JP6210385B2 - Mobile flush toilet - Google Patents

Description

  Aspects of the present invention generally relate to mobile flush toilets.

  For example, there is a portable toilet that can be moved to a toilet (Patent Document 1). In the portable toilet described in Patent Document 1, by opening the sealed container at the drive unit after use, the sewage and the sealed water in the sealed part are subjected to gravity in the sewage storage tank below the toilet bowl. It can be discharged using it. When a certain amount of filth accumulates inside the filth storage tank due to repeated use of the portable toilet, the entire portable toilet can be moved to the toilet and the filth can be treated.

  However, in the portable toilet described in Patent Document 1, when a certain amount of filth accumulates inside the filth storage tank, the user moves the entire portable toilet to the toilet. There is a problem that is heavy. Therefore, there is a problem that it is difficult to move the portable toilet when a certain amount of filth accumulates inside the filth storage tank.

JP 2001-224528 A

  This invention is made | formed based on recognition of this subject, and it aims at providing the mobile flush toilet which can be moved easily at the time of movement, and can be stabilized at the time of installation.

  The first invention is a mobile flush toilet that can move the installation position, the toilet body, a water supply means for supplying water, an installation state in which the water supplied from the water supply means is stored, A mobile flush toilet comprising a water storage means capable of switching between a moving state in which an amount of water less than the amount of water in the installed state is stored.

  According to this mobile flush toilet, the mobile flush toilet in the moving state can be easily moved. In addition, the mobile flush toilet in the installed state can be stabilized.

  In a second aspect based on the first aspect, in the installation state, a larger amount of water than the amount of water stored on the downstream side of the toilet body and the toilet body is from the water supply means to the water storage means. It is a mobile flush toilet characterized by being supplied to.

  According to this mobile flush toilet, the mobile flush toilet in the installed state becomes heavier than the mobile flush toilet in the moved state, and the movable flush toilet in the installed state can be stabilized.

  According to a third invention, in the first or second invention, the toilet body has a filth receiving surface for receiving filth, and the water storage means is provided below the filth receiving surface. It is a mobile flush toilet.

  According to this mobile flush toilet, the part where the user sits can be made heavy, and the mobile flush toilet in the installed state can be more reliably stabilized.

  According to a fourth aspect of the present invention, in any one of the first to third aspects, the water storage means or the water stored in the water storage means is provided downstream of the water storage means. A mobile flush toilet, further comprising a pump for discharging to the water.

  According to this mobile flush toilet, the water inside the water storage means can be discharged more reliably.

  A fifth invention is the mobile flush toilet according to the fourth invention, further comprising a check valve provided downstream of the pump.

  According to this mobile flush toilet, it is possible to prevent sewage from entering the water storage means.

  A sixth invention is the mobile flush toilet according to any one of the first to fifth inventions, further comprising a switch for switching between the moving state and the installation state.

  According to this mobile flush toilet, it is possible to more easily switch between the moving state of the mobile flush toilet and the installation state of the mobile flush toilet.

  A seventh invention is the mobile flush toilet according to any one of the first to sixth inventions, wherein the material of the toilet bowl body is a resin.

  According to this mobile flush toilet, the toilet body is further reduced in weight. Thereby, a mobile flush toilet can be made easy to move.

  An eighth invention according to any one of the first to seventh inventions, further comprises a pumping device having a storage tank for storing the waste discharged from the toilet body, wherein the water storage means is the storage tank. It is a mobile flush toilet characterized by being different.

  According to this mobile flush toilet, it is possible to disperse heavy portions where water accumulates, and to stabilize the mobile flush toilet in the installed state.

  According to the aspect of the present invention, a mobile flush toilet that can be easily moved during movement and can be stabilized during installation is provided.

It is a typical perspective view showing the mobile flush toilet concerning the embodiment of the present invention. It is a typical top view showing the mobile flush toilet concerning this embodiment. It is a block diagram showing the principal part structure of the mobile flush toilet concerning this embodiment. It is a flowchart figure which illustrates the specific example of operation | movement of the mobile flush toilet concerning this embodiment. It is a block diagram showing the principal part structure of the other mobile flush toilet concerning this embodiment. It is typical sectional drawing showing the specific example of the pumping apparatus of this embodiment.

