JP4224047B2 - Chair-type simple toilet - Google Patents

Description

  The present invention relates to a chair-type simple toilet that can be used safely, easily, and cleanly by an elderly person, a person with weak legs, or a physically handicapped person without help from a caregiver. .

Chair-type simple toilets developed for elderly people, people with weak legs, and physically disabled people are becoming widespread in various facilities, hospitals, and general households.
As a conventional simple toilet of this type, for example, a bucket-type toilet (not shown) is attached to the seat surface of a chair-type toilet body under a hinged toilet seat, and a hinge is placed above the toilet seat. There is an open / closed seat pad attached at the top of the toilet seat, with armrests attached to both sides of the toilet seat. When using this toilet bowl, the seat pad is raised and put on the backrest, and the seatpad is used as a backrest.When using it as a chair, the seatpad is folded over the toilet seat. (See Patent Document 1) and a seat frame supported by a leg body so that the height can be adjusted, and an openable toilet seat, and a backrest is integrated with the seat frame body. The toilet seat has a detachable toilet, the side of the toilet seat has a pair of detachable handles that also serve as armrests, and has an openable and closable seat pad that rests on the toilet seat The leg is composed of a pair of right and left ground members parallel to each other and a vertical plate standing on the upper surface of the ground member, and the seat frame is screw pin insertion type on the leg. The height adjustment mechanism is attached so that the height can be adjusted. The toilet seat and the open / close seat pad are detachably attached so as to overlap each other on the back side of the seat frame, and the pair of left and right detachable handles also serving as the armrests are a long handle portion and a long handle portion, respectively. A vertical portion bent at a right angle from the end of the frame and a short handle portion bent at a right angle so as to be parallel to the long handle portion from the vertical portion, and the seat frame body and the backrest portion. A structure that is detachably attached to the side so that the height position can be changed, and can be attached with the long handle on the top, the short handle on the bottom, the short handle on the top, and the long handle on the bottom. There is something done (see Patent Document 2).

  In addition, a seat frame that is supported by the leg so that the height can be adjusted is provided with a backrest, and both sides of the toilet seat are equipped with flip-up or detachable armrests that can be placed on the toilet seat. A chair-type simple toilet having a sitting pad, wherein the leg is composed of a pair of left and right grounding members parallel to each other and a wide vertical plate standing on the upper surface of the grounding member. The body frame is attached so that the height can be adjusted by a screw pin insertion type height adjustment mechanism, and the retractable toilet seat and the openable seat pad are detachably attached so as to overlap each other on the back side of the seat frame. In the worn chair-type toilet, the seat frame includes left and right side plates and a rear plate, a front plate inclined inward, and a curved plate mounted so as to be slidable vertically along the lower inner surface of the front plate. The backrest is composed of a pair of left and right backing materials. It is mounted between the columns so as to be movable in the front-rear direction so that the backrest depth can be adjusted, and the elastic support means for reducing the opening / closing operation force of the openable toilet seat and preventing the collapse, and the opening / closing of the openable seat pad The elastic means for reducing the operating force is provided, and further, a spring cylinder is used for the elastic support means, and a kick spring is used for the elastic means, and the spring cylinder elastically supports the openable toilet seat. In some cases, the kick spring is attached to the seat frame so as to urge the open / close seat pad to rotate in a certain direction (Patent Document 3).

The thing of the said patent document 3 is what the inventor proposed previously, and can slide up and down along the front board which inclined the front part of the seat part frame body inside, and the lower inner surface of the said front board It is possible to adjust the backrest depth by attaching the backrest material of the backrest so that it can be moved in the front-rear direction. By doing so, it is possible to sufficiently cope with the height, physique or sitting height of the user, and by adopting a system that supports the openable toilet seat with elastic support means such as a spring cylinder, the handicapped person and arm strength Even if the person is inferior, it can be easily opened and closed with little force, and the toilet seat can be prevented from falling on the backrest side. By energizing the rotating force in a certain direction with the means, it is possible to easily open and close even if the handicapped person or the person with poor arm strength hardly requires force Is excellent.
Japanese Patent Publication No. 5-38619 Japanese Patent No. 3199368 Japanese Patent Application No. 2004-302122 (Japanese Patent Laid-Open No. 2006-110189)

