WO2004113630A1 - 大便器ユニット - Google Patents
大便器ユニット Download PDFInfo
- Publication number
- WO2004113630A1 WO2004113630A1 PCT/JP2004/009232 JP2004009232W WO2004113630A1 WO 2004113630 A1 WO2004113630 A1 WO 2004113630A1 JP 2004009232 W JP2004009232 W JP 2004009232W WO 2004113630 A1 WO2004113630 A1 WO 2004113630A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- water
- ball
- water level
- urine
- level
- Prior art date
Links
Classifications
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D11/00—Other component parts of water-closets, e.g. noise-reducing means in the flushing system, flushing pipes mounted in the bowl, seals for the bowl outlet, devices preventing overflow of the bowl contents; devices forming a water seal in the bowl after flushing, devices eliminating obstructions in the bowl outlet or preventing backflow of water and excrements from the waterpipe
- E03D11/02—Water-closet bowls ; Bowls with a double odour seal optionally with provisions for a good siphonic action; siphons as part of the bowl
- E03D11/08—Bowls with means producing a flushing water swirl
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D9/00—Sanitary or other accessories for lavatories ; Devices for cleaning or disinfecting the toilet room or the toilet bowl; Devices for eliminating smells
- E03D9/04—Special arrangement or operation of ventilating devices
- E03D9/05—Special arrangement or operation of ventilating devices ventilating the bowl
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01F—MEASURING VOLUME, VOLUME FLOW, MASS FLOW OR LIQUID LEVEL; METERING BY VOLUME
- G01F23/00—Indicating or measuring liquid level or level of fluent solid material, e.g. indicating in terms of volume or indicating by means of an alarm
-
- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B10/00—Other methods or instruments for diagnosis, e.g. instruments for taking a cell sample, for biopsy, for vaccination diagnosis; Sex determination; Ovulation-period determination; Throat striking implements
- A61B10/0045—Devices for taking samples of body liquids
- A61B10/007—Devices for taking samples of body liquids for taking urine samples
-
- E—FIXED CONSTRUCTIONS
- E03—WATER SUPPLY; SEWERAGE
- E03D—WATER-CLOSETS OR URINALS WITH FLUSHING DEVICES; FLUSHING VALVES THEREFOR
- E03D2201/00—Details and methods of use for water closets and urinals not otherwise provided for
- E03D2201/30—Water injection in siphon for enhancing flushing
Definitions
- the present invention relates to a urinal unit, and more particularly, to a urinal unit capable of measuring the amount of excreted urine and biological information related to the amount of urine.
- Biomedical information obtained from urine is useful in the medical field, especially in the field of preventive medicine and treatment management.
- the conventional method of using a container such as a urine collection cup does not consider the comfort of the patient who collects urine, and simply excretes urine in the toilet.
- toilet units that are suitable not only for preventive medicine but also for measuring indicators necessary for disease management.
- Patent Document 1 discloses a method of measuring urine volume by collecting the entire amount of excreted urine using a bowl-shaped urinal provided above a toilet bowl. The toilet bowl is described. In such a case, there was a problem that an expensive exclusive toilet having a configuration greatly different from that of the existing toilet bowl was required for urine volume measurement only with a function of measuring urine volume.
- Patent Document 2 Japanese Patent Application Laid-Open No. Hei 9-111589
- Patent Document 2 describes a toilet in which a weight sensor is provided between a toilet and a toilet seat, and a urine volume is calculated based on a weight difference before and after excretion. Have been.
- the flatness of the rim surface of the toilet affects the measurement accuracy.
- Patent Document 3 Japanese Patent Application Laid-Open Nos. H10-0732284 (Patent Document 3) and JP-A-2002-3393942 (Patent Document 4) disclose a pressure communicating with a trap portion.
- a urinal provided with a sensor or a water level sensor and estimating a urine amount based on a change amount of the sensor is described.
- the urine volume measurement function can be realized without a large amount of processing on the toilet, but on the other hand, the process for predicting the behavior related to the urine overflowing beyond the trap section is included, so the urine per unit time
- the measurement accuracy changes depending on the magnitude of the urine flow rate (urine flow rate), which is the flow rate of the urine.
- urine flow rate which is the flow rate of the urine.
- pressure fluctuations may occur in the trap section of the toilet due to the drainage state of other plumbing equipment, causing fluctuations in the stored water level, which may cause measurement errors. There was also rubbing.
- Patent Document 5 discloses a toilet bowl for measuring urine volume by sucking urine excreted in a trap portion into a tank.
- the urine flow rate (urine flow rate) can be measured not only with the urine volume but also with the urine volume by measuring the change in the water level after the suction of the pump.
- Patent Document 6 discloses that the amount of excreted urine is measured as a change in weight over time, and the amount of urine and the urine flow rate (urine flow rate) are measured. It describes a measurement method for measuring the temperature. In such cases, excretion for measuring urine volume and its related indices must be carried out not in the toilet but in a consultation room, etc., so psychologically for patients with urological diseases, especially women It is burdensome and healthcare workers are hesitant to take multiple measurements. Also, in Japanese Patent Application Laid-Open No.
- Hei 8-292939 the trap portion of the toilet bowl is deformed before measurement to secure a volume for receiving urine, and the urine is stored in the ball itself. Toilet bowl is described.
- the urine output is calculated by measuring the change in the weight of the accumulated water in the trap or the change in the level of the accumulated water in the trap.
- it is necessary to move up and down the trap section where urine accumulates in order to lower the overflowing water level before measuring urine volume, and there is a risk of water leakage from the mechanism for moving up and down the trap.
- Patent Document 8 describes a urinal device having a urine volume measuring function of receiving excreted urine in a container and measuring the volume. .
- a urinal device With such a urinal device, there is an individual difference in the direction of urination as seen especially in women, so it is not possible to collect all of the urine in the container for urine collection, so that accurate urine volume measurement cannot be performed. There is.
- the present invention has been made to solve the above-mentioned problems, and an object of the present invention is to provide a simple and reliable method for easily knowing the excreted urine volume and related indices simply by adding a toilet. To provide a toilet bowl unit that can be used.
- an object of the present invention is to provide a urine-volume measuring function which realizes good usability regarding urination operation due to a small time lag required for measurement preparation, a low unit price per measurement, and realizes highly accurate urine volume estimation. To provide a toilet unit.
- an object of the present invention is to provide a toilet unit having a highly accurate urine volume measurement function without making a major change to the structure of a normal toilet having already obtained high drainage operation reliability. I have.
- a toilet unit includes a ball for receiving urine of a user, and a drain connected to the ball and discharging water stored in the ball to a sewer pipe, A trap for water-sealing the sewer pipe, a water discharge means for lowering the water level of the water in the ball to a predetermined water level lower than the overflow water level of the trap, and a water discharge means for lowering the water level.
- Water level measuring means for measuring the water level of the accumulated water and the water level in the ball after the user has finished urinating, and the user excretes the ball based on the measured water level change measured by the water level measuring means.
- Urine volume calculating means for calculating the amount of urine collected, and water replenishing means for flowing water into the ball and returning the water level in the ball to the overflow water level.
- the stored water discharging means discharges the stored water from the ball holding the stored water to lower the level of the stored ice in the ball.
- the user urinates to the ball with the lowered water level.
- the stored water level in the ball is lower than the overflow water level in advance, so that the stored water or urine does not flow out through the trap portion due to the urination of the user.
- Water level measurement means Measure the water level before urination and the water level after urination by the user.
- the urine volume calculating means measures the urine volume of the user based on the water level in the ball before and after the user urinates. After the measurement, the water replenishment means flows water into the bowl, returns the level of the stored water in the bowl to the overflow level, and securely seals the sewer pipe.
- urine volume can be measured without making a significant change to the structure of the conventional flush toilet. Further, according to the first aspect of the present invention configured as described above, since the urine is not mixed in the water discharged by the water discharge means, a failure due to the urine is less likely to occur.
- the toilet unit can be more reliable.
- the stored water discharging means is provided in a drainage channel for communicating a drainage port provided at a predetermined water level height of the trap section with sewage, and in the drainage channel. And a drain valve.
- the stored water in the ball is drained through the drainage channel until the water level reaches the height of the drainage port. Drained.
- the water level before starting the urine volume measurement can be accurately set by the height of the drainage port.
- the accuracy of the quantity measurement can be increased.
- the stored water discharging means is a siphon phenomenon generating means for causing water to flow into the trap section, generating a siphon phenomenon in the trap section, and discharging water in the ball. .
- the water in the ball is discharged from the trap section by a siphon phenomenon caused by the siphon phenomenon generating means.
- a conventional flush toilet is provided. It is possible not only to use the jet discharge nozzles and the like that are used as the reservoir discharge means, but also to increase the reliability of the toilet unit.
- the stored water discharging means is operated by an operation of a user or by automatically detecting a user of the toilet unit.
- the stored water discharging means is operated by the operation of the user or automatically detected by the user, and the water level in the ball is lowered to a predetermined water level.
- the stored water discharge means is automatically operated for the next urine volume measurement.
- the stored water discharge means is automatically operated for the next urine volume measurement, and the inside of the ball is measured. Is lowered to a predetermined water level.
- the apparatus further comprises deodorizing means for deodorizing the odor flowing backward from the sewer pipe, and the stored water discharging means sets the water level of the stored water in the ball from the sealed water level of the trap portion. To a predetermined low water level.
- the stored water discharging means lowers the level of the stored water in the ball to a level at which the trap portion is not sealed, whereby the water flows backward from the sewer pipe.
- the deodorizing means deodorizes the odor.
- the maximum measurable urine volume can be increased.
- the measurement of urine volume will be performed using the lower part of the ball with a small cross-sectional area. Especially when urinating a small amount of water, the change in the water level per unit urination volume will increase, thus improving the measurement accuracy.
- the deodorizing means absorbs air in the ball.
- a suction device that pulls air, a blower that blows air into the sewer pipe, or a water blower that flows water into the sewer pipe.
- the water replenishing means waits until the water is supplied to the ball and the water level is returned to the overflow water level. In the meantime, it has a notifying means to display to the user that it is prohibited to put anything other than urine into the ball.
- the first aspect of the present invention configured as described above, it is possible to notify the user of the precautions to be taken when measuring the amount of urine. Does not cause defects. Further, it is possible to prevent a measurement error from being caused by accidentally throwing something other than urine such as toilet paper into the reservoir.
- the first invention of the present invention preferably further comprises a urine flow rate calculation means for calculating a urine flow rate based on a change per unit time of a water level measured by the water level measurement means.
- the urine flow rate which is an index of urinary diseases such as prostatic hypertrophy
- the measurement can be performed in a personal space called a toilet, the measurement can be performed repeatedly without shame, so that highly reliable management can be performed by continuously checking the therapeutic effect.
- the measurement can be performed immediately when the user feels urination, data in daily activities can be obtained.
- the first invention of the present invention preferably further comprises a urination time calculation means for calculating a urination time based on a change per unit time of a water level measured by the water level measurement means.
- urination time which is an index of urinary diseases such as prostatic hypertrophy
- urination time can be measured simply by urinating in a toilet as usual.
- the measurement can be performed in a personal space called a toilet, the measurement can be performed repeatedly without shame, so that reliable management can be performed by continuously checking the treatment effect.
- the apparatus further comprises stool excretion detecting means for detecting stool excretion by the user based on a time-dependent water level change waveform measured by the water level measuring means,
- the stool excretion detecting means detects stool excretion based on the frequency component included in the water level change waveform and the amplitude change behavior of Z or the water level change waveform.
- the first aspect of the present invention configured as described above, it is possible to detect excretion of stool, which is an error in the measurement of urine volume.
- the user and / or medical personnel can be alerted to the possibility of the presence of a medical condition, and can be alerted, so that errors in medical judgment can be prevented.
- the urine amount calculating means estimates a change amount of a stagnant water level due to stool excretion, and the estimated change Correct the calculated urine volume based on the volume.
- the urine volume including stool volume is not output as a measured value.
- stool excretion reduces the chances of losing the measurement, thus enabling long-term continuous measurement without data loss.
- the water replenishing means interrupts the measurement when a state in which the level of the stored water in the ball has been lowered by the stored water discharging means continues for a predetermined time or more, and The water is allowed to flow into the tank to raise the water level of the stored water to the overflow water level.
- the apparatus further comprises a urine sample collecting device for directly collecting a part of urine excreted by the user, wherein the urine amount calculating means includes an amount of urine excreted in the bowl. The amount of urine excreted is calculated by adding the amount of urine collected to the urine sample collection device.
- the first aspect of the present invention configured as described above, it is possible to perform both the measurement of the urination state and the quantitative and / or qualitative measurement of a specific component contained in urine for one urination. it can.
- the toilet bowl unit according to the second invention of the present invention is characterized in that a ball for receiving urine of a user, a reservoir communicated with the ball and draining water in the ball to a sewer pipe, and sealing the sewer pipe with water.
- urine volume calculating means for calculating the amount of urine excreted by the user on the ball based on the water level in the ball after the user has completed urination.
- the water supply valve controlled by the control means is configured such that the level of the stored water in the ball is lower than the overflow level of the trap portion and the level of the sealed water. Water to a high predetermined water level. Next, the user urinates the ball whose stored water level has dropped. At this time, the water level in the bowl is lower than the overflow water level. No spill.
- the water level measuring means measures the water level of the user before urination and the water level after urination.
- the urine volume calculation means measures the user's urine volume based on the water level in the ball before and after urination.
- the second aspect of the present invention configured as described above, it is possible to perform urine volume measurement in a state where urine containing a large amount of an electrolyte, such as sodium chloride, is in the ball. Does not adversely affect the operation of each component that performs the operation.
- an electrolyte such as sodium chloride
- the level of the stored water in the pole is set at a predetermined level in advance, it is not necessary to discharge the stored water in preparation for the measurement, thereby reducing the measurement unit price per measurement, and
- the time required for measurement preparation is short, it is not necessary to endure urination for a long time.
- the water level measuring means is a pressure sensor that measures the water pressure of the stored water in the ball.
- the urine volume measurement can be performed in a state where the urine is in the ball, the operation of each component that performs the urine volume measurement is adversely affected. Operation reliability can be improved.
- control means controls the water supply valve based on the water level of the stored water in the ball measured by the water level measurement means after finishing the cleaning operation of the ball. Then, the water in the bowl is returned to the predetermined water level for the next urine volume measurement.
- the water supply knob is configured so that the water in the ball is at a predetermined water level based on the water level in the ball measured by the water level measuring means. Supply water so that
- the second aspect of the present invention configured as described above, it is possible to accurately set the predetermined water level of the stagnant water at which the urine volume measurement is started, so that the urine volume measurement can be performed with higher accuracy. Can be.
- the toilet bowl unit includes a ball for receiving urine of a user, A trap communicating with the ball and discharging the water in the ball to a sewer pipe, sealing the sewer pipe with water, a water level measuring means for measuring the level of the water in the ball, and a water level measuring means.
- Urine volume calculation means for calculating the amount of urine excreted or the flow rate of urine based on the measured water level, and a predetermined amount of water injected into the ball, or a predetermined amount of water from the ball.
- a correcting means for correcting the value calculated by the urine volume calculating means based on a change in the water level when water is input or discharged by the quantitative water input / discharge means. It is characterized by:
- the constant-quantity water input / discharge means inputs a predetermined amount of water into the ball or discharges a predetermined amount of water from the ball.
- the change in the water level in the ball is stored.
- the water level measuring means measures the level of the stored water after the user urinates
- the urine volume calculating means calculates the urine volume of the user based on the water levels in the ball before and after the user urinates.
- the correction means corrects the urine volume of the user calculated by the urine volume calculation means based on a change in the water level before and after the input / drain of the fixed amount of water stored in advance.
- the urine volume calculated by the urine volume calculation means is calculated based on the water level change when a predetermined amount of water is charged or discharged into the ball. Therefore, even if the water level in the ball before the urine volume measurement is not set accurately or there is an error in the measured value of the water level measuring means, the urine volume measurement can be performed with high accuracy.
- the correction means stores a water level change curve representing a relationship between the amount of water stored in the ball and the water level of the water stored in the ball, and Used based on the difference between the first water level before the predetermined amount of water is injected by the water input / discharge means measured by the measurement means and the second water level after the predetermined amount of water is injected, and the water level change curve
- the water level of the ice in the ball before the person urinates is determined, and the value calculated by the urine volume calculation means is corrected based on the water level.
- the correction means preliminarily sets a water level change curve representing the relationship between the amount of water stored in the ball and the level of water stored in the ball. I remember.
- This correction means calculates the level of the stored water before the user urinates based on the difference between the water level before and after the water input / discharge means inputs a predetermined amount of water and the water level change curve stored in advance. Ask.
- the measured value of the water level measuring means is obtained. Even when an offset error or the like is included, urine volume measurement can be performed with high accuracy.
- the correction means stores a water level change curve representing a relationship between an amount of water stored in the ball and a water level of the water stored in the ball
- the correction means comprises: Based on the difference between the overflow level before the water input / discharge means discharges the predetermined amount of water measured by the measurement means and the second water level after discharging the predetermined amount of water, and the water level change curve
- the water level of the stored water in the ball before the user urinates is determined, and the value calculated by the urine volume calculating means is corrected based on the water level.
- the correction means stores in advance a water level change curve representing the relationship between the amount of stored water in the ball and the level of the stored water in the ball.
- This correction means is based on the difference between the overflow water level and the water level after the water input / discharge means discharges a predetermined amount of water, and based on the previously stored water level change curve, the accumulated water before the user urinates. Find the water level.
- the measured value of the water level measuring means is obtained. Even when an offset error or the like is included, urine volume measurement can be performed with high accuracy.
- the toilet bowl unit of the fourth invention of the present invention comprises a ball for receiving urine of a user,
- the trap water which communicates with the ball and discharges the water in the ball to the sewer pipe, and seals the sewer pipe, and the drainage inlet provided at a position lower than the overflow water level of the ball or trap part,
- a drain pipe extending to a drain outlet which is open at a predetermined height higher than the drain inlet and lower than the overflow water level; a water level setting valve for connecting or blocking the drain inlet and the drain outlet of the drain pipe;
- Water level measurement to measure the water level of the stored water in the ball at a predetermined height by opening the water level setting valve and the change in the water level in the ball after the user closes the water level setting valve and urinates.
- Means, and a urine amount calculating means for calculating the amount of urine excreted in the ball by the user from the measured water level measured by the water level measuring means.
- the stored water in the ball is drained from the drain inlet through the drain pipe to the drain outlet.
- the level of the stored water in the ball drops to a predetermined height at which the drain outlet is opened.
- the user urinates to the ball whose stored water level has dropped.
- the stored water level in the ball is lower than the overflow water level in advance, so that the stored water or urine does not flow out through the trap portion due to the urination of the user.
- the water level measuring means measures the water level before urination set by the water level setting valve and the water level after the user urinates.
- the urine volume calculation means measures the user's urine volume based on the water level in the ball before and after the user urinates.
- the water level of the stored water is set according to the height at which the drain outlet is opened, so that the water level before the start of urine volume measurement can be accurately determined.
- the urine volume can be measured with high accuracy.
- the apparatus further comprises a siphon phenomenon generating means for causing water to flow into the trap section, generating a siphon phenomenon in the trap section and discharging water from the ball, After the water level in the ball is lowered by the siphoning means, the water level setting valve is opened to make the water level in the ball at a predetermined level.
- the water level setting valve is opened to raise the water level of the stored water to a predetermined level. Since the setting is accurate, the time required for setting the water level can be reduced.
