JP5456377B2 - Flush toilet - Google Patents

Description

  The present invention relates to a flush toilet bowl.

  Patent Document 1 discloses a conventional flush toilet. This flush toilet includes a toilet body having a toilet bowl and a toilet cleaning device having a cleaning tank in which cleaning water is stored. The toilet bowl cleaning device is placed on the upper surface of the first base plate attached to the upper surface of the toilet body body behind the toilet bowl. The toilet bowl cleaning device is covered with a cover. The cover pivotally supports a toilet seat and a toilet lid at the lower part of the front surface. A lifting device is directly attached to the upper surface of the front portion of the first base plate. The toilet seat, the toilet lid, and the front half of the cover can be lifted and lowered with respect to the first base plate by the lifting device.

  In this flush toilet bowl, the upper surface of the toilet main body behind the toilet bowl can be cleaned by raising the front half of the toilet seat, toilet lid and cover.

JP 2000-33051 A

  However, in the conventional flush toilet, the lifting device is directly attached to the upper surface of the front portion of the first base plate. Since the upper surface of the first base plate has a limited space, it is difficult to attach the lifting device to the upper surface of the toilet body so as not to interfere with other components. Moreover, since the lifting / lowering device is attached to the front part of the first base plate, the cleaning liquid tends to be applied to the lifting / lowering device when urine or the toilet body is washed. For this reason, there is a possibility that the elevating device corrodes and the toilet seat and the front half of the cover cannot be smoothly raised and lowered.

  The present invention has been made in view of the above-described conventional situation, and should solve the problem of providing a flush toilet bowl in which a lifting device can be easily attached and a toilet seat and a cover can be lifted and lowered smoothly. It is an issue.

Flushing toilet of the present invention comprises a toilet body having a bowl portion, a toilet bowl flushing device for supplying cleaning water to the bowl portion, it placed the toilet bowl cleaning device, the rear of the toilet bowl from the bowl portion a first base plate mounted on the upper surface of the main body, is disposed above the rear portion of the toilet body, a cover for covering the toilet bowl flushing device, and axially supported by the seat bottom front of the cover, housed in said cover is, a flushing toilet comprising a lifting device for vertically movably holding the seat and the cover relative to the first base plate,
The lifting device, the are arranged in the flight basin portion than the front-rear direction of the center position of the cover, the lifting device main body, projecting upward from the lifting device main body, and a reciprocable lift member vertically Have
The lifting device main body is disposed above the first base plate at a predetermined interval, and the nozzle of the local cleaning device is disposed at this vacant position .

  In this flush toilet, since the lifting device is mounted above the upper surface of the toilet body, the lifting device can be easily mounted without interfering with other components. Further, the lifting device is disposed at a position where it is difficult for the cleaning liquid to be applied when cleaning the urine or the toilet body.

  Therefore, the flush toilet of the present invention can be easily attached with the lifting device and can smoothly lift and lower the toilet seat and the cover.

  A support base may be provided that is erected on the first base plate and has the lifting device main body attached to an upper surface thereof. In this case, the lifting device can be easily and stably attached to the upper part away from the upper surface of the toilet body.

Attached to the front of the lower end opening of the cover, the lifting device by then lifting together with the toilet seat and the cover, at the time of descending a second base plate disposed on the front side than the first base plate, wherein the support base is the second A guide portion for guiding the raising and lowering of the base plate may be provided. In this case, the toilet seat and the cover can be raised and lowered stably.

  The support base may have a base portion extending in a left-right direction at an upper end portion. In this case, a control board or the like can be placed on the pedestal, and the vacant space can be used effectively.

The support table has a pair of leg portions erected apart right and left, the guide portion is provided on these legs, the second base plate has a guided portion which is guided by the guide portion the guided portion may lift is guided between the legs of the support stand to the guide portion. In this case, the second base plate can be raised and lowered smoothly. For this reason, the toilet seat and the cover can be raised and lowered stably.

The toilet bowl flushing device has a cleaning tank for storing washing water, the lifting device main body can be attached to the front surface of the washing tank. In this case, the lifting device can be easily and stably attached to the upper part away from the upper surface of the toilet body.

The upper surface of the elevation member is brought into contact with the inner surface of the upper end portion of the cover may increase the toilet seat and the cover by upward movement of the lifting member. In this case, since the elevating member supports the upper end of the cover, the cover can be prevented from wobbling when the cover is raised and lowered.

It is a perspective view which shows the inside of the flush toilet bowl of Example 1. FIG. 2 is an exploded view showing a main part of Example 1. FIG. 1 is a cross-sectional view showing a main part of Example 1. FIG. 4 is an exploded view showing a second base plate of Example 1. FIG. It is sectional drawing in the arrow X of FIG. In the flush toilet bowl of Example 1, it is a perspective view which shows the raising positions, such as a cover. It is a principal part perspective view of the flush toilet bowl of Example 2. FIG.

  Embodiments 1 and 2 embodying the present invention will be described with reference to the drawings.

  As shown in FIG. 1, the flush toilet according to the first embodiment includes a toilet body 10, a toilet bowl cleaning device 20, a first base plate 30, a cover 40, a toilet seat 41, a toilet lid 42, a lifting device 50, a support base 60, and a second. A base plate 70 is provided.

  The toilet body 10 has a toilet bowl 11. The toilet bowl cleaning device 20 is connected to a water pipe (not shown) and has a cleaning tank 21 for storing cleaning water. An outlet (not shown) is provided through the bottom surface of the cleaning tank 21, and a float valve (not shown) is provided at the outlet. The washing water stored in the washing tank 21 is supplied to the toilet bowl 11 by opening the float valve.

  The cleaning tank 21 is placed on the first base plate 30. In the first base plate 30, a bolt (not shown) extending downward from the lower surface is inserted into a mounting hole (not shown) penetrating the toilet body 10, and the nut is tightened from the lower end of the bolt inserted through the mounting hole to thereby remove the first base plate 30 from the toilet bowl 11. It is attached to the upper surface of the rear toilet body 10.

  As shown in FIGS. 1 and 2, the first base plate 30 is provided with a partition wall 31 erected around the first base plate 30. A central placement portion 32 on which the cleaning tank 21 is placed is provided at the central portion of the first base plate 30. The central mounting portion 32 is provided with an opening 32A through which an outlet of the cleaning tank is connected. A front placement portion 33 on which the support base 60 is placed is provided at the front portion of the first base plate 30.

  The support base 60 has a pair of leg portions 61 standing up and down on the left and right. In addition, the support base 60 includes an upper connecting portion 62 that connects the upper ends of both the leg portions 61 and a lower connecting portion 63 that connects the lower ends. The upper connecting part 62 is continuously formed with base parts 62L and 62R extending in the left-right direction. The lower connecting portion 63 is fixed to the front mounting portion 33 of the first base plate 30 by screws with screws B from above.

  On the inner side surfaces of both leg portions 61 of the support base 60, convex guide portions 64 for guiding the raising and lowering of a second base plate 70 described later are formed extending in the vertical direction. The guide portion 64 extends from the upper surface of the lower connection portion 63 to a position spaced a predetermined distance from the lower surface of the upper connection portion 62. As described above, since the guide portions 64 are not projected on the both leg portions 61 above the upper end portions of the guide portions 64, the guided portions 71 provided on the second base plate 70 are inserted between the both leg portions 61. The guide portions 64 can be inserted into guide grooves 72 provided on both side surfaces of the guided portion 71 and extending in the vertical direction.

  A pair of locking claws 65 are provided on the upper surface of the upper coupling portion 62 of the support base 60 so as to be separated from each other along the rear end edge. Further, a pair of screw fixing portions 66 are provided on the upper surface of the upper connecting portion 62 so as to be separated from each other on the front end edge side.

  A lifting device 50 is disposed on the upper surface of the upper connecting portion 62 of the support base 60. The lifting device 50 includes a lifting device body 51 and a lifting member 52 that protrudes upward from the lifting device body 51 and can reciprocate in the vertical direction. A motor M and a gear are incorporated in the lifting device main body 51. By driving the motor M of the lifting device body 51, the lifting member 52 can be reciprocated in the vertical direction.