However, the chair-type simple toilet described in Patent Document 3 has the following disadvantages.
In other words, the flip-up type armrests provided on both side portions of the toilet seat are pivotally attached to the support column of the backrest with the rear end portion pivoted on the side plate of the seat frame through the support member It is attached detachably and has a manual lock mechanism at the attachment / detachment part between the side plate and the support member. When it is flipped up, the lock is released and the pivoting part at the rear end is used as a fulcrum in the vertical direction. Since it is a pivoting system, a removable support member that supports the front end of the armrest is provided in the middle part of both sides of the toilet seat, so if you sit down when using the toilet, both feet The thighs of the arm are in a state of being restrained by hitting the support member of the armrest, and it is not possible to obtain the freedom to spread both legs in the seated state, especially in the case of a relatively large physique. When the armrest is lifted and released, the support The material must be folded to the backrest side, and it takes time and effort, and since this type of armrest is all fixed and does not have a height adjustment mechanism, the height of the armrest cannot be changed depending on the height and seat height, etc. There was an inconvenience.

  The present invention has been made to solve the above-described technical problems, and the armrest support member does not get in the way and can sit comfortably without feeling cramped, and when the armrest is flipped up, the armrest is lifted up. According to the operation, the outer support member is also folded to the backrest side at the same time, and a chair-type toilet having an armrest height adjusting mechanism is provided.

A chair-type simple toilet according to the present invention has an openable / closable toilet seat on a seat frame supported by a leg with a backrest that can be adjusted in height, the toilet seat has a detachable toilet, Both side portions are detachable flip-up armrests, and are chair-type simple toilets having an openable and closable seat pad placed on the toilet seat, wherein the leg with backrest comprises an inner cylinder and an outer cylinder Four legs that have a double pipe structure and the outer cylinder is slidably fitted to the inner cylinder to which the grounding member is attached, and the height can be adjusted with the height adjustment screw attached to the outer cylinder. A chair composed of a pillar, wherein the seat frame is attached to the leg, and the detachable toilet seat and the open / close seat pad are detachably attached so as to overlap each other on the back side of the seat frame In the simple toilet bowl, the removable flip-up armrest has a backrest of the leg. The rear end to a vertical plate attached to a height adjustable by height adjustment mechanism of the screw pin insertion method on the side surface of the pillar is pivotally mounted rotatably, the front end of the armrest is telescopic structure to the vertical plate two It is attached via a support pipe made of a heavy pipe, and the support pipe of the telescopic structure allows the inner pipe and the outer pipe to slide relative to each other, and the lower end portion of the outer pipe is pivoted on the vertical plate by the shaft pin The upper end of the inner pipe is pivotally attached to the front end of the armrest, and is installed between the shaft pin for pivotally attaching the outer pipe of the support pipe and the lower end of the inner pipe. A pipe pressing spring, a leaf spring built in the lower end of the inner pipe, a lock pin attached to the leaf spring as it fits into a lock hole drilled in the inner pipe and the outer pipe, and a lock attached to the vertical plate consisting of the release lever, the By releasing the locking by manually operated lock mechanism provided in the lifting pipe base part, the splashed is armrest automatically slide outward inner pipe of the support pipe on the inner pipe pressure spring At the same time, the support pipe and the armrest stand substantially vertically along the backrest, and when the armrest is tilted to the front side against the inner pipe pressing spring and returned to the original horizontal state, the support pipe is moved by the leaf spring . It is a mechanism that is locked and maintained in a horizontal state.

The chair-type simple toilet of the present invention is a vertical plate that is attached to the pedestal with a backrest of a legrest with a flip-up armrest that is provided on both sides of the toilet seat so that the height can be adjusted by a screw pin insertion type height adjustment mechanism. A support pipe made of a double pipe having a telescopic structure in which an inner pipe and an outer pipe are slidable with each other, a rear end portion is pivotally attached to the vertical plate, and a front end portion is interposed through the support pipe. It is composed of an armrest supported by the vertical plate, and the support pipe is expanded and contracted by a manual locking mechanism provided at the base of the support pipe. Since the support pipe is inclined between the pedestal with the backrest and the armrest, the support pipe does not get in the way and can sit comfortably without feeling cramped. When the lock is released at, the inner pipe automatically slides outward by the spring and the armrest is flipped up, and at the same time, the support pipe and the armrest stand substantially vertically along the backrest. It is no longer necessary to fold the support pipe to the backrest side, and when the armrest is tilted to the front side and returned to the original horizontal state, the support pipe is automatically locked by a spring, and the horizontal state is maintained. It can be performed while sitting on the seating surface, and has an excellent effect that the height of the armrest can be freely changed by the height by the height adjusting mechanism, and is extremely practical.

