CN102470063A - Device for detecting excreta for diaper using capacitance sensor - Google Patents
Device for detecting excreta for diaper using capacitance sensor Download PDFInfo
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- CN102470063A CN102470063A CN2009801606980A CN200980160698A CN102470063A CN 102470063 A CN102470063 A CN 102470063A CN 2009801606980 A CN2009801606980 A CN 2009801606980A CN 200980160698 A CN200980160698 A CN 200980160698A CN 102470063 A CN102470063 A CN 102470063A
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- diaper
- electrostatic capacitance
- checkout gear
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/42—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators with wetness indicator or alarm
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61F—FILTERS IMPLANTABLE INTO BLOOD VESSELS; PROSTHESES; DEVICES PROVIDING PATENCY TO, OR PREVENTING COLLAPSING OF, TUBULAR STRUCTURES OF THE BODY, e.g. STENTS; ORTHOPAEDIC, NURSING OR CONTRACEPTIVE DEVICES; FOMENTATION; TREATMENT OR PROTECTION OF EYES OR EARS; BANDAGES, DRESSINGS OR ABSORBENT PADS; FIRST-AID KITS
- A61F13/00—Bandages or dressings; Absorbent pads
- A61F13/15—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators
- A61F13/44—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators with radio-opaque material or signalling means for residual material
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- Epidemiology (AREA)
- Engineering & Computer Science (AREA)
- Biomedical Technology (AREA)
- Heart & Thoracic Surgery (AREA)
- Vascular Medicine (AREA)
- Life Sciences & Earth Sciences (AREA)
- Animal Behavior & Ethology (AREA)
- General Health & Medical Sciences (AREA)
- Public Health (AREA)
- Veterinary Medicine (AREA)
- Absorbent Articles And Supports Therefor (AREA)
- Orthopedics, Nursing, And Contraception (AREA)
Abstract
The present invention relates to a device for detecting excreta for a diaper, and more particularly to a device for detecting excreta for a diaper using a capacitance sensor which senses the inner side of a diaper for excretions in a contactless manner for a baby who cannot yet go to stool alone, or an elderly person or a critical patient who is less mobile, and gives an informing signal such as a lamp, a buzzer, vibrations, and the like to a caregiver. The detecting device comprises: (a) a printed circuit board having a capacitance sensor circuit; (b) a power supply which is located on the printed circuit board and supplies the electricity for driving the detecting device; (c) an electrode which is located on the lower side of the printed circuit board and senses the capacitance variation of the diaper; (d) an output which is located on the printed circuit board and indicates the capacitance variation sensed by the electrode as a signal; (e) a controller which is located on the printed circuit board and controls the operative relationship of the capacitance sensor circuit, the power supply, the electrode, and the output; and (f) a case covering the printed circuit board.
Description
Technical field
The present invention relates to diaper with urinating just checkout gear; More specifically relate to utilize electrostatic capacitance sensor diaper with urinating just checkout gear; Detect after having or not of the inner defecation of the child that can't differentiate defecation, handicapped old weak person or heavy patient's diaper with the noncontact mode, give the protector through lamp, buzzer, vibration untill further notice signalisation.
Background technology
Handicapped child, old weak person, heavy patient etc. dress diaper often.Yet; Grasp can't clearly be expressed the method major part of drainage state of the diaper wearer of the meaning and carry out through olfactory sensation or vision; But nearest diaper has improved seal; Therefore be not easy to grasp the drainage state, confirm that through naked eyes it is thing very numerous and diverse and trouble that diaper grasps that Excreta has or not often through olfactory sensation.And if the Excreta of the untimely affirmation diaper of protector wearer has or not, then wearer is in the state of draining defecation, so the worry of dermatosis such as not only unhygienic but also existence generation eczema.
In order to address this is that, invented the diaper that various pick offs are installed.
The defecation checkout gear of invention used humidity sensor (korean registered utility model 20-0147256 number), gas sensor (Korea S's publication 10-2005-0081121 number), temperature sensor (korean registered utility model 20-0414605 number) etc. in the past.
The mode of utilizing humidity sensor is to detect resistance or the moisture itself that changes because of the moisture that comprises in the defecation.Utilize the defecation checkout gear of humidity sensor to need directly to contact with the diaper that defecation is touched; Therefore exist in case be stained with the trouble that defecation just all need be washed at every turn, have the shortcoming that possibly be damaged because of moisture and the ammonia etc. that are included in the defecation.Above-mentioned detection device can also be inserted into the mats inside of diaper, but in the case, can't re-use the sensor on the characteristic of disposable diaper, therefore has the very high shortcoming of manufacturing unit price of diaper.
