CN113081499A - Intelligent nursing adult diaper - Google Patents
Intelligent nursing adult diaper Download PDFInfo
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- CN113081499A CN113081499A CN202110371645.6A CN202110371645A CN113081499A CN 113081499 A CN113081499 A CN 113081499A CN 202110371645 A CN202110371645 A CN 202110371645A CN 113081499 A CN113081499 A CN 113081499A
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- electrically connected
- conductive ink
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- 230000000474 nursing effect Effects 0.000 title claims abstract description 16
- 238000012360 testing method Methods 0.000 claims abstract description 76
- 210000002700 urine Anatomy 0.000 claims abstract description 36
- 238000004891 communication Methods 0.000 claims abstract description 17
- 206010046543 Urinary incontinence Diseases 0.000 claims abstract description 13
- 239000004745 nonwoven fabric Substances 0.000 claims abstract description 11
- 239000002344 surface layer Substances 0.000 claims abstract description 8
- 238000010521 absorption reaction Methods 0.000 claims abstract description 6
- 238000001514 detection method Methods 0.000 claims description 21
- 239000003990 capacitor Substances 0.000 claims description 10
- 238000007599 discharging Methods 0.000 claims description 7
- 210000001015 abdomen Anatomy 0.000 claims description 4
- 239000000463 material Substances 0.000 claims description 3
- 239000012528 membrane Substances 0.000 claims description 2
- 238000000034 method Methods 0.000 claims 1
- 210000002469 basement membrane Anatomy 0.000 abstract description 5
- 239000000976 ink Substances 0.000 description 61
- 230000027939 micturition Effects 0.000 description 6
- 238000002847 impedance measurement Methods 0.000 description 4
- 206010021639 Incontinence Diseases 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 238000003854 Surface Print Methods 0.000 description 1
- 230000002745 absorbent Effects 0.000 description 1
- 239000002250 absorbent Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000004146 energy storage Methods 0.000 description 1
- 210000002615 epidermis Anatomy 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000010410 layer Substances 0.000 description 1
- 210000004379 membrane Anatomy 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
- 239000007779 soft material Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Images
Classifications
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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
- A61F13/45—Absorbent pads, e.g. sanitary towels, swabs or tampons for external or internal application to the body; Supporting or fastening means therefor; Tampon applicators characterised by the shape
- A61F13/49—Absorbent articles specially adapted to be worn around the waist, e.g. diapers
- A61F13/496—Absorbent articles specially adapted to be worn around the waist, e.g. diapers in the form of pants or briefs
-
- 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
-
- 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
- A61F2013/424—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 having an electronic device
Abstract
The invention relates to an intelligent adult nursing paper diaper which comprises a paper diaper, wherein the paper diaper comprises surface non-woven fabric, an absorption core and a leakage-proof bottom film; a first conductive ink ribbon and a second conductive ink ribbon are printed on the leakproof basement membrane; the position of the surface layer non-woven fabric corresponding to the bladder of the human body is a test area; the intelligent detector comprises a shell, a first impedance test electrode and a second impedance test electrode, wherein the upper surface of the shell is provided with a touch switch, and the lower surface of the shell is provided with a first electrode end and a second electrode end; a battery, a capacitance measuring circuit, an impedance measuring circuit, a microprocessor and a wireless communication module are arranged in the shell, and the circuit modules are connected in a matching way; when the impedance measuring circuit measures the impedance value Z between the first impedance test electrode and the second impedance test electrode1≥aZ0And when the intelligent detector sends the urinary incontinence early warning information to the mobile terminal equipment. The invention can intelligently predict the urine storage amount in the bladder, remind the user and can intelligently predict the urine storage amountThe urine absorption of the paper diaper can be detected.
Description
Technical Field
The invention relates to the technical field of paper diapers, in particular to an intelligent adult nursing paper diaper.