  FIG. 1 is a perspective view showing a structural example of a chair-type simple toilet according to the present invention, FIG. 2 is an enlarged vertical sectional view of a main part showing a height adjustment mechanism of a leg of the simple toilet, and FIG. 4 is a partially cutaway side view of the raised armrest, FIG. 4 is a longitudinal side view of the same toilet bowl in use, FIG. 5 is a perspective view of the same toilet bowl in use, 1 is a leg, 2 Is a seat frame, 3 is a flip-up armrest, 4 is an open / close toilet seat, 5 is an open / close seat pad, 6 is a backrest, and 7 is a bucket-shaped toilet container.

  That is, the chair-type simple toilet according to the present invention includes four pedestal columns with height adjustment mechanism 1-1 and a connecting plate 1-2a horizontally disposed between the left and right pedestal columns 1-1 on the front side and the back side. 1-2b and a leg body 1 including a connecting member 1-3 horizontally disposed between the left and right leg pillars 1-1, a front plate 2-1 attached to the leg body 1 and capable of height adjustment; A toilet frame composed of a seat frame 2 composed of a rectangular frame composed of left and right side plates 2-2, and a backrest 6 horizontally disposed between a pair of left and right long pedestals 1-1 on the back side. A main body, an openable / closable toilet seat 4 whose rear end portion is pivotally attached to the seat frame 2, an openable / closeable seat pad 5 placed on the openable toilet seat 4, and a pair of left and right legs on the back side A leg 1 with a height adjusting mechanism that supports a seat frame 2 and is composed of a flip-up type armrest 3 attached to a pillar 1-1 so that the height can be adjusted. As shown in FIG. 2 in an enlarged manner, the four pedestals 1-1 each have a double pipe structure including an inner cylinder 1-1a and an outer cylinder 1-1b, and a grounding member 1-1c is attached. The height that the outer cylinder 1-1b is externally fitted to the inner cylinder 1-1a so as to be slidable up and down, and is screwed to the height adjusting cylinder 1-1d that is externally fixed to the lower part of the outer cylinder 1-1b. The outer cylinder 1-1b can be fixed at a predetermined height position with the adjusting screw 1-1e, and the connecting plate 1- that is provided horizontally between the left and right pedestals 1-1 on the front side and the back side. A rectangular leg body 1 is constituted by a connecting member 1-3 horizontally provided between 2a, 1-2b and the left and right side pillars 1-1. A rubber cap type grounding member or a caster with a brake mechanism may be attached to each grounding member 1-1c of the leg 1.

  The seat frame 2 is composed of a rectangular frame composed of a front plate 2-1 and left and right side plates 2-2. The front plate 2-1 is inclined inward and both end portions of the leg 1 are formed. The left and right side plates 2-2 are attached to the front side connecting plate 1-2a, and the right and left side plates 2-2 are horizontally connected between the left and right side leg columns 1-1, and the four pillars with height adjusting mechanisms. It is attached to 1-1.

  The flip-up armrest 3 includes a vertical plate 3-1 attached to a pair of left and right pedestal pillars 1-1 on the back side of the leg 1 so that the height can be adjusted by a screw pin insertion type height adjustment mechanism, an inner pipe, A support pipe 3-2 made of a double pipe having an expansion / contraction structure in which the outer pipes are slidable with each other, a rear end portion is pivotally attached to the vertical plate 3-1, and a front end portion is the support pipe. It is configured to be supported by the vertical plate 3-1 via 3-2, and further, a manual lock mechanism 3-4 is provided at the base of the support pipe 3-2. More specifically, the structure of the flip-up armrest 3 of the present invention is such that the rear end portion (base portion) of the armrest 3 is vertically attached to the upper end portion of the vertical plate 3-1 by the shaft pin 3-5. A pivot pin 3 is attached to a joint 3-6 pivotally attached to the front end of the armrest 3. 7, a support pipe 3-2 having a telescopic structure pivotably attached in the vertical direction is pivotally attached to a lower end portion of the vertical plate 3-1 by an axial pin 3-8 so as to be rotatable in the vertical direction. The support pipe 3-2 having the telescopic structure is configured such that the inner pipe 3-2a and the outer pipe 3-2b are slidable with each other, and the upper end of the inner pipe 3-2a. Is pivotally attached to a joint 3-6 provided on the front end side of the armrest 3-3 by a shaft pin 3-7 so as to be pivotable in the vertical direction, and the lower end of the outer pipe is connected to the lower end of the vertical plate 3-1. The shaft pin 3-8 is pivotally attached so as to be rotatable in the vertical direction. A cap 3-9 is slidably fitted to the inner pipe 3-2a and attached to the upper end of the outer pipe (FIG. 3).

  The manual locking mechanism 3-4 provided at the base of the support pipe 3-2 having the telescopic structure includes an axial pin 3-8 at the lower end of the outer pipe 3-2b of the support pipe 3-2 and the inner pipe. The inner pipe pressing spring 3-4a provided between the lower ends of the 3-2a, the leaf spring 3-4b provided at the lower end of the inner pipe 3-2a, the inner pipe 3-2a and the outer pipe 3-2b. The plate spring 3 comprises a lock pin 3-4c attached to the leaf spring 3-4b and a lock release lever 3-4d attached to the lower end of the vertical plate 3-1, as inserted into the provided lock hole. When the lock pin 3-4c attached to -4b passes through the inner pipe 3-2a and the outer pipe 3-2b, the armrest 3 is supported horizontally, and the lock pin 3- 4c is pressed and the lock pin 3-4 When the inner pipe 3-2b is immersed inward from the outer pipe 3-2b, the inner pipe 3-2a and the outer pipe 3-2b are unlocked, and the inner pipe 3 to which the upward pressing force is always applied by the pressing spring 3-4a is released. -2a slides outward in the outer pipe 3-2b and extends, and the armrest 3 is swung upward with the shaft pin 3-5 at the rear end as a fulcrum, while the armrest 3 is pressed When tilted to the front side against the spring 3-4a, the lock pin 3-4c fits into the lock hole of the outer pipe 3-2b, so that the inner pipe 3-2a and the outer pipe 3-2b are locked and are in a horizontal state. It is said that this is maintained.

  The flip-up armrest 3 is attached to the side surface of the pair of left and right leg pillars 1-1 on the back side of the leg 1 so that the vertical plate 3-1 can be adjusted in height. The height adjustment mechanism is provided with two vertically long holes 1-1g and 1-1h at predetermined intervals in the vertical direction on the side surfaces of the pair of left and right pedestals 1-1 on the back side of the leg 1. The shaft pin 3-5 at the base of the flip-up armrest 3 is screwed into the upper long hole 1-1g, and the set screw 3-10 is screwed into the lower long hole 1-1h. The height of the armrest 3 can be adjusted by the strokes of the long holes 1-1g and 1-1h.

  The openable toilet seat 4 is capable of rotating both ends of one rod 4-1 installed horizontally on the bottom surface of the seat back to the back side inner surface of the left and right side plates 2-2 of the seat frame 1. It can be opened and closed with the rod 4-1 as a fulcrum, and is attached to the inner wall of the connecting plate 1-2b horizontally disposed between the left and right pedestals 1-1 on the back side of the leg 1 via a bracket 4-3. The toilet seat is elastically supported by the attached spring cylinder 4-2. The retractable toilet seat 4 is supported vertically on the back side of the leg 1 when not in use and is not lightly pushed to the backrest side by the spring cylinder 4-2 and falls down. When it is placed on the upper surface of the front plate 2-1 of the seat frame 2 by the action of the spring cylinder 4-2 just by applying a light force to the seat surface side, and when the toilet seat is opened (when it is raised to the back side) Is simply supported by the action of the spring cylinder 4-2 so that the toilet seat is rotated in the back side and supported vertically. A bucket-shaped toilet container 7 is detachably attached to the openable / closable toilet seat 4 by a suspension system (not shown) or the like below the opening 4-4.

  In addition, the open / close seat pad 5 placed on the open / close toilet seat 4 has an L-shaped bracket 5-1 attached to the base pillar 1-1 on the back side of the leg 1 at the base of the two-fold structure pad. And a structure in which the opening / closing operation force of the seating pad is reduced by urging the turning force in a certain direction by a kick spring (not shown) attached to the pivoting portion so as to be pivotable via the pivoting portion. Can be used. In the case of the opening / closing seat pad 5, when the seat pad is used, the seat pad is overlapped on the opening / closing toilet seat by the action of a kick spring simply by applying a light force to the seat surface side. When it is raised to the rear side of the leg), it is supported by supporting the vertical position by folding it into two by rotating the backrest side by the action of the kick spring simply by applying a slight force to the back side of the sitting pad 5 .