- the apparatus further comprises water replenishment means for flowing water into the ball and raising the level of the water in the ball, and the water in the ball is generated by the siphon phenomenon generating means. After the water level is lowered, water is supplied to the ball by the water replenishing means, and the water level setting valve is opened to set the water level of the stored water in the ball to a predetermined height.
- the fourth invention of the present invention thus configured, after the water level of the stored water in the ball is reduced by the siphon phenomenon generating means, water is supplied to the ball by the water replenishing means, and the 7j-position setting valve is set.
- the time required for setting the water level can be shortened because the water level is set to a predetermined height accurately by opening the reservoir.
- the water level measuring means has a pressure conduit connected to the ball, and a pressure sensor connected to the pressure conduit, and a part or the whole of the drainage conduit has a pressure. Also used as a conduit, the water in the bowl is drained through the pressure conduit.
- the water level in the ball is obtained by measuring the water pressure in the ball transmitted by the pressure conduit with a pressure sensor.
- This pressure conduit is also used as part or all of the drain conduit.
- the drainage pipe can be configured with a simple structure.
- the urine amount calculating means calibrates the water level measuring means when the level of the stored water in the ball is at a predetermined height or when the level of the overflow is the overflow level.
- the overflow level or the water level at a predetermined height set accurately and with high reproducibility by the structure of the toilet unit is used to calibrate the water level measuring means. Therefore, urine volume measurement can be performed with high accuracy.
- the toilet bowl unit is configured such that a ball for receiving urine of a user, a reservoir communicating with the ball and discharging water retained in the ball to a sewer pipe, and sealing the sewer pipe with water.
- a trap section a pool discharge means for discharging pool water in the ball, a pool tank for storing a predetermined amount of water to flow into the ball from which the pool water has been discharged by the pool discharge means, Water level measuring means for measuring the water level in the ball after a predetermined amount of water has flowed in from the bowl and the water level in the ball after the user has finished urinating; and the water level measuring means.
- urine volume calculating means for calculating the amount of urine excreted by the user from the water level change measurement value measured by the user.
- the stored water in the ball is discharged by the stored water discharging means so that the stored water amount becomes substantially zero, and then a predetermined amount of water is stored.
- the user urinates on the ball for which the water level has been set.
- the water level measuring means measures the set water level before urination and the water level after the user urinates.
- the urine volume calculating means measures the urine volume of the user based on the water level in the ball before and after the user urinates.
- the water level in the ball before urine volume measurement is set by the amount of water stored in the reservoir tank, the water level can be accurately set. . This allows accurate measurement of urine volume.
- the stored water discharging means is a siphon phenomenon generating means for causing water to flow into the trap section, generating a siphon phenomenon in the trap section, and discharging water in the ball. .
- the jet water discharge nozzle is Since it can be used as a discharging means, the stored water discharging means can be configured with a simple structure.
- the apparatus further comprises a pressure feeding means for pressing the water in the reservoir tank into the ball.
- the water in the reservoir tank can be rapidly flowed into the bowl, so that the time required for preparation before urine volume measurement can be reduced. Can be.
- the apparatus further comprises a reservoir water supply means for supplying water to the reservoir water tank, wherein the reservoir water supply means is provided so that water overflows from the reservoir tank.
- the amount of water to be stored in the reservoir is regulated by supplying water to the water tank.
- the amount of water stored in the storage tank is accurately determined by the structure of the storage tank. Water level can be set accurately.
- a sewer pipe pressure sensor for measuring a pressure in the sewer pipe, and, when the sewer pipe pressure sensor detects a pressure fluctuation of a predetermined value or more, water is poured into the ball.
- a water replenishing means for flowing the stored water level in the ball.
- the toilet unit is punctured by the pressure fluctuation in the sewer pipe.
- the toilet bowl unit according to the sixth invention of the present invention is characterized in that a ball for receiving urine of a user, a reservoir communicating with the ball and discharging water retained in the ball to a sewer pipe, and sealing the sewer pipe with water.
- the trap section a water level measuring means for measuring the water level of the stored water in the ball, an outlet connected to a water supply port for supplying water to the ball, and a supply source of water supplied to the ball.
- a water supply valve having a continuous inflow port and communicating or blocking between the outflow port and the inflow port; a water supply valve having one end connected to the inflow port and the other end connected to the sewer pipe; When the water supply valve is shut off, when the water supply valve is shut off, the water supplied from the supply source escapes to the sewer pipe.
- a control means for controlling a water supply valve so as to attain a predetermined water level; a predetermined water level, and the user measures the water level based on the water level in the ball after the user has completed urination measured by the water level measurement means.
- urine volume calculation means for calculating the amount of urine excreted in the device.
- the water supplied from the supply source is supplied into the ball through the water supply valve, and the control means sets the level of the stored water in the ball to a predetermined level.
- the water supply valve is shut off.
- water supplied from the supply source is discharged to the sewer through the water supply trap tube.
- the user urinates on a ball set at a predetermined water level.
- the water level measuring means measures the set predetermined water level before urination and the water level after the user urinates.
- the urine volume calculating means measures the urine volume of the user based on the water level in the ball before and after the user urinates.
- the water level in the ball can be accurately set by using a valve that can be rapidly shut off as the water supply valve.
- the water supplied from the supply source is discharged to the sewer through the water supply trap pipe, so that there is no occurrence of the war-hammer-hammer phenomenon. .
- control means controls the water supply valve based on the water level in the ball measured by the water level measurement means.
- the water supply valve is controlled based on the water level measured by the water level measuring means, so that the accuracy of setting the stored water level can be further improved. it can.
- the apparatus further includes a sanitary washing device, and the control means uses water discharged from the sanitary washing device into the ball after the water supply valve is shut off. Adjust the water level in the ball.
- the pressure head further comprises constant pressure means in which the pressure head is always kept constant, and the water level measuring means is a pressure sensor for measuring the pressure of the stored water in the ball, The pressure sensor is calibrated by communicating this pressure sensor with the equal pressure means.
- the pressure sensor is calibrated by applying the pressure of the equal pressure means having the pressure head always kept constant to the pressure sensor.
- the measurement accuracy of urine volume can be further improved.
- FIG. 1 is a perspective view showing a toilet bowl unit according to a first embodiment of the present invention.
- FIG. 2 is a cross-sectional view showing an example of the stored water discharging means in the toilet unit according to the first embodiment of the present invention.
- FIG. 3 is a cross-sectional view showing a modified example of the stored water discharge means that can be used in the toilet unit according to the first embodiment of the present invention.
- FIG. 4 is a cross-sectional view illustrating the estimation of urine volume in the toilet unit according to the first embodiment of the present invention.
- FIG. 5 is a system block diagram of a toilet unit according to the first embodiment of the present invention.
- FIG. 6 shows an operation sequence of the toilet unit according to the first embodiment of the present invention.
- FIG. 7 shows an operation flow of the toilet unit according to the first embodiment of the present invention.
- FIG. 8 is a graph showing an example of a change in the water level of stored water during urination of a user.
- FIG. 9 is a perspective view showing a urine sample collecting apparatus for measuring the concentration of a specific component of urine used in the toilet unit according to the first embodiment of the present invention.
- FIG. 10 is a perspective view showing another example of the biological information measuring device used in the toilet bowl unit of the first embodiment of the present invention.
- FIG. 11 is a mathematical model diagram for measuring the concentration of a specific component.
- FIG. 12 is a graph showing changes in urine volume and urine flow rate measured over time in the toilet unit according to the first embodiment of the present invention.
- FIG. 13 is an operation sequence diagram in the case where the measurement is interrupted halfway in the toilet unit according to the first embodiment of the present invention.
- FIG. 14 is a diagram showing another operation sequence of the toilet unit according to the first embodiment of the present invention.
- FIG. 15 is a cross-sectional view showing a deodorizing device, a blowing device, and a water supplying device which are deodorizing means of the toilet unit according to the first embodiment of the present invention.
- FIG. 16 is a schematic diagram showing an example of a urine collection system used for a toilet unit according to the first embodiment of the present invention.
- FIG. 17 is a schematic diagram showing a second example of a urine collection system used for a toilet unit according to the first embodiment of the present invention.
- FIG. 18 is a perspective view showing a toilet unit having a urine volume measurement function according to the second embodiment of the present invention.
- FIG. 19 is a cross-sectional view of a toilet unit having a urine volume measurement function according to the second embodiment of the present invention.
- FIG. 20 is a cross-sectional view showing the operation principle of a ventilation valve used in a toilet unit according to a second embodiment of the present invention.
- FIG. 21 is a block diagram showing a toilet bowl with a urine volume measurement function according to a second embodiment of the present invention.
- FIG. 22 is a system block diagram showing a water supply system of the toilet unit according to the second embodiment of the present invention.
- FIG. 23 is an operation sequence diagram of a toilet having a urine volume measurement function according to the second embodiment of the present invention.
- FIG. 24 is a perspective view showing the entire toilet unit according to the third embodiment of the present invention.
- FIG. 25 is a side sectional view showing a toilet unit according to the third embodiment of the present invention.
- FIG. 26 is a cross-sectional view showing details of a pressure sensor part of a toilet unit according to the third embodiment of the present invention.
- FIG. 27 is a graph showing the operation of the toilet unit according to the third embodiment of the present invention in a time series.
- FIG. 28 is a block diagram showing the relationship between each part of the toilet unit according to the third embodiment of the present invention.
- FIG. 29 is a graph of a calibration curve showing an example of the relationship between the amount of water Q in the ball and the water level h.
- FIG. 30 is a graph illustrating the principle of calculating the water level in the toilet bowl unit according to the third embodiment of the present invention.
- FIG. 31 is a sectional view of a toilet bowl unit according to a fourth embodiment of the present invention.
- FIG. 32 is an enlarged cross-sectional view of a mechanism for setting a start water level of a toilet unit according to a fourth embodiment of the present invention.
- FIG. 33 is a block diagram showing a relation of each part of the toilet unit according to the fourth embodiment of the present invention.
- FIG. 34 is a graph showing the operation of the toilet unit according to the fourth embodiment of the present invention in time series.
- FIG. 35 is a sectional view of a toilet unit according to a fifth embodiment of the present invention.
- FIG. 36 is a graph showing the action of the toilet unit according to the fifth embodiment of the present invention in time series.
- FIG. 37 is a sectional view of a toilet unit according to a sixth embodiment of the present invention.
- FIG. 38 is a graph showing the operation of the toilet unit according to the sixth embodiment of the present invention in a time series.
- FIG. 39 is a sectional view of a toilet bowl unit according to a seventh embodiment of the present invention.
- FIG. 40 is a sectional view of a reservoir tank used for setting a start water level of a toilet unit according to a seventh embodiment of the present invention.
- FIG. 41 is a graph showing the action of a toilet unit according to the seventh embodiment of the present invention in time series.
- FIG. 42 is a sectional view of a toilet bowl unit according to an eighth embodiment of the present invention.
- FIG. 43 is a sectional view of a reservoir tank used for setting a start water level of a toilet unit according to the eighth embodiment of the present invention.
- FIG. 44 is a graph showing, in chronological order, the operation of the toilet unit according to the eighth embodiment of the present invention.
- FIG. 45 is a sectional view of a toilet bowl unit according to a ninth embodiment of the present invention.
- FIG. 46 is a graph showing, in chronological order, an operation when urine volume is measured by the stool unit according to the ninth embodiment of the present invention.
- FIG. 47 is a graph showing the operation when the toilet unit according to the ninth embodiment of the present invention is used as a normal toilet. [Best mode for carrying out the invention]
- FIG. 1 is a perspective view of a toilet bowl unit according to a first embodiment of the present invention.
- the toilet unit 1 has a Western-style toilet 11 that receives user's excrement and discharges it to the sewage, and a functional case 2 that incorporates various functions including urine volume estimation means. Is formed. Further, the toilet unit 1 has a toilet seat 23 on which a user sits, and a toilet lid 24 which covers the toilet seat 23 and is rotatably disposed. The toilet unit 1 has, as attached devices, an ID force 21 for identifying a user and an operation / display unit 22. The various functions of the toilet unit 1 are activated by reading the personal authentication information stored in the ID card 21, detecting the approach of the user, or operating the preparation switch to enter the standby state and operate and display. Operation such as measurement is performed by the operation of section 22.
- the measurement result by the toilet unit 1 is displayed on the operation / display unit 22 and disclosed to the user.
- the function case 2 includes a urine volume calculating means (not shown) for calculating a user's urine volume, a urine flow rate calculating means (not shown) for calculating a user's urine flow rate, and a user's urination time Built-in urination time calculation means (not shown) that calculates
- the user specifying means is not limited to the ID card 21 in which the driving power is superimposed on the radio communication radio wave. That is, the user may be identified by operating a specific switch on the display unit 22, inputting a personal identification number, or using biometric information for identifying an individual such as a fingerprint or weight. .
- Information transmission between the operation / display unit 22 and the function case 2 is performed using infrared rays as a medium. As another embodiment, wireless communication using radio waves or wired signal transmission may be used.
- FIG. 2 is a cross-sectional view showing an example of the stored water discharging means in the toilet unit 1 according to the first embodiment of the present invention.
- a bowl 12 is provided inside the Western-style toilet 11, and the accumulated water 13 is a medium for receiving dirt. It has accumulated as a body.
- the ball 12 communicates with a not-shown sewer pipe via a trap section 15 having a water seal structure and a drain connection pipe 16 connected to the tip of the trap section 15.
- a water jet nozzle 31 is arranged at the bottom of the ball 12.
- a rim 14 is formed at the upper end of the ball 12, and a rim water discharge nozzle 32 is arranged near the rim 14. Water is supplied to the jet water jet nozzle 31 and the rim water jet nozzle 32 from a water channel switching means (water channel switching valve) 3 provided at the upper rear of the Western-style toilet 11 via a water conduit. .
- the rim water discharge nozzle 32 is disposed tangentially to the inner circumference of the upper end of the substantially circular ball 12, and the water discharged from there is stored while rotating on the inner circumference of the ball 12. Since the water reaches 1 3, the accumulated water 1 3 swirls and the waste in the accumulated water 1 3 functions to gather at the center along the eddy, or the reduced water 13 decreases to the overflow water level 4 1 Plays the function of
- the water discharged from the jet discharge nozzle 31 is driven into the trap section 15 at a flow rate of about 20 L / min, and the trap section 15 becomes full, causing a siphon phenomenon, and the accumulated water 13 Spills into the water pipe at a stretch and is discharged. Therefore, the jet water discharge nozzle 31 functions as a reservoir discharge means. If the flow speed of the jet water nozzle 31 and the P soil water time are not appropriate, all the water 13 will flow out, which may cause the seal to be cut off and the sewage odor to flow backward. In the present embodiment, an appropriate flow velocity and water discharge time of the jet water discharge nozzle 31 are set so that the water level of the stored water 13 does not become lower than the water level of the water leakage 43 even after the siphon phenomenon occurs.
- the water discharged from the jet water discharge nozzle 31 drops the stored water 13 at the overflow water level 41 at the top of the trap portion 15 to the predetermined water level 42 due to the siphon phenomenon. .
- the amount of pooled water between the overflow water level 41 and the predetermined water level 42 is set to be equal to or greater than the maximum value of the excreted urine volume to be measured.
- a reservoir return means for raising the water level of the reservoir 13 to a level higher than the sealed water level may be provided.
- a deodorizing means for preventing odor backflow caused by a sewer pipe also shown in FIG. 15 described later.
- human urine excretion is about 100 OmL at a maximum, so the amount of water stored between the overflow water level 41 and the predetermined water level 42 described above should be set to 100 mL or more as a design value.
- the urine excreted in the toilet bowl does not overflow into the sewage, and the entire excreted urine can be measured.
- the pump that pumps the stored water that may contain excrement and detergent may be used to lower the level of the stored water. There is no need to use and suction, and there is no danger that the operation reliability of the water contact function member will be reduced.
- FIG. 3 is a cross-sectional view showing a modified example of the stored water discharging means that can be used for the toilet unit 1 according to the first embodiment of the present invention.
- this modified example instead of causing jetting water to generate a siphon phenomenon, stored water 13 is discharged from a drain port 33.o
- Ball 12 is provided inside Western-style toilet 11, and stored water 13 is stored as a medium for receiving filth.
- the ball 12 communicates with a not-shown sewer pipe via a trap section 15 having a water seal structure and a drain connection pipe 16 connected to the tip of the trap section 15.
- a rim 14 is formed at the upper end of the ball 12.
- a drain port 33 for discharging the stored water 13 to the drain connection pipe 16 is provided at a predetermined water level 42 of the trap portion 15 where the stored water 13 is stored.
- the opening position of the drainage port 33 is provided in the trap part 15 where there is no possibility of direct contact with the excrement of the user. ing.
- the drainage port 33 and the drainage connection pipe 16 are connected by a drainage channel 34, and a drainage valve 35 is provided on the way.
- the accumulated water 13 drains water from the overflow water level 41 until it reaches the predetermined water level 42.
- the drainage channel 3 4 and the drain valve 3 5 have the potential to pass through the accumulated water 13 containing the excrement and detergent.
- a combination of a silicon tube and a pinch valve method is appropriate so that it does not come into contact with stored water.
- the water level of the stored water 13 rises by the amount of urine.
- the change is about 2 to 5 mm per 100 mL of urine.
- the water pressure changes by 9.868 Pa.
- the amount of urine stored in the ball, the level of the stored water, and the pressure of the stored water have a correlation, and the amount of urine can be estimated using this correlation.
- the change in the water level of the stored water 13 with respect to the amount of urine is not always constant.
- the relationship between the change in the stored water amount of the stored water 13 and the change in the water level is set and input to the urine volume calculation means (not shown) for each toilet.
- a change in the water level with respect to a certain amount of dirt and urine may be measured to set a calibration curve indicating the relationship between the amount of accumulated water and the water level.
- a change in the water level of the pooled water 13 per unit time is measured to determine a change in the amount of stored water, and a urine flow rate (urine flow rate) per unit time can be measured.
- a change in the pressure of the stored water is measured by a pressure sensor 44 as a water level measuring means provided at the bottom of the ball 12.
- the urine amount calculating means (not shown) converts the pressure change amount into a water level change amount and estimates and calculates the result as a urine amount.
- the pressure is led through a pressure guiding path 45 connected to the bottom of the ball 12, and the pressure is measured by a pressure sensor 46.
- the pressure sensor 46 which is the water level measuring means, can be arranged above the overflow water level 41, so that the pressure sensor 46 does not come into direct contact with the accumulated water 13, and the operation reliability is improved. Can be improved.
- the pressure sensor 44 directly detects the water pressure of the stored water 13, but in the case of the pressure sensor 46, the water pressure is detected from the stored water 13 inside the pressure guiding path 45 via air. Become. Therefore, the pressure sensor 44 is superior in the measurement accuracy such as the SN ratio, and the pressure sensor 46 is superior in the operation reliability. If the pressure sensor type is a differential pressure sensor type, the occurrence of errors due to changes in atmospheric pressure can be prevented. As the pressure sensor, a sensor of a type used in a sphygmomanometer or a barometer can be used.
- these pressure sensors for example, there are a sensor that reads the amount of strain caused by pressure generated in a silicon wafer by a bridge circuit and a sensor that measures a change in capacitance. If a part of the pressure passage of the pressure sensor is filled with silicon oil or the like, the silicon wafer, which is the pressure-sensitive element, does not directly contact the air that is in contact with water containing dirt and detergent, so that the sensing element Corrosion or the like is less likely to occur in the connection member, and the operation reliability of the pressure sensor can be further improved.
