JPH0478292B2 - - Google Patents

Description

[Detailed Description of the Invention] [Industrial Application Field] The present invention provides a toilet seat device that provides a sheet body that covers a toilet seat frame used in a Western-style toilet bowl to enable sanitary use of the toilet bowl. More specifically, the present invention relates to a toilet seat device that can conveniently open and close a cover plate that hides the interior of the toilet bowl without touching the toilet seat frame, thereby further improving hygiene.

[Conventional technology]

In recent years, with the improvement of the biological environment, there has been a demand for sanitary use of toilet bowls, especially Western-style toilet bowls, and the toilet seat device described in Japanese Patent Publication No. 57-29174, for example, has been known as a device that satisfies such demands. It is being

As shown schematically in FIG. 13, this device has a substantially U-shape with a device main body D having an electric motor and a sheet feeder C for rewinding the cylindrical sheet body A from the roll body B, and has one end bent. A new sheet body is attached to the toilet seat frame E by unwinding the sheet body A, which is inserted from the other free end of the toilet seat frame E, from the other end. It supplies A. Further, in such a device, a cover plate having approximately the same size as the toilet seat frame E is usually pivotally attached to hide the interior of the toilet bowl.

[Problem to be solved by the invention]

However, the conventional cover plate cannot be opened without touching the toilet seat frame E with the fingers, which is not only uncomfortable but also extremely unhygienic.

The present invention aims to provide a toilet seat device which is based on the use of a cover plate provided with a handle, and which allows the cover plate to be conveniently opened and closed without touching the toilet seat frame, allowing for more sanitary use of the toilet bowl. There is.

[Means to solve the problem]

In order to achieve the above object, the toilet seat device of the present invention includes a base body attached to a Western-style toilet bowl, a toilet seat frame, a take-out opening for pulling out a long sheet, and a seat for pulling out the drawn sheet along the toilet seat frame. A sheet feeder for moving the seat from one end to the other end is provided, and an arm piece is provided on the base body, one end of which is pivotally supported on both sides of the base body, and an arm piece is provided at the other end of the arm piece, and the toilet seat A cover plate is provided which covers the frame and includes a cover piece having a handle portion having a downwardly facing surface.
The cover plate can also be provided with rolling rollers on its underside and in a position facing the toilet seat frame.

[Effect]

In this way, the cover plate provided with the handle that forms a downward-facing surface when inverted can be opened and closed in an extremely hygienic and convenient manner by manually pulling the downward-facing surface without touching the toilet seat frame. can. Note that the downward facing surface in the present application is an exposed surface that can be exposed downward when the cover plate is in an inverted state, and can be formed, for example, by protruding outward from the outer edge of the toilet seat frame or by separating a gap upward from the top surface of the toilet seat frame.

In addition, if rolling rollers are provided on the bottom surface of the cover plate, it becomes possible to move the seat before the cover plate is raised, that is, to replace the new seat to the toilet seat frame, and therefore, the cover plate can be opened. Even if you come into contact with the toilet seat frame when you wake up, hygiene may be compromised.

〔Example〕

An embodiment of the present invention will be described below based on the drawings.

In the figure, the toilet seat device 1 is a base 3 attached to the toilet bowl 2.
, a take-out port 7 for pulling out the toilet seat frame 5 and the seat 6.
and a sheet feeder 9 for moving the drawn sheet, and a cover plate 10 having a handle 76 is attached to the base 3, and in this example, a control for controlling the operation of the sheet feeder 9 is provided. Means 1
1 is attached.

As shown in Figures 1 to 3, the toilet bowl 2 is a Western-style toilet bowl, and the toilet bowl base 2 is bolted to the floor.
A substantially elliptical flange portion 2B is provided around the upper end of A, and the front edge and side edges of the upper surface of the flange portion 2B provide a mounting surface S1 for placing the toilet seat frame 5, and the rear edge provides a mounting surface S1 for mounting the toilet seat frame 5. 3. Forms a mounting surface S2 for fixing.

In this example, the base body 3 is fixed above the mounting surface S with a gap d therebetween via a pair of mounting brackets 4 bolted to the mounting surface S2, and a pivot provided on the mounting brackets 4. The toilet seat frame 5 is pivotally connected via a support shaft 15. The gap d is a gap for cleaning, and has a size that allows insertion of at least a fingertip, etc., thereby facilitating the cleaning operation over the entire circumference of the base body 3.