Though the mode that detects abnormal smells from the patient or gas has the advantage of non-contact detecting mode,, therefore there is the shortcoming that is difficult to miniaturization in order to improve the catalyst that the power of test of gas needed to use a large amount of high prices.In addition, not only the abnormal smells from the patient to defecation responds, and to smoke, various diet abnormal smells from the patient, stink with perspiration etc. also reaction sensitively, therefore has the problem because of the environmental factors misoperation.
The defecation checkout gear of serviceability temperature pick off detects the temperature of the diaper that rises because of defecating or urinating and exports signal, distinguishes stool and urine according to refrigerative again speed in the unit interval.Though this method has the simple advantage of manufacturing, for defecation in a small amount, because variations in temperature is little, the shortcoming that therefore exists power of test to descend.
In the defecation checkout gear, detect the urine notification signal of exporting to the protector afterwards that has or not just and mainly be made up of sound such as music or buzzers, therefore child in the sleep or old weak person, heavy patient might get a fright because of the sound that sends suddenly.In addition, the protector away from situation, situation that door is closed, exist the situation etc. of noise to be difficult to detect above-mentioned signal down.
In addition, electrostatic capacitance is to represent through the electric capacity between mutual opposed two electrodes usually, needs and will be set to diaper inside with the mutual opposed electrode of the electrode that is formed at the checkout gear bottom surface.
The open communique US2005/0195085 of United States Patent (USP) relates to the just checkout gear of urine that utilizes four pairs of conductivity sensor and a pair of electrostatic capacitance sensor; Wherein, Three pairs of conductivity sensor are used for detecting urine, and remaining a pair of conductivity sensor and a pair of electrostatic capacitance sensor are used for detecting stool.But, exist size to become big shortcoming, and under the situation that user is lain down with the state of dressing, health is applied stimulation physically because of a plurality of pick off checkout gears, therefore there is awkward shortcoming.
To this; The result that the application's inventor constantly makes great efforts in order to address the above problem; Confirming to have accomplished the present invention to following situation, that is, will be that electrode variation, electrostatic capacitance sensor that benchmark detects the inner electrostatic capacitance value of diaper is formed on separately under the situation of tellite bottom with the electrostatic capacitance value of dry diaper state; Be attached to the outside of diaper even will comprise the checkout gear of above-mentioned electrostatic capacitance sensor; Also have excellent detection urine ability just, and do not have the pollution that produces because of Excreta, can use repeatedly repeatedly.
Summary of the invention
The object of the present invention is to provide a kind of diaper with urinating just checkout gear, not only have excellent sensitivity, and can be loaded and unloaded on the outside of diaper simply, and can use repeatedly.
To achieve these goals, the present invention provides a kind of diaper that utilizes electrostatic capacitance sensor with urinating just checkout gear, it is characterized in that, comprising: (a) tellite is formed with electrostatic capacitance sensor circuit part; (b) power supply unit is positioned on the above-mentioned tellite, supplies with the electric power that is used to drive checkout gear; (c) electrode part is positioned under the above-mentioned tellite, detects the electrostatic capacitance change of diaper; (d) efferent is positioned on the above-mentioned tellite, shows the electrostatic capacitance change that is detected by above-mentioned electrode part through signal; (e) control part is positioned on the above-mentioned tellite, controls the action relationships of above-mentioned electrostatic capacitance sensor circuit part, above-mentioned power supply unit, above-mentioned electrode part and above-mentioned efferent; And (f) housing, cover above-mentioned tellite.
The present invention provides a kind of diaper that utilizes electrostatic capacitance sensor with urinating just checkout gear, it is characterized in that, comprising: (a) tellite is formed with electrostatic capacitance sensor circuit part; (b) power supply unit is positioned on the above-mentioned tellite, supplies with the electric power that is used to drive transmitter; (c) electrode part is formed under the above-mentioned tellite, detects the electrostatic capacitance change of diaper; (d) sending part is positioned on the above-mentioned tellite, sends the electrostatic capacitance change signal that is detected by above-mentioned electrode part to receptor; (e) send control part, be positioned on the above-mentioned tellite, control the action relationships of above-mentioned electrostatic capacitance sensor circuit part, above-mentioned power supply unit, above-mentioned electrode part and above-mentioned sending part; (f) transmitter comprises the housing that covers above-mentioned tellite; And receptor, wherein, this receptor comprises: (a) acceptance division receives the signal by the sending part transmission of above-mentioned transmitter; (b) power supply unit is supplied with the electric power that is used to drive receptor; (c) efferent shows the electrostatic capacitance change signal that is received by above-mentioned acceptance division; (d) receive control part, control the action relationships of above-mentioned acceptance division, above-mentioned power supply unit, above-mentioned efferent and above-mentioned power supply unit; And (e) housing, cover above-mentioned acceptance division, above-mentioned power supply unit, above-mentioned efferent and above-mentioned reception control part.
