JP2012152258A - Portable toilet bowl - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a portable toilet bowl with which a user seated on a toilet seat is allowed to receive care or the like from his/her back side through a backrest opening.SOLUTION: The portable toilet bowl includes a toilet bowl shell 3, a toilet seat lid 5 for covering a toilet seat 4 disposed on the toilet bowl shell 3, and a backrest 7 raised at the rear end of the toilet bowl shell 3. The backrest 7 is formed with a backrest opening 58 penetrating the backrest back and forth. The toilet seat lid 5 is connected to the rear end of the toilet bowl shell 3 in a manner to turn about right and left shafts, and when the toilet seat lid is turned from a closing position at which the toilet seat lid covers the toilet seat 4 to a retreating position at which the toilet seat lid tilts backward through a standing position, the toilet seat lid passes through the backrest opening 58. The toilet seat lid 5 is formed with a locked portion. The backrest 7 is formed with a locking portion 59 to which the locked portion of the toilet seat lid 5 located at the standing position is locked. The locking portion 59 or locked portion is formed in a shape allowing the locked portion to pass through the locking portion 59 in a resiliently deformable manner.

Description

  The present invention relates to a portable toilet having a foldable toilet lid.

  2. Description of the Related Art Conventionally, portable toilets that can easily change the installation position have been used as toilets for care used by elderly people, physically disabled people, sick people, and the like.

  In the toilet shown in Patent Document 1, a toilet lid that covers a toilet seat is connected to a rear end of a toilet bowl so as to be rotatable about a left-right axis, and a front lid of the rear lid is rotated about a left-right axis. And a front lid that is movably connected. The toilet lid can be deformed into a developed state in which the front lid and the rear lid are substantially parallel and a folded state in which the lower surfaces of the front lid and the rear lid are opposed to each other.

  Incidentally, a backrest is erected at the rear end of the toilet bowl of Patent Document 1. This backrest is composed of a backrest frame erected on both sides of the rear end portion of the toilet bowl outline, and a backrest spanned between the upper portions of both backrest frames, and a backrest opening is formed below the backrest. Here, from the size of the rear lid shown in FIG. 1 of Patent Document 1, the toilet lid is considered to be disposed so as to close the backrest opening when the toilet lid is erected in a folded state. However, if the backrest opening is closed by the toilet lid in this way, the toilet lid may become an obstacle when the user seated on the toilet seat is cared from behind.

JP 2004-329358 A

  This invention is made | formed in view of the said situation, Comprising: It aims at providing the portable toilet which can care for the user who seated on the toilet seat from the back via a backrest opening.

  In order to solve the above problems, a portable toilet of the present invention comprises a toilet bowl outline, a toilet lid that covers a toilet seat disposed on the toilet outline, and a backrest that is erected on the rear end of the toilet outline, A backrest opening penetrating back and forth is formed in the backrest, and the toilet lid is pivotally connected to a rear end portion of a toilet bowl outline around a left-right axis, and falls backward from a closed position covering the toilet seat through a standing position. And when passing to the retracted position, it passes through the backrest opening, and a hooking portion is formed on the toilet lid, and the hooking portion of the toilet lid at the standing position is hooked on the backrest. A hooking portion is formed, and the hooking portion or the hooked portion is elastically deformable into a shape that allows the hooked portion to pass through the hooking portion.

  The toilet lid is connected to the rear end of the toilet bowl so as to be rotatable about the left and right axis, and the front lid is connected to the front end of the rear lid so as to be rotatable about the left and right axis. The lower surface of each of the front lid and the rear lid can be deformed into a deployed state in which the lower surfaces of the front lid and the rear lid face in substantially the same direction, and a folded state in which the lower surfaces of the front lid and the rear lid face each other. In addition to forming a concave concave portion on the upper surface, a hook portion protruding forward from the front end portion of the rear lid and disposed above the concave concave portion in the deployed state is formed. It is preferable that the hooked portion is constituted by the handle portion.

  In the present invention, the user seated on the toilet seat can be cared for from behind through the backrest opening.