Background
The urinary incontinence means that the bladder can not normally control urination, when the urine in the bladder reaches a certain amount, the pressure in the bladder rises, the bladder can not normally control urine holding, the urine is not automatically discharged from the bladder, and patients suffering from the urinary incontinence are seriously affected. The adult paper diaper is a disposable incontinence article, can quickly absorb urine and keep dry, so that people who are seriously affected by the incontinence enjoy normal life.
The urinary incontinence is mostly caused to the old, the urine volume of adults is large, several adult paper diapers generally need to be replaced one day, and for many old people who cannot take care of themselves in life, the adult paper diapers need to be replaced frequently, which is a problem. If the urine storage amount in the bladder can be predicted in advance, urination can be actively guided, or urination can be performed by using an auxiliary device.
Disclosure of Invention
Therefore, aiming at the problems, the invention provides the intelligent nursing adult paper diaper which can intelligently predict the urine storage amount in the bladder, remind a user and intelligently detect the urine absorption of the paper diaper.
In order to achieve the purpose, the invention adopts the following technical scheme: an intelligent adult nursing diaper comprises a diaper, wherein the diaper comprises a surface layer non-woven fabric, an absorption core body and a leakage-proof bottom membrane which are overlapped from bottom to top;
a first conductive ink ribbon and a second conductive ink ribbon are printed on the surface of the leakage-proof bottom film, the first conductive ink ribbon and the second conductive ink ribbon are positioned on the paper diaper and correspond to the crotch of a human body, and the first conductive ink ribbon and the second conductive ink ribbon are not in contact with each other;
the bladder position on the surface layer non-woven fabric corresponding to the lower abdomen of the human body is a test area;
the intelligent detector comprises a shell, a first impedance test electrode and a second impedance test electrode, wherein the upper surface of the shell is provided with a touch switch, and the lower surface of the shell is provided with a first electrode end and a second electrode end; a battery, a capacitance measuring circuit, an impedance measuring circuit, a microprocessor and a wireless communication module are arranged in the shell;
the battery respectively supplies power for the capacitance measuring circuit, the impedance measuring circuit and the microprocessor;
the first electrode end and the second electrode end are respectively and electrically connected with a capacitance measuring circuit which is used for measuring capacitance C between the first electrode end and the second electrode end1The capacitance measuring circuit is electrically connected with the microprocessor;
the first impedance test electrodeAnd the second impedance test electrode is electrically connected with an impedance measurement circuit through an insulated lead respectively, and the impedance measurement circuit is used for measuring the impedance value Z between the first impedance test electrode and the second impedance test electrode1The impedance measuring circuit is electrically connected with the microprocessor; an impedance value threshold value Z is set in the microprocessor0；
The touch switch is electrically connected with the microprocessor, the wireless communication module is electrically connected with the microprocessor, and the wireless communication module is used for being in wireless communication connection with the mobile terminal device;
when the intelligent detector is attached to the leakage-proof bottom film of the paper diaper, the first electrode end and the second electrode end are in one-to-one correspondence with the first conductive ink ribbon and the second conductive ink ribbon;
the first impedance testing electrode and the second impedance testing electrode are respectively stuck to the testing area, and the first impedance testing electrode and the second impedance testing electrode are not contacted with each other;
when first used, the capacitor C1When the impedance value is more than 0, the impedance measuring circuit measures the impedance value Z between the first impedance testing electrode and the second impedance testing electrode at the moment1Assigned to Z0；
When the impedance measuring circuit measures the impedance value Z between the first impedance test electrode and the second impedance test electrode1≥aZ0Then, the microprocessor sends urinary incontinence early warning information to the mobile terminal equipment through a wireless communication module;
the value interval of a is [ 50%, 95% ].