Other characteristics of the present invention and realization example are to become clearer and more definite through following detailed description and appended claim.
Description of drawings
Fig. 1 be illustrate utilize the electrostatic capacitance sensor that one embodiment of the invention relate to diaper with urinating the just figure on the top of the tellite of checkout gear.
Fig. 2 illustrates the diaper that utilizes the electrostatic capacitance sensor that one embodiment of the invention relate to the photo of urinating the just checkout gear front and the back side.
Fig. 3 be illustrate utilize the electrostatic capacitance sensor that one embodiment of the invention relate to diaper with urinating the just figure of the circuit of checkout gear.
Fig. 4 be illustrate utilize the electrostatic capacitance sensor that one embodiment of the invention relate to diaper with urinating the just block diagram of the formation of checkout gear.
Fig. 5 is with urinating the photo that just checkout gear is attached to diaper with the diaper of the electrostatic capacitance sensor that utilizes one embodiment of the invention to relate to.
Fig. 6 be illustrate utilize the electrostatic capacitance sensor that one embodiment of the invention relate to diaper with urinating the just figure of the attachment position of checkout gear on diaper.
The specific embodiment
Be conceived in the present invention: comprise that tellurian all materials of human body and the earth form virtual ground (Visual Ground), therefore dress between the people of diaper and checkout gear that the present invention relates to and the earth and form virtual ground.Promptly; Formed single electrode can be regarded as (+) utmost point on the checkout gear with urinating just at the diaper of the electrostatic capacitance sensor that utilization the present invention relates to; The people who dresses diaper can be regarded as (-) utmost point; Therefore, the electrostatic capacitance between two electrodes of diaper changes because of the humidity that is present in two diapers between the electrode.
Therefore, the diaper that utilizes electrostatic capacitance sensor that a kind of viewpoint of the present invention relates to is characterized in that with urinating just checkout gear, comprising: (a) tellite is formed with electrostatic capacitance sensor circuit part; (b) power supply unit is positioned on the above-mentioned tellite, supplies with the electric power that is used to drive checkout gear; (c) electrode part is positioned under the above-mentioned tellite, detects the electrostatic capacitance change of diaper; (d) efferent is positioned on the above-mentioned tellite, shows the electrostatic capacitance change that is detected by above-mentioned electrode part through signal; (e) control part is positioned on the above-mentioned tellite, controls the action relationships of above-mentioned electrostatic capacitance sensor circuit part, above-mentioned power supply unit, above-mentioned electrode part and above-mentioned efferent; And (f) housing, cover above-mentioned tellite.
In the present invention, above-mentioned electrostatic capacitance sensor is the term that comprises electrostatic capacitance sensor circuit part and electrode part notion.
Child's stool contains a large amount of moisture, and the diaper that therefore utilizes the electrostatic capacitance sensor that the present invention relates to not only can detect and urinates and can detect stool with urinating just checkout gear.
Below, the diaper that utilizes electrostatic capacitance sensor that present invention will be described in detail with reference to the accompanying relates to uses urinates just checkout gear for as follows.
Fig. 1 illustrates the diaper that utilizes the electrostatic capacitance sensor that one embodiment of the invention relate to urinating the just figure on the top of the tellite of checkout gear, and Fig. 2 illustrates the diaper that utilizes the electrostatic capacitance sensor that one embodiment of the invention relate to the figure that urinates the just checkout gear front and the back side.
The electrostatic capacitance sensor circuit part 10 that is formed on the above-mentioned tellite 20 can comprise (with reference to Fig. 3) such as oscillating element, impulse scalers; So that just arrive under the situation of diaper at wearer urine, detection is because of being contained in the moisture magnitude of current that change, that flow through diaper of urine in just.
Above-mentioned oscillating element is used to produce pulse signal, and the cycle and the dutycycle of the pulse that is produced change along with impedance.Above-mentioned oscillating element can use NE555 chip commonly used etc.
Above-mentioned impulse scaler is counted the signal frequency in preset time and is transmitted to control part (MCU), and therefore, control part 60 can judge that according to said frequencies urine just has or not.