Embodiments of the present invention will be described below with reference to the drawings. In addition, in each drawing, the same code | symbol is attached | subjected to the same component and detailed description is abbreviate | omitted suitably.
FIG. 1 is a schematic perspective view showing a mobile flush toilet according to an embodiment of the present invention.
FIG. 2 is a schematic plan view showing the mobile flush toilet according to the present embodiment.
Fig.1 (a) is a typical perspective view showing the state in which the cover body which covers a toilet bowl main body was attached. FIG.1 (b) is a typical perspective view showing the state from which the cover body which covers a toilet bowl main body was removed. Fig.2 (a) is a typical top view showing the installation state of the mobile flush toilet concerning this embodiment. FIG. 2B is a schematic plan view showing the moving state of the mobile flush toilet according to the present embodiment.

  The mobile flush toilet 100 according to this embodiment includes a toilet body 110, a cover body 120, and a first tank (water storage means) 140. The toilet body 110 has a bowl surface (dirt receiving surface) 111. Examples of the material of the toilet body 110 include a resin. The toilet body 110 is supported by a support body 115, and many parts except for the bowl surface 111 are covered with a cover body 120. A leg 117 and a first wheel 118 are provided below the support 115.

  The cover body 120 includes a first cover 121, a second cover 123, and a third cover 125. The first cover 121 covers the upper part of the toilet body 110. The second cover 123 covers the lower part of the toilet body 110. An armrest 131 is provided on the first cover 121 and the second cover 123. The third cover 125 hides the area behind the toilet main body 110. As shown in FIGS. 2A and 2B, the second wheel 119 is provided at the lower portion of the third cover 125.

  In the present specification, “upward” refers to a vertical direction and an upper direction when viewed from a person standing in front of the mobile flush toilet 100. “Downward” refers to a vertical direction and a lower direction as viewed from a person standing in front of the mobile flush toilet 100. “Front” refers to a direction in the horizontal direction as viewed from a person standing in front of the mobile flush toilet 100. “Backward” refers to a direction in the horizontal direction as viewed from a person standing in front of the mobile flush toilet 100.

  As shown in FIG. 1B, the first tank 140 is provided in a region below the bowl surface 111 and around the toilet body 110. That is, the first tank 140 is provided in an area around a portion called a bowl or the like of the toilet body 110. The first tank 140 may be removable from an area below the bowl surface 111 and around the toilet body 110. In a state where the first cover 121 and the second cover 123 are attached, the first tank 140 is concealed by the first cover 121 and the second cover 123. The first tank 140 can store water in the first tank 140 itself. The amount of water that can be stored in the first tank 140 is, for example, about 20 liters (L).

  As shown in FIG. 2A, in the state where the mobile flush toilet 100 is installed (installed state), the leg 117, the first wheel 118, and the second wheel 119 are the floor surface. 301 is in contact. In the installed state, the user can use the mobile flush toilet 100.

  On the other hand, as shown in FIG. 2B, in the state where the mobile flush toilet 100 moves (moving state), the toilet body 110, the first cover 121, the second cover 123, and the support body 115 is lifted from the floor surface 301 by, for example, a user. Therefore, the leg portion 117 provided at the lower portion of the support body 115 is separated upward from the floor surface 301. The first wheel 118 and the second wheel 119 remain in contact with the floor surface 301. In addition, since the rear part of the support body 115 cannot be lifted, the first wheel 118 is not separated from the floor surface 301 even if it is provided on the support body 115.

As described above, the movable flush toilet 100 according to the present embodiment is movable in the installation position.
Here, when the mobile flush toilet in the moving state is heavy, it becomes difficult to move the mobile flush toilet. Therefore, it is required to be light for a mobile flush toilet in a moving state.
On the other hand, if the mobile flush toilet in the installed state is light, for example, a user sitting on the toilet body may feel anxiety. Therefore, the mobile flush toilet in the installed state is required to be relatively heavy and stable.

  On the other hand, the mobile flush toilet 100 according to the present embodiment includes a first tank 140. As shown in FIG. 2A, in the installed state of the mobile flush toilet 100, water 141 is stored inside the first tank 140. Therefore, the mobile flush toilet 100 in a state where the water 141 is stored in the first tank 140 is heavier than the mobile flush toilet 100 in a state where the water 141 is not stored in the first tank 140. . In other words, the amount of water 141 inside the first tank 140 in the installation state of the mobile flush toilet 100 is larger than the amount of water 141 inside the first tank 140 in the movement state of the mobile flush toilet 100. . For example, when 20 L of water is stored in the first tank 140, the mobile flush toilet 100 is 20 kilograms compared to the case where the water 141 is not stored in the first tank 140. (Kg) is heavier. Thereby, the mobile flush toilet 100 in an installation state can be stabilized.

  On the other hand, as shown in FIG. 2B, the water 141 is discharged to the outside of the first tank 140 in the moving state of the mobile flush toilet 100. Therefore, the mobile flush toilet 100 in a state where the water 141 is discharged to the outside of the first tank 140 is lighter than the mobile flush toilet 100 in a state where the water 141 is stored inside the first tank 140. In other words, the amount of water 141 inside the first tank 140 when the mobile flush toilet 100 is in a moving state is smaller than the amount of water 141 inside the first tank 140 when the mobile flush toilet 100 is installed. . For example, when 20 L of water is discharged to the outside of the first tank 140, the mobile flush toilet 100 is lighter by 20 kg than when the water 141 is stored inside the first tank 140. Become. Thereby, the mobile flush toilet 100 in the moving state can be easily moved.

  In the installation state of the mobile flush toilet 100, a larger amount of water than the amount of water accumulated on the toilet body 110 and the downstream side of the toilet body 110 is supplied from the water supply means to the first tank 140. For example, the toilet body 110 has a water seal. Sealing water prevents malodors and pests from entering the room where the mobile flush toilet 100 is installed through the sewer pipe. In the installed state of the mobile flush toilet 100, a larger amount of water than the amount of water forming the sealed water is supplied to the first tank 140 from the water supply means. Thereby, the mobile flush toilet 100 in an installation state becomes heavier than the mobile flush toilet 100 in a movement state, and the mobile flush toilet 100 in an installation state can be stabilized.

As described above, the first tank 140 is provided in a region below the bowl surface 111. Therefore, by supplying water to the first tank 140, the portion where the user sits can be made heavy. Thereby, the mobile flush toilet 100 in an installation state can be stabilized more reliably.
Moreover, when the material of the toilet bowl main body 110 is resin, the toilet bowl main body 110 is lighter than the toilet bowl main body made from ceramics. Therefore, the user can move the mobile flush toilet 100 more easily.

FIG. 3 is a block diagram illustrating a main configuration of the mobile flush toilet according to the present embodiment.
In the block diagram shown in FIG. 3, the main configuration of the water channel system and the main configuration of the electrical system are displayed together.

  The mobile flush toilet 100 according to this embodiment includes an electromagnetic valve (water supply means) 152, a three-way valve (water supply means) 153, a second tank 154, a pump 143, a first check valve 155, A second check valve 156 and a control unit 157 are provided. The solenoid valve 152, the three-way valve 153, the second tank 154, the first check valve 155, and the pump 143 are provided behind the toilet body 110 and are concealed by the third cover 125. Yes. The control unit 157 controls operations of the electromagnetic valve 152, the three-way valve 153, and the pump 143.

  For example, a first pipe 161 is provided between a water supply source 151 such as a water supply or an external tank and the first tank 140. The first pipe 161 connects the water supply source 151 and the first tank 140. A second pipe 163 is provided between the pump 143 and a sewer pipe (not shown). The second pipe 163 connects the pump 143 and the sewer pipe. A third pipe 165 is provided between the toilet main body 110 and the second pipe 163. The third pipe 165 connects the toilet main body 110 and the second pipe 163. As shown in FIG. 3, the third pipe 165 is connected in the middle of the second pipe 163.

The electromagnetic valve 152 is provided downstream of the water supply source 151. The electromagnetic valve 152 switches the open / close state of the first pipe 161 and controls the supply of water.
The three-way valve 153 is provided downstream of the electromagnetic valve 152. The three-way valve 153 includes a state in which water flowing through the electromagnetic valve 152 is supplied to the first tank 140 and a state in which water flowing through the electromagnetic valve 152 is supplied to the second tank 154. Switch.
In this way, the water 141 is supplied into the first tank 140 from the water supply means (the electromagnetic valve 152 and the three-way valve 153).

  The second tank 154 is provided downstream of the three-way valve 153. The second tank 154 stores water (washing water) for cleaning the bowl surface 111 of the toilet body 110 in the second tank 154 itself.

  The pump 143 is provided in the first tank 140. Alternatively, the pump 143 is provided downstream of the first tank 140. The pump 143 operates to discharge the water accumulated in the first tank 140 to the outside of the first tank 140 through the second pipe 163.

  The first check valve 155 is provided downstream of the pump 143. The first check valve 155 suppresses the flow of water from the downstream side of the second pipe 163 toward the upstream side of the second pipe 163. Thus, the first check valve 155 can suppress, for example, filth and water containing filth (sewage) from entering the first tank 140.

  The second check valve 156 is provided downstream of the first check valve 155. The second check valve 156 is provided at a connection position between the second pipe 163 and the third pipe 165. In other words, the third pipe 165 is connected to the second pipe 163 via the second check valve 156. The filth and washing water discharged from the toilet body 110 are discharged to the sewer pipe through the third pipe 165 and the second pipe 163. The second check valve 156 can more reliably suppress filth and sewage discharged from the toilet body 110 and flowing through the third pipe 165 from entering the first tank 140.

  Moreover, the mobile flush toilet 100 according to the present embodiment includes a switch 170. The switch 170 is provided on the third cover 125, and outputs a signal based on the operation of the switch 170 to the control unit 157. The switch 170 switches between the moving state of the mobile flush toilet 100 and the installation state of the mobile flush toilet 100. Specifically, the switch 170 includes a movement switch 171 and a movement completion switch 173. When the movement switch 171 is operated, the pump 143 is activated, and the water 141 inside the first tank 140 is discharged through the second pipe 163. When the movement completion switch 173 is operated, the electromagnetic valve 152 and the three-way valve 153 are opened, and water is supplied to the first tank 140 through the first pipe 161.

  Note that the switch 170 is not necessarily provided in the third cover 125. For example, the switch 170 may be provided on a remote controller (not shown).

Next, a specific example of the operation of the mobile flush toilet 100 according to the present embodiment will be described with reference to the drawings.
FIG. 4 is a flowchart illustrating a specific example of the operation of the mobile flush toilet according to this embodiment.

  The user operates the movement switch 171 when moving the mobile flush toilet 100 (step S101). When the movement switch 171 is operated, the pump 143 is activated (step S103). When the pump 143 is activated, the water 141 inside the first tank 140 is discharged through the second pipe 163 (step S105). When the discharge of the water 141 inside the first tank 140 is completed, a “movement OK” lamp (not shown) is turned on (step S107). The “moving OK” lamp is provided on the third cover 125, for example. Alternatively, the “move OK” lamp is provided on a remote control provided with a switch 170, for example.

  When the discharge of the water 141 inside the first tank 140 is completed, the mobile flush toilet 100 becomes lighter than before the water 141 inside the first tank 140 is discharged (step S109). Therefore, the user can move the mobile flush toilet 100 relatively easily (step S109).

  When the movement of the mobile flush toilet 100 is completed, the user operates the movement completion switch 173 (step S111). When the movement completion switch 173 is operated, the electromagnetic valve 152 and the three-way valve 153 are opened, and water is supplied to the first tank 140 through the first pipe 161 (step S113). When a predetermined amount of water accumulates in the first tank 140 (step S113), the movement of the mobile flush toilet 100 and the installation of the mobile flush toilet 100 are completed (step S115). Examples of “a predetermined amount of water accumulating in the first tank 140” include that the first tank 140 is full.

  According to this specific example, the user operates the switch 170 (the movement switch 171 and the movement completion switch 173) to change the movement state of the mobile flush toilet 100 and the installation state of the mobile flush toilet 100. You can switch more easily.

  In this specific example, an alarm may be activated if the movement completion switch 173 is not operated for a predetermined time after the movement switch 171 is operated. According to this, it is possible to prevent the mobile flush toilet 100 from being used in a state where water is not stored in the first tank 140.

FIG. 5 is a block diagram showing a main configuration of another mobile flush toilet according to this embodiment. FIG. 6 is a schematic cross-sectional view showing a specific example of the pumping device of the present embodiment.
In the block diagram shown in FIG. 5, the main configuration of the water channel system and the main configuration of the electrical system are displayed together.

  The mobile flush toilet 100a shown in FIG. 5 further includes a pressure feeding device 200 as compared with the mobile flush toilet 100 described above with reference to FIG. The pressure feeding device 200 is provided behind the toilet body 110 and is hidden by the third cover 125. The pressure feeding device 200 is provided in the middle of the third pipe 165. That is, the pressure feeding device 200 is provided between the toilet main body 110 and the second check valve 156.

The pressure feeding device 200 agitates the filth and the washing water discharged from the toilet body 110 and pumps the waste to the outside of the pressure feeding device 200.
In the specification of the present application, the range of “stirring” includes not only stirring the filth and washing water but also crushing (pulverizing) solids such as filth.

  As shown in FIG. 6, the pressure feeding device 200 includes a casing 201, a storage tank (water storage means) 210, a motor 221, a stirring unit 230, a pressure feeding unit 240, and a pressure feeding path 251. The filth and washing water discharged from the toilet body 110 are agitated and discharged as sewage with improved fluidity. The storage tank 210, the stirring unit 230, the pumping unit 240, and the pumping path 251 are provided inside the casing 201. The motor 221 is fixed to the upper part of the casing 201.

The storage tank 210 has a hole 211. The outside of the storage tank 210 and the inside of the casing 201 is connected to the inside of the storage tank 210 through a hole 211.
A shaft 223 is fixed to the motor 221. The shaft 223 rotates upon receiving the torque generated in the motor 221 and transmits the torque to the stirring unit 230 and the pressure feeding unit 240.

  The stirring unit 230 includes a pulsator 231 and a base plate 233 and is fixed to the shaft 223. The agitator 230 rotates in response to the torque transmitted from the motor 221 via the shaft 223. The pulsator 231 extends in a direction perpendicular to the shaft 223. The base plate 233 is provided below the pulsator 231 and has a protrusion provided on the surface.

  The pumping unit 240 has an impeller 241 and is fixed to the lower end of the shaft 223. That is, the pressure feeding unit 240 is provided below the stirring unit 230. The pumping unit 240 is provided not outside the storage tank 210 but outside the storage tank 210.

  As indicated by an arrow A1 illustrated in FIG. 6, filth and washing water that has flowed out of the toilet body 110 flow into the storage tank 210. Of the filth and washing water flowing into the storage tank 210, those smaller than the size of the hole 211 flow to the outside of the storage tank 210 through the hole 211. On the other hand, among the filth and washing water flowing into the storage tank 210, those larger than the size of the hole 211 cannot pass through the hole 211 and are stored in the storage tank 210.

When the pulsator 231 receives the torque transmitted from the motor 221 and rotates, the filth and washing water stored in the storage tank 210 are agitated by the pulsator 231. Further, the waste is pulverized by the flow (stirring flow) generated by the stirring.
When the base plate 233 is rotated by receiving the torque transmitted from the motor 221, the filth and washing water stored in the storage tank 210 are stirred and become sewage having higher fluidity. The sewage flows to the outside of the storage tank 210 through the hole 211.

  As shown by an arrow A2 in FIG. 6, filth, cleaning water, and sewage that have flowed out of the storage tank 210 through the hole 211 are sucked into the pumping unit 240 from below the pumping unit 240. The filth, washing water, and sewage sucked into the inside of the pumping unit 240 are pumped by the impeller 241 and discharged to the outside of the pumping apparatus 200 through the pumping path 251.