- FIG. 5 is a system block diagram of the toilet bowl unit 1 according to the first embodiment of the present invention.
- the water ( ⁇ water) that has entered the functional section is guided to the water channel switching means 3 via the water supply section.
- the water channel switching means 3 includes a siphon phenomenon generating means (Zet water discharge nozzle 31) as a means for lowering the level of the stored water in the Western-style toilet 11 and a water replenishment means for returning the level of the stored water (
- the rim spout nozzle 3 2) is connected to the Western-style toilet 11, a means for measuring the level of stored water for estimating urine output, a urine collecting means (not shown) disposed on the Western-style toilet 11, and a Western-style toilet It is also connected to ⁇ 11 and the sensing means for specific components contained in the urine of the functional part, and water for cleaning each is supplied.
- Each electrical component is driven by the control unit of the function unit, and the control unit operates via the communication unit. The contents are communicated and the measurement results are disclosed.
- the measured values are not only disclosed to the user, but also transmitted via communication, taking into account coordination with medical institutions, meal-mobility services, and insurance services that take incentives into consideration. May be performed.
- the stored water discharge means discharges the stored water.
- the stored water discharge means generates a siphon phenomenon by jetting water from the jet.
- the drainage valve 35 provided in the drainage channel 34 is opened, and both the drained water and the drainage connection pipe are connected. It is discharged to sewage through 16 to lower the level of stored water.
- a siphon phenomenon is generated by jet water discharge.
- the water level of the water 13 rises.
- the change in water level is the basis for estimating the amount of excreted urine.
- the start of the measurement preparation is performed starting from the measurement start switch performed by the user.
- a human body detection sensor may be attached to the toilet unit, and measurement preparation may be automatically started when the human body detection sensor detects a user.
- a configuration may be adopted in which an ID force or the like held by a user for personal authentication is detected and a measurement preparation operation is performed.
- the experiment conducted by the applicant confirmed that it took about 10 seconds to prepare for lowering the water level by causing a siphon phenomenon.However, if preparations were made due to human body detection, undressing was required. When the time required is taken into consideration, preparations are generally completed when the clothes are undressed, and the time lag that must wait for urination can be reduced. The operation sequence in this case will be described later.
- the urine volume is calculated from the measured water level change measured by the measuring means, disclosed to the user, and the cleaning operation of the measurement system is performed.
- the water supply 13 is returned to the original overflow water level 41 by the water supply means (rim water discharge nozzle 32). This is because if the accumulated water 13 is considerably less than the overflow water level, the siphon phenomenon may not occur in the trap section 15 during normal toilet cleaning operation, and the waste may not be able to flow completely. It is to prevent it.
- the accumulated water 13 is swirled by the rim spout to collect the excrement at the center, and the excrement is discharged at the timing to the trap portion 15 to be discharged. After the siphon phenomenon occurs, the excrement is discharged into the sewage and then discharged again from the rim, and the water level reaches the overflow water level 41.
- the stored water discharge means discharges the stored water.
- a notification is displayed on the operation / display unit 22 as a notification means to urge the user to prohibit excretion of stool and prohibition of the toilet paper into the toilet 11.
- measurement preparation is completed, and the user urinates into the reservoir, and the water level of the reservoir rises.
- the urine volume is calculated from the measured water level change of the measuring means, disclosed to the user, and adjusted.
- the cleaning operation of the measurement system is performed.
- this operation flow as described later, it is also performed to determine whether there is a possibility that stool was excreted during the measurement.
- FIG. 8 is a graph showing an example of a change in the water level of stored water during urination of a user.
- the water level change is directly monitored by converting it into pressure, As shown in Fig. 8, when a discontinuous pressure change shows a behavior, it indicates that not only the continuum of urine but also stool was excreted at the same time, and that there is an error in the measured urine output.
- Management and measurement values ⁇ It can be disclosed to users. Note that since it is impossible to perform the same urination act, even when stool is mixed, a urine volume measurement value corrected by the method of FIG. 12 described later may be disclosed.
- the rim spouts and the accumulated water 13 turns and collects excrement at the center, and at that timing, the jet water is ejected to generate a siphon phenomenon, and the excrement is drained. After being discharged to the rim, the water is discharged again from the rim and the water level reaches the overflow water level 41. When the cleaning of the measurement system is completed, the user is notified that the next measurement is acceptable.
- FIG. 8 is a schematic diagram of the pressure change behavior of the stored water of the toilet unit of the present invention, and the difference measured as the pressure change by the pressure sensor 44 from the reference pressure is the excreted urine volume. It is shown.
- the time from the start of the pressure change to the end of the pressure change indicates the urination time.
- the urine output per unit time that is, the time derivative of the change in urine output is the urine flow rate, which is the amount of urine output per unit time. This point is described in detail in FIG.
- urinary diseases such as prostatic hypertrophy are management values based on urine volume, urination time, and maximum urine flow rate.
- the urinal unit 1 can measure the urinary flow rate, which is an indicator of urinary diseases such as prostatic hypertrophy, simply by urinating in the toilet as usual. Measurement in a personal space called a toilet Since it can be performed, repeated measurements can be performed without shame, and the condition when a person feels urination can be measured. Therefore, highly reliable management can be performed by continuously checking the effect of treatment.
- FIG. 9 shows a urine sample collecting device for measuring the concentration of a specific component of urine used in the toilet bowl unit 1 according to the first embodiment of the present invention.
- a urine sampler 52 which is a urine sample collection device, is locked to a Western-style toilet 11 via a rim cover 51 so as to rotate in a toilet bowl. A part of the urine excreted by the user is directly collected in the urine collecting section 52, and the uncollected urine falls into the reservoir 13. The urine volume of the dropped urine is measured by the above-described mechanism. Urine collected by the urine collector 52 is used to measure the concentration of a specific component by the sensing means disposed inside the urine collector 52 or by the sensing means after being sucked from the urine collector 52 to the measuring section. And so on. When urine is collected by the urine sample collection device, the amount of urine excreted is calculated by adding the amount of urine collected by the urine sample collection device and the amount of urine dropped into the reservoir 13.
- urine since it takes time for urine to accumulate in the bladder, it is necessary to measure urine volume, urine flow rate, and other information at the same time as taking samples for other clinical tests. If urine is to be used for other clinical tests, it may be collected by sucking urine into the storage container 54 as a specimen. According to the toilet unit 1 of the present embodiment, it is possible to simultaneously measure the urination state and urination volume for one urination and quantitatively and / or qualitatively measure the specific components contained in urine.
- the product of urine volume and specific component concentration is the actual amount of excretion.
- the product of urine salt concentration and urine output is the amount of salt excretion and is an indicator of hypertension.
- urine sugar concentration Multiplied by is the amount of sugar excretion, which is an indicator of diabetes.
- FIG. 16 is a schematic view showing an example of a urine collection system used for the toilet unit 1 according to the first embodiment of the present invention.
- the negative pressure generating means sucks the urine collected by the urine collector 52 into the storage container 54 via the urine collection arm 53.
- a syringe pump is preferable, in which cells are less likely to be damaged in consideration of microscopic examination of a specimen.
- FIG. 17 is a schematic diagram showing a second example of the urine collection system used for the toilet bowl unit 1 according to the first embodiment of the present invention.
- this urine collection system the urine collected by the urine sampler 52 is sucked into the storage container 54 via the urine collection arm 53 and the open / close valve.
- the inside of the storage container 54 has a negative pressure, and a check valve 58 called a duck building is provided at the entrance.
- the check valve 58 is opened by the connection of the pipeline.
- a signal from the urine detecting means provided in the urine sampler 52 opens an on-off valve provided in the conduit, so that urine is automatically sucked into the storage container 54.
- This configuration is a system that has been put to practical use in blood sampling syringes, etc., and has the merit that a mechanism for generating negative pressure is not required.
- FIG. 10 a case 61 constituting an outer shell of the reservoir measuring section 6 is locked to a Western-style toilet 11.
- the urine excreted by the user falls into the pool 13 accumulated in the bowl 12 of the Western-style toilet 11.
- the specific component concentration measuring means is provided in the water sampling unit 62, the specific component is diluted by the amount of stored water with the water level lowered.
- the concentration is measured by a specific component concentration measuring means (not shown) arranged in the water sampling unit 62, the concentration is measured in consideration of the amount of stored water and the amount of urine.
- the measured concentration is the actual amount excreted by multiplying the urine volume as described above.
- FIG. 11 is a mathematical model diagram for measuring the concentration of a specific component.
- the volume of the stored water in the Western-style toilet 11 is reduced to Q0 by lowering the water level.
- FIG. 12 is a schematic diagram showing the changes per hour of the urine volume and the urine flow rate measured by the toilet unit 1 according to the first embodiment of the present invention, and shows the pressure change behavior measured in FIG.
- Urine volume is converted to a measured value of urine flow rate via water level change behavior.
- the upper graph shows the time-dependent behavior of urine output, and shows the case where stool was excreted on the way.
- a large amplitude 'low frequency wave is measured on the graph for a graph in which only urine is excreted.
- the frequency associated with the drop of the stool was about 5 Hz.
- the middle graph the above characteristics are taken into consideration, and the upper graph is obtained by applying a frequency bandpass filter to the frequency of about 1 to 10 Hz caused by the dropping of stool in the stool. That is, the middle graph removes the frequency components lower than 1 Hz and the frequency components higher than 10 Hz from the upper graph.
- the characteristics of the bandpass fill in the evening can be adjusted according to the characteristics of each toilet.
- an inflection point occurs in the urine volume change curve per hour, and the amount of jump in the curve indicates the amount of stool. If only urine is excreted, This is the amount of urine, but if stool is excreted on the way, the amount of urine can be calculated by subtracting the amount of stool described above.
- the stool excretion detection means (not shown) incorporated in the urine volume calculation means (not shown) is configured to excrete stool based on the frequency component included in the water level change waveform and / or the amplitude change behavior of the water level change waveform. Is detected.
- the urine volume calculating means (not shown) estimates the amount of change in the water level due to fecal excretion, and corrects the urine volume calculated based on the estimated amount of change. As described above, the urinal unit 1 of the present embodiment does not output the urine volume including the stool volume as a measured value even if the stool is excreted by mistake during the urine volume measurement.
- the measured urine volume has some concerns in terms of accuracy, so it is important to note that the data is of concern to users and those who use the data.
- stool excretion during urine volume measurement is considered to be an error in urine volume measurement, but the possibility of the error is disclosed to the user and / or medical personnel managing the measurement data. Can give medical attention and help prevent errors in medical judgment.
- the lower graph shows the urine flow per unit time calculated by the urine flow rate calculation means (not shown), that is, the change in urine volume with respect to time, and shows the time variation of the urine flow rate.
- the discontinuous part where the derivative is extremely large is the part due to the drop of the stool, and the carp excluding this part shows the urine flow rate.
- the urination time calculation means calculates the urination time based on the time variation of the urine flow rate. Maximum urinary flow rate and urination time can be used for management and treatment of urological diseases such as prostatic hypertrophy ⁇
- FIG. 13 is an operation sequence diagram in a case where measurement is interrupted halfway in the toilet; L nit 1 according to the first embodiment of the present invention.
- the odor in the sewer pipe may flow back into the toilet.
- the flushing of the toilet is performed with the stored water level lowered, it is considered that the stored water will be restored within a predetermined time because a sufficient siphon phenomenon will not occur.
- the predetermined time is about 1 to 2 minutes in consideration of the excretion time in a general toilet.
- the stored water level is returned to the sealed water level or higher, which may affect the usability of the toilet apparatus thereafter, or may cause a drainage problem. There is no need to permanently operate the deodorizing means for odors from the sea.
- FIG. 14 is a diagram showing another operation sequence of the toilet unit 1, in which the stored water is lowered to a predetermined position in a normal state and is on standby.
- a normal toilet flushing step spins the toilet water for a short period of time to discharge a part of the stored water and lower the water level.
- the user can measure characteristic values such as urine volume immediately after entering the toilet without any special operation.
- the measurement preparation is completed when the user enters the toilet, and the urine volume measurement without any waiting time can be performed. Further, it is not necessary to perform a switch operation or the like at the start. In addition, since the water level is low and the water level is lower, the possibility of soiling on the dry surface of the toilet is high.Therefore, the number of users is large and the toilet is cleaned. This is the recommended preparation method for facilities with sufficient maintenance personnel.
- FIG. 15 is a cross-sectional view showing a deodorizing device 55, a blowing device 56, and a water feeding device 57, which are deodorizing means of the toilet unit 1 according to the present embodiment. If the seal is cut off from the sewer pipe to which the Western-style toilet bowl 1 is connected, the odor inside the sewer pipe will flow back, so care should be taken not to cut off the seal.However, depending on the condition of the toilet siphon, the seal may break. It will not be perfect because it will occur. Considering the water level change per urine volume excreted in the ball 12, the water level change per urine volume is large at the bottom of the ball 12. .
- the predetermined water level 42 is set to a low water level at which the water level is cut off at the time of urine volume measurement, so that the problem of odor does not occur during the measurement in combination with the deodorizing means.
- the deodorizing device 55 which is a suction device, suctions the odor of the ball 12 and processes and discharges it with an adsorbent such as activated carbon or a deodorizing device such as an oxidative decomposition and oxidation-reduction catalyst using ozone.
- the blower 56 connected to the drain connection pipe prevents air from flowing back to the sewage via the drain connection pipe 16 to prevent odor backflow.
- deodorizing means do not affect the performance of the Western-style toilet 11 and the usability as a toilet does not decrease.
- the water supply device 57 generates a negative pressure in the trap portion 15 by flowing water to the sewage via the drain connection pipe 16 to prevent the odor from flowing backward.
- a plurality of deodorizing devices may be combined or a single deodorizing device may be employed.
- the toilet unit 1 according to the first embodiment of the present invention is intended to measure urine volume, which is highly useful for medical treatment in a medical institution and home health care, and related indices only by urinating in a toilet. Is what you do.
- highly reliable measurement can be performed without lowering usability as a toilet.
- the toilet unit 1 of the present embodiment is a personal computer called a toilet. Since it is possible to perform measurement in a null space, there is no psychological adverse effect such as shame on the measurement of patients with illness, and the number of medical professionals is more than one. By instructing and confirming the measurement, the therapeutic effect can be promoted.
- the excreted urine can be stored in a bowl without flowing out into the sewage and the urine amount can be measured, and a simple configuration and high accuracy can be achieved.
- the amount of excreted urine can be measured.
- the operation of measuring the urine volume itself can be performed by a series of operations of urinating in the toilet, and no special measures are required.
- the level of the stored water is lowered by using the siphon phenomenon, there is a possibility that the excrement itself may be sucked as compared with a case where the level of the stored water is lowered by a pump or the like. The reliability of the measurement system can be improved without any.
- the time required for measurement preparation is almost the same as the time required for the user to enter the toilet and urinate, so that the user's psychology for measurement is It is unlikely that a burden will occur.
- the length of the preparation time varies depending on the selected method, so it is possible to select a preparation method that matches the facility conditions related to the number of users at the installation site and the frequency of maintenance, and the physical conditions related to the user's illness, etc. .
- FIG. 18 is a perspective view showing a toilet unit having a urine volume measurement function according to the second embodiment of the present invention.
- the toilet unit 201 is constituted by a functional case 202 in which a Western-style toilet 211, a toilet seat 221, and a toilet lid 222 are rotatably locked. If the space occupied by the mechanism is insufficient, the equipment is housed in the mechanism unit cabinet 205 connected to the back of the toilet unit 201 or a piping member. Inside the Western-style toilet 2 1 1 A ball 2 1 2 is formed for storing a reservoir 2 13 for receiving user excrement. A rim surface 214 that contacts the toilet seat 221 is formed above the ball 211.
- a urine collection unit 250 provided with a cutout communicating the inside and outside of the ball 212 with the upper surface flush with the rim surface 214 includes the urine collected in the ball in the excreted urine Specified components are sent to sensing means for qualitative and quantitative measurements.
- the sensing means may be built into the toilet unit 201 as various biochemical sensors such as biosensors, electrochemical sensors, and physical quantity measurement sensors, or collect samples that can be measured by other large clinical testing devices. Alternatively, a method of storing a predetermined amount in a container may be used.
- the urine collection unit 250 is located in a position where it will not submerge except when a toilet bowl or sewage clogging occurs, so there is no need to take special waterproof / drip-proof measures.
- the outer periphery of the urine collection unit 250 is arranged within the outer shape of the Western-style toilet bowl 211 so as not to interfere with the back side of the lower limb of the user, a urine collection function was installed. Even if it is a toilet bowl, as long as the toilet action itself is performed, there is no problem with usability.
- the range in which the lower limbs and the functional members do not interfere is up to a protrusion dimension of about 50 mm or less with respect to the outer periphery of the Western-style toilet bowl 211.
- FIG. 19 is a cross-sectional view of a toilet bowl unit 201 having a urine volume measurement function according to the second embodiment of the present invention.
- a ball 2 12 is formed inside the Western-style toilet 2 11, and a jet water discharging nozzle 2 3 1 provided at the bottom is directed to the trap portion 2 15 to discharge water.
- the water discharged from the jet water discharge nozzle 231 generates a negative pressure on the trap section 215, and the generated siphon phenomenon causes the stored water 213 to drain to the drain via the drain connection pipe 216. It is sent out.
- a rim water discharge nozzle 2 32 is provided at an upper portion of the ball 2 12 so as to supply the stored water.
- a rim surface 2 14 that is in contact with the toilet seat 2 2 1 is formed.
- ZET spout nozzle 2 3 1 and rim spout Water is supplied to the squirt 232 from a water supply valve 203 serving as a water channel switching means.
- a branch port 233 is provided in the middle of the channel connecting the water channel switching means 203 and the jet water discharge nozzle 231 to measure the water level of the urine 204 discharged to the ball 212.
- a pressure guiding path 242 is formed between the pressure sensor 243 and the pressure sensor 243.
- the water level before measurement (Y) is lower than the overflow level (H) by more than the maximum excreted urine output per person.
- the water level difference (Z ⁇ Y) is the excreted urine volume, and the urine volume will be calculated from the pre-stored water level change curve that shows the relationship between the water level and the stored water volume based on the measured water level. Since the shape of the ball 212 is fixed, the measured value of the water level can be calculated and converted into the urine volume via the amount of stored water.
- An expansion pipe 242 a is provided in the middle of the pressure guiding path 242. Since stool is also excreted in the ball 2 12, it is rare that stool components enter the pressure introducing channel 2 42 .However, it is important to note that the invasion speed is reduced by the expansion tube 24 2 a. By storing it below the expansion pipe 242 a using the stool component, the stool component does not enter the inside of the pressure sensor 243. Periodic cleaning, cleaning or replacement of the expansion tube 2 42 a is beneficial for ensuring long-term reliability of the measurement system.
- An air vent plug 242b is provided at the upper part of the expansion pipe 242a to prevent air from remaining in the pipe. The water pressure in the pressure guiding path 242 is guided to the pressure sensor 243 via the on-off valve 242c.
- a vent valve 2 16 c is provided at the water junction 2 16 a to allow air to flow through the intake pipe 2.
- the amount of negative pressure sent from 16 b is relaxed and suppressed.
- the vent valve 2 16 c supplies air using the pressure difference between the atmosphere and the sewer pipe, but the effect is the same with other means such as an air supply pump.
- the negative pressure is not applied to the trap side due to the inflow of air, no error occurs in the measurement of the water level of the stored water according to the present invention.