Under above-mentioned tellite 20, be formed with the electrode part (not shown) of the electrostatic capacitance change that can detect diaper.Above-mentioned electrode part comprises the single electrode of conductive sheet shape.Above-mentioned electrode is so long as electric conductor; Just can not having particular restriction ground utilizes; Can enumerate silver, copper, ferrum, aluminum, lead, manganese etc., just not limit its shape and size as long as above-mentioned electrode can be realized electrode function, above-mentioned electrode can form in the manufacture process of tellite 20.
The resistance R of electrode part and capacitor C are passed through oscillating element realization charging and discharge, its result, and generation is vibrated and is exported with frequency and oscillation amplitude change.Because resistance value is fixed, therefore export the signal of different frequency and amplitude through the variation of capacitance, control part is kept watch on the variation of this signal and is judged having or not of defecation.
Like top record; Just the people that formed single electrode can be regarded as (+) utmost point on the checkout gear with urinating at the diaper of the electrostatic capacitance sensor that utilization the present invention relates to, dress diaper can be regarded as (-) utmost point, and two interelectrode electrostatic capacitances change because of the humidity amount that is present in the diaper between two electrodes.
Be attached with Velcro band (velcro tape) 80 on the above-mentioned electrode part, so that can checkout gear is attached to diaper with urinating just with above-mentioned diaper.Because a side of above-mentioned Velcro band 80 has bonding agent, therefore can be attached to electrode part easily.
On above-mentioned tellite 20, can also be formed with power supply unit 30, efferent 50, control part 60, on and off switch 70, their position does not have particular restriction.
Above-mentioned power supply unit 30 is used to supply with the electric power that drives checkout gear 100, can utilize normally used battery.
Above-mentioned power supply unit 30 is not continuous supply capability but periodically supply capability, extending battery life thus to electrostatic capacitance sensor circuit part 10, control part 60, efferent 50, electrode part etc.
Above-mentioned efferent 50 is used for being presented at the electrostatic capacitance change that electrode part detects; If detect electrostatic capacitance change by above-mentioned electrode part; Then, can above-mentioned electrostatic capacitance change be exported through signals such as lamp, buzzer (music), vibrations through after the control part 60 reception electrostatic capacitance change notification signals.User can select the suitable way of output and intensity to use the output of above-mentioned signal as required.
Above-mentioned lamp 54 can utilize LED, and preferred above-mentioned buzzer 52 can be regulated volume, so that wearer is not waken up because of signal in sleep or got a fright.
In addition, above-mentioned efferent 50 can be according to output cycle and output time and is periodically exported signal.Selection according to user can be regulated above-mentioned output cycle and output time.The sleep of considering the diaper wearer hinders factor, aneroid battery service time etc., preferably one minute be to export in the cycle in the signal 5 seconds.
Above-mentioned control part 60 is used to control the action relationships of above-mentioned electrostatic capacitance sensor circuit part 10, above-mentioned power supply unit 30, above-mentioned electrode part and above-mentioned efferent 50; Write down the detection rank (electrostatic capacitance value) of dry diaper during initial energized; After some cycles driving oscillating element; To detect other variation of level and compare, under the situation of variable quantity, generate the electrostatic capacitance change notification signal more than or equal to certain level with original level.
Above-mentioned control part 60 generates the electrostatic capacitance change notification signal and sends to efferent 50 after electrode part receives the electrostatic capacitance change detection signal.In addition, if receive new electrostatic capacitance change detection signal, the notification signal before then removing, and generate new notification signal and send to efferent.
In above-mentioned control part 60, be built-in with ADC (Analog-Digital Converter: analogue-to-digital converters), therefore can convert the voltage level of analog form into numeral, represent having or not of defecation through the magnitude of voltage that converts numeral to.
That is, the urine that the present invention relates to is installed just after the checkout gear on exsiccant diaper, if energized, then above-mentioned control part 60 is kept watch on the output valve of oscillating elements and this output valve is come record as reference value.Afterwards, with about 3 seconds be the cycle in the oscillating circuit supply power 0.2 second, keep watch on the output valve of oscillating element, should value and reference value compare, under the situation of " changing value is more than the certain level ", export the defecation detection signal.
The benchmark of the changing value of above-mentioned certain level can be set arbitrarily, when checkout gear is urinated just in manufacturing, can particular value be programmed in the control part 60, independent selector switch perhaps is set, so that user can be regulated as required.