Furthermore, the capacitance measuring circuit comprises a constant voltage source circuit, a resistor R1, a triode Q1, a triode Q2, an operational amplifier IC1 and a reference capacitor CXAnd a voltage detection circuit; the reference capacitance CXThe capacitance value of (A) is X;
the positive pole of battery loops through resistance R1, triode Q1 and is connected with the input of constant voltage source circuit electricity, the output and the first electrode end of constant voltage source circuit are connected, the output voltage V of constant voltage source circuit0The base electrode of the triode Q1 is electrically connected with the microprocessor; the first electrode end is electrically connected with the reverse input end of an operational amplifier IC1 through a triode Q2, the base electrode of the triode Q2 is electrically connected with the microprocessor, and the same-direction input end of the operational amplifier IC1 is grounded; the reference capacitance CXIs electrically connected to the inverting input of the operational amplifier IC1, the reference capacitor CXIs electrically connected to the output of the operational amplifier IC 1; the output end of the operational amplifier IC1 is electrically connected with a voltage detection circuit which is electrically connected with the microprocessor, and the voltage detection circuit is used for detecting the output voltage V of the output end of the operational amplifier IC11；
The microprocessor calculates a capacitance value C between the first electrode terminal and the second electrode terminal1；
Said C is1＝XV1/VO；
The microprocessor is based on the capacitance C1Obtaining the urine quantity M absorbed by the paper diaper1；
The capacitance value C1And the amount of urine M1The correlation of (a) is preset in the microprocessor; a capacitance value trigger threshold value C is preset in the microprocessor0；
When a capacitance value C between the first electrode terminal and the second electrode terminal is detected1＞C0Then, the microprocessor sends urine volume prompt information to the mobile terminal equipment through a wireless communication module;
the urine quantity M absorbed by the paper diaper can be inquired through the mobile terminal equipment1。
Furthermore, a prompt lamp is arranged in the shell of the intelligent detector and is electrically connected with the microprocessor;
the shell is made of a light-transmitting material, and light rays emitted by the prompting lamp can penetrate through the shell;
when the impedance measuring circuit measures the impedance value between the first impedance test electrode and the second impedance test electrode as Z1≥aZ0The microprocessor controls the prompt lampLong bright;
when a capacitance value C between the first electrode terminal and the second electrode terminal is detected1＞C0And when the alarm is started, the microprocessor controls the prompting lamp to flash.
Furthermore, a loudspeaker is arranged in the shell of the intelligent detector and electrically connected with the microprocessor;
when the impedance measuring circuit measures the impedance value between the first impedance test electrode and the second impedance test electrode as Z1≥aZ0When the urinary incontinence warning prompt is received, the microprocessor controls the loudspeaker to send out a urinary incontinence warning prompt voice;
when a capacitance value C between the first electrode terminal and the second electrode terminal is detected1＞C0And when the diaper is replaced, the microprocessor controls the loudspeaker to send out a prompt voice for replacing the diaper.
Furthermore, a wireless charging module, a charging and discharging protection circuit and an electric quantity detection circuit are also arranged in the shell of the intelligent detector;
the wireless charging module is electrically connected with the battery through a charging and discharging protection circuit; the battery is electrically connected with the electric quantity detection circuit, and the electric quantity detection circuit is electrically connected with the microprocessor.
Furthermore, the lower surface of the shell is also provided with a HOOK and loop fastening HOOK surface; when the intelligent detector is used, the HOOK and loop (HOOK) surface of the intelligent detector is pasted on the leakage-proof bottom film of the paper diaper, so that the first electrode end and the second electrode end are in one-to-one correspondence with the first conductive ink band and the second conductive ink band to be contacted.
Further, the wireless communication module adopts any one of an NB-IoT module, a bluetooth module, and a WiFi module.
By adopting the technical scheme, the invention has the beneficial effects that: this intelligent nursing adult diaper is through printing first electrically conductive ink ribbon and the electrically conductive ink ribbon of second on the leak protection basement membrane, and the bladder position department that corresponds human lower abdomen on the top layer non-woven fabrics is the test area. When the disposable diaper is used, the intelligent detector is attached to the leakproof bottom film of the diaper, and the first electrode end and the second electrode end of the intelligent detector are in one-to-one correspondence with the first conductive ink ribbon and the second conductive ink ribbonElectrical ink ribbon contact; and a first impedance testing electrode and a second impedance testing electrode of the intelligent detector are respectively pasted in the testing area, and the first impedance testing electrode and the second impedance testing electrode are not contacted with each other. When used for the first time, the capacitance C between the first electrode terminal and the second electrode terminal (i.e., between the first conductive ink ribbon and the second conductive ink ribbon) is detected1When the impedance value is more than 0, the impedance measuring circuit measures the impedance value Z between the first impedance testing electrode and the second impedance testing electrode at the moment1Assigned to Z0(ii) a When the impedance measuring circuit measures the impedance value Z between the first impedance test electrode and the second impedance test electrode1≥aZ0And meanwhile, the microprocessor controls the prompt lamp to be on and the loudspeaker to send out the urinary incontinence early warning prompt voice.