  The lifting device body 51 is provided with a locking member biased by a spring member toward the left and right side surfaces of the lifting member 52. On the left and right side surfaces of the elevating member 52, concave portions are provided at positions corresponding to the locking members in the raised position and the lowered position of the elevating member 52, respectively. For this reason, in the raising position and the descending position of the elevating / lowering member 52, the engaging member is engaged with each recess, and the elevating / lowering member 52 is held.

  Locking protrusions 53 that are locked to locking claws 65 provided on the upper surface of the upper connecting portion 62 of the support base 60 are formed at the lower ends of the left and right side surfaces of the lifting device body 51. The lifting device main body 51 is moved from the front of the support base 60, the locking projection 53 is locked to the locking claw 65, and the screw B is inserted into the through holes formed at the left and right lower ends of the front surface of the lifting device main body 51. Insert and screw into the screw fixing portion 66. In this way, the lifting device main body 51 is attached to the upper surface of the upper connecting portion 62 of the support base 60. As described above, the lifting device 50 is mounted on the upper side away from the upper surface of the toilet body 10. For this reason, the elevating device 50 can be easily and stably attached above the upper surface of the toilet body 10 without interfering with other components. Further, the elevating device 50 can be arranged at a position where it is difficult to apply the cleaning liquid when cleaning the urine or the toilet body 10.

  Control boards C1 and C2 are mounted and fixed on the upper surfaces of the base parts 62L and 62R extending in the left-right direction of the upper coupling part 62 of the support base 60, respectively. In this way, the control boards C1 and C2 can be arranged using the vacant space. The control boards C1 and C2 control the driving of the motor M of the elevating device 50, the opening and closing driving of the float valve of the toilet bowl cleaning device 20, and the driving of the local cleaning device described later.

  The upper end surface 52U of the elevating member 52 is in contact with the inner surface of the upper end portion 43 of the cover 40 as shown in FIGS. That is, it is in contact with the inner surface of the bottom of the recess 43 </ b> C formed in the upper end 43 of the cover 40. A through hole is formed in the bottom of the recess 43C, and a screw B inserted from above is screwed into the upper end surface 52U of the elevating member 52. Thus, the upper end surface 52U of the elevating member 52 is connected to the inner surface of the upper end portion of the cover 40. For this reason, the cover 40 can also be reciprocated in the up-down direction along with the up-down reciprocation of the elevating member 52. At this time, the elevating member 52 supports the upper end portion 43 of the cover 40. For this reason, it is possible to prevent the toilet seat 41 and the toilet lid 42 that are pivotally supported on the lower portion of the front surface of the cover 40 and the cover 40 when the cover 40 is lifted and lowered.

  As shown in FIGS. 1 and 3, the cover 40 is formed in a cylindrical shape. Housed in the cover 40 are a toilet cleaning device 20, a lifting device 50, a support base 60, control boards C1 and C2, a local cleaning device to be described later, and the like. On the upper surface of the upper end portion 43 of the cover 40, a hand basin 44 provided with a spout 44A is placed.

  A second base plate 70 is attached to the front portion of the lower end opening of the cover 40. Therefore, the second base plate 70 reciprocates in the vertical direction together with the cover 40 as the elevating member 52 reciprocates in the vertical direction. As shown in FIGS. 1 to 4, the second base plate 70 is assembled with two nozzles N of the local cleaning device extending in the front-rear direction at the left and right central portions. Other parts of the local cleaning device (not shown) other than the nozzle N are also assembled on the upper surface of the second base plate 70.

  A rear end wall 73 is erected on the upper rear portion of the rear end surface 70B of the second base plate 70 at the rear left and right center rear portions of the second base plate 70. In this way, the rear end wall 73 can be erected on the upper part rearward of the rear end surface 70B of the second base plate 70 because the elevating device 50 is attached to the upper surface of the upper connecting portion 62 of the support base 60 and both leg portions 61 are installed. This is because the guided portion 71 can be inserted in between. Accordingly, the nozzle N of the local cleaning device can be disposed close to the front surface of the rear end wall 73, and the size of the second base plate 70 in the front-rear direction can be reduced. Therefore, when the second base plate 70 is placed on the upper surface of the toilet body 10, the overlap between the front end portion of the second base plate 70 and the rear portion of the toilet bowl 11 can be reduced.