Therefore, above-mentioned control part 60 can be regulated the sensitivity of the electrode part that constitutes electrostatic capacitance sensor as required through changing the benchmark of above-mentioned changing value.
For example, even checkout gear is installed in the wearer recumbency positive end that the position that health is not applied stimulation is a diaper or side etc.,, then also can improve the verification and measurement ratio of defecation if improve the sensitivity of electrostatic capacitance sensor.
In addition, at the healthiness condition of wearer skin sensitivity and need on eczema or the health to take place easily under the situation of frequent changing babies' napkin for example, also can the output notice signal for the defecation that is not easy detected minute quantity.
Otherwise,, can reduce the use number of disposable diaper thus to the defecation of trace output notice signal not.
Promptly; The diaper of the electrostatic capacitance sensor that utilization the present invention relates to urinate just checkout gear can with by force/in/weak three phases regulates the sensitivity of electrode; Wearer be the situation of infant promptly select strong under the less situation of urine amount or in; So that also can detect, under wearer is old weak person or patient's situation, can selecting or a little less than.
Above-mentioned on and off switch 70 is used for connecting (on) or breaks off (off) and utilize the diaper usefulness of above-mentioned electrostatic capacitance sensor to urinate the just power supply of checkout gear 100.
Above-mentioned housing 90 is used to cover above-mentioned tellite 20, the function and the aesthetic function that have protection tellite 20 and be formed on electrostatic capacitance sensor circuit part 10 on the above-mentioned tellite, power supply unit 30, efferent 50, control part 60 etc.Above-mentioned housing 90 does not cover the electrode part that is formed under the tellite 20 and attached to the Velcro band 80 on the electrode part.
The diaper of the electrostatic capacitance sensor that utilization the present invention relates to can append in a side of above-mentioned housing 90 and diaper is installed adheres to and use auxiliary unit with urinating just checkout gear 100.Above-mentioned auxiliary unit is used for above-mentioned detection device 100 is attached to the diaper of the material that Velcro band 80 can't adhere to, and can safety pin etc. be installed on a plurality of connecting rings that are formed on above-mentioned housing 90.Above-mentioned auxiliary unit can freely be loaded and unloaded as required.
The diaper that utilizes electrostatic capacitance sensor that the present invention relates to is characterized in that with urinating just checkout gear, comprising: (a) tellite is formed with electrostatic capacitance sensor circuit part; (b) power supply unit is positioned on the above-mentioned tellite, supplies with the electric power that is used to drive transmitter; (c) electrode part is formed under the above-mentioned tellite, detects the electrostatic capacitance change of diaper; (d) sending part is positioned on the above-mentioned tellite, sends the electrostatic capacitance change that is detected by above-mentioned electrode part to receptor; (e) send control part, be positioned on the above-mentioned tellite, control the action relationships of above-mentioned electrostatic capacitance sensor circuit part, above-mentioned power supply unit, above-mentioned electrode part and above-mentioned sending part; (f) transmitter comprises the housing that covers above-mentioned tellite; And receptor, wherein, this receptor comprises: (a) acceptance division receives the signal by the sending part transmission of above-mentioned transmitter; (b) power supply unit is supplied with the electric power that is used to drive receptor; (c) efferent shows the electrostatic capacitance change signal that is received by above-mentioned acceptance division; (d) receive control part, control the action relationships of above-mentioned acceptance division, above-mentioned power supply unit, above-mentioned efferent and above-mentioned power supply unit; (e) housing covers above-mentioned acceptance division, power supply unit, efferent and receives control part.
Fig. 4 illustrates the diaper usefulness of utilizing one embodiment of the invention to relate to urinate the just block diagram of the formation of checkout gear.
As shown in Figure 4, checkout gear 500 comprises with urinating just to utilize the diaper of electrostatic capacitance sensor: transmitter 200, and be attached to the outside of diaper and detect electrostatic capacitance change, the electrostatic capacitance change detection signal is sent to receptor 300; And receptor 300, receive the electrostatic capacitance change detection signal through wired or wireless from above-mentioned transmitter 200, and output electrostatic capacitance change notification signal.
Above-mentioned transmitter 200 comprises: (a) tellite is formed with electrostatic capacitance sensor circuit part; (b) power supply unit is positioned on the above-mentioned tellite, supplies with the electric power that is used to drive transmitter; (c) electrode part is formed under the above-mentioned tellite, detects the electrostatic capacitance change of diaper; (d) sending part is positioned on the above-mentioned tellite, will be sent to receptor by the electrostatic capacitance change signal that above-mentioned electrode part detects; (e) send control part, be positioned on the above-mentioned tellite, control the action relationships of above-mentioned electrostatic capacitance sensor circuit part, above-mentioned power supply unit, above-mentioned electrode part and above-mentioned sending part; And (f) housing, cover above-mentioned tellite.