As shown in FIGS. 4 and 5, the mounting bracket 4 has a Z-shape in which a vertical piece 13C having a horizontal upper piece 13B at the upper end is raised on one side edge of the lower piece 13A that is attached to the mounting surface S2. No, the base body 3 is disposed above between the upper pieces 13B which are opposed to each other and project outward from each other.

Further, in this example, a pivot shaft 15 for pivoting the toilet seat frame 5 is attached to one of the mounting fittings 4A, and the pivot shaft 15 is supported at one end by a hanging piece provided on the side edge of the upper piece 13B, and A pivot shaft portion 15C extending outward is folded back at the inner end of the base shaft portion 15A penetrating the piece 13C and extending inwardly via a forward bending portion 15B. The pivot shaft 15 is constructed by sandwiching the bent portion 15B between a protruding piece 16 extending inward from the upper piece 13B and a support piece 17 screwed to the lower end of the protruding piece 16. Said mounting bracket 4
It is held at A so that it cannot tilt. Note that the pivot shaft 15 is
Various shapes can be used as long as the pivot shaft 15C is provided, and it can also be directly attached to the base body 3.

Further, the pivot shaft portion 15C has a bent portion 15 at one end.
The toilet seat frame 5 is pivotally attached via a hook spring-like spring piece 19 that is engaged with the toilet seat B and whose other end extends forward.

The toilet seat frame 5 has a substantially U-shaped base 5A at the rear end along the placement surface S1, that is, at both ends facing the base 3.
A curved portion 5B is formed that curves smoothly toward the pivot shaft portion 15C, and the toilet seat frame 5 can be flipped up onto the pivot shaft 15 via a pivot fitting 20 attached to one curved portion 5B1. Cantilevered on.
The pivot fitting 20 includes a base tube portion 20A that is fitted over the pivot shaft portion 15C, and a mounting plate portion 20B that is welded to the side surface of the base tube portion 20A.

The toilet seat frame 5 is also covered with a sheet 6.

In this example, the sheet 6 has a long, light-transmitting cylindrical shape made of a synthetic resin material such as a vinyl sheet, and is stored and accommodated in the base body 3 by being wound into a roll, and is unrolled from the roll body 21. The tip of the other curved portion 5B2 of the returned toilet seat frame 5, that is, the free end P
The sheet 6 extrapolated from one curved portion 5B1
The entire length of the toilet seat frame 5 is covered until it reaches the tip, that is, the pivot end Q. In this example, a cutting tool 23 is attached to the lower surface of the bulging portion 22 that protrudes inside the curved portion 5B1, and the sheet 6A is removed from the toilet seat frame 5 by cutting one side of the used sheet 6A collected from the curved portion 5B1. is removed. Note that the above-mentioned cutting also serves to prevent reuse of the sheet 6A.

In addition, the sheet 6 has, in this example, around its width direction,
Band-shaped sizing marks 28 colored by printing, dyeing, etc. are provided at intervals of the coverable length of the toilet seat frame 5, which is determined according to the length between both ends of the toilet seat frame 5.

The spring piece 19 biases the toilet seat frame 5 in the direction in which it springs up, thereby forming a small gap between the toilet seat frame 5 and the toilet bowl 2, or reducing the contact pressure between the two. , the seat 6 is smoothly moved between the toilet seat frame 5 and the toilet bowl 2.

The base 3 is surrounded by a bottom plate piece 25 and a back plate piece 26.
and a case body 29 that is open upwardly and forwardly and surrounded by side plate pieces 27, and a case cover 31 that covers the open portion of the case body 29.
The interior is divided into inner chambers 33A, 33B and outer chambers 35A, 3 by partition wall pieces 32 parallel to the side plate pieces 27.
5B, and an inner room 33A, 33B.
The front surface of the partition wall 32 is hermetically closed by a front wall piece 36 that connects the partition walls 32.

Further, the case body 29 is connected to the free end P of the toilet seat frame 5.
The outer chamber 35A facing toward the center forms a supply chamber 37 for storing the roll body 21, and the other outer chamber 35B facing toward the pivot end Q forms a collection chamber 39 for storing the used sheet 6A. There is. In addition, the roll body 21
is held by a support shaft 42 that is detachably supported between U-shaped bearings 41 provided at the upper ends of the side plate piece 27 and the partition wall piece 32, and the used sheet 6A is held in the collection chamber 39. Winding is performed by a winding shaft 40 whose one end is locked to the output shaft 43 of the electric motor M housed in the inner chamber 33B adjacent to the winding shaft 40 and whose other end is pivotally supported by a U-shaped bearing 45 of the side plate piece 27. It will be done. As shown in FIG. 6, the output shaft 43 is fitted with a locking fitting 47 at the tip that passes through the partition wall piece 32 via a well-known torque limiter 46 that slips when excessive torque exceeding a specified value is applied. is attached, and the winding shaft 40 is formed with an engagement recess 40A at one end that engages with the locking fitting 47.
3 and is rotatably and removably connected.
The electric motor M is operated by, for example, a rechargeable battery N housed in the other interior chamber 33A.

Further, the case body 29 is provided with a sheet feeder 9.

In this example, the sheet feeder 9 is connected to the winding shaft 40.
It consists of a feed roller 52 disposed in the collection chamber 39 parallel to and in front of it, and an electric motor m that is housed in an operation box 54 outside the side plate piece 27 and drives the feed roller 52. is operated by the battery N.

In this example, the feed roller 52 has serrated pawl pieces 56 protruding at a small height on the circumferential surface of a roller piece 55 that is fitted onto an output shaft 53 extending from an electric motor m at a suitable number of intervals. It is a roller with claws,
Therefore, the tip of the claw piece 56 penetrates the sheet 6A disposed on the upper surface of the sheet 6A, so that the feed roller 52
As the seat 6A rotates, it can move the seat 6A rearward with a strong traction force.

Note that the sheet 6A is pulled backward by the feed roller 52 because the sheet 6A is a continuous body from the roller body 21, so the sheet 6 unwound from the roller body 21 is pulled from the free end P along the toilet seat frame 5. It will be moved towards the pivot end Q. The feed roller 52 includes, for example, a plurality of cylindrical sliding roller pieces 59 that are loosely fitted on the output shaft 53, and a plurality of cylindrical sliding roller pieces 59 that are interposed between the sliding roller pieces 59 and that are connected to the output shaft 53, as shown schematically in FIG. Various structures may be adopted, such as forming a composite body with a pawl ring 60 that is integrally rotatably fitted to the sliding roller piece 59 and that the surrounding pawl pieces protrude from the circumferential surface of the sliding roller piece 59.

In this embodiment, the output shaft 53 is formed of a long shaft that passes through the inner chambers 33A, 33B and the supply chamber 37, and the output shaft 53 has a seat 6 at the penetrating portion of the output shaft 53 that passes through the supply chamber 37. A guide roller 61 passing above is attached so as to be integrally rotatable. In addition, the case body 29 provided with the sheet feeder 9 in this way has the following features:
A case cover 31 is attached to a protruding shaft 62 protruding from the outer surface of the side plate piece 27.

As shown in FIG. 4, the case cover 31 includes a peripheral wall 65 that covers the open portion of the case body 29, and side walls 66 that are arranged on both sides of the peripheral wall 65 and overlap with the outer surface of the side plate piece 27, By loosely fitting the U-shaped bearing hole 67 provided at the lower edge of the side wall 66 onto the protruding shaft 62, the case cover 31 can be attached to the protruding shaft 6.
It is held rotatably around 2.

The peripheral wall 65 is terminated at a position where its lower edge 65A extends below the lower surface of the case body 29 to prevent splashed water, urine, etc. from entering the inside of the base body 3, and the lower edge 65A includes: The supply chamber 37
A take-out port 7 for pulling out the sheet 6 rewound from the roll body 21 from inside the base body 3 and an intake port 8 for pulling the used sheet 6A into the base body 3 are cut out at a position that matches the collection chamber 39 . Further, on the peripheral wall 65, a measuring window 69 for visually checking the remaining amount of the roll body 21 is formed at a position that matches the supply chamber 37, and the measuring window 69 is covered with a transparent sheet.
2, the pressure roller 70 that ensures pressure contact of the used sheet 6A to the feed roller 52 is pivoted in an idle state.

Furthermore, the base body 3 to which the toilet seat frame 5 is pivotally mounted and provided with the take-out port 7, the intake port 8, and the sheet feeding device 9 is provided with a control means 11 for controlling the operation of the sheet feeding device 9, and a control means 11 for controlling the operation of the sheet feeding device 9. A cover plate 10 is further provided, which hides the cover plate 10 by inverting the cover plate 10.

In this example, the control means 11 includes a mark sensor 90 that detects the sizing mark 28 provided on the sheet 6.
and a prevention sensor 91 consisting of a seating sensor 91A that detects when a user is seated on the toilet seat frame 5, and a toilet seat frame sensor 91B that detects the lifting of the toilet seat frame 5.
and a control circuit 92 that operates and stops the electric motors M and m, respectively, based on detection by the sensors 90 and 91, and is operated by the battery N.

In this example, the mark sensor 90 is a well-known transmission type optical sensor, and can detect a change in the amount of light received when the sizing mark 28 passes between a light emitting terminal and a light receiving terminal. It is attached to the inner surface of the side plate piece 27 of the recovery chamber 39.

The prevention sensor 91 is a light-receiving type optical sensor having a large-diameter CDS element, and in this example, the light-receiving surface is provided in the lower surface of the base 5A on the pivot end Q side of the toilet seat frame 5 through holes 95A and 95B. It can be installed with the upper part exposed according to the The seating sensor 91A is
A toilet seat frame sensor 91B is provided at the user's sitting position, that is, at a position in front of the base 5A, and at a position where it overlaps with the peripheral wall 65 of the case cover 31 when the toilet seat frame 5 is flipped up, as shown in FIG. , when the toilet seat frame 5 is in the lowered and unseated state, each sensor 91A, 91B receives indoor lighting, external light from the window, etc., and the seating sensor 91A
The reduction in the amount of received light caused by the closure of the through hole 95A due to the user sitting down, and the reduction in the amount of light received by the toilet seat frame sensor 9
1B is the through hole 95B caused by the popping up of the toilet seat frame 5.
A decrease in the amount of received light caused by the overlapping of the case cover 31 and the case cover 31 is detected.

Further, the control circuit 92 includes the sensors 90, 91, the electric motors M, m, and the operation box 54, as shown in FIG.
When the toilet seat frame 5 is pulled down and not seated, the switch SW is turned ON.
When this happens, the electric motors M and m are activated to move the sheet 6 along with the driving of the sheet feeder 9, and when the mark sensor 90 detects the sizing mark 28, the electric motors M and m are stopped.

Therefore, the mark sensor 90 ensures that the sheet 6 is moved by a fixed distance, and prevents deterioration in hygiene due to insufficient collection of the sheet 6 and economic loss due to excessive collection. Further, when the toilet seat frame 5 is spring-loaded or the user is seated while the seat 6 is moving, the seating sensor 91A and the toilet seat frame sensor 9 are activated.
1B detects this and instantaneously stops electric motors M and m. Therefore, the seating sensor 91A and the toilet seat frame sensor 91B can prevent damage such as breakage or stretching of the seat 6 caused by the bending of the seat 6 due to the flip-up or the significant increase in movement resistance caused by the loading of the seat. The control circuit 92 operates to restart the electric motors M and m by the above-mentioned flip-up and release of seating.

Also, in the spring-up or seated state, the switch
When the SW is turned on, the control circuit 92
The ON signal is ignored and motors M and m are not operated.

Note that the seating sensor 91A and the toilet seat frame sensor 91
B can also be used as one preventive sensor 91, and the mounting positions of the preventive sensor 91 and the mark sensor 90 can be selected as appropriate depending on the structure of the device.

Further, the cover plate 10 has a pivot hole 72 at one end into which the protruding shaft 62 is loosely fitted, and the case cover 31
A pair of arm pieces 73 are provided between the other ends of the arm pieces 73 which are curved in an arch shape along the side wall 66 of the toilet seat frame 5, and the outer edge thereof extends outwardly beyond the inner edge of the toilet seat frame 5, so that in the inverted state, A cover piece 75 is provided to cover the toilet seat frame 5 and hide the inside of the toilet bowl 2.

In this example, the cover piece 75 is formed with a handle part 76 projecting forward on its front edge, and the outer edge of the handle part 76 is connected to the outer edge R1 of the toilet seat frame 5 and the outer edge of the flange part 2B of the toilet bowl 2. The handle portion 7 that exceeds the outer edges R1 and R2 by exceeding R2 outward.
The exposed portion of the lower surface of the toilet seat 6 forms a downward facing surface 77 that can be manually operated and does not come into contact with the toilet seat frame 5. Note that the handle portion 76 may be formed, for example, at an upper position so as to form a gap D into which a fingertip can be inserted between the lower surface of the handle portion and the upper surface of the toilet seat frame 5 in the inverted state as shown in FIG. In such a case, the entire lower surface of the handle portion 76 forms a downward surface 77.

Further, rolling rollers 79 are pivotally attached to the cover piece 75 at a position facing the toilet seat frame 5 on the lower surface thereof.

The rolling rollers 79 are used to prevent surface contact between the cover 75 and the toilet seat frame 5 in the inverted state and to smoothly move the seat 6 between the toilet seat frame 5 and the cover 75. Toilet seat frame 5
The cover piece 75 is provided at an appropriate position facing toward the front and side portions of the cover piece 75 in this example. The rolling roller 79 is
Support shaft portions 79B protrude from both ends of the roller portion 79A, and as shown in FIG.
By pivoting the support shaft portion 79B between the through hole 85 of the mounting piece 83 facing
9 is rotatable in the same direction as the moving direction of the seat 6 and is attached so that its lower end extends beyond the lower edge of the pedestal edge 81. In this example, the seating sensor 9 is mounted on the cover piece 75.
1A, light transmission holes 86A, 86B are provided at positions that match the toilet seat frame sensor 91B, and the seat sensor 91A,
The toilet seat frame sensors 91B are each exposed to the outside.

Thereby, the prevention sensor 91 can receive external light and the like, and can operate the sheet feeder 9 when the cover plate 10 is in an inverted state. Note that when the light transmission holes 86A and 86B are eliminated, the sheet feeder 9 can be configured to be prohibited from operating in the inverted state, and in such a case, the rolling roller 79 can be eliminated.

In this way, the downward facing surface 77 of the cover plate 10 used in the toilet seat device 1 of the present invention is a clean surface that maintains a non-contact state with the toilet seat frame 5 even in the inverted state, and moreover, when the downward facing surface 77 is operated by hand. Therefore, the cover plate 10 can be opened and closed hygienically and conveniently without any contact between the toilet seat frame 5 and the fingers.

Furthermore, when the rolling rollers 79 are pivotally mounted to the cover plate 10, it becomes possible to replace and move the unused seat 6 to the toilet seat frame 5 before the cover plate 10 is raised, allowing for more sanitary use of the toilet bowl. I can do it.

〔Effect of the invention〕

In the toilet seat device of the present invention constructed as described above, since the cover plate that hides the inside of the toilet bowl is provided with a handle portion having a downward surface, the cover plate can be conveniently opened and closed in a sanitary manner. Measure the use of clean toilet bowls. Furthermore, when the cover plate is provided with rolling rollers, it becomes possible to replace and move the sheet before the cover plate is opened, and this can bring about many effects such as further improving hygiene.

[Brief explanation of the drawing]

Fig. 1 is a perspective view showing one embodiment of the present invention;
3 is a front view and a side view, FIG. 4 is an exploded perspective view showing a part of the base, FIG. 5 is an exploded perspective view showing the base, FIG. 6 is a sectional view, and FIG. A schematic side view showing the mounting position of the toilet seat frame sensor, Fig. 8 is a schematic diagram showing the circuit of the control means, Fig. 9 is an exploded perspective view showing the arm piece, and Fig. 10 is an exploded view showing the mounting state of the rolling roller. FIG. 11 is a sectional view showing another embodiment of the feed roller, FIG. 12 is a perspective view showing another embodiment of the handle portion of the cover plate, and FIG. 13 is a perspective view showing the prior art. . 2...Toilet bowl, 3...Base, 5...Toilet seat frame, 6...
...sheet, 7...take-out port, 9...sheet feeder, 10...cover plate, 73...arm piece, 75
... Cover piece, 76 ... Handle part, 77 ... Downward surface,
79...Rolling roller.

Claims (1)

[Scope of Claims] 1. A base body attached to a Western-style toilet bowl includes a toilet seat frame, a take-out port for pulling out a long sheet, and the pulled-out sheet is moved from one end to the other end along the toilet seat frame. and a seat feeder provided on the base body, one end of which is pivoted on both sides of the base body, and an arm piece provided at the other end of the arm piece that covers the toilet seat frame when inverted and has a downward surface. A toilet seat device comprising a cover plate having a handle portion and a cover piece provided with a handle portion. 2. The toilet seat device according to claim 1, wherein the cover plate is provided with rolling rollers on a lower surface thereof at a position facing the toilet seat frame.