- the upper limit for the design of sewer pipes is 4 Omm head in the sewer pipes. Pressure will not be applied to the trap side. Since the urine amount measurement in the toilet unit 201 according to the present embodiment is performed in a sealed state, it is not necessary to take odor prevention measures to prevent the odor in the sewer from rising into the toilet. Since it is not necessary to perform the preparatory operation for lowering the level of the stored water for each measurement preparation, the measurement cost can be reduced by reducing the amount of water used.
- Water supplied from the water stopcock 301 connected to the water is branched to the water supply valve 203 and the cleaning system by the branch fitting 302.
- the branched water is supplied from the on-off valve 303 to the tank 304 with an outlet space for preventing backflow.
- the supply water level is always kept at a constant level by means of water level detection means (not shown). In the unlikely event that the water level detection means breaks down, the overflow pipe 308 will flow out of the rim water discharge nozzle 2 32 toward the accumulated water 2 13 to prevent the damage from spreading outside the toilet. .
- the water in the tank 304 is sucked by the pump 306 through the water intake unit 305 having a strainer for removing foreign matter inside, the water is supplied to the pressure introducing path 242 of the measurement system. I am being led.
- An opening / closing valve 307 is provided in front of the junction, and is closed during measurement and opened to allow water to flow through the measurement system piping during washing. Next, the urine component measuring device will be described.
- the urine collector 251 moves inside the ball 221 by the rotation of the urine collection arm 252, reaches the urination route, and directly collects urine.
- position A the front side of the toilet is the urine collection position for men, and the rear side is the urine collection position for women.
- a position adjustment function may be provided in the front-back direction.
- position B when performing toilet flushing, the urine sampler 25 1 prevents the water from being supplied to the toilet bowl from interfering with the water supplied to the toilet bowl, and the rim surface 2 14 through which the toilet flushing water flows so as not to adversely affect drainage Run away from the recess.
- the urine collector 25 1 is stored near the rim surface 2 14. If the urinal 251 is placed in this position at the stage of replenishing the stored water after the toilet operation is completed, the urine collector 251 will be in a storage position where the flow of the make-up water is washed.
- FIG. 20 is a cross-sectional view showing the operation principle of the ventilation valve 216c used in the toilet bowl unit 201 according to the second embodiment of the present invention.
- the left side shows the state where there is no negative pressure in the sewer pipe
- the right side shows the case where negative pressure is generated in the sewer pipe.
- the other end of the intake pipe 216 b connected to the drain connection pipe is connected to a vent valve 216 c.
- the valve element 36 1 can be moved up and down by a guide 3 64 of the main body 36 3.
- a hole is formed at the center of the valve element 361, and a pressure chamber 362 is formed at the top of the valve element.
- the valve element 36 1 When there is no negative pressure in the sewer pipe, the pressure inside the pressure chamber 362 is the same as that in the sewer pipe, and the same as the atmospheric pressure. Therefore, the valve element 36 1 has dropped to the body 36 3 side by its own weight, and the valve element has a shape holding down the body 36 3 and the pressure chamber 36 3, and the odor generated in the sewer pipe is It does not rise or spread.
- the pressure in the pressure chamber 362 becomes the same as the pressure in the sewer pipe, so that the pressure holding the valve element 361 becomes lower than the atmospheric pressure. Due to this pressure difference, the valve element 361 is lifted upward, and air flows from the outside toward the inside of the ventilation valve 216c until the negative pressure is released. Negative pressure Since the water is not transmitted to the reservoir through the wrap, there is no change in the water level when measuring the reservoir water level. As a result, the urine volume can be measured with high accuracy.
- FIG. 21 is a block diagram showing a toilet unit 201 having a urine volume measurement function according to the second embodiment of the present invention.
- the toilet bowl unit 201 can be largely divided into a toilet bowl section (Western-style toilet bowl 211) and a functional section (functional case 202).
- the toilet section is equipped with a drain connection pipe 2 16 (drain socket), a rim spout nozzle 2 32, a jet spout nozzle 231, a urine collector 251, and the like.
- the function section includes operation means such as a remote control, control means for receiving operation signals from the display section to issue operation commands, and water supply to each mechanism of the toilet unit 201 from water. It is equipped with a pressure sensor 243 for measuring the water pressure of the water 213, a ball water level measuring means, an electrolytic water supply means for supplying electrolytic water for sterilization to the urine collector, and the like.
- the detected pressure of the pressure sensor 243 is transmitted to the control means, and a calculating unit (not shown), which is a urine volume calculating means, determines the level of the stored water from the pressure value and calculates the urine volume.
- the toilet section is provided with a jet water discharge nozzle 2 31 for generating a siphon phenomenon with respect to the stored water, and a rim water discharge nozzle 2 32 for the purpose of replenishing the stored water.
- the water supplied to the functional unit is supplied to the water supply valve 203 via a water supply unit having a strainer for removing foreign substances so as not to affect the mechanical system.
- the water supply valve 203 and the switching valve supply water to the jet water discharge nozzle 2 31 for discharging the excrement sewage in the toilet bowl and the electrolytic water supply means for cleaning the urine collector 25 1 for collecting urine samples.
- Fig. 2 ⁇ shows a configuration in which measurement is performed in a sealed state.However, in order to perform measurement in a sealed state, a water passage is configured between the on-off valve 307 and the water junction 216a, and switching is performed. By doing so, it is possible to prevent the odor in the sewer pipe from flowing back into the toilet.
- the electrolytic water supply means may be connected to a chlorine supply means for improving the production efficiency of hypochlorous acid.
- the control means controls the water supply valve 203, the electrolyzed water supply means, the water level measuring means, the urine collecting means, and the sensing means communicating with the urine collecting means, and transmits the measurement calculation result to the operation / display section via the communication means.
- the communication means may be not only wire transmission but also wireless transmission using infrared rays, radio waves, or the like.
- the sensing means may be present in the functional unit, but may be provided via a sample container for cooperating with another large clinical test device.
- FIG. 22 is a system block diagram showing a water supply system of the toilet unit 201 of the present embodiment.
- the supplied water is branched into a toilet flushing system and a sanitary flushing system, and the level of the stagnant water receiving the urine of the user is measured by a pressure sensor 243, and the connection status of each pipe and the operation means The connection relationship is shown.
- the portion where the intrusion of urine is considered is shown by a broken line, but the broken portion is washed with water. Since urine contains salt, it tends to corrode pipes and mechanical parts, but cleaning ensures long-term operational reliability. ⁇ The cleaning effect is higher when not only water but also electrolyzed water is passed.
- FIG. 23 is an operation sequence diagram of a toilet having a urine volume measurement function according to the second embodiment of the present invention.
- the reservoir water level is maintained at a level (Y) below the overflow level (H).
- the water level (Y) is set at a position that does not exceed the water level (H) due to excretion of urine by the user.
- the maximum human urination volume is 100 OmL, so the position obtained by subtracting 100 OmL from the water level (H) may be set as the water level (Y).
- the urination volume is 50
- the water level (Y) may be set from the actual measurement range of urine volume, since the frequency frequently exceeds O mL.
- the position of the water level (Y) can be changed depending on how the measurement range specification of the device is set. The user does not have to wait for the preparation because the preparation time for changing the water level is not required for urine volume measurement. Since no preparation time is required, it is convenient for users.
- the pressure sensor which is the water level measuring means
- the piping is connected so that the absolute value of the stored water level can be measured.
- the urine collection means moves to the urine collection position (A).
- the user urinates in accordance with the display during measurement, the water level rises due to urine in the ball.
- urine is sent to other sensing means, and urine collection means for storing urine in the sample container moves in the ball and collects a predetermined amount of urine, aspirates it, and produces urine necessary for sensing. A sample is taken.
- the urine collecting means moves the urine collector to the storage position (C).
- the water level change in the toilet bowl is measured by a water level measuring means such as a pressure sensor, and is converted into a change in the amount of stored water based on a previously stored water level change curve representing the relationship between the water level and the amount of stored water.
- the difference in the amount of stored water before and after urination is measured as the amount of urine excreted.
- the amount of change in urine volume over time converted from water level change is an index called urine flow rate or urine flow rate, and can be used for management of urinary diseases represented by prostatic hypertrophy.
- the measured urine volume may be used as the actual excretion amount of the specific component excreted by the user by multiplying the specific component concentration measured by the urine sample sensing means.
- the amount of sodium excretion can be calculated by converting the measured sodium ion concentration to the amount of sodium chloride and multiplying by the amount of urine. It is possible to estimate the salt intake from the characteristic of excreting 0%. This salt intake can be used to control the salt intake, which should be maintained at 10 g or less for the general advocated by Health Japan 21 Movement and 7 g or less for hypertensive patients. .
- the sampling of the water level measurement value will be different from that of urine alone, and the sampling will be stopped. Also, by correcting the urine volume by estimating the amount of stool, it is possible to prevent the reliability of the urine volume measurement operation from decreasing.
- the change in the level of the stored water is measured by a pressure sensor, and the calculation unit in the control means calculates the urine volume based on the change in the pressure value.
- the end of urination may be automatically detected upon detecting that the water level change has stabilized within a predetermined time.
- water is supplied to the measurement system by the pump and the part in contact with urine is washed.
- the water supply source is a tank 304 which is cut off from a water supply by providing a water discharge gap, it is ensured that wastewater is prevented from flowing back into the water.
- the user checks the displayed measurement value, communicates measurement data for cooperation with other services not included in the present invention, or compares the measurement result with the measurement time and other information. Printed out for guidance from healthcare and health workers. If the user performs a toilet flush operation, the display changes again during preparation.
- the urine collector moves to a position (B) that does not interfere with the rim spout so that the toilet flushing performance is not affected.
- the water level rises to the overflowing water level, and the siphon phenomenon occurs due to jet water discharge, and urine is discharged to the sewer along with the water accumulation.
- the control means measures the water supply time and the water level change by the water level measurement means in order to set the water level to the water level (Y). Send a control signal to 3 to stop the water discharge on the rim side.
- the water level can be kept constant every time, and the water level change due to urine volume can be measured each time under the same conditions, resulting in highly accurate urine volume estimation. It can be performed. Also, depending on the water supply pressure Since the rise curve of the water level is expected to change, it may be controlled so that the predetermined water level (Y) can always be obtained while learning the relationship between the water supply time and the water level (Y). While the rim is being spouted, the urine collector is stored in the rim storage position (C), at which point the outer shell of the urine collector is washed by the rim spout. Since the flow rate per unit time is large, the cleaning performance of the urine collector is high.
- the electrolyzed water supply means is driven to supply the electrolyzed water containing hypochlorite ions to the suction pipe connecting the urine collection device of the urine collection means and the sensing means at the same time as flushing the toilet.
- Supplying electrolyzed water also to the above urine volume measurement system piping can be expected to have the effect of suppressing the growth of bacteria and the like in the piping system.
- the toilet bowl unit according to the second embodiment of the present invention urine containing a large amount of electrolyte such as sodium chloride is not sucked into the functional member, so that the operation of various constituent members is not adversely affected. Further, in the toilet unit according to the present embodiment, since the stored water is not discharged in preparation for the measurement, the measurement unit price per measurement is reduced. Furthermore, according to the toilet unit according to the present embodiment, since the water level in the bowl is lowered and the water level is on standby, the time lag required for measurement preparation is small, and the usability related to the urination operation can be improved.
- FIG. 24 is a perspective view showing the entire toilet unit according to the third embodiment of the present invention
- FIG. 25 is a side sectional view.
- the toilet unit 410 includes a Western-style toilet 402 and a cabinet 400 storing various functional units for operating the toilet unit 401.
- the Western-style toilet bowl 402 includes a ball 400 for receiving urine, stool, etc. of the user, a rim water discharge nozzle 410 for discharging washing water from a rim portion of the ball 406, and a ball 400. And a trap portion 408 for water-sealing the ball 406. Further, the Western-style toilet bowl 402 is disposed at the bottom of the ball 406, and a jet water discharge nozzle 409 for jetting washing water toward the trap section 408, and an upper part of the ball 406. And a urine collection device 414 provided on the rim portion of the ball 406. A rim surface 406a is formed above the ball 406 to be in contact with the toilet seat 410.
- the cabinet 400 includes a water channel switching means 4 16 which is a water supply valve for discharging the washing water supplied from the water from the rim water discharging nozzle 407 and the jet water discharging nozzle 409, and a ball 400.
- a pressure sensor 418 which is a water level measuring means for measuring the hydrostatic pressure at the bottom, and a control means 420, which controls the water channel switching means 416 and calculates the amount of urine of the user, are housed.
- An operation / display section 422 for sending a signal for operating the control means 420 is mounted on the wall surface.
- the Western-style toilet 4002 is made of earthenware, and a resin toilet seat 4110 and a toilet lid 4122 are rotatably mounted on the upper part thereof.
- the outlet side end of the trap section 408 is connected to a drain pipe 426 via a drain socket 424.
- the ball 406 can hold stored water up to the overflow level at the height of the top portion 408 a of the trap portion 408.
- the trap portion 408 is not sealed off by the pooled water in the ball 406, so that the water is drained. .
- the rim water discharge nozzle 407 is configured to discharge cleaning water from an upper portion of the ball 406 in a tangential direction of the rim to wash the wall surface of the ball 406.
- the jet water discharge nozzle 409 is configured to eject cleaning water from the bottom of the ball 406 toward the trap portion 408 to induce a siphon phenomenon in the trap portion 408.
- the urine collection device 4 14 includes a urine collector 4 14 a for collecting the urine of the user, a urine collection arm 4 14 b for rotating the inside of the ball 406, and a urine collection unit 4 1 4 for driving operation. Consists of c.
- the urine collecting device 414 sends the excreted urine to the urine component measuring section 414d stored in the cabinet 404, and the urine component measuring section 411d qualifies the specific components contained in the urine. ⁇ It is configured to perform quantitative measurement. Further, the urine collection device 414 has a built-in piping member (not shown) for returning the waste liquid into the ball 406 and control wiring (not shown) for operating the mechanism. In the present embodiment, the urine component measurement section 4 14 d is installed outside the cabinet 4004, but a part of the measurement items of the urine component measurement may be performed in the urine sampler 4 14 a, Items such as urine temperature should be measured in a urine collector 4a.
- the urine component measuring section 414 d is provided in the toilet room where the toilet unit 401 inside the cabinet 404 or outside the cabinet 404 is installed, or in a separate room from the toilet room. Can be placed indoors.
- the urine component measurement section 4 14 d may incorporate various sensors such as biosensors, electrochemical sensors, and physical quantity measurement sensors, or collects samples for measurement with other large clinical testing devices.
- the container may be configured to store a predetermined amount in the container.
- the outer shell of the urine collection device 4 14 is formed of an antibacterial material in consideration of contact with excrement and water, and the surface is subjected to a water-repellent treatment. As a result, the cleanability of the urine collection device 4 14 is further improved.
- the outer periphery of the urine collection device 4 14 is arranged with a notch provided in a part of the Western-style toilet bowl 402.
- the toilet seat 4 12 is in contact with the upper surface of the urine collection device 4 14, and the inner side of the urine collection device 4 14 is configured to be in contact with the ball 4 06.
- the contact surface of the toilet seat of the urine collection device 4 14 is inclined by about 3 ° toward the center. Is less likely to be stained.
- a rubber packing (not shown) serving as a sealant is placed between the Western-style toilet bowl 402 and the urine collection device 414 to prevent the excrement from entering.
- the outer shell size is almost the same as the outer shape toilet of the Western-style toilet bowl 402, and does not interfere with the back of the lower limb of the user.
- the water passage switching means 416 causes the washing water supplied from the water to be alternately discharged from the rim water discharging nozzle 407 and the jet water discharging nozzle 409. It is configured.
- the pressure sensor 418 is configured to measure the hydrostatic pressure at the bottom of the ball 406, guided by a pressure conduit 418a communicating with the jet spout nozzle 409.
- the control means 420 is configured to control the waterway switching means 416 according to a user operation and a built-in program.
- the control means 420 incorporates a urine volume calculation means 428, and the urine volume calculation means 428 includes a ball 400 based on the pressure measured by the pressure sensor 418. It is configured to determine the water level in the inside and calculate the amount of urine excreted by the user. Further, the control means 420 has a correcting means 430 for correcting the urine volume calculated by the urine volume calculating means 428.
- Operation ⁇ Display section 4 2 2 is a sanitary washing device remote control 4 3 2 for operating the function of sanitary cleaning of the user's local area 4 3 2, Urine component measurement for operating the function related to the user's urine component measurement It has a remote control unit 434 and a printer 436 that outputs the results of urine component measurement and allows the user to check the data and for medical staff to use in medical practice.
- FIG. 26 shows a pressure sensor unit of the toilet unit 401 according to the third embodiment of the present invention. It is sectional drawing which shows the detail of a minute.
- the pressure conduit 418 a communicating with the jet water discharge nozzle 409 is connected to the pressure sensor 418 via the channel enlargement part 418 b and the first on-off valve 418 c. It is connected to the.
- the water channel enlargement portion 418b is provided in the middle of the pressure conduit 418a, and is configured to have a flow passage cross-sectional area sufficiently larger than that of the pressure conduit 418a.
- the channel expansion part 418b Since the flow velocity decreases at this time, dirt is deposited at the channel enlargement section 4 18 b and does not reach the pressure sensor 4 18.
- the channel expansion section 4 18 b should be constructed so that periodic cleaning work is possible.
- the first on-off valve 418 c connected between the channel enlargement section 418 b and the pressure sensor 418 performs the water level measurement by the pressure sensor 418 by the control means 420. It is configured to be open when the water level is not measured and closed when the water level measurement is not performed.
- a vent valve 438 for releasing negative pressure generated in the sewer pipe and a sewer pipe pressure sensor 4440 for monitoring pressure fluctuations in the sewer pipe are provided with a drainage socket. It is provided to communicate with 4 2 4.
- "Dolgo j (trademark)” manufactured by Morinaga Engineering Co., Ltd. or "Ventilation Number” (trademark) manufactured by Kidz Corporation is used as the vent valve 438.
- the ventilation valve 438 any ventilation valve generally used for depressurization of a drain pipe route can be used.
- the sewer pressure sensor 440 is connected to the drain socket so as to communicate with the sewer, and is configured to measure the pressure in the sewer.
- the water level of the pool water in the ball 406 rises when the pressure in the sewer pipe becomes positive pressure, and falls when the pressure in the drain pipe becomes negative pressure.
- the urine volume is measured based on the level of the stored water in the ball 406. Will cause an error in the measured value. Therefore, in the toilet unit 401 of the present embodiment, the pressure in the sewer is measured by the sewer pressure sensor 44, The measured value of the amount of stored water is corrected based on this pressure.
- FIG. 27 is a graph showing the operation of the toilet unit 401 in a time series
- FIG. 28 is a block diagram showing the relationship between each part of the toilet unit 401.
- the water level in the bowl 406 of the toilet unit 4 ⁇ 1 is the overflow water level indicated by H in Fig. 26.
- 'Display section 4 2 2 shows “Measureable”.
- the user of the urinal unit 401 operates the operation switch (not shown) of the operation section 422, or an ID authentication—a personal authentication means such as a door tag (not shown). ),
- the control means 420 sends a control signal to the water channel switching means 416 to cause the water jet nozzle 409 to discharge water.
- the display of the operation “display section 4 2 2” becomes “under preparation”.
- the control means 420 sends a control signal to the water channel switching means 416 to cause the rim water discharge nozzle 407 to discharge water.
- the control means 420 activates the pressure sensor 418 and the drain pressure sensor 440 to open the first on-off valve 418c.
- the washing water spouted from the rim spout nozzle 407 flows into the ball 406, and the water level in the ball 406 rises.
- the control means 420 sends water from the rim water discharge nozzle 407 for a predetermined time, and then sends a control signal to the water channel switching means 416 to stop the water discharge from the rim water discharge nozzle 407.
- Figure 29 shows a water level change curve showing an example of the relationship between the water level Q in the ball 406 and the water level h. It is a graph of a calibration curve which is a line, In a certain sample of Toyo Kiki Co., Ltd. product number C 950B which is the Western-style toilet 402 used in the present embodiment, the accumulated water amount Q and the water level h are:
- the correction means 430 built in the control means 420 uses a calibration curve as shown in FIG. 29, which shows the relationship between the amount of water retained in the ball 406 and the water level. It is stored in advance. This calibration curve can be obtained by putting a predetermined amount of water into the ball 406 at the time of manufacture or construction and measuring the water level at that time.
- the water volume when the water level h is at the lowest point water level X is 120 mL
- the water volume when the water level is at the overflow water level H is 2500 mL
- the sewer pipe is sealed by the trap 408.
- the amount of spilled water will be 700 mL.
- the design is such that the amount of stored water after the completion of water discharge from the rim water discharge nozzle 407 for a predetermined time is 130 OmL, and the water level of the stored water is Y (see FIG. 26).
- the water level Y which is the starting water level for urine volume measurement, is based on the negative pressure 4 OmmAqa specified by the Air Conditioning Society of Sanitary Engineers Standard “Drainage Capacity Test Method for Drainage Stack System of Apartment Houses” (HASS 218—199 9) It is set in consideration of the amount of water that will not overflow even if it is added.
- the correction unit 430 calibrates the start water level Y based on the pressure measured by the pressure sensor 418 and the stored relationship between the stored water amount and the water level.
- Rim spout nozzle 4 The flush water discharged from 07 is maintained at a constant flow rate by a constant flow valve (not shown). In the present embodiment, 30 OmL of wash water is discharged from the rim discharge nozzle 407 per second. Therefore, in the present embodiment, the water channel switching means 4 16 and the constant flow rate valve (not shown) constitute a fixed quantity water input / discharge means.
- the pressure measurement value measured by the pressure sensor 418 is proportional to the water level in the ball 406. Therefore, assuming that the pressure measured by the pressure sensor 418 one second before the stop of the water discharge from the rim water discharge nozzle 407 is P 1 and the pressure at the time of the water discharge stop is P 2, the pressure difference P 2 between them — P 1 corresponds to the difference A h between the water level one second before the stop of water discharge and the water level at the time of stop ice discharge. From this, the amount of change Ah in the water level when the amount of the 30 OmL stored water increases per second can be determined. As schematically shown in FIG.
- the amount of change in the water level when the amount of stored water increases by a certain amount, h changes depending on the absolute value of the water level in the ball 406, so the increased amount of stored water
- the absolute water level can be calculated from the relationship between the AQ, the amount of change in the water level ⁇ 1 ⁇ , and the water level in the ball 406 shown in FIG. 29 and the water level.
- the correction means 4330 Based on the relationship that the water level rises by 20.1 mm when water is supplied at 0 O mL, the water level is calculated to be 67.9 mm and the water volume is calculated to be 850 mL based on [Equation 3]. Further, when the difference in water level is 19. O mm, the correction means 4330 sets the water level of the stored water to 73.9 mm and the stored water amount to 950 mL based on the equation (3). Is calculated.
- the water level of the accumulated water calculated in this manner has an offset error in the pressure measured by the pressure sensor 418, even if an offset error has occurred in the pressure measured by the pressure sensor 418. Is not affected.
- a predetermined amount of water is supplied by the channel switching means 416, but as a modified example, water is supplied using a dedicated adjustment pump (not shown). Can also be configured.
- the user of the toilet unit 410 operates a measurement start switch (not shown) of the operation / display section 422 or a personal authentication means (not shown) such as an ID card or an evening card.
- the display of the operation / display section 4 22 changes to “measuring”.
- the user urinates in ball 406.
- the water level in the ball 406 rises and reaches the water level Z as shown in FIG.
- the user After the urination is completed, the user operates the urination end switch (not shown) of the operation / display unit 42 or when the end of urination is detected due to no change in the water level of the stored water. 20 sets the pressure sensor 418 and the sewer pipe pressure sensor 440 to 0FF, and closes the first on-off valve 418c.
- the urine volume calculation means 428 incorporated in the control means 420 generates a pressure difference between the pressure at the start water level Y measured by the pressure sensor 418 and the pressure at the water level Z after urination. The water level difference between the water level Y and the water level Z is calculated based on.
- the urine volume calculation means 428 calculates the water level Z based on the calculated water level difference and the start water level Y obtained in advance by the correction means 4330. Further, the urine amount calculation means 4 28 calculates the amount of water stored at the water level Z from the calculated water level Z and the relationship between the previously stored FIG. 29 and the amount of water stored at the start water level Y based on the calculated amount of water. Calculate urine volume by subtraction. The calculated urine volume is displayed on the operation display section 422, printed out from the printer 436, or output as electronic information to an electronic storage medium or a facility LAN.
- the amount calculating means 428 corrects the water level measured by the pressure sensor 418 based on the pressure measurement value by the sewer pipe pressure sensor 440.
- the control means 420 causes the rim water discharge nozzle 407 to discharge water for a predetermined time, and as shown in FIG. 27, the water level in the ball 406 rises to the overflow water level H, and the swirl flow Waste is collected in the center.
- the control means 420 stops the water discharge from the rim water discharge nozzle 407 and causes the water discharge nozzle 409 to discharge water. Water discharge from the jet water nozzle 409 causes a siphon phenomenon in the trap section 408, and the washing water and urine in the ball 406 are sucked into the trap section 408, and the ball 406 Water level will drop.
- control means 420 again discharges water from the rim water discharge nozzle 407 for a predetermined time, raises the water level in the ball 406 to the overflow water level H, and returns to the standby state. After that, the display of the operation / display section 4 2 2 changes to “measureable”.
- the water level measurement value by the pressure sensor is corrected based on the calibration curve measured and stored in advance, so that there is an error such as an offset error in the pressure sensor.
- the urine volume can be measured with high accuracy.
- the correcting means obtains an accurate start water level based on the calibration curve
- the urine volume calculating means calculates the urine volume based on the start water level.
- the error between the start water level of the sample and the actual start water level is obtained by the correction means based on the calibration curve, and is measured by adding, subtracting, multiplying, and multiplying the urine volume calculated by the urine volume calculation means based on this error. It is also possible to configure so as to correct the urine volume obtained.
- the fixed-quantity water input / discharge means is realized by discharging the water passing through the constant flow valve for a predetermined time, but as a modification, a fixed amount of water can be stored.
- a fixed-quantity tank is provided, and the fixed-quantity water input / discharge means can be realized by charging the water in the fixed-quantity tank into the ball. Alternatively, drain the water in the ball into the metering tank until the empty metering tank is filled By doing so, it is also possible to realize a quantitative water input / output means.
- the overflow level which is the first water level
- a predetermined amount of stored water is discharged by means of the constant-quantity water input / discharge means, and the difference between the overflow water level and the second water level after the discharge, and
- the unit water level may be obtained based on the water level change curve.
- the toilet unit according to the fourth embodiment of the present invention is different from the toilet unit of the third embodiment in a mechanism for setting a start water level in a ball for starting urine volume measurement. Therefore, here, only the points different from the third embodiment of the toilet unit according to the fourth embodiment of the present invention will be described, and the same components will be denoted by the same reference numerals and description thereof will be omitted.
- FIG. 31 is a sectional view of a toilet unit according to a fourth embodiment of the present invention
- FIG. 32 is an enlarged sectional view of a mechanism for setting a start water level
- FIG. 33 is a block diagram showing the relationship between the components of the toilet unit according to the present embodiment.
- the toilet unit 501 As shown in FIG. 31 to FIG. 33, the toilet unit 501 according to the fourth embodiment of the present invention comprises a Western-style toilet 402 and various functional units for operating the toilet unit 501. And a stored cabinet (not shown).
- the Western-style toilet bowl 402 has a ball 406, a rim water discharge nozzle 407 for spouting flush water, a trap section 408 for water sealing the ball 406, and a trap section 408. And a jet water jet nozzle 409 for jetting washing water toward the nozzle.
- a cabinet (not shown) has a water channel switching means 4 16 which is a water supply valve for discharging washing water supplied from water, and a water level measuring means for measuring the hydrostatic pressure at the bottom of the ball 406.
- the control means 420 controls the pressure sensor 418 and the water channel switching means 416 and includes a urine volume calculating means for calculating the urine volume of the user.
- An operation / display section 422 for sending a signal for operating the control means is mounted on the wall surface.
- the outlet end of the trap section 408 is connected to a drain pipe 4 2 6 through a drain socket 4 2 4. It is connected to the.
- the rim water discharge nozzle 407 is configured to discharge cleaning water from an upper portion of the ball 406 in a tangential direction of the rim to wash the wall surface of the ball 406.
- the jet water discharge nozzle 409 is configured to eject cleaning water from the bottom of the ball 406 toward the trap portion 408 to induce a siphon phenomenon in the trap portion 408.
- the water channel switching means 4 16 is configured to alternately discharge the washing water supplied from the water from the rim water discharging nozzle 407 and the jet water discharging nozzle 409 in accordance with a control signal of the control means. I have.
- the pressure sensor 418 is configured to measure the hydrostatic pressure at the bottom of the ball 406, guided by a pressure conduit 418a communicating with the jet spout nozzle 409. As shown in FIG. 31, the pressure conduit 418a communicating with the jet water discharge nozzle 409 is connected to the pressure sensor 418 via the channel expansion part 418b and the on-off valve 418c. ing.
- the channel enlargement section 418b is provided in the middle of the pressure conduit 418a, and is configured to have a flow passage cross-sectional area sufficiently larger than that of the pressure conduit 418a.
- a vertical conduit 502 extending vertically upward is connected to the canal enlargement section 4 18b.
- first opening / closing valve 4 18 c connected between the channel enlargement section 4 18 b and the pressure sensor 4 18 is used by the control means 420 to measure the water level by the pressure sensor 4 18. It is configured to be open to the public and closed when no water level measurement is performed. Further, the second on-off valve 418 d connected between the channel enlargement portion 418 b and the pressure conduit 418 a is configured to be normally opened by the control means.
- an electromagnetic valve 504 serving as a water level setting valve is connected to the upper end of a vertical conduit 502 extending vertically upward from the channel enlargement section 4 18 b.
- a drain outlet 505 that opens vertically upward and is open to the atmosphere.
- the drain outlet 505 is arranged at the height of the start water level in the ball 406 from which the measurement of urine volume is to be started. The water that overflows from the drain outlet 505 It is configured to drop to the water receiving part 506 a and be drained to the drain socket 424 through the return pipe 506.
- the water in the ball 406 is discharged from the jet water discharge nozzle 409 through the pressure conduit 418 a, the channel expansion part 418 b, the vertical conduit 502, and the solenoid valve 504 communicating with it. After that, it is drained from the drain outlet 505.
- the route from the jet water nozzle 409 to the drain outlet 505 constitutes a drain pipe, and the jet outlet of the jet water nozzle 409 also serves as a drain inlet of the drain pipe.
- a return pipe trap portion 506b is formed between the return pipe 506 and the drain socket 424 so that the odor in the drain pipe does not leak from the opening.
- the control means 420 is configured to control the waterway switching means 416 according to a user operation and a built-in program. Further, the control means has a built-in urine volume calculation means (not shown), and the urine volume calculation means uses the urine volume calculation means (not shown) based on the pressure measured by the pressure sensor 418 to store the urine volume in the ball 406. The water level is determined, and the amount of urine excreted by the user is calculated using a water level change curve that represents the relationship between the water level and the amount of water stored in advance.
- a drain pressure sensor 5110 for monitoring pressure fluctuations in the drain is provided so as to communicate with the drain socket 4 24 via the three-way valve 508.
- the sewer pressure sensor 510 is connected to the drain socket 424 so as to communicate with the sewer, and is configured to measure the pressure in the sewer.
- the pressure in the sewer is measured by the sewer pressure sensor 510, and the measured value of the amount of stored water is corrected based on this pressure.
- FIG. 34 is a graph showing the operation of the toilet unit 501 in a time series.
- the water level in the bowl 406 of the toilet unit 501 is the overflow water level indicated by H in Fig. 31. -table
- the display section 4 22 shows “measureable”.
- the user of the toilet unit 501 operates a preparation switch (not shown) of the operation / display section 422 or a personal authentication means (such as an ID card).
- the control means 420 sends a control signal to the solenoid valve 504 to open the solenoid valve 504.
- the display of the operation / display section 4 2 2 becomes “Under preparation”.
- the solenoid valve 504 When the solenoid valve 504 is opened, the water in the ball 406 will be discharged into the water jet nozzle 409, the pressure pipe 418a, the channel expansion section 418b, the vertical pipe 502, and the electromagnetic It flows out through the drain outlet 505 through the valve 504.
- the water that has flowed out from the drain outlet 505 falls into the drain receiving portion 506a, passes through the return pipe 506, the return pipe trap 506b, and is discharged from the drain socket 424. Since the drain outlet 505 is located at the start water level Y lower than the overflow water level H, the stored water in the ball 406 flows out from the drain outlet 505 until the water level reaches the start water level Y. I do.
- the control means 420 opens the solenoid valve 504, and closes the solenoid valve 504 when the water level in the ball 406 reaches the stop water level Y. At the same time, the control means 420 opens the on-off valve 418c to make the pressure sensor 418 measurable. In addition, a control signal is sent to the three-way valve 508 to switch the pipe line opened to the atmosphere to the sewage pipe, and measurement of the pressure in the sewage pipe by the sewage pipe pressure sensor 510 is started. That is, after calibration is performed at atmospheric pressure, the monitoring of sewage pipe pressure is started to prevent the occurrence of offset errors and the like.
- control means 420 performs calibration of the pressure sensor 418 using the start water level Y. Since the start water level Y is accurately set according to the height of the drainage outlet 505, the pressure sensor 418 is calibrated using this water level to correct the offset error of the pressure sensor 418. be able to. Further, the calibration of the pressure sensor 418 can also be performed using the overflow water level H which is predetermined by the shape of the trap section 408. Alternatively, calibrate pressure sensor 4 18 to overflow level H and start It may be performed at both the water level Y. In this case, a gain error of the pressure sensor 418 can be corrected. As described above, the pressure sensor 418 may be calibrated for each cycle of urine volume measurement, or may be operated by the user of the urinal unit 501 ′. It can also be configured to be executed by operating a switch (not shown).
- the user of the toilet unit 501 operates the measurement start switch (not shown) of the operation / display section 422 or by using a personal authentication means (not shown) such as an ID card or a tag.
- a personal authentication means such as an ID card or a tag.
- the display on the operation / display section 4 22 changes to “measuring”.
- the user urinates to ball 406.
- the water level in the ball 406 rises to the water level Z, as shown in FIG.
- the user After the urination is completed, the user operates the urination end switch (not shown) of the operation / display unit 42 or when the end of urination is detected due to no change in the water level of the stored water. 20 turns off the pressure sensor 418 and the sewer pipe pressure sensor 440, and closes the on-off valve 418c.
- the urine volume calculation means (not shown) built in the control means 420 is configured to control the pressure at the start water level Y measured by the pressure sensor 418 and the urine volume at the water level Z after urination. Based on the pressure difference, calculate the water level difference between the start water level Y and the water level Z.
- the urine volume calculating means calculates the ⁇ position Z based on the calculated water level difference and the start water level Y accurately set at the height of the drainage outlet 505. Further, the urine amount calculating means calculates the amount of water stored at the water level ⁇ from the calculated water level ⁇ and the relationship between the previously stored water level and the amount of stored water, and subtracts the amount of water stored at the start water level ⁇ ⁇ from the amount of water stored. Calculate the urine volume.
- the total urine volume is displayed on the operation / display section 422, printed out from the pudding (not shown), or output as electronic information on an electronic storage medium or on-site LAN. .
- the urine volume calculation means determines the water level measured by the pressure sensor 418. The correction is made based on the pressure measured by the sewer pipe pressure sensor 510.
- the display of the operation display section 422 changes to "in preparation”.
- the control means 420 causes the rim water discharge nozzle 407 to discharge water for a predetermined time, and as shown in FIG. 34, the water level in the ball 406 rises to the overflow water level H, and the swirl flow Waste is collected in the center.
- the control means 420 stops the water discharge from the rim water discharge nozzle 407 and causes the water discharge nozzle 409 to discharge water.
- Water discharge from the jet water jet nozzle 409 causes a siphon phenomenon in the trap section 408, and the washing water and urine in the ball 406 are sucked into the trap section 408, and the ball 406 Water level will drop.
- the control means 420 again causes the rim water discharge nozzle 407 to discharge water for a predetermined time, raises the water level in the ball 406 to the overflow water level H, and returns to the standby state. After that, the display on the operation / display section 4 2 2 changes to “Measureable”
- the toilet unit according to the fourth embodiment of the present invention since the water level at which the urine volume measurement is started is accurately set according to the height at which the drain outlet is arranged, a high-precision urine Quantitative measurements can be made.
- the jet outlet of the jet water discharge nozzle also functions as a drainage inlet
- the pressure conduit also functions as a part of the drainage pipe. It may be installed at an appropriate position inside the nozzle separately from the jet water discharge nozzle, and a drainage pipe communicating with this drainage inlet may be provided separately from the pressure pipe.
- the toilet unit according to the fifth embodiment of the present invention has a structure of a drain pipe for setting a start water level in a ball for starting urine volume measurement, and a procedure for setting a start water level by control means.
- FIG. 35 is a sectional view of a toilet bowl unit according to a fifth embodiment of the present invention.
- the water level is set at the upper end of a vertical conduit 502 extending upward from the channel enlargement portion 418b.
- the first port 552a of the first one-way valve 552, which is a valve, is connected.
- a water column 554 extending vertically upward and having an open upper end is connected to the second entrance 552b of the first three-way valve 552.
- a drain outlet 552 c serving as a third inlet / outlet of the first three-way valve 552 is connected to the return pipe 556.
- the return pipe 556 extends horizontally from the drain outlet 552c, then bends downward, and communicates with the drain socket 424.
- the return pipe 556 is provided with an inverted U-shaped return pipe trap section 556a located at a position lower than the drain outlet 552c so that the odor in the drain pipe does not flow backward. It has become.
- the water in the ball 406 will be discharged into the water discharge nozzle 409 Through the pressure pipe 4 18a, the channel expansion section 4 18b, the vertical pipe 502, the first three-way valve 5 52, and the discharge pipe 5 5 2 c to the return pipe 5 5 6 Is done.
- the water level in the ball 406 drops to the height of the drainage outlet 552c ( ⁇ Y).
- the route from the jet water discharge nozzle 409 to the drain outlet 55 52 c constitutes a drain pipe, and the jet outlet of the jet water nozzle 409 also serves as the drain inlet of the drain pipe.
- a second three-way valve 558 is provided between the water channel switching means 4 16 and the rim water discharge nozzle 407.