  In the mobile flush toilet 100 a according to the present embodiment, when the movement switch 171 is operated, the motor 221 is activated, and the filth, washing water, and sewage inside the storage tank 210 are discharged through the second pipe 163. The mobile flush toilet 100a in a state in which filth, washing water, and sewage are discharged from the storage tank 210 is lighter than the mobile flush toilet 100a in a state in which filth, washing water, and dirty water are stored in the storage tank 210. Thereby, in the movement state, the mobile flush toilet 100 can be easily moved. On the other hand, the mobile flush toilet 100a in a state in which filth, washing water, and sewage are stored in the storage tank 210 is more than the mobile flush toilet 100a in a state in which filth, washing water, and sewage are discharged from the storage tank 210. Is also heavy. Thereby, in the installation state, the mobile flush toilet 100a can be stabilized.

  Thus, in the mobile flush toilet 100a concerning this embodiment, the storage tank 210 functions as a water storage means. According to this, the storage tank 210 is a water storage means different from the first tank 140. In other words, the first tank 140 is a water storage means different from the storage tank 210. Therefore, a heavy part where water accumulates can be dispersed, and the mobile flush toilet 100a in the installed state can be further stabilized.

The embodiment of the present invention has been described above. However, the present invention is not limited to these descriptions. As long as the features of the present invention are provided, those skilled in the art appropriately modified the design of the above-described embodiments are also included in the scope of the present invention. For example, the shapes, dimensions, materials, arrangements, etc. of the elements included in the mobile flush toilets 100, 100a and the pressure feeding device 200 and the installation form of the first tank 140 and the pressure feeding device 200 are limited to those illustrated. However, it can be changed as appropriate.
Further, although the electromagnetic valve 152 (water supply means) has been described as an example of the means for supplying water to the bowl surface 111 of the mobile flush toilet 100, 100a with respect to the above-described embodiment, the water for washing the bowl surface 111 is described. It is also possible to provide a dedicated tank for storing the water.
Moreover, each element with which each embodiment mentioned above is provided can be combined as long as technically possible, and the combination of these is also included in the scope of the present invention as long as it includes the features of the present invention.

100, 100a Mobile flush toilet, 110 Toilet body, 111 Bowl surface, 115 Support, 117 Leg, 118 First wheel, 119 Second wheel, 120 Cover body, 121 First cover, 123 Second Cover, 125 Third cover, 131 Armrest, 140 First tank, 141 Water, 143 Pump, 151 Water supply source, 152 Solenoid valve, 153 Three-way valve, 154 Second tank, 155 First check valve, 156 Second check valve, 157 control unit, 161 first piping, 163 second piping, 165 third piping, 170 switch, 171 movement switch, 173 movement completion switch, 200 pressure feeding device, 201 casing, 210 storage Tank, 211 hole, 221 motor, 223 shaft, 230 agitator, 231 pulsator, 233 base plate , 240 pumping section, 241 impeller, 251 pumping path, 301 floor surface

Claims (8)

A mobile flush toilet whose installation position is movable,
The toilet body,
Water supply means for supplying water;
Water storage means capable of switching between an installation state in which water supplied from the water supply means is stored and a moving state in which an amount of water less than the amount of water in the installation state is stored;
A mobile flush toilet characterized by comprising.   2. In the installation state, a larger amount of water than the amount of water accumulated on the downstream side of the toilet body and the toilet body is supplied from the water supply means to the water storage means. The mobile flush toilet as described. The toilet body has a waste receiving surface for receiving waste,
The mobile flush toilet according to claim 1 or 2, wherein the water storage means is provided below the waste receiving surface.   4. A pump provided further downstream of the water storage means or the water storage means and for discharging the water stored in the water storage means to the outside of the water storage means. The mobile flush toilet according to any one of the above.   The mobile flush toilet according to claim 4, further comprising a check valve provided downstream of the pump.   The mobile flush toilet according to any one of claims 1 to 5, further comprising a switch for switching between the moving state and the installation state.   The mobile flush toilet according to any one of claims 1 to 6, wherein a material of the toilet bowl body is a resin. Further comprising a pumping device having a storage tank for storing filth discharged from the toilet body,
The mobile flush toilet according to any one of claims 1 to 7, wherein the water storage means is different from the storage tank.

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