  A rear surface of the rear end wall 73 of the second base plate 70 is formed with a T-shaped protrusion 74 that is divided into left and right portions and extends in the vertical direction. A fixing piece 76 extending rearward and having a through hole is formed at the upper left and right center upper ends of the rear end wall 73.

  The guided portion 71 fixed to the rear surface of the rear end wall 73 is formed with a T-shaped insertion groove 75 into which the protrusion 74 formed on the rear end wall 73 is inserted. A concave portion 77 having a shape corresponding to the fixed piece 76 formed on the rear end wall 73 is formed on the upper surface of the guided portion 71. The recess 77 is provided with a screw hole.

  The guided portion 71 is raised from below along the rear surface of the rear end wall 73 of the second base plate 70, and the protrusion 74 of the rear end wall 73 is inserted into the insertion groove 75. Then, the fixed piece 76 is fitted into the concave portion 77, and the screw B is inserted into the through hole of the fixed piece 76 from above and screwed into the screw hole provided on the upper surface of the guided portion 71. In this way, the guided portion 71 is fixed to the rear surface of the fixed wall 73.

  Before the second base plate 70 configured in this manner is attached to the front portion of the lower end opening of the cover 40, the guided portion 71 is attached to both leg portions of the support base 60 as shown in FIGS. The guide part 64 is inserted into the guide groove 72 of the guided part 71. Then, the second base plate 70 is lowered to the upper surface of the toilet body 10. In this state, the cover 40 is lowered from above, and the second base plate 70 is attached to the front portion of the lower end opening of the cover 40.

  In the flush toilet constructed as described above, as shown in FIG. 6, when the lifting device 50 is driven and the lifting member 52 is lifted, the cover 40, the hand basin 44, the toilet seat 41, the toilet lid 42, and the local cleaning device. The second base plate 70 assembled with is raised to the raised position. Further, when the lifting device 50 is driven and the lifting member 52 is lowered, the cover 40 and the like are lowered to a lowered position where the second base plate 70 is placed on the upper surface of the toilet body 10. When the second base plate 70 is lifted and lowered in this way, the second base plate 70 is lifted and lowered by being guided by the guide portion 64 of the support base 50. For this reason, the cover 40, the hand-washing basin 44, the toilet seat 41, and the toilet lid 42 can also be raised / lowered stably.

  In the flush toilet according to the second embodiment, as shown in FIG. 7, the lifting device main body 151 of the lifting device 50 is attached to the front surface of the cleaning tank 121 at a height spaced from the first base plate 130 by a predetermined interval. It has been. Other configurations are the same as those in the first embodiment, and the same configurations are denoted by the same reference numerals and detailed description thereof is omitted.

  On the front surface of the cleaning tank 121, a mounting portion 122 of the lifting device main body 151 is provided at an intermediate portion in the vertical direction. The attachment portion 122 is provided with a screw hole into which a screw B inserted through a plurality of through holes provided around the lifting device main body 151 from the front is screwed. The lifting device main body 151 is attached to the front surface of the cleaning tank 121 by abutting the lifting device main body 151 against the front surface of the cleaning tank 121 and inserting the screw B through the through hole and screwing it into the mounting portion 122. In this way, the lifting device 50 can be easily and stably attached above the upper surface of the toilet body 10 without interfering with other components. Further, the lifting device 50 can be disposed at a position where it is difficult for the cleaning liquid to be applied to the urine or the toilet body.

  The upper end surface 152U of the elevating member 152 is in contact with and connected to the inner surface of the upper end portion 43 of the cover 40. For this reason, the cover 40 moves up and down with the reciprocating motion of the lifting member 152 in the vertical direction. At this time, the elevating member 152 supports the upper end portion 43 of the cover 40. For this reason, it is possible to prevent the toilet seat 41 and the toilet lid 42 that are pivotally supported on the lower portion of the front surface of the cover 40 and the cover 40 when the cover 40 is lifted and lowered.