Further, by detecting the capacitance value C between the first electrode terminal and the second electrode terminal (i.e., between the first conductive ink ribbon and the second conductive ink ribbon)1＝XV1/VO(ii) a The microprocessor judges the urination of the user on the paper diaper and judges the urination according to the capacitance C1Obtaining the urine quantity M absorbed by the paper diaper1。
When the user urinates on panty-shape diapers specifically, because panty-shape diapers absorb water, the electric conductivity on the leak protection basement membrane changes, makes the capacitance value between first electrically conductive ink ribbon and the second electrically conductive ink ribbon on the leak protection basement membrane change to the urine volume that panty-shape diapers received is big more, and the capacitance value between first electrically conductive ink ribbon and the second electrically conductive ink ribbon is big more. Setting a capacitance value C between the first electrode terminal and the second electrode terminal when detected1＞C0And meanwhile, the microprocessor judges that the user urinates on the paper diaper, controls the loudspeaker to send out a paper diaper replacement prompt voice, and sends out urine volume prompt information to the mobile terminal device through the wireless communication module to remind the user to replace the paper diaper. In addition, the urine quantity M absorbed by the paper diaper can be inquired through the mobile terminal equipment1The intelligent adult nursing paper diaper is convenient to use.
It should be noted that the disposable diaper is a disposable daily necessity, but the intelligent detector is detachable and reusable, and only the same diaper needs to be purchased, so that the disposable diaper has practicability.
Drawings
FIG. 1 is a schematic view of the structure of a diaper of the present invention on one side of a leakproof base film;
FIG. 2 is a schematic view of the structure of the diaper of the present invention on one side of the surface layer nonwoven fabric;
FIG. 3 is a cross-sectional view taken along line A-A of FIG. 1;
FIG. 4 is a schematic perspective view of a diaper of the present invention;
FIG. 5 is a schematic view of the bottom surface structure of the intelligent detector of the present invention;
FIG. 6 is a schematic diagram of the top surface structure of the intelligent detector of the present invention;
fig. 7 is a circuit connection block diagram of the present invention.
Detailed Description
The invention will now be further described with reference to the accompanying drawings and detailed description.
Referring to fig. 1-7, the present embodiment provides an intelligent adult nursing diaper, which includes a diaper 100, where the diaper 100 includes a surface nonwoven fabric 1, an absorbent core 2, and a leakproof bottom film 3 stacked from bottom to top. The structure is the conventional structure of the paper diaper in the field, and the surface layer non-woven fabric 1, the absorption core body 2 and the leakage-proof bottom film 3 are the existing materials and are not described in detail herein.
The surface printing of leak protection basement membrane 3 has first electrically conductive ink ribbon 4 and the electrically conductive ink ribbon 5 of second, first electrically conductive ink ribbon 4 and the electrically conductive ink ribbon 5 of second are located the crotch position that corresponds the human body on panty-shape diapers 100, just first electrically conductive ink ribbon 4 and the electrically conductive ink ribbon 5 of second are parallel to each other, the interval between electrically conductive ink ribbon 4 of first electrically conductive ink ribbon 4 and the electrically conductive ink ribbon 5 of second is 1-5 cm. Preferably, the first conductive ink ribbon 4 and the second conductive ink ribbon 5 are spaced apart by 3 cm. After panty-shape diapers 100 absorbed the urine, applyed the voltage on first electrically conductive ink ribbon 4 and second electrically conductive ink ