of procedures are completed, the portable toilet 10 for a vehicle including the toilet body 12 that is unfolded from the folded state and assembled in a box shape is completed. In the completed portable toilet 10 for a vehicle, the locking portion 30 extends outward from the lower wall 14 of the toilet body 12.

(Installation method and usage of portable toilet 10 for vehicle)
As shown in FIG. 9, the portable toilet 10 for a vehicle according to the present embodiment can be used by being placed on the seat cushion 42 of the vehicle seat 40. More specifically, the vehicular portable toilet 10 is placed on the seat cushion 42 with the toilet seat 20 facing upward, and the locking portion 30 is inserted into the gap 46 between the seat cushion 42 and the seat back 44 in the direction of arrow A5. . Thereby, the latching | locking part 30 is latched around the seat cushion 42, and the portable toilet 10 for vehicles can be put on the seat cushion 42 stably.

  Further, in the vehicular portable toilet 10 according to the present embodiment, as shown in FIG. 10, particularly when used in the rear seat, the seat of the vehicle seat 40 and the vehicle seat 50 that are adjacent in the vehicle width direction. The locking portion 30 can be inserted between the cushions 42 in the direction of arrow A6. Thereby, the latching | locking part 30 is latched around the seat cushion 42, and the portable toilet 10 for vehicles can be put on the seat cushion 42 stably. At this time, the locking part 30 is used by being bent downward about the folding line B13.

  In the portable toilet 10 for a vehicle according to the present embodiment, as shown in FIG. 11, the care bag 52 is inserted into the toilet body 12 through the opening 18 of the toilet seat 20 with the mouth opening 54 facing upward. The Then, the care bag 52 is attached to the mouth opening 54 so as to cover the toilet seat 20. If necessary, the inside of the care bag 52 is loaded with a deodorant or a coagulant. In the present embodiment, for example, an opaque soft plastic bag is used as the care bag 52.

(Operation and effect of the present embodiment)
As shown in FIGS. 1 and 2, a portable toilet 10 for a vehicle according to the present embodiment includes a toilet body 20 having a toilet seat 20 having an opening 18 formed in an upper wall, and the toilet body 20 outward from the toilet body 20. And an extended fin-shaped locking portion 30.

  Here, the toilet body 12 is folded when not in use, as shown in FIG. 4, and is assembled in a box shape by being unfolded from the folded state when used, as shown in FIGS. . For this reason, compared with the case of assembling a plurality of parts, the time required for unfolding the toilet body 12 in the folded state is short, so the time required from the folded state of the toilet body 12 to the assembly can be shortened. As shown in FIG. 9, the assembled toilet body 12 is placed on the seat cushion 42 of the vehicle seat 40, and the locking portion 30 is fitted in the gap 46 between the seat cushion 42 and the seat back 44. The toilet body 12 can be held by sandwiching. As shown in FIG. 10, the toilet body 12 is placed on a seat cushion 42 of the vehicle seat 40, and the toilet 30 is sandwiched between the seat cushions 42 of the vehicle seats 40 and 50. The main body 12 can be held. For this reason, the shift of the toilet body 12 on the seat cushion 42 can be reduced. Therefore, according to the portable toilet 10 for vehicles which concerns on this Embodiment, assembly time can be shortened and it can be used stably.

  Moreover, in the portable toilet 10 for vehicles which concerns on this Embodiment, as FIG. 3 shows, the toilet main body 12 and the latching | locking part 30 are formed with the sheet material of 1 sheet. For this reason, the portable toilet 10 for vehicles can be manufactured inexpensively with a small number of parts.

  Furthermore, in the vehicular portable toilet 10 according to the present embodiment, as shown in FIGS. 1 to 3, a tack portion 14 </ b> A is provided on the lower wall 14 of the toilet body 12, and a pair of short sides of the toilet seat portion 20 is provided. Side cover portions 20A and 20B are provided, respectively. Since these tack portions 14A and the like are used as reinforcing members that maintain the shape of the toilet body 12 assembled in a box shape, the strength of the portable toilet 10 for a vehicle can be improved.

  Moreover, in the portable toilet 10 for vehicles which concerns on this Embodiment, as FIG. 1-3 shows, the flap part 20C is provided in the side cover 20A of the toilet main body 12, and the flap hole 24B is provided in the 3rd side wall 24. Provided. When the flap portion 20C is inserted into the flap hole 24B, the toilet seat portion 20 is firmly fixed to the third side wall 24 in the toilet body 12 assembled in a box shape. Can be improved. Similarly, in the flap portion 20D of the side cover 20B and the flap hole 26B of the fourth side wall 26, the strength of the assembly structure of the portable toilet 10 for a vehicle can be improved.

  Furthermore, in the vehicular portable toilet 10 according to the present embodiment, as shown in FIGS. 1 to 3, since the bent portion B13 is provided in the locking portion 30, the lower wall 14 is centered on the bent portion B13. In contrast, the inclination angle of the locking portion 30 can be adjusted. For this reason, in the portable toilet 10 for vehicles, in the state mounted on the seat cushion 42, the insertion direction (arrow A5 direction) of the gap 46 shown in FIG. 9 and the insertion between the seat cushions 42 shown in FIG. The inclination angle of the locking portion 30 can be adjusted in the direction (arrow A6 direction).

[Supplementary explanation of the above embodiment]
The present invention is not limited to the above-described embodiment, and various modifications can be made without departing from the scope of the invention. For example, in the present invention, the toilet body may be configured in a box shape in which the toilet seat is square or polygonal. Of course, the shape of the opening of the toilet seat may be a square shape, a polygonal shape, a circular shape, an elliptical shape, or the like. In addition, the present invention has been described as being applied to an automobile as a vehicle. However, the present invention is not limited to an automobile, and can also be applied to vehicles such as aircraft, ships, and railways.

DESCRIPTION OF SYMBOLS 10 Portable toilet for vehicles 12 Toilet body 18 Opening 20 Toilet seat part 30 Locking part 40 Vehicle seat 42 Seat cushion

Claims (1)

A toilet body having a toilet seat portion that is unfolded from a folded state and assembled into a box shape, and an opening is formed in the upper wall;
A fin-like locking portion that extends outward from the toilet body and holds the toilet body on the seat cushion by being locked around the seat cushion of the vehicle seat,
A portable toilet for vehicles.

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