  Further, the backrest 6 is horizontally provided between a pair of left and right pedestals 1-1 on the back side of the leg 1. In that case, if the backrest is attached to the pedestal 1-1 so that the depth of the backrest can be adjusted, it is possible to cope with the height, physique or sitting height of the person used when sitting on the seating surface.

  In the chair-type simple toilet having the above structure, when used as a toilet, for example, as shown in FIG. 5, an openable / closable toilet seat 4 placed on the seat frame 2 with the flip-up armrest 3 locked. A bi-foldable open / close sitting pad 5 is supported vertically on the backrest 6 side as shown in the figure. When this chair type simple toilet is used as a chair, the seat pad 5 is tilted and stacked on the openable toilet seat 4. In any case, the chair-type simple toilet having the above-described structure is formed by the support pipe 3-2 having a stretchable structure of the flip-up armrest 3 being inclined between the legrest 1-1 with the backrest and the armrest 3. The support pipe 3-2 does not get in the way and can sit comfortably without feeling cramped. Further, the armrest 3 is automatically flipped up by being unlocked by the manual lock mechanism while sitting down, and at the same time, the support pipe 3-2 and the armrest 3 are moved along the back pillar 1-1. The support pipe 3-2 automatically locks again when the armrest 3 is tilted to the front side and returned to the original horizontal state without having to fold the support pipe to the backrest side each time. And the horizontal state is maintained.

  The chair-type simple toilet of the present invention can be used not only for the height, physique, and arm strength of the person to be used, but also for elderly people, people with weak legs and people with physical disabilities without the help of caregivers. It can be used safely, easily and cleanly on its own.

It is a perspective view which shows the structural example of the chair type simple toilet bowl which concerns on this invention. It is a principal part expanded longitudinal sectional view which shows the height adjustment mechanism of the leg of a simple toilet same as the above. It is an enlarged side view which shows a partially broken up armrest of the simple toilet same as the above. It is a vertical side view in the use condition of a simple toilet same as the above. It is a perspective view which shows the use condition of a simple toilet same as the above.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Leg 2 Seat frame 3 Bounce-up type armrest 3-1 Vertical plate 3-2 Support pipe 3-4 Lock mechanism
3-5, 3-7, 3-8 Axle pin 3-6 Joint 3-9 Cap 3-10 Set screw 4 Openable toilet seat 5 Openable seat pad 6 Backrest 7 Bucket type toilet container

Claims (1)

A seat frame supported by a leg with adjustable backrest has a retractable toilet seat, the toilet seat has a detachable toilet, and both sides of the toilet seat have a detachable flip-up A chair-type toilet having an open / close-type seating pad that is placed on the toilet seat, and the leg with backrest has a double pipe structure composed of an inner cylinder and an outer cylinder, and a grounding member The outer cylinder is slidably fitted on the inner cylinder to which is attached, and is composed of four pedestals whose height can be adjusted by a height adjustment screw attached to the outer cylinder. A chair-type simple toilet in which a seat frame is attached, and the openable toilet seat and the openable seat pad are detachably attached so as to overlap each other on the back side of the seat frame. Raised armrests have screw pin insertion method on the side of the pedestal with backrest Is a rear end portion in the height adjustable vertical plate attached by adjustment mechanism is pivoted rotatably, the front end of the armrest is collected via a support pipe made of double pipe telescopic structure to the vertical plate The support pipe of the telescopic structure is configured such that the inner pipe and the outer pipe are slidable with respect to each other, and the lower end portion of the outer pipe is pivotally attached to the vertical plate by a shaft pin, The upper end is pivotally attached to the front end of the armrest and is pivotally attached to the lower end of the inner pipe, the inner pipe pressing spring built in between the shaft pin for pivotally attaching the outer pipe of the support pipe and the lower end of the inner pipe. A base of the supporting pipe , comprising: a built-in leaf spring, a lock pin attached to the leaf spring as it fits into a lock hole formed in the inner pipe and the outer pipe, and a lock release lever attached to the vertical plate. provided in section By releasing the locking by the dynamic equation of the locking mechanism, automatically slide the same time the armrest is splashed by the support pipe and armrest backrest outwardly at an inner pipe inner pipe pressing spring of the support pipe When the armrest is moved to the front side against the inner pipe pressing spring and returned to the original horizontal state, the support pipe is locked by the leaf spring and the horizontal state is maintained. A chair-type simple toilet characterized by the mechanism

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