Above-mentioned receptor 300 comprises: (a) acceptance division receives the signal by the sending part transmission of above-mentioned transmitter; (b) power supply unit is supplied with the electric power that is used to drive receptor; (c) efferent shows the electrostatic capacitance change signal that is received by above-mentioned acceptance division; (d) receive control part, control the action relationships of above-mentioned acceptance division, above-mentioned power supply unit, above-mentioned efferent and above-mentioned power supply unit; (e) housing covers above-mentioned acceptance division, power supply unit, efferent and receives control part.
Checkout gear 500 is done as follows action to the diaper of the electrostatic capacitance sensor that utilization the present invention relates to urinating just.
The current change that is detected by the electrode part of transmitter 200 is delivered to the transmission control part, sends control part the electrostatic capacitance change detection signal distinguishing is transmitted to sending part for stool and urine.Sending part will be transmitted through wired or wireless acceptance division to receptor 300 by the electrostatic capacitance change detection signal of electrode part transmission.
The acceptance division of receptor will send to receiving control part from the electrostatic capacitance change detection signal that sending part receives, and the reception control part generates the electrostatic capacitance change notification signal and transmits to efferent.Efferent can be exported through signals such as lamp, buzzer, vibrations.User can be selected the suitable way of output and intensity as required and use above-mentioned signal.
The above-mentioned diaper that the present invention relates to can be held or is located at around self with the receptor of urinating just checkout gear by the protector, even so leave wearer and can confirm that also the urine of wearer just has or not.Above-mentioned receptor can form necklace or bracelet form or append independent fixed cell and constitute, so that the protector is worn to clothes etc.
Fig. 5 is a diaper that one embodiment of the invention are related to urinating the photo that just checkout gear 100 is attached to diaper D.Fig. 6 shows that diaper that one embodiment of the invention relate to is with urinating just checkout gear at the figure of the attachment position of diaper.
As shown in Figure 6, the diaper that utilizes above-mentioned electrostatic capacitance sensor can be different because of its detection sensitivity of difference of the attachment position on the diaper with urinating just checkout gear 100 and transmitter 200.
Below, through embodiment formation of the present invention and effect are described more specifically.But following embodiment just is used for illustration the present invention, and content of the present invention is not limited to embodiment.
Embodiment
Use a week for 12 men and women's patients of senile dementia of the old man hospital under the land for growing field crops with urinating just checkout gear the diaper that the present invention relates to.If detect and urinate just notification signal, the urine of then with the naked eye confirming wearer having or not just,, be shown in the table 1 through calculating with following formula after the verification and measurement ratio.
Table 1
1)With reference to Fig. 6
Can confirm according to table 1: the diaper that the present invention relates to is with urinating just checkout gear under wearer actual urine situation just, and most of notification signal that takes place urinates that just verification and measurement ratio is very excellent.The urine major part is a moisture, under situation about being absorbed by diaper, is distributed to diaper inside easily, therefore irrespectively all exports as urinating just notification signal with the installation site of checkout gear.
Utilizability on the industry
As above detailed description; Even the diaper of the electrostatic capacitance sensor that utilization the present invention relates to does not directly contact the urine that also can detect wearer sensitively with defecation and just has or not with urinating just checkout gear; And can use repeatedly; Therefore, can effectively utilize in child, handicapped heavy patient or patients of senile dementia.
More than, having recorded and narrated the specific part of content of the present invention in detail, the technical staff with this area general knowledge can understand this concrete technology just preferred embodiment, scope of the present invention is not limited to this.Therefore, actual range of the present invention is to be defined by appended claim and their equivalent.
Claims (12)
1. a diaper that utilizes electrostatic capacitance sensor is characterized in that with urinating just checkout gear,
Comprise:
(a) tellite is formed with electrostatic capacitance sensor circuit part;
(b) power supply unit is positioned on the above-mentioned tellite, supplies with the electric power that is used to drive checkout gear;
(c) electrode part is positioned under the above-mentioned tellite, detects the electrostatic capacitance change of diaper;
(d) efferent is positioned on the above-mentioned tellite, shows the electrostatic capacitance change that is detected by above-mentioned electrode part through signal;
(e) control part is positioned on the above-mentioned tellite, controls the action relationships of above-mentioned electrostatic capacitance sensor circuit part, above-mentioned power supply unit, above-mentioned electrode part and above-mentioned efferent; And
(f) housing covers above-mentioned tellite.
2. diaper according to claim 1 is characterized in that with urinating just checkout gear,
On above-mentioned electrode part, be attached with the Velcro band, so that can checkout gear is attached to diaper with urinating just with above-mentioned diaper.
3. diaper according to claim 1 is characterized in that with urinating just checkout gear,
Above-mentioned electrode part comprises single electrode.
4. diaper according to claim 1 is characterized in that with urinating just checkout gear,
Detected by above-mentioned electrode part under the situation of electrostatic capacitance change, above-mentioned efferent is exported above-mentioned electrostatic capacitance change through selected more than one signal in the group that is made up of lamp, buzzer, vibration.
5. diaper according to claim 1 is characterized in that with urinating just checkout gear,
Above-mentioned efferent is periodically exported signal according to output cycle and output time.
6. diaper according to claim 1 is characterized in that with urinating just checkout gear,
Above-mentioned diaper appends in a side of above-mentioned housing and diaper is installed adheres to and use auxiliary unit with urinating just checkout gear.
7. a diaper that utilizes electrostatic capacitance sensor is characterized in that with urinating just checkout gear,
Comprise:
(a) tellite is formed with electrostatic capacitance sensor circuit part;
(b) power supply unit is positioned on the above-mentioned tellite, supplies with the electric power that is used to drive transmitter;
(c) electrode part is formed under the above-mentioned tellite, detects the electrostatic capacitance change of diaper;
(d) sending part is positioned on the above-mentioned tellite, sends the electrostatic capacitance change signal that is detected by above-mentioned electrode part to receptor;
(e) send control part, be positioned on the above-mentioned tellite, control the action relationships of above-mentioned electrostatic capacitance sensor circuit part, above-mentioned power supply unit, above-mentioned electrode part and above-mentioned sending part;
(f) transmitter comprises the housing that covers above-mentioned tellite; And
Receptor,
This receptor comprises:
(a) acceptance division receives the signal by the sending part transmission of above-mentioned transmitter;
(b) power supply unit is supplied with the electric power that is used to drive receptor;
(c) efferent shows the electrostatic capacitance change signal that is received by above-mentioned acceptance division;
(d) receive control part, control the action relationships of above-mentioned acceptance division, above-mentioned power supply unit, above-mentioned efferent and above-mentioned power supply unit; And
(e) housing covers above-mentioned acceptance division, above-mentioned power supply unit, above-mentioned efferent and above-mentioned reception control part.
8. diaper according to claim 7 is characterized in that with urinating just checkout gear,
On above-mentioned electrode part, be attached with the Velcro band, so that can checkout gear is attached to diaper with urinating just with above-mentioned diaper.
9. diaper according to claim 7 is characterized in that with urinating just checkout gear,
Above-mentioned electrode part comprises single electrode.
10. diaper according to claim 7 is characterized in that with urinating just checkout gear,
Detected by above-mentioned electrode part under the situation of electrostatic capacitance change, above-mentioned efferent is exported above-mentioned electrostatic capacitance change through selected more than one signal in the group that is made up of lamp, buzzer, vibration.
11. diaper according to claim 7 is characterized in that with urinating just checkout gear,
Above-mentioned efferent is periodically exported signal according to output cycle and output time.
12. diaper according to claim 7 is characterized in that with urinating just checkout gear,
Above-mentioned diaper appends in a side of above-mentioned dispenser casing and diaper is installed adheres to and use auxiliary unit with urinating just checkout gear.
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR1020090069029A KR100950864B1 (en) | 2009-07-28 | 2009-07-28 | Device for detecting feces and urine using capacitive sensor |
| KR10-2009-0069029 | 2009-07-28 | ||
| PCT/KR2009/005820 WO2011013874A1 (en) | 2009-07-28 | 2009-10-12 | Device for detecting excreta for diaper using capacitance sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102470063A true CN102470063A (en) | 2012-05-23 |
Family
ID=42219480
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009801606980A Pending CN102470063A (en) | 2009-07-28 | 2009-10-12 | Device for detecting excreta for diaper using capacitance sensor |
Country Status (3)
| Country | Link |
|---|---|
| KR (1) | KR100950864B1 (en) |
| CN (1) | CN102470063A (en) |
| WO (1) | WO2011013874A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105411529A (en) * | 2015-12-19 | 2016-03-23 | 厦门精图信息技术股份有限公司 | Intelligent system for monitoring physiological status of vulnerable group in real time |
| CN106983604A (en) * | 2017-05-12 | 2017-07-28 | 成都凡米科技有限公司 | A kind of novel intelligent paper diaper warning device and alarm method |
| CN107028704A (en) * | 2017-05-18 | 2017-08-11 | 肇庆学院 | A kind of intelligent nappy and application method |
| CN118362613A (en) * | 2024-06-18 | 2024-07-19 | 湖南大学 | Hygrometer based on capacitance measurement and humidity measurement method |
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| US10271998B2 (en) | 2011-06-03 | 2019-04-30 | The Procter & Gamble Company | Sensor systems comprising anti-choking features |
| US9241839B2 (en) | 2011-07-15 | 2016-01-26 | Kimberly-Clark Worldwide, Inc. | Absorbent article fullness indicator |
| DE112014003621B4 (en) | 2013-08-08 | 2022-07-14 | The Procter & Gamble Company | Sensor systems for absorbent articles comprising sensor locks |
| KR101557692B1 (en) | 2014-02-06 | 2015-10-06 | (주)프로차일드 | Diaper Alarm Systems |
| KR101600602B1 (en) * | 2014-06-20 | 2016-03-07 | 팜파스주식회사 | Diaper unit for adult |
| DE102014115488B4 (en) | 2014-10-23 | 2019-05-29 | Deutsches Zentrum für Luft- und Raumfahrt e.V. | Method and system for identifying a watercraft and method for assigning geo information to an image of a water surface |
| JP6764423B2 (en) * | 2015-03-02 | 2020-09-30 | ディートロン カンパニー リミテッド | Portable excrement detection terminal |
| US10285871B2 (en) | 2016-03-03 | 2019-05-14 | The Procter & Gamble Company | Absorbent article with sensor |
| KR102056203B1 (en) * | 2017-12-14 | 2019-12-16 | 그래메디스 주식회사 | Discharge sensing apparatus for diaper installation |
| WO2019213336A1 (en) | 2018-05-04 | 2019-11-07 | The Procter & Gamble Company | Sensor devices and systems for monitoring the basic needs of an infant |
| KR102035707B1 (en) * | 2018-05-23 | 2019-10-23 | 주식회사 제이에이치베이직홀딩스 | Mask pack set having alarm function for removing mask pack |
| US11051996B2 (en) | 2018-08-27 | 2021-07-06 | The Procter & Gamble Company | Sensor devices and systems for monitoring the basic needs of an infant |
| KR102429418B1 (en) * | 2020-02-21 | 2022-08-17 | 주식회사 제이에이치베이직홀딩스 | Urine and feces detection device for diaper using AC impedance detection circuit and thermistor |
| CN113933352B (en) * | 2021-09-17 | 2024-06-14 | 北京他山科技有限公司 | Urine and feces detection device and sanitary product |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5838240A (en) * | 1992-05-29 | 1998-11-17 | Johnson Research & Development Company, Inc. | Wet diaper detector |
| US5469145A (en) * | 1992-05-29 | 1995-11-21 | Johnson; Lonnie | Wet diaper detector |
| US5903222A (en) * | 1997-04-03 | 1999-05-11 | Zaggie, Inc. | Wet garment detector |
| AU4324299A (en) * | 1998-05-28 | 1999-12-13 | Safieh Bahramian Fard | Wetness awareness training device |
-
2009
- 2009-07-28 KR KR1020090069029A patent/KR100950864B1/en not_active IP Right Cessation
- 2009-10-12 CN CN2009801606980A patent/CN102470063A/en active Pending
- 2009-10-12 WO PCT/KR2009/005820 patent/WO2011013874A1/en active Application Filing
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105411529A (en) * | 2015-12-19 | 2016-03-23 | 厦门精图信息技术股份有限公司 | Intelligent system for monitoring physiological status of vulnerable group in real time |
| CN106983604A (en) * | 2017-05-12 | 2017-07-28 | 成都凡米科技有限公司 | A kind of novel intelligent paper diaper warning device and alarm method |
| CN107028704A (en) * | 2017-05-18 | 2017-08-11 | 肇庆学院 | A kind of intelligent nappy and application method |
| CN118362613A (en) * | 2024-06-18 | 2024-07-19 | 湖南大学 | Hygrometer based on capacitance measurement and humidity measurement method |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2011013874A1 (en) | 2011-02-03 |
| KR100950864B1 (en) | 2010-04-05 |
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Application publication date: 20120523 |