- the first port 55 8 a of the second three-way valve 55 8 is connected to the water channel switching means 4 16, and the second port 55 8 b is connected to the rim water discharge nozzle 4 07. Therefore, the first entrance 5 58 a of the second three-way valve 55 8 and the second entrance 5 5 4 009232
- the third inlet / outlet 558 c of the second three-way valve 558 is connected to the first three-way valve 560 connected between the channel enlargement portion 4 18 b and the pressure sensor 4 18. Connected to doorway 560a. Further, the second port 56 Ob of the third one-way valve 560 is connected to the channel enlargement section 4 18 b, and the third port 560 c is connected to the pressure sensor 4 18. I have.
- the first port 55 8a of the second three-way valve 55 8 is communicated with the third port 55 8c, and the first port 55 0a of the third three-way valve 56 0
- the water flowing out of the channel switching means 4 16 passes through the second three-way valve 558 and the third three-way valve 560 to expand the channel 4 1 It is configured to flow into 8b.
- FIG. 36 is a graph showing the operation of the toilet unit 550 in time series.
- the water level in the bowl 406 of the toilet unit 550 is the overflow water level indicated by H in Fig. 35.
- 'Display section 4 2 2 shows “Measureable”.
- the user of the toilet unit 550 operates the preparation switch (not shown) of the operation unit display unit 422, or an ID authentication—a personal authentication means such as a door tag (not shown).
- the display of the operation and display section 4 22 becomes “Under preparation”.
- the control means 420 sends a control signal to the water channel switching means 416 to cause the water jet nozzle 409 to discharge water.
- the control means 420 is provided with a water path switching means 416, a first three-way valve 552, a second three-way valve 558, and a third three-way valve.
- the first three-way valve 552 is connected to the first entrance 552a and the third entrance 552c, and the second three-way valve 5582 is connected to the first entrance 5582a.
- the communication of the second entrance 5558b is continued, and the third three-way valve 560 communicates the second entrance 56Ob and the third entrance 560c.
- the control means 420 sends a control signal to the pressure sensor 418 and the sewer pressure sensor 510 to activate them.
- the water level in the ball 406 rises due to the water discharge from the rim water discharge nozzle 407. At the same time, the water in the ball 406 is discharged from the drain outlet 552 c through the drain pipe.
- the rim water discharge nozzle 407 functions as a water supply means. After discharging water from the rim water discharge nozzle 407 for a predetermined time, the control means 420 stops rim water discharge. Even after the water discharge from the rim water discharge nozzle 407 is stopped, the water is discharged from the drain outlet 552 c, so that the water level in the ball 406 has the same height as the drain outlet 552 c. Start water level drops to Y.
- the first three-way valve 552 returns to a state where the first entrance 552a and the third entrance 552c communicate with each other after performing the predetermined time M.
- the user of the toilet unit 501 operates the measurement start switch (not shown) of the operation / display section 422 or personal authentication means (not shown) such as an ID card or a tag.
- the display of the operation / display section 4 22 changes to “measuring”.
- the user urinates to ball 406.
- the control means 420 sends a control signal to the third three-way valve 560.
- the first port 560a of the third three-way valve 560 is communicated with the second port 56Ob.
- the calculation of the amount of urine excreted by the user performed by the urine amount calculation means incorporated in the control means 420 is the same as that in the fourth embodiment, and a description thereof will be omitted.
- the control means 420 discharges water from the rim water discharge nozzle 407 for a predetermined time, and as shown in FIG. 36, the water level in the ball 406 rises to the overflow water level H and turns. Wastes are collected in the center by the flow.
- the control means 420 stops the water discharge from the rim water discharge nozzle 407 and causes the jet water discharge nozzle 409 to discharge water.
- Water discharge from the jet water discharge nozzle 409 causes a siphon phenomenon, and the water level in the ball 406 drops.
- the control means 420 again discharges water from the rim water discharge nozzle 407 for a predetermined time, and raises the water level in the ball 406 to the overflow water level H.
- the control means 420 sends a control signal to the second three-way valve 558.
- the second three-way valve 558 communicates the first port 558a and the third port 558c.
- the water flowing out of the channel switching means 4 16 flows into the channel expansion section 4 18 b through the second three-way valve 558 and the third three-way valve 560, and further flows into the pressure pipe 4 1 8a, flows into the ball 406 through the jet spout nozzle 409. This can clean these pathways into which dirt such as urine may flow.
- the display on the operation / display section 4 2 2 changes to “Measurement possible” and returns to the standby state.
- the water level at which the urine volume measurement is started is accurately set according to the height at which the drain outlet is arranged, so that a highly accurate urine is measured. Quantitative measurements can be made.
- the toilet unit according to the present embodiment since the drainage from the drainage outlet is performed together with the rim water supply after the water level in the ball is lowered by the siphon phenomenon, the water level in the ball reaches the start water level. The time until the time can be shortened. Furthermore, according to the toilet unit according to the present embodiment, it is possible to clean the flow channel such as the pressure conduit, so that the reliability of the operation of the toilet unit can be improved. Wear.
- the first three-way valve 552 is used as a water level setting valve that connects or shuts off the drainage inlet and the drainage outlet of the drainage conduit.
- a valve other than a three-way valve such as a solenoid valve 504 may be used as the water level setting valve, such as a toilet bowl or a MET 501 depending on the form.
- a three-way valve can be used as the water level setting valve of the toilet unit 501 according to the fourth embodiment of the present invention.
- the toilet bowl unit according to the sixth embodiment of the present invention is different from the fifth embodiment in that the structure of a drain pipe for setting a start water level in a ball for starting urine volume measurement, a procedure for setting a start water level by control means, and the like are the same as those of the fifth embodiment.
- FIG. 37 is a sectional view of a toilet unit according to a sixth embodiment of the present invention.
- a water level setting valve is used.
- Valve 608 is used.
- a second three-way valve 602 is provided between the water channel switching means 416 and the rim water discharge nozzle 407.
- the first port 600a of the second three-way valve 602 is connected to the water channel switching means 416, and the second port 602b is connected to the rim water discharge nozzle 407. Accordingly, in a state where the first inlet / outlet 62a of the second three-way valve 62 and the second inlet / outlet 62b are communicated, water is discharged from the rim water discharge nozzle 407.
- the third inlet / outlet 602c of the second three-way valve 602 is connected to the inflow pipe 604a of the washing tank 604.
- the end of the inflow pipe 604a ends at the top of the washing tank 604, and the end of the inflow pipe 604a comes into contact with the washing water stored in the washing tank 604. I haven't. Therefore, When the first inlet / outlet 60 2a of the second three-way valve 60 2 and the third inlet / outlet 60 2c are in communication with each other, the water that has flowed out of the water passage switching means 4 16 is used as the washing tank 60. Flow into 4.
- the inflow pipe 604a of the cleaning tank 604 does not come into contact with the water of the cleaning tank 604 and has a water outlet gap. There is no backflow of water towards 16.
- an outflow pipe 604b is connected to the cleaning tank 604, and the outflow pipe 604b extends to the outside from the bottom of the cleaning tank 604.
- An outflow pipe 604 b extending from the inside of the washing tank 604 is connected to the pump 606.
- the outlet pipe 606a of the pump 606 is connected to a first inlet / outlet 608a of a one-way valve 608 which is a water level setting valve.
- the second inlet / outlet 608 b of this one-way valve 6 08 is arranged at the height of the water level Y which is the starting water level for urine volume measurement, and the second inlet / outlet 6 08 b is It is connected to drain socket 4 2 4.
- the cleaning tank 60 When the pump 606 is operated in a state in which the first inlet / outlet 608a of the one-piece valve 608 is in communication with the second inlet / outlet 608b, the cleaning tank 60 The water in 4 is drained to a sewer through drainage socket 4 24, and the air in trap section 408 is also drawn into the sewer by this water flow. Does not spread.
- the start water level Y is set to a water level lower than the sealed water level, that is, the break water level.
- the third entrance / exit 608 c of the one-night valve 608 is connected to the first entrance / exit 560 a of the third three-way valve 560.
- the second outlet 56 Ob of the third three-way valve 560 is connected to the channel expansion part 4 18 b, and the third outlet 560 c is connected to the pressure sensor 418. ing.
- the first inlet / outlet 60.8a and the third inlet / outlet 608c of the low-pressure valve 608 are communicated with each other, and the first inlet / outlet 560a of the third three-way valve 56
- the pump 606 When the pump 606 is operated in a state in which the inlet and outlet 560b of the second is connected, the water in the washing tank 604 is discharged from the one-way valve 608 and the third three-way valve. It enters the channel expansion section 4 18 b through 560, sets the stored water to the start water level, or cleans the measurement pipe in contact with the stored water and discharges it to the ball surface.
- a water column 610 extending vertically upward is connected to the channel expansion portion 418b, and air is vented from the upper end of the water column 610 open to the atmosphere.
- the upper end of the water column 6 10 is located higher than the overflow water level H.
- FIG. 38 is a graph showing the operation of the toilet unit 600 in time series.
- the water level in the bowl 406 of the toilet unit 600 is the overflow water level indicated by H in Fig. 37.
- 'Display section 4 2 2 shows “Measureable”.
- the user of the toilet unit 600 operates the operation switch (not shown) of the operation unit display unit 422, or a personal authentication means such as an ID force-do tag (not shown).
- the display of the operation / display section 4 22 becomes “Under preparation”.
- the control means 420 sends a control signal to the water channel switching means 416 to cause the water discharge nozzle 409 to discharge water.
- the control means 420 When water is discharged from the jet water discharge nozzle 409, a siphon phenomenon occurs in the trap portion 408, the water in the ball 406 is sucked, and the water level in the ball 406 drops to the water level X.
- the control means 420 After performing water discharge from the jet water discharge nozzle 409 for a predetermined time, the control means 420 is provided with a water channel switching means 416, a second three-way valve 602, a third three-way valve 560, and a mouthpiece. Send a control signal to Tali valve 6 08. By this control signal, the waterway switching means 4 16 stops the jetting, and the second three-way valve 602 maintains the communication between the first inlet / outlet 62 a and the second inlet / outlet 62 b.
- the third three-way valve 560 maintains communication between the first entrance and exit 560a and the second entrance and exit 56Ob, and the opening and closing valve 608 is connected to the second entrance and exit 608b.
- the third doorway 608c is communicated.
- the control means 420 sends a control signal to the pressure sensor 418 to activate them.
- the pressure sensor 4 18 completes urination
- the water level is output as a pressure value until there is no operation or change in the water level.
- the first port 560a of the third three-way valve 560 communicates with the second port 56Ob, and the second port 608 of the one-way valve 608 is connected.
- the water in the ball 406 is discharged from the nozzle 409, the pressure pipe 418a communicating with it, the water channel expansion section 418b, 3 Drained to drainage socket 4 2 4 through 3-way valve 560, rotary valve 608.
- the route from the jet water discharge nozzle 409 to the second inlet / outlet 608 b of the row / leaf valve 608 which is a drainage outlet constitutes a drainage conduit.
- the jet outlet also serves as the drainage inlet for the drainage conduit.
- the second inlet / outlet 608 b of the single valve 608 is located at the height of the water level Y, which is the starting water level for urine volume measurement, so the water level in the ball 406 starts. Drained until the water level reaches Y.
- the control means 420 sends control signals to the waterway switching means 4 16, the third three-way valve 560, and the one-way valve 608.
- the third three-way valve 560 communicates the second entrance 560 b with the third entrance 560 c, and the one-way tally valve 608 becomes the first entrance 608 a And the second entrance 6 08 b are communicated.
- the control means 420 sends a control signal to the pump 606 to activate it.
- the pump 606 is operated, the water in the washing tank 604 is sucked through the outlet pipe 604b, and the outlet pipe 606a of the pump 606 and the rotary valve 608 are turned on.
- the water is drained from the drain socket 4 2 4.
- the air in the ball 406 is sucked into the drain pipe by the ejector effect of the drain. As a result, the odor in the drainage pipe does not flow back.
- the display of the operation / display section 422 changes to "measuring". I will do it.
- the user urinates in ball 406.
- the water level in the ball 406 rises to the water level Z, as shown in FIG.
- the calculation of the urine volume excreted by the user which is performed by the urine volume calculation unit incorporated in the control unit 420, is the same as that of the fourth embodiment, and thus the description is omitted.
- the control means 420 sends a control signal to the pump 606 to stop its operation.
- the control means 420 discharges water from the rim water discharge nozzle 407 for a predetermined time, and the water level in the ball 406 rises to the overflow water level H as shown in FIG.
- the control means 420 stops water discharge from the rim water discharge nozzle 407 and discharges water from the jet water discharge nozzle 409. Water discharge from the jet water discharge nozzle 409 causes a siphon phenomenon, and the water level in the ball 406 drops.
- the control means 420 again discharges water from the rim water discharge nozzle 407 for a predetermined time, and raises the water level in the ball 406 to the overflow water level H.
- the control means 420 sends control signals to the second three-way valve 602, the third three-way valve 560, and the one-way valve 608.
- the second three-way valve 602 communicates the first entrance / exit 602a with the third entrance / exit 602c
- the third three-way valve 560 has the first entrance / exit 560a.
- the communication between the second entrance 56 Ob and the second entrance 56 Ob is maintained, and the one-way valve 608 communicates the first entrance 608 a and the third entrance 608 c.
- the control means 420 sends a control signal to the pump 606 to activate it. As a result, the water that has flowed out of the waterway switching means 4 16 first flows into the washing tank 6 04.
- the water in the washing tank 604 flows into the channel widening portion 418b by the pump 606 through the mouth opening valve 608 and the third three-way valve 56 ⁇ . Furthermore, the water that has flowed into the channel expansion section 4 18 b is supplied to the pressure pipe 4 18 a, Through the ball 4 06 Thereby, it is possible to wash those routes to which the dirt such as urine may flow. Thereafter, the display of the operation / display section 4222 changes to “measureable”, the pump 606 is stopped, and each valve returns to the standby state.
- the toilet unit according to the sixth embodiment of the present invention since the water level at which the urine volume measurement is started is accurately set according to the height at which the drainage outlet is arranged, a high-precision urine Quantitative measurements can be made.
- the drainage is drained to the drainage socket via the rotary valve, so that the start water level of the urine volume measurement is below the sealed water level. Even if it is set, the odor in the sewer does not flow backward.
- the flow channel such as the pressure conduit can be cleaned, so that the operation reliability of the toilet unit can be improved.
- the toilet bowl unit according to the seventh embodiment of the present invention is different from the toilet bowl unit of the fifth embodiment in a mechanism for setting a start water level in a ball for starting urine volume measurement. Therefore, here, only the points different from the fifth embodiment of the toilet unit according to the seventh embodiment of the present invention will be described, and the same components will be denoted by the same reference numerals and description thereof will be omitted.
- FIG. 39 is a sectional view of a toilet unit according to a seventh embodiment of the present invention
- FIG. 4 ⁇ is a sectional view of a reservoir tank used for setting the start water level.
- the toilet unit 700 includes a Western-style toilet 402 and various functional units for operating the toilet unit 700. And a stored cabinet (not shown in FIG. 39).
- the Western-style toilet bowl 402 has a ball 4006 and a rim spout nozzle 4 for spouting wash water 07, a trap portion 408 for water-sealing the ball 406, and a jet discharge nozzle 409, which is a siphon phenomenon generating means for jetting washing water toward the trap portion 408.
- the cabinet 404 has a water channel switching means 416 which is a water supply valve for discharging washing water supplied from city water, and a pressure which is a water level measuring means for measuring the hydrostatic pressure at the bottom of the ball 406.
- Control means 420 (not shown in FIG. 39) for controlling the sensor 4 18 and the water channel switching means 4 16 to calculate the amount of urine of the user is housed.
- An operation / display unit 42 (not shown in FIG. 39) for transmitting a signal for operating the control means is mounted on the wall surface.
- the outlet side end of the trap portion 408 is connected to a sewer pipe 426 via a drain socket 424.
- the rim water discharge nozzle 407 is configured to discharge cleaning water from an upper portion of the ball 406 in a tangential direction of the rim to wash the wall surface of the ball 406.
- the jet spouting nozzle 409 is configured to eject cleaning water from the bottom of the ball 406 toward the trap portion 408 to induce a siphon phenomenon in the trap portion 408.
- the water channel switching means 4 16 is configured to alternately discharge the washing water supplied from the water from the rim water discharging nozzle 407 and the jet water discharging nozzle 409 in accordance with a control signal of the control means. .
- the pressure sensor 418 is configured to measure the hydrostatic pressure at the bottom of the ball 406, guided by a pressure conduit 418a communicating with the jet spout nozzle 409. As shown in FIG. 39, the pressure conduit 418 a communicating with the jet water discharge nozzle 409 is connected to the pressure sensor 418 via the channel expansion part 418 b and the first on-off valve 418 c. It is connected.
- the channel enlargement section 418b is provided in the middle of the pressure conduit 418a, and is configured to have a flow passage cross-sectional area sufficiently larger than that of the pressure conduit 418a.
- the first on-off valve 4 18 c connected between the channel enlargement section 4 18 b and the pressure sensor 4 18
- the control means 42 is configured such that it is opened when the water level is measured by the pressure sensor 418 and closed when the water level is not measured.
- a first one-way valve 720 is provided between the water channel switching means 4 16 and the rim water discharge nozzle 4 07.
- the first inlet / outlet 702a of the first three-way valve 720 and the second inlet / outlet 72b are communicated, water is discharged from the water channel switching means 4 16 directly to the rim water discharging nozzle 4 07. It is supposed to be.
- the third inlet / outlet 720c of the first three-way valve 702 is provided with a water outlet gap for preventing backflow, and is connected to the reservoir tank 704.
- the water channel switching means 4 16 and the first three-way valve 720 constitute a reservoir water supply means.
- a washing tank 706 is provided so as to surround the reservoir 704, and water overflowing from the reservoir 704 flows to the washing tank 706.
- the water supply pipe 720 d connected to the third inlet / outlet 720 c of the first three-way valve 720 is located at a position where a gap is provided from the upper end of the reservoir tank 704. The backwater is prevented from flowing from the reservoir water tank 04 side to the water supply side.
- An outlet pipe 704a is connected to the bottom of the reservoir tank 704, and the water in the reservoir tank 704 is connected to the third on-off valve 7 connected to the outlet pipe 704a. Water is discharged from the rim water discharge nozzle 407 via 10.
- the washing tank 706 is provided with a float switch 706b as a water level detecting means.
- a float switch 706b As a water level detecting means.
- the float switch 706 b The water supply to the reservoir tank 704 is stopped. For this reason, the amount of water stored in the storage tank 704 is determined by the capacity of the storage tank ⁇ 04, and a constant amount of water is stored in the storage tank 704.
- an overflow pipe 706c is connected to the washing tank 706 at a position higher than a predetermined water level set by the float switch 706b.
- the overflow pipe 706c is connected to the rim water discharge nozzle 407 via a fourth on-off valve 714 (FIG. 39). In this way, when the water supply to the reservoir 704 is no longer stopped due to a malfunction of the float switch 706 b, the water in the cleaning tank 706 is discharged to the ball 406 and the cleaning is performed. To prevent water from overflowing from the tank 706.
- an outflow pipe 706a is connected to the bottom of the washing tank 706. As shown in FIG. 39, the outflow pipe 706a is connected to the channel enlargement section 418b via a pump 708 and a fifth on-off valve 712. Therefore, when the pump 708 is operated in a state where the fifth on-off valve 712 is opened, the water in the washing tank 706 flows into the channel widening portion 418b.
- a vent valve 716 for releasing the negative pressure generated in the sewer pipe is provided so as to communicate with the drain socket 424 via 718.
- a drain pipe pressure sensor 720 for monitoring pressure fluctuations in the drain pipe is provided so as to communicate with the drain socket 424 via the second three-way valve 722.