  Therefore, the flush toilet of Example 2 can easily attach the lifting device and can smoothly lift and lower the cover 40 and the like.

The present invention is not limited to the first and second embodiments described with reference to the above description and drawings. For example, the following embodiments are also included in the technical scope of the present invention.
(1) In the first and second embodiments, the support base has a pair of legs standing up and down in the left-right direction, but has one leg extending in the vertical direction at the center, and the upper end is left-right. It may be a T-shaped support base extending in the direction.
(2) In Examples 1 and 2, the upper end portion of the support base has the base portion extending in the left-right direction, but the base portion may not be provided.
(3) In Examples 1 and 2, the guide portion is formed in a convex shape, and a guide groove into which the guide portion is inserted is formed in the guided portion. However, the guide portion is formed in a concave shape, and the guided portion is formed in the guided portion. You may provide the projection part in which a guide part is inserted.
(4) In Examples 1 and 2, the toilet bowl cleaning device has a cleaning tank, but does not have a cleaning tank, and directly connects a supply source of cleaning water such as a water pipe and a toilet bowl, A toilet cleaning device having an opening / closing valve for opening and closing the supply path may be used.
(5) In Examples 1 and 2, the toilet seat and the toilet lid are provided. However, the toilet seat may not be provided and only the toilet seat may be provided.
(6) In the first embodiment, the guide portion is formed on both legs of the support base. However, a member having the guide portion may be provided separately from the support base.

DESCRIPTION OF SYMBOLS 10 ... Toilet bowl body 11 ... Toilet bowl part 20 ... Toilet bowl washing device 21, 121 ... Washing tank 30 ... First base plate 40 ... Cover 41 ... Toilet seat 50 ... Lifting device 51, 151 ... Lifting device body 52, 152 ... Lifting member 52U, 152U ... upper end surface (of lifting member) 60 ... support base 61 ... leg part 62L, 62R ... base part 64 ... guide part 70 ... second base plate 71 ... guided part

Claims (7)

A stool body having a bowl portion, a toilet bowl flushing device for supplying cleaning water to the bowl portion, placed the toilet bowl cleaning device, the attached to the upper surface of the rear of the toilet body from said bowl portion and 1 base plate, is disposed above the rear portion of the toilet body, a cover for covering the toilet bowl flushing device, a toilet seat pivotally supported to the front lower part of the cover, is accommodated in said cover, said toilet seat and the cover A flush toilet comprising a lifting device that can be lifted and lowered with respect to the first base plate,
The lifting device, the are arranged in the flight basin portion than the front-rear direction of the center position of the cover, the lifting device main body, projecting upward from the lifting device main body, and a reciprocable lift member vertically Have
The flushing toilet, wherein the lifting device main body is disposed above the first base plate at a predetermined interval, and a nozzle of the local cleaning device is disposed at the vacant position .   The flush toilet according to claim 1, further comprising a support stand that is erected on the first base plate and has the lifting device main body attached to an upper surface thereof. Attached to the front of the lower end opening of the cover, the lifting device by then lifting together with the toilet seat and the cover, at the time of descending a second base plate disposed on the front side than the first base plate, wherein the support base is the second The flush toilet according to claim 2, further comprising a guide portion for guiding the raising and lowering of the base plate.   The flush toilet according to claim 2 or 3, wherein the support base has a base portion extending in a left-right direction at an upper end portion. The support table has a pair of leg portions erected apart right and left, the guide portion is provided on these legs, the second base plate has a guided portion which is guided by the guide portion the guided portion is 3. Symbol mounting the flushing toilet, characterized in that the lifting between the legs of the support stand is guided by the guide portion. The toilet bowl flushing device has a cleaning tank for storing washing water, flushing toilet of claim 1, wherein the lifting device main body is characterized in that it is attached to the front surface of the washing tank. The upper surface of the elevation member is brought into contact with the inner surface of the upper end portion of the cover, any one of claims 1 to 6, characterized in that raising the toilet seat and the cover by upward movement of the lifting member 1. A flush toilet according to item 1.

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