It is an expansion perspective view of the portable toilet which has arranged the toilet lid of this embodiment in the standing position. It is a perspective view of a portable toilet when a toilet lid is arranged in an upright position. It is a perspective view of a toilet bowl outline. It is side surface sectional drawing of a portable toilet. It is the perspective view which abbreviate | omitted illustration of the toilet seat in FIG. It is a perspective view of a base. It is the partially broken perspective view of a portable toilet. It is a perspective view of the portable toilet which has arrange | positioned the toilet lid in the closed position. It is a side view of the portable toilet which has arrange | positioned the toilet lid in the standing position. It is a side view of the portable toilet which has arrange | positioned the toilet lid in the retracted position.

  Hereinafter, the present invention will be described with reference to the accompanying drawings. As shown in FIG. 2, the portable toilet 1 of the present embodiment includes a pedestal 2 arranged on the floor, a toilet bowl 3 supported by the pedestal 2 alone, and a rear end portion of the toilet bowl 3 around the left and right axis. The toilet seat 4 and the toilet lid 5 are rotatably connected to each other, and the filth receptacle 6 is provided inside the toilet bowl 3. The term “around the left / right axis” means that the rotation axis direction is parallel to the left / right direction.

  The portable toilet 1 is a chair-type that includes a backrest 7 erected on the rear end of the toilet bowl 3 and armrests 8 that can be height-adjusted on both right and left ends of the toilet enclosure 3. It is a toilet. In addition, the portable toilet 1 includes a paper holder 10 or a paper hanger 11 for supporting the toilet roll 9, and the paper holder 10 or the paper hanger 11 is detachably attached to the toilet casing 3. Moreover, the portable toilet 1 is lightening by forming each component using synthetic resins, such as a polypropylene, and it can move now easily.

  As shown in FIG. 3, a recessed portion 16 that is recessed downward is formed at the central portion in the left-right direction of the upper surface of the toilet shell 3. In addition, an upper opening 17 is formed in the center of the upper surface of the toilet bowl 3 so as to vertically penetrate the center of the bottom of the recessed portion 16.

  The waste receptacle 6 is accommodated in the toilet bowl 3 through the upper opening 17 as shown in FIG. The filth receptacle 6 consists of a double container composed of a stool container 19 that receives urine and an antifouling container 20 in which the stool container 19 is stored. In FIG. 4, reference numeral 21 denotes a container lid for closing the upper opening of the stool container 19 after the stool, and the container lid 21 is removed from the stool container 19 during the stool. The removed container lid 21 can be erected on the base 2 as shown by a two-dot chain line in FIG.

  As shown in FIG. 5, an antifouling container mounting portion 22 that protrudes outward is formed on the upper edge of the antifouling container 20 over the entire length in the circumferential direction. The antifouling container 20 is inserted into the toilet bowl 3 through the upper opening 17 so as to be put in and out.

  The antifouling container 20 is suspended by placing the antifouling container placement part 22 on the bottom part of the recessed part 16 including the peripheral part of the upper opening 17 of the toilet bowl outline 3.

  On the upper edge of the stool container 19, a stool container mounting portion 24 protruding outward is formed over the entire length in the circumferential direction. The stool container 19 is inserted into the antifouling container 20 so that it can be taken in and out from above. It is suspended on the dirty container 20.

  The toilet bowl 3 is supported by the pedestal 2 so that its height can be adjusted. As shown in FIG. 6, a plurality of casters 30 are provided at the rear end portion of the base 2, and the portable toilet 1 can travel on the floor using the casters 30.

  As shown in FIG. 7, the toilet bowl 3 includes a connecting body 44 provided on the rear end portion of the bottom surface portion of the recessed portion 16. The toilet seat 4 and the toilet lid 5 are rotatably attached to the connecting body 44. The connecting body 44 is detachably attached to the toilet bowl 3 and can be detached from the toilet bowl 3 with the toilet seat 4 and the toilet lid 5 attached.

  Next, the toilet seat 4 will be described. In the following description of the toilet seat 4, unless otherwise specified, the description will be based on the direction when the toilet seat 4 is disposed at the use position on the toilet shell 3 as shown in FIG. 2.

  The toilet seat 4 has a seat portion 48 that is annular in plan view and has a toilet seat opening 45 formed in the center, and a toilet seat connected portion 46 that protrudes rearward from the seat portion 48. The toilet seat coupled portion 46 is coupled to a toilet seat coupling portion 47 (see FIG. 7) formed at the front portion of the coupling body 44 so as to be rotatable about the left and right axis. As shown in FIG. 2, the toilet seat 4 is tilted forward and placed on the rear end of the toilet casing 3 from the use position where the toilet seat 4 is placed on the antifouling container placement portion 22 (see FIG. 5) of the antifouling container 20. It can be rotated in the range up to the non-use position. The toilet seat 4 arranged at the use position is placed on the outer peripheral portion of the antifouling container placement portion 22 of the antifouling container 20 and is arranged on the toilet container placement portion 24 of the toilet container 19. . The toilet seat 4 at the use position may be placed on the toilet bowl outline 3. Further, the toilet seat 4 in the non-use position is supported by either the backrest 7 or the toilet bowl 3.

  Next, the toilet lid 5 that covers the toilet seat 4 arranged at the use position from above will be described. In the following description of the toilet lid 5, unless otherwise specified, the description will be made with reference to the direction when the toilet lid 5 is disposed at the closed position on the toilet outer shell 3 as shown in FIG.

  The toilet lid 5 is connected to the rear end portion of the toilet bowl 3 so as to be rotatable about the left-right axis, and the front lid 37 is connected to the front end portion of the rear lid 36 so as to be rotatable about the left-right axis. It consists of and. The toilet lid 5 rotates the front lid 37 relative to the rear lid 36 so that the lower surface of each of the front lid 37 and the rear lid 36 faces substantially the same direction as shown in FIG. 9 and FIG. 10, the front lid 37 and the rear lid 36 can be transformed into a folded state in which the lower surfaces thereof face each other. In the deployed state of the toilet lid 5, the upper surface of the front lid 37 and the upper surface of the rear lid 36 are substantially flush with each other.

  As shown in FIG. 1, a toilet lid connected portion 38 that protrudes rearward is formed in the rear lid 36. The toilet lid connected portion 38 is connected to a toilet lid connecting portion 39 formed at the rear portion of the connecting body 44 so as to be rotatable about the left-right axis. As a result, the toilet lid 5 moves from the closed position, which is disposed sideways on the toilet bowl 3 as shown in FIG. 4, to the retracted position, shown in FIG. It can be rotated in the range. The toilet lid 5 placed in the retracted position and turned sideways is supported so that the rear end portion of the rear lid 36 is supported by the connecting body 44 as shown in FIG. .

  As shown in FIG. 8, a care recess 40 that is recessed downward is formed in the rear center of the upper surface of the front lid 37. The care recess 40 includes a manual feed portion 41 formed of a rectangular recess that is long in the left and right in plan view, and a hand catch recess 42 that extends rearward from the center in the left-right direction of the manual feed portion 41. The hand-clamping recess 42 is open rearward.

  On the other hand, at the center of the front end portion of the rear lid 36, a handle portion 43 protruding forward is formed. The upper surface of the handle portion 43 is flush with the upper surface of the rear lid 36. As shown in FIG. 8, the handle 43 is fitted into the handle recess 42 in the deployed state of the toilet lid 5, and the upper surface thereof is substantially flush with the upper surface of the front lid 37. In this expanded state, a care recess 53 that opens to the front manual feed portion 41 side is formed between the lower surface of the handle portion 43 and the bottom surface of the handle portion concave portion 42. Further, in the folded state of the toilet lid 5, as shown in FIG. 9, the handle portion 43 is located at the folding side end portion of the toilet lid 5, and is opposite to the connecting body 44 that is a pivotal portion of the toilet lid 5. Projects toward the side.

  A front side care recess 54 that is recessed forward is formed on the front surface of the manual feed portion 41 formed on the front lid 37, and an upper portion of the front side care recess 54 in the front lid 37 is formed with a front handle portion 55. It has become. In the following description, the care recess 53 is referred to as a rear care recess 53 to distinguish it from the front care recess 54, and the handle 43 is distinguished from the front handle 55. This is referred to as a rear handle 43.

  The pivoting operation of the toilet lid 5 can be easily performed using the front handle portion 55 and the rear handle portion 43. For example, in order to place the toilet lid 5 placed in the closed position in the unfolded state as shown in FIG. 8 in the standing position shown in FIGS. Is inserted into the rear-side care recess 53 through the manual feed portion 41. Subsequently, the finger is put on the lower surface of the front handle 55 above the rear care recess 53 and the front handle 55 is lifted. Thereby, the lower surface of the toilet lid 5 is centered on the front end portion of the rear lid 36 due to its own weight while the rear lid 36 rotates upward about the toilet lid coupling portion 39, and the lower surface of the rear lid 36 is It rotates in a direction approaching the bottom surface. In this manner, the toilet lid 5 is placed in the upright position in a folded state as shown in FIG. In this case, since the toilet lid 5 is supported using the fingers of the hand with the back facing the front lid 37, the toilet lid 5 can be rotated without returning the wrist, and it is easy for a handicapped person. The lid 5 can be raised. The operation of raising the toilet lid 5 arranged at the closed position may be performed, for example, by lifting the finger of the hand with the back facing away from the front lid 37 on the lower surface of the front handle portion 55. it can.

  To place the toilet lid 5 in the folded state in the upright position as shown in FIG. 9 in the closed position shown in FIG. 4, first, place your fingers with the back of the hand facing away from the front lid 37. It is inserted into the front side care recess 54 through the difference portion 41. Subsequently, the user holds his / her finger on the lower surface of the front handle portion 55 and pulls the front handle portion 55 forward. As a result, the toilet lid 5 is pulled forward by the front lid 37 while the front lid 37 rotates about the front end of the rear lid 36 in a direction in which the lower surface is separated from the lower surface of the rear lid 36. Then, it pivots forward about the toilet lid connecting part 39. In this way, the toilet lid 5 is placed in the closed position in the deployed state.

  As shown in FIG. 8, the backrest 7 includes a backrest frame 56 erected from both end portions of the rear end portion of the upper outer shell 12, and a backrest spanned between the upper end portions of both the backrest frames 56. 57. In the lower part of the backrest 7, a backrest opening 58 penetrating in the front-rear direction surrounded by the backrest 57, the backrest frames 56, and the toilet bowl 3 is formed. The backrest opening 58 is formed to be slightly larger than the folded toilet lid 5, so that the folded toilet lid 5 can pass through the backrest 7 through the backrest opening 58.

  As shown in FIG. 1, a latching portion 59 projecting downward is formed at the lower end portion of the backrest 57 constituting the upper edge portion of the backrest opening 58. The latching portion 59 is located at the center portion of the backrest 57 in the left-right direction, and the lower portion thereof is arranged at a position where the rear handle portion 43 passes when the toilet lid 5 in a folded state passes through the backrest opening 58. ing. As shown in FIG. 9, the rear handle 43 that protrudes from the toilet lid 5 in the upright position in the folded state can be latched from the front side at the lower portion of the latch 59. The lid 5 can be held in an upright position rotated approximately 90 degrees from the closed position. In other words, in the present embodiment, the rear handle 43 is configured as a hooked portion that is hooked on the hook 59.

  The latching portion 59 is formed in a thin plate shape, and its lower portion is bent in the front-rear direction so that it can be elastically deformed into a passage allowable shape. That is, the toilet lid 5 can be rotated backward about the toilet lid connecting portion 39 in a state where the rear handle 43 of the toilet lid 5 in the folded-up state is hooked on the latch portion 59. For example, the lower portion of the latching portion 59 is pressed by the rear handle portion 43 and bent backward. As a result, the rear handle 43 can be passed to the rear of the latch 59, and the toilet lid 5 can be moved to a retracted position that is further tilted back approximately 90 degrees from the standing position.

  Also, when the toilet lid 5 in the retracted position is moved to the standing position or the closed position, the toilet lid 5 is elastically deformed by the rear handle 43 so that the toilet lid 5 has a back opening 58. The backrest 7 can be passed through. When passing the toilet lid 5 forward from the back of the backrest 7, the toilet lid 5 is folded and rotated forward with a slightly strong force. As a result, the lower portion of the latch portion 59 is pressed by the rear handle portion 43 and bent forward, the rear handle portion 43 passes forward of the latch portion 59, and the toilet lid 5 moves forward from the rear of the backrest 7. pass.

  The portable toilet 1 of the present embodiment described above can be rotated to the retracted position that further falls backward after the toilet lid 5 passes the standing position from the closed position that covers the toilet seat 4. For this reason, by rotating the toilet lid 5 to the retracted position, the user seated on the toilet seat 4 can be cared from behind through the opened backrest opening 58. Further, a hooked portion (rear side hook portion 43) is formed on the toilet lid 5, and a hooked portion 59 on which the hooked portion of the toilet lid 5 in the standing position is hooked is formed on the backrest 7. The stopper 59 can be elastically deformed into a shape that can pass through the hooked portion. With this configuration, when the toilet lid 5 disposed at the standing position is positioned at the retracted position, or when the toilet lid 5 disposed at the retracted position is positioned at the standing position or the use position, a slightly strong force is applied to the toilet lid 5. In addition, if the latching portion 59 is pressed by the latching portion of the toilet lid 5, the latching portion of the toilet lid 5 can pass through the latching portion 59. Therefore, the position of the toilet lid 5 can be easily changed, and the mechanism for holding the toilet lid 5 in the upright position becomes simple. In the present embodiment, the latching portion 59 is elastically deformed into a shape that can pass through the latched portion. However, the latched portion may be elastically deformed into a shape that can pass through the latching portion 59. .

  Further, in the present embodiment, the toilet lid 5 is connected to the rear end portion of the toilet casing 3 so as to be rotatable about the left-right axis, and is rotatable about the left-right axis to the front end portion of the rear lid 36. And a front lid 37 connected to the main body. The toilet lid 5 can be deformed into a deployed state in which the lower surfaces of the front lid 37 and the rear lid 36 are directed in substantially the same direction, and a folded state in which the lower surfaces of the front lid 37 and the rear lid 36 are opposed to each other. ing. For this reason, the toilet lid 5 can be folded in the standing position or the retracted position so as to be compact so as not to disturb the user or the like. In addition, a concave recess 40 is formed on the upper surface of the front lid 37, and the front lid 37 protrudes forward from the front end portion of the rear lid 36 and is disposed above the manual recess 40 in the unfolded state. A handle portion 43 is formed, and the handle portion 43 constitutes a hooked portion. That is, the handle portion 43 can also be used as a hooked portion, and there is no need to provide a hooked portion separately. In addition, although the toilet lid 5 of this embodiment can be folded and the front lid 36 rotates with respect to the rear lid 36, it may not be folded.

DESCRIPTION OF SYMBOLS 1 Portable toilet 3 Toilet outline 4 Toilet seat 5 Toilet lid 7 Backrest 36 Back lid 37 Front lid 40 Recessed part 43 for care 43 Rear side hook part (latched part)
58 Backrest opening 59 Hook

Claims (2)

  A toilet seat, a toilet lid covering a toilet seat disposed on the toilet shell, and a backrest standing on a rear end of the toilet shell, and a backrest opening penetrating back and forth is formed in the backrest. A lid is connected to the rear end of the toilet bowl so as to be rotatable about a left-right axis, and passes through the backrest opening when rotating from a closed position covering the toilet seat to a retracted position that has fallen backward through a standing position. A latching portion is formed on the toilet lid, and a latching portion on which the latching portion of the toilet lid in the upright position is latched is formed on the backrest. A portable toilet, wherein the hooking portion is elastically deformable into a shape that allows the hooked portion to pass through the hooking portion.   The toilet lid has a rear lid connected to the rear end of the toilet bowl so as to be rotatable about the left and right axis, and a front lid connected to the front end of the rear lid so as to be rotatable about the left and right axis. Then, the lower surface of each of the front lid and the rear lid can be deformed into a deployed state in which the lower surfaces of the front lid and the rear lid face substantially the same direction, and a folded state in which the lower surfaces of the front lid and the rear lid face each other. In addition to forming a concave recessed portion for care downward, a handle portion protruding forward from the front end portion of the rear lid and disposed above the concave recessed portion for maintenance in the expanded state is formed. The portable toilet according to claim 1, wherein the hooked portion is configured by a handle portion.

Images