- "Dolgo" (trademark) manufactured by Morinaga Engineering Co., Ltd. or "Ventilation Number” (trademark) manufactured by Key Corporation is used as the vent valve 716.
- the vent valve 716 any vent valve generally used for depressurizing the sewer pipe route can be used.
- the sewer pipe pressure sensor 720 is connected to the drainage socket 424 so as to communicate with the sewer pipe, and is configured to measure the pressure in the sewer pipe.
- the pressure in the sewer pipe is measured by the sewer pipe pressure sensor 720, and the measured value of the amount of stored water is corrected based on this pressure. Further, when the pressure in the sewer pipe decreases, the atmosphere is introduced into the sewer pipe through the ventilation valve 716, so that a large negative pressure does not occur in the sewer pipe.
- FIG. 41 is a graph showing the operation of the toilet unit 700 in time series.
- the water level in the bowl 406 of the toilet unit 700 is at the start water level indicated by Y in Fig. 39.
- ⁇ “Measureable” is displayed on the display section 4 2 2.
- the user of the toilet unit 700 operates the preparation switch (not shown) of the operation display unit 42 or is authenticated by a personal authentication means (not shown) such as an ID card or a tag.
- the display of the operation 'display section 4 2 2 becomes' in preparation'.
- the control means 420 sends control signals to the first on-off valve 418c and the second three-way valve 722.
- the water channel enlargement section 418b and the pressure sensor 4 The control means 420 sends a control signal to the pressure sensor 418 and the sewer pipe pressure sensor 720 to operate them. Let it.
- the display of the operation / display section 4 22 changes to “measuring”. After the display changes to "measuring”, the user urinates into ball 406. When the user urinates, the water level in the ball 406 rises to the water level Z, as shown in FIG.
- the control means 420 determines that the urination of the user has ended, and starts calculating the amount of urination of the user.
- the calculation of the amount of urine excreted by the user which is performed by the urine amount calculation means incorporated in the control means 420, is the same as that in the fourth embodiment, and therefore the description is omitted.
- the control means 420 sends control signals to the pressure sensor 418 and the sewer pipe pressure sensor 720 to turn them off, and to the first on-off valve 418 c. Sends a control signal and closes it. Further, the control means 420 sends a control signal to the sixth opening / closing valve 7 18 to close it, and shuts off the suction of air from the ventilation valve 7 16. Further, the control means 420 opens the fifth on-off valve 712 and the pump 70 Activate 8.
- the water in the washing tank 706 is supplied to the pump 708, the fifth on-off valve 712, the channel expansion section 4 18b, the second on-off valve 4 18d, and the pressure conduit 4 18 Water is discharged from the jet water discharge nozzle 409 through a, and these paths are washed.
- the control means 420 sends a control signal to the water path switching means 416 to cause the rim water discharge nozzle 407 to discharge water for a predetermined time, and as shown in FIG.
- the water level rises to the overflow water level H.
- the water that has flowed out of the waterway switching means 4 16 flows into the first three-way valve 70 2 through the first port 70 2 a and flows out through the second port 70 2, and the rim water discharge nozzle Water is discharged through 407.
- the control means 420 stops the water discharge from the rim water discharge nozzle 407 and causes the water discharge nozzle 409 to discharge water.
- Water discharge from the jet nozzle 409 causes a siphon phenomenon, and the water level in the ball 406 drops to the water level X, and the amount of water stored in the ball 406 becomes almost zero. Therefore, in the present embodiment, the jet water discharge nozzle 409 functions as a reservoir discharge means.
- the control means 420 After performing the jetting for a predetermined time, the control means 420 stops the jetting. At the same time, the control means 420 sends a control signal to the third on-off valve 7110 to open it, and releases a predetermined amount of water stored in the reservoir tank 704 to the third on-off valve. 710, water is discharged into the ball 406 via the rim water discharge nozzle 407.
- the third on-off valve 7110 is opened for a predetermined time, all the water in the reservoir tank 7 ⁇ 4 flows into the ball 406.
- the amount of water stored in the ball 406 before water is supplied from the water tank 704 is almost zero, all the water in the water tank 704 in which a predetermined amount of water is stored is discharged.
- the amount of water stored in the ball 406 after flowing into the ball 406 is always substantially constant, and the water level at this time becomes the start water level Y.
- the start water level Y is The water level is set 25 mm higher than the sealed water level.
- the control means 420 closes the third on-off valve 710.
- the control means 420 sends a control signal to the first three-way valve 702, and communicates the first entrance 70a of the first three-way valve 72 with the third entrance 70c of the third three-way valve 72. Let it.
- the water that has flowed out of the water channel switching means 4 16 flows into the emptied water tank 704 through the first three-way valve 72.
- the water level in the reservoir 704 rises.
- the reservoir 704 becomes full, water overflows from the reservoir 704 and flows into the washing tank 706.
- the float switch 706 b provided in the washing tank 706 is actuated and a signal is sent to the control means 420.
- the control means 420 stops the water supply from the waterway switching means 4 16.
- the display of the operation / display section 4 22 changes to “measureable”, and the toilet unit 700 returns to the standby state.
- the control means 420 opens the fourth on-off valve 714 when water supply to the reservoir tank 704 is started. If the water supply is not stopped by the float switch 706b, the water in the washing tank 706 will be flushed with the fourth on-off valve 714 and the rim water discharge nozzle 407 The water is drained into the ball 406 through the tank, so that it does not overflow from the washing tank 706.
- the control means 420 In the standby state, when a pressure fluctuation of a predetermined value (25 mm Aqa in this embodiment) or more occurs in the sewer pipe and the sealing may be broken, the control means 420 is provided with a rim water discharging nozzle. Replenish the reservoir from 407 and raise the water level in the ball. Therefore, in the present embodiment, the control means 420 and the rim water discharge nozzle 407 function as water supply means.
- the toilet unit 700 of the present embodiment when used not for urine volume measurement but for stool use, the user operates and displays the stool use switch (shown in FIG. 4). Press before using.
- the control means 420 supplies rim water from the rim discharge nozzle 407, and raises the water level in the ball 406 to the overflow water level H. Let it. Since the rim water is supplied at a flow rate of about 20 L / min, the time required to raise the water level to the overflow water level H is within about 10 seconds, and the user's usability does not deteriorate.
- stool use recognition may be linked with the seating detection mechanism, for example, if the preparation switch is not pressed within a certain time after being seated, stool use may be recognized.
- the water level in the ball 406 is at the start water level Y in the standby state. It is considered that the start water level Y decreases. In general, this water level drop is about lmm in 24 hours. Therefore, in this embodiment, when the toilet unit 700 is not used for 12 hours, the control means 420 Perform cleaning and reset the start water level Y again.
- the start water level at which the measurement of urine is started is accurately set by the capacity of the reservoir tank, so that highly accurate urine measurement can be performed. it can.
- the toilet unit since the water level in the ball is set at the start water level in the standby state, the time required for preparation for measurement start can be reduced.
- the flow channel such as the pressure conduit can be cleaned, so that the operation reliability of the toilet unit can be improved.
- a drain port (not shown) was provided at the bottom of the ball and connected to this drain port. By opening the open / close valve, the amount of water in the ball can be reduced to zero, and then the water in the reservoir tank can be introduced into the ball to set the start water level.
- the toilet unit according to the eighth embodiment of the present invention is different from the toilet unit of the seventh embodiment in a mechanism for setting a start water level in a ball for starting urine volume measurement. Therefore, here, only the differences from the seventh embodiment of the toilet unit according to the eighth embodiment of the present invention will be described, and the same components will be denoted by the same reference numerals and description thereof will be omitted.
- FIG. 42 is a sectional view of a toilet bowl unit according to an eighth embodiment of the present invention
- FIG. 43 is a sectional view of a reservoir tank used for setting the start water level.
- the seventh on-off valve 804 and the eighth On-off valve 802 is connected.
- the other end 802 a of the eighth on-off valve 802 is connected to a rim water discharge nozzle 407.
- a reservoir 805 is connected to the other end 804 a of the seventh on-off valve 804.
- the reservoir tank 805 has a sealed structure.
- FIG. 44 is a graph showing the operation of the toilet unit 800 in time series.
- the water level in the bowl 406 of the toilet unit 800 is at the start water level indicated by H in Fig. 42. ⁇ “Measureable” is displayed on the display section 4 2 2.
- the user of the toilet unit 800 operates the operation switch (not shown) of the display unit 422, or is authenticated by an individual authentication means (not shown) such as an ID card or a tag.
- the display of the operation / display section 4 22 becomes “under preparation”.
- the control means 420 sends a control signal to the water channel switching means 416 to cause the jet water discharge nozzle 409 to discharge water.
- the jet water discharge nozzle 409 functions as a reservoir discharge means.
- control means 420 opens the ninth on-off valve 8122 to increase the pressure in the reservoir tank 805. After discharging water from the jet water discharge nozzle 409 for a predetermined time, the control means 420 closes the ninth on-off valve 812, the first on-off valve 418c and the third on-off valve 80 Release 6.
- the third on-off valve 806 is opened, a predetermined amount of water stored in the reservoir 805 is discharged from the rim water discharge nozzle 407.
- the compressor 810 which is a pumping means, the water in the reservoir 805 is rapidly discharged from the rim discharge nozzle 407. .
- the control means 420 closes the third on-off valve 806. Further, the control means 420 sends a control signal to the second three-way valve 722 to make the sewage pipe pressure sensor 720 communicate with the sewage pipe. At the same time, the control means 420 sends control signals to the pressure sensor 418 and the sewer pipe pressure sensor 720 to activate them.
- the display of the operation / display section 4 2 2 changes to “measuring”.
- the user urinates in ball 406.
- the water level in the ball 406 rises to the water level Z as shown in FIG.
- the control means 420 judges that the urination of the user has ended, and starts calculating the amount of urination of the user. I do.
- the calculation of the amount of urine excreted by the user which is performed by the urine amount calculating means incorporated in the control means 420, is the same as in the fourth embodiment, and a description thereof will be omitted.
- the control means 420 sends a control signal to the pressure sensor 418 and the sewer pipe pressure sensor 720 to turn them off, and to the first opening / closing valve 418c. It sends a control signal to close it. Further, the control means 420 sends a control signal to the sixth opening / closing valve 7 18 to close it, and shuts off the suction of air from the ventilation valve 7 16.
- the control means 420 sends a control signal to the water channel switching means 416 and the eighth on-off valve 802 to discharge water from the rim water discharge nozzle 407 for a predetermined time, as shown in FIG. As such, the water level in ball 406 rises to overflow water level H. At this time, the water that has flowed out of the waterway switching means 4 16 is discharged from the rim water discharge nozzle 407 through the eighth on-off valve 802.
- control means 420 stops the water discharge from the rim water discharge nozzle 407, Water is discharged from the ZET water discharge nozzle 409. Water discharge from the jet water discharge nozzle 409 causes a siphon phenomenon, and the water level in the ball 406 drops.
- the control unit 420 stops the jet water discharge, restarts the rim water discharge, and raises the water level in the ball 406 to the overflow water level H.
- the control means 420 closes the eighth on-off valve 802, the seventh on-off valve 804 and the fourth on-off valve 808 Release.
- the seventh opening / closing valve 804 By opening the seventh opening / closing valve 804, the water flowing out of the channel switching means 416 flows into the reservoir tank 805, and the water level in the reservoir tank 805 rises.
- the water in the reservoir 805 passes through the fourth on-off valve 808 and rims. Since the water is discharged from the water discharge nozzle 407 into the ball 406, the amount of water stored in the reservoir 805 becomes constant.
- control means 420 closes the seventh on-off valve 804 and the fourth on-off valve 808. Further, the control means 420 opens the ninth on-off valve 812 for a predetermined time to increase the pressure in the reservoir tank 805.
- control means 420 opens the fifth on-off valve 712.
- the fifth on-off valve 7 1 2 When the fifth on-off valve 7 1 2 is opened, the water in the reservoir tank 805 is discharged by the 5th on-off valve 7 12, the channel expansion part 4 18 b, and the second on-off valve 4 1 8d, pressure conduit 418a, jet water discharge Nozzle 409 drains into ball 406. This can clean these routes into which dirt such as urine may flow.
- control means 420 closes the fifth on-off valve 712, opens the seventh on-off valve 804 and the fourth on-off valve 808 again, and returns to the inside of the reservoir tank 805. Save water. After a predetermined amount of water is stored in the reservoir tank 805, the control means 420 stops water supply from the waterway switching means 416 and returns to the standby state.
- the urine volume measurement starts. Since the evening water level is accurately set according to the capacity of the reservoir tank, highly accurate urine volume measurement can be performed.
- the water in the reservoir tank is rapidly discharged from the rim water discharge nozzle by the pressure feeding means, so that the time required for setting the start water level can be reduced. it can.
- the flow channel such as the pressure conduit can be cleaned, so that the reliability of the operation of the toilet unit can be improved.
- the stool unit according to the ninth embodiment of the present invention is different from the stool unit of the eighth embodiment in a mechanism for setting a start water level in a ball for starting urine volume measurement. Therefore, here, only the differences from the eighth embodiment of the toilet unit according to the ninth embodiment of the present invention will be described, and the same components will be denoted by the same symbols and will not be described. .
- FIG. 45 is a sectional view of a toilet unit according to a ninth embodiment of the present invention.
- the toilet unit 900 according to the ninth embodiment of the present invention is a cabinet that houses a Western-style toilet 402 and various functional units for operating the toilet unit 900. 4 0 4 (see FIG. 24).
- the Western-style toilet 404 has a ball 406, a rim water discharge nozzle 407 for discharging washing water, a trap 408 for water-sealing the ball 406, and a trap 408. And a jet water jet nozzle 409 for jetting the washing water.
- the cabinet 404 includes water passage switching means 416 which is a water supply valve for discharging washing water supplied from water, and a pressure sensor which is a water level measuring means for measuring the hydrostatic pressure at the bottom of the ball 406.
- a control means 420 which contains the urine volume calculating means for controlling the water channel switching means 4 16 and the water channel switching means 4 16 is stored.
- An operation / display section 422 for sending a signal for operating the control means is mounted on the wall surface.
- the outlet side end of the trap section 408 is connected to a sewer pipe 426 via a drainage socket 424.
- the rim water discharge nozzle 407 is configured to discharge cleaning water from an upper portion of the ball 406 in a tangential direction of the rim to wash the wall surface of the ball 406.
- the jet water discharge nozzle 409 is configured to eject cleaning water from the bottom of the ball 406 toward the trap portion 408 to induce a siphon phenomenon in the trap portion 408.
- the pressure sensor 418 is configured to measure the hydrostatic pressure at the bottom of the ball 406, guided by a pressure conduit 418a communicating with the jet spout nozzle 409. As shown in FIG. 45, the pressure conduit 418a communicating with the jet water discharge nozzle 409 is connected to the pressure sensor 418 via the first on-off valve 418c.
- first opening / closing valve 4 18 c is configured so as to be opened by the control means 420 when the water level is measured by the pressure sensor 418 and closed when the water level is not measured.
- a silicon oil tank 908 as an equal pressure means is connected to a conduit between the first on-off valve 4 18 c and the pressure sensor 4 18 via a 10 on-off valve 9 10.
- the silicone oil tank 908 is arranged above the pressure sensor 418 and holds silicone oil. Silicon oil has a lower specific gravity than water and has the property of not mixing with water, so even if water and silicon oil come into direct contact with the conduit between the 10th on-off valve 9 10 and the silicone oil tank 9 08 These are always kept separate. In addition, since the silicon oil used has a small amount of volatile components, there is almost no loss due to evaporation or the like. Therefore, the silicon oil in the silicon oil tank 908 keeps a constant amount for a long period of time. Therefore, when the first on-off valve 418 c is closed and the tenth on-off valve 910 is opened, the pressure sensor 418 detects the pressure of the silicon oil and the water in the conduit. A constant pressure is always applied by the head. In the toilet unit of the present embodiment, using this constant pressure, The pressure sensor 4 18 is calibrated.
- the control means 420 is configured to control the waterway switching means 416 according to a user operation and a built-in program. Further, the control means has a built-in urine volume calculation means (not shown), and the urine volume calculation means uses the urine volume calculation means (not shown) to measure It is configured to determine the water level and calculate the amount of urine excreted by the user.
- the water channel switching means 4 16 is configured to alternately discharge the washing water supplied from the water from the rim water discharging nozzle 407 and the jet water discharging nozzle 409 in accordance with a control signal of the control means.
- a first outlet 9002a of the first three-way valve 902 is connected to an outlet on the rim water discharge nozzle 4 ⁇ 7 side of the waterway switching means 416.
- the second port 900b of the first three-way valve 902 is connected to the inlet 904a of a solenoid valve 904 serving as a water supply valve.
- the inflow port 904a of the solenoid valve 904 is connected to the supply source of the water supplied to the ball, and the outflow port 904b of the solenoid valve 904 is connected to the rim water discharge nozzle 407. It is connected to the.
- the inflow port 904a of the solenoid valve 904 is connected to one end of a water trap 906 bent in a U-shape. The other end of the water supply trap 906 is connected so as to communicate with a sewer pipe via a drainage socket 424.
- the third inlet / outlet 902c of the first three-way valve 902 is connected to communicate with the pressure conduit 418a via the fifth on-off valve 712.
- a drain pressure sensor 720 for monitoring pressure fluctuation in the drain is connected to the drain socket 424 via the second three-way valve 722. It is provided in.
- the sewer pipe pressure sensor 72 0 is connected to the second three-way valve 72 It is configured to communicate with the inside of the sewer pipe through the drain 2 and the drain socket 4 2 4 so that the pressure in the sewer can be measured.
- the pressure in the sewer is measured by the sewer pressure sensor 720, The measured value of the amount of stored water is corrected based on the pressure.
- the sewer pipe pressure sensor 720 is provided with the second three-way valve. It communicates with the atmosphere through 722. In the toilet unit 900 of this embodiment, the sewer pipe pressure sensor 720 is calibrated using the atmospheric pressure.
- Fig. 46 is a graph showing the action of the urinal unit 900 in the time series when urine volume measurement is performed
- Fig. 47 is a graph when the urinal unit 900 is used as a normal urinal. is there.
- the water level in the bowl 406 of the toilet unit 900 is the start water level shown by Y in Fig. 45, Operation •
- the display section 4 2 2 shows “Measurement possible”.
- the control means 420 activates the pressure sensor 418. Further, the control means 420 sends a control signal to the second three-way valve 722 and the tenth on-off valve 910 to connect the second three-way valve 722 to the second inlet / outlet 722b.
- the third entrance / exit 7 2 2 c is communicated, and the 10-th on-off valve 9 10 is opened.
- the atmospheric pressure acts on the sewer pipe pressure sensor 720
- the pressure of the silicon oil and the pressure of the water in the conduit acts on the pressure sensor 418.
- the control means 420 calibrates the drain pressure sensor 720 and the pressure sensor 418 by using the pressure which is kept almost constant at all times.
- the display on the operation / display section 4 22 changes to “measuring” to inform the user that urination may be performed.
- the control means 420 closes the tenth on-off valve 910, and connects the second three-way valve 722 to the first inlet / outlet 722a and the second outlet 722b. Make communication possible.
- the control means 420 is a first on-off valve 4 18 Send a control signal to c to release it. There is no change in the liquid level in the silicon oil tank 908 as the equal pressure means before and after the opening and closing of the 10th on-off valve 910 and the first on-off valve 418c. After the display changes to "measuring", the user urinates in ball 406. Then, as shown in FIG. 46, the water level in the ball 406 rises and reaches the water level Z.
- the control means 420 determines that urination has ended and starts calculating the urine volume. Since the calculation of the urine volume is the same as that of the fourth embodiment of the present invention, the description is omitted.
- the control means 420 closes the first on-off valve 418 c and opens the fifth on-off valve 712. Further, the control means 420 sets the pressure sensor 418 and the sewer pipe pressure sensor 720 to OFF. At the same time, the control means 420 sends a control signal to the water passage switching means 416 to start water supply from the rim side outlet. The water discharged from the rim side outlet of the waterway switching means 4 16 passes through the first inlet / outlet 90 2 a of the first three-way valve 90 2, the second inlet / outlet 72 2 c, and the fifth opening / closing Reach valve 7 1 2.
- the water that has reached the fifth on-off valve 712 is discharged into the ball 406 through the pressure conduit 418 a and the jet water discharge nozzle 409. Thereby, the pressure conduit 418 a and the jet water discharge nozzle 409 are washed.
- the control means 420 closes the fifth on-off valve 712 and opens the solenoid valve 904. Further, the control means 420 switches the first three-way valve 902 so that the first entrance 902a and the second entrance 902b communicate with each other. As a result, the water discharged from the rim side outlet of the waterway switching means 4 16 is discharged from the rim water discharge nozzle 407 because the first three-way valve 902 and the solenoid valve 904 are closed. You. This rim water supply As a result, as shown in FIG.
- the control means 420 closes the solenoid valve 904, further switches the water path switching means 416 to the jet water supply side, and discharges ice from the jet water nozzle 409. .
- the jetting of the jet causes a siphon phenomenon, whereby the water in the ball 406 is sucked, and the amount of water stored in the ball 406 becomes almost zero.
- the control means 420 switches the water channel switching means 416 to the rim water supply side, further opens the solenoid valve 904, and starts rim water supply again.
- the rim water is supplied for a predetermined time, and when the water level in the ball 406 reaches the start water level Y, the control means 420 sends a control signal to the solenoid valve 904 to cause the solenoid valve 904 to go off. Also, since the solenoid valve 904 is rapidly opened upon receiving the control signal, the amount of water flowing in by the rim water supply for a predetermined time becomes constant, and the stop water level Y is set accurately.
- the solenoid valve 904 when the solenoid valve 904 is released, the water flowing out of the second inlet / outlet 902 b of the first three-way valve 902 flows into the water supply trap 906, and the drainage socket 4 2 Drained through 4 to drain 4 4 6. In this way, when the solenoid valve 904 is opened, the water flowing into the solenoid valve 904 flows into the water supply trap 906 and is discharged to the sewer pipe 426, so that the solenoid valve 904 is opened. Even if 4 is closed abruptly, there will be no adverse effects such as war, evening and hammer.
- the control means 420 Switch the water channel switching means 4 16 to the rim water supply side, open the solenoid valve 904, and open the first three-way valve 902 to the first entrance 90 2a and the second entrance 90 2b Switch to communicate. As a result, rim water supply is performed, and the water level in the ball 406 rises to the overflow water level H.
- the control means 420 stops the rim water supply, and changes the display of the operation / display section 422 to "defecation possible". After defecation, when the user operates the operation / display unit 42 2 washing switch (not shown), the display of the operation / display unit 4 22 changes to “Under preparation” and the toilet cleaning operation starts. Is done.
- the toilet flushing action is the same as the action at the time of urine volume measurement described above, and a description thereof will be omitted.
- the rim water supply can be rapidly stopped by the solenoid valve serving as a water supply valve, so that the water level Y for urine volume measurement is set with high accuracy. be able to.
- the start water level Y is set by closing the solenoid valve.
- the pressure sensor may be activated at times, and the solenoid valve may be closed at the moment when the pressure sensor detects the start water level Y. According to this configuration, the start water level Y can be accurately set even when the flow rate of the rim supply water is not constant.
- the water level Y is set only by the rim water supply for a predetermined time, but as a modified example, the auxiliary water supply means ( (Not shown) to fine-tune the start water level Y.
- a rough star Set the water level Y in advance, and then supply water into the ball while measuring the water level with a pressure sensor using an auxiliary water supply means (not shown) to finely adjust the water level ⁇ .
- water discharged into the ball when the nozzle of the local cleaning device performs a self-cleaning operation or the like can be used as an auxiliary water supply means (not shown). it can.
- the toilet bowl unit which can simply and highly reliably know the excreted urine volume and the related index simply by urinating in the toilet. Further, according to the toilet bowl unit of the present invention, the time lag required for measurement preparation is small, so that the urination operation is easy to use, the unit price per measurement is low, and high accuracy urine volume estimation is performed with high reliability. It can be realized by.
- the toilet bowl unit of the present invention it is possible to measure urine volume with high accuracy without making a significant change to the structure of a normal toilet bowl.
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005507328A JP3876919B2 (ja) | 2003-06-23 | 2004-06-23 | 大便器ユニット |
US11/313,533 US20060096017A1 (en) | 2003-06-23 | 2005-12-20 | Flush toilet unit |
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2003177630 | 2003-06-23 | ||
JP2003-177630 | 2003-06-23 | ||
JP2003-428938 | 2003-12-25 | ||
JP2003428938 | 2003-12-25 | ||
JP2003432440 | 2003-12-26 | ||
JP2003-432440 | 2003-12-26 |
Related Child Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
US11/313,533 Continuation US20060096017A1 (en) | 2003-06-23 | 2005-12-20 | Flush toilet unit |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2004113630A1 true WO2004113630A1 (ja) | 2004-12-29 |
Family
ID=33545093
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2004/009232 WO2004113630A1 (ja) | 2003-06-23 | 2004-06-23 | 大便器ユニット |
Country Status (3)
Country | Link |
---|---|
US (1) | US20060096017A1 (ja) |
JP (1) | JP3876919B2 (ja) |
WO (1) | WO2004113630A1 (ja) |
Cited By (8)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007077755A (ja) * | 2005-09-16 | 2007-03-29 | Toto Ltd | 排尿情報測定便器 |
JP2007092322A (ja) * | 2005-09-27 | 2007-04-12 | Toto Ltd | 排尿情報測定便器 |
JP2007327307A (ja) * | 2006-06-09 | 2007-12-20 | Toto Ltd | 生体情報測定便器 |
JP2016064083A (ja) * | 2014-09-26 | 2016-04-28 | Toto株式会社 | 排泄情報測定装置 |
JP2016064084A (ja) * | 2014-09-26 | 2016-04-28 | Toto株式会社 | 排泄情報測定装置 |
WO2018092389A1 (ja) * | 2016-11-18 | 2018-05-24 | シャープ株式会社 | 尿情報処理装置、尿情報処理システム、および制御プログラム |
JP2018108327A (ja) * | 2016-12-28 | 2018-07-12 | サイマックス株式会社 | 健康モニタリングシステム、健康モニタリング方法および健康モニタリングプログラム |
WO2018207711A1 (ja) * | 2017-05-09 | 2018-11-15 | サイマックス株式会社 | 健康モニタリングシステム、健康モニタリング方法および健康モニタリングプログラム |
Families Citing this family (33)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US20100121161A1 (en) * | 2007-04-17 | 2010-05-13 | Boston Scientific Scimed, Inc. | Ambulatory Urodynamics |
JP5013316B2 (ja) * | 2007-06-28 | 2012-08-29 | Toto株式会社 | 水洗大便器 |
AU2009219339B2 (en) * | 2008-02-25 | 2013-06-27 | As Ip Holdco, L.L.C. | High performance toilet capable of operation at reduced flush volumes |
US9487941B2 (en) | 2008-02-25 | 2016-11-08 | As America, Inc. | High performance toilets capable of operation at reduced flush volumes |
JP5601570B2 (ja) * | 2009-08-06 | 2014-10-08 | Toto株式会社 | 衛生洗浄装置 |
JP5741857B2 (ja) * | 2009-08-06 | 2015-07-01 | Toto株式会社 | 衛生洗浄装置 |
EP2305903A1 (en) * | 2009-09-28 | 2011-04-06 | Toto Ltd. | Washing device for user's private parts |
IL201925A (en) * | 2009-11-04 | 2012-06-28 | Tal Yaakov Kaikov | Toilet flushing method and system |
USD635219S1 (en) | 2010-04-20 | 2011-03-29 | Zurn Industries, LCC | Flush valve actuator |
US8769730B2 (en) * | 2011-02-15 | 2014-07-08 | Liberty Pumps, Inc. | Macerating apparatus and method |
KR101234341B1 (ko) | 2011-04-25 | 2013-02-15 | 김창호 | 절수장치를 갖는 양변기 |
CN102865912B (zh) * | 2012-09-07 | 2014-12-10 | 珠海沃姆电子有限公司 | 动态尿液监测器及动态尿液监测仪 |
RU2651599C2 (ru) | 2013-04-18 | 2018-04-23 | Сиамп Седап | Водосберегающий унитаз |
KR101318814B1 (ko) | 2013-07-30 | 2013-10-16 | 계림요업주식회사 | 사이펀 차단용 공기 배출홈이 형성된 변기트랩 |
US9631352B2 (en) | 2014-03-03 | 2017-04-25 | A. Shane Alcorn | Toilet having auxiliary discharge path and valve |
US9719239B2 (en) | 2014-03-18 | 2017-08-01 | Kohler India Corporation Private Limited | Dual-jet toilet |
WO2015143391A1 (en) | 2014-03-21 | 2015-09-24 | Kohler Co. | Toilet comprising a jet hole |
GB201411491D0 (en) * | 2014-06-27 | 2014-08-13 | Randox Lab Ltd | Liquid sample collection device |
US10138624B1 (en) | 2015-02-04 | 2018-11-27 | A. Shane Alcorn | Actuation apparatus |
US11072917B2 (en) | 2015-02-04 | 2021-07-27 | A. Shane Alcorn | Actuation apparatus |
KR101630395B1 (ko) * | 2015-06-19 | 2016-06-14 | (주)에스엠테크 | 운전상태 분석알고리즘에 의한 수충격 방지시스템 |
US20170191859A1 (en) * | 2016-01-06 | 2017-07-06 | David R. Hall | Method For Acquiring Health Information From The Hydraulic Circuit Of A Toilet |
JP2018109285A (ja) * | 2016-12-28 | 2018-07-12 | 株式会社Lixil | 便器 |
US11287415B2 (en) * | 2016-12-30 | 2022-03-29 | Withings | Urine home analyser |
EP3641644A4 (en) * | 2017-06-23 | 2021-07-28 | Voyant Diagnostics, Inc. | MEDICAL DIAGNOSTIC SYSTEM AND PROCEDURE |
US11912213B2 (en) * | 2018-05-01 | 2024-02-27 | Thetford Bv | Discharge device for vehicle wastewater management system |
CN109098243B (zh) * | 2018-07-19 | 2024-04-02 | 厦门瑞尔特卫浴科技股份有限公司 | 一种带有简易冲刷装置的马桶及马桶冲洗方法 |
US11230832B2 (en) * | 2018-08-30 | 2022-01-25 | Kohler Co. | Toilet system |
FR3095458B1 (fr) * | 2019-04-29 | 2022-11-04 | Jcdecaux Sa | installation sanitaire a lavage automatique. |
WO2021141561A1 (en) * | 2020-01-06 | 2021-07-15 | Sayden Serbest Muhasebeci Mali Musavirlik Limited Sirketi | Universal toilet bowl/urinal-like uroflowmetry system measuring with real-time volume increase principle |
CN111413020B (zh) * | 2020-04-08 | 2021-07-20 | 九牧厨卫股份有限公司 | 一种马桶冲力检测方法 |
CN213477062U (zh) * | 2020-06-30 | 2021-06-18 | 骊住(中国)投资有限公司 | 坐便器 |
US20220163370A1 (en) * | 2020-11-24 | 2022-05-26 | Medic, Inc. | Analytical Toilet with Pressure Sensor |
Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07216963A (ja) * | 1994-02-01 | 1995-08-15 | Matsushita Electric Ind Co Ltd | 便座装置 |
JPH08299348A (ja) * | 1995-05-02 | 1996-11-19 | Inax Corp | 排泄量測定装置 |
JPH1037284A (ja) * | 1996-07-25 | 1998-02-10 | Omron Corp | 小便器用洗浄システム |
JPH1082783A (ja) * | 1996-09-06 | 1998-03-31 | Inax Corp | 排尿量測定装置 |
JPH1094537A (ja) * | 1996-09-24 | 1998-04-14 | Inax Corp | 排尿量測定装置 |
JP2000064391A (ja) * | 1998-08-17 | 2000-02-29 | Rinfuoosu Kogyo Kk | 水洗便器の給気装置 |
JP2002186601A (ja) * | 2000-12-22 | 2002-07-02 | Tanita Corp | 排尿計測装置 |
Family Cites Families (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US1419498A (en) * | 1919-05-08 | 1922-06-13 | Alexander D Grant | Sanitary flush bowl |
US4086668A (en) * | 1976-04-12 | 1978-05-02 | Tubbs Elton H | Water closet |
US5204999A (en) * | 1989-03-30 | 1993-04-27 | Toto Ltd. | Flush water supply system for toilet stool |
US5634217A (en) * | 1995-05-03 | 1997-06-03 | Silva; Robert | Urine disposal device |
DE59802920D1 (de) * | 1997-10-01 | 2002-03-14 | Brand Gerhart Rosemarie | Vorrichtung zum automatischen auslösen eines spülungsvorganges bei urinalen oder ähnlichen sanitärtechnischen einrichtungen |
-
2004
- 2004-06-23 WO PCT/JP2004/009232 patent/WO2004113630A1/ja active Application Filing
- 2004-06-23 JP JP2005507328A patent/JP3876919B2/ja active Active
-
2005
- 2005-12-20 US US11/313,533 patent/US20060096017A1/en not_active Abandoned
Patent Citations (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPH07216963A (ja) * | 1994-02-01 | 1995-08-15 | Matsushita Electric Ind Co Ltd | 便座装置 |
JPH08299348A (ja) * | 1995-05-02 | 1996-11-19 | Inax Corp | 排泄量測定装置 |
JPH1037284A (ja) * | 1996-07-25 | 1998-02-10 | Omron Corp | 小便器用洗浄システム |
JPH1082783A (ja) * | 1996-09-06 | 1998-03-31 | Inax Corp | 排尿量測定装置 |
JPH1094537A (ja) * | 1996-09-24 | 1998-04-14 | Inax Corp | 排尿量測定装置 |
JP2000064391A (ja) * | 1998-08-17 | 2000-02-29 | Rinfuoosu Kogyo Kk | 水洗便器の給気装置 |
JP2002186601A (ja) * | 2000-12-22 | 2002-07-02 | Tanita Corp | 排尿計測装置 |
Cited By (9)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2007077755A (ja) * | 2005-09-16 | 2007-03-29 | Toto Ltd | 排尿情報測定便器 |
JP2007092322A (ja) * | 2005-09-27 | 2007-04-12 | Toto Ltd | 排尿情報測定便器 |
JP2007327307A (ja) * | 2006-06-09 | 2007-12-20 | Toto Ltd | 生体情報測定便器 |
JP2016064083A (ja) * | 2014-09-26 | 2016-04-28 | Toto株式会社 | 排泄情報測定装置 |
JP2016064084A (ja) * | 2014-09-26 | 2016-04-28 | Toto株式会社 | 排泄情報測定装置 |
WO2018092389A1 (ja) * | 2016-11-18 | 2018-05-24 | シャープ株式会社 | 尿情報処理装置、尿情報処理システム、および制御プログラム |
JPWO2018092389A1 (ja) * | 2016-11-18 | 2019-10-10 | シャープ株式会社 | 尿情報処理装置、尿情報処理システム、および制御プログラム |
JP2018108327A (ja) * | 2016-12-28 | 2018-07-12 | サイマックス株式会社 | 健康モニタリングシステム、健康モニタリング方法および健康モニタリングプログラム |
WO2018207711A1 (ja) * | 2017-05-09 | 2018-11-15 | サイマックス株式会社 | 健康モニタリングシステム、健康モニタリング方法および健康モニタリングプログラム |
Also Published As
Publication number | Publication date |
---|---|
JPWO2004113630A1 (ja) | 2006-07-20 |
JP3876919B2 (ja) | 2007-02-07 |
US20060096017A1 (en) | 2006-05-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JP3876919B2 (ja) | 大便器ユニット | |
JP3876925B2 (ja) | 大便器ユニット | |
JP2013090748A (ja) | 排尿情報測定装置 | |
US9521974B2 (en) | Urine flow meter incorporating a weight sensor with arrangement of siphoning and solenoid valve to start and stop rinsing of urine container automatically | |
JP4329123B2 (ja) | 尿分析方法 | |
JP3814827B2 (ja) | 大便器ユニット | |
JP3876926B2 (ja) | 大便器ユニット | |
JP3876924B2 (ja) | 大便器ユニット | |
JP2007077755A (ja) | 排尿情報測定便器 | |
JP4591108B2 (ja) | 排泄物情報測定大便器 | |
JP2006266079A (ja) | 大便器ユニット | |
JP2011027733A (ja) | 尿採取装置 | |
WO2019203744A2 (en) | Uroflowmetry system operating with dual cell technology and by the method of urinating into the water | |
JP2005264624A (ja) | 尿量測定大便器 | |
JP2008008133A (ja) | 排尿情報測定装置 | |
JP4736118B2 (ja) | 排尿情報測定便器 | |
JP2005106621A (ja) | 便器ユニット | |
JP4395891B2 (ja) | 排尿情報測定大便器 | |
JP2018062773A (ja) | 生体情報測定装置 | |
JP2006094904A (ja) | 生体情報測定装置 | |
JP6425118B2 (ja) | 大便器ユニット | |
TR2022013494A2 (tr) | İdrar testi̇ i̇çi̇n test tüpü takilabi̇len pi̇suvar | |
JP2007285007A (ja) | 生体情報測定便器 | |
JP2021038529A (ja) | 生体情報測定装置 | |
JP2005106620A (ja) | 便器ユニット |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
AK | Designated states |
Kind code of ref document: A1 Designated state(s): AE AG AL AM AT AU AZ BA BB BG BR BW BY BZ CA CH CN CO CR CU CZ DE DK DM DZ EC EE EG ES FI GB GD GE GH GM HR HU ID IL IN IS JP KE KG KP KR KZ LC LK LR LS LT LU LV MA MD MG MK MN MW MX MZ NA NI NO NZ OM PG PH PL PT RO RU SC SD SE SG SK SL SY TJ TM TN TR TT TZ UA UG US UZ VC VN YU ZA ZM ZW |
|
AL | Designated countries for regional patents |
Kind code of ref document: A1 Designated state(s): BW GH GM KE LS MW MZ NA SD SL SZ TZ UG ZM ZW AM AZ BY KG KZ MD RU TJ TM AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HU IE IT LU MC NL PL PT RO SE SI SK TR BF BJ CF CG CI CM GA GN GQ GW ML MR NE SN TD TG |
|
121 | Ep: the epo has been informed by wipo that ep was designated in this application | ||
WWE | Wipo information: entry into national phase |
Ref document number: 2005507328 Country of ref document: JP |
|
WWE | Wipo information: entry into national phase |
Ref document number: 11313533 Country of ref document: US |
|
WWP | Wipo information: published in national office |
Ref document number: 11313533 Country of ref document: US |
|
122 | Ep: pct application non-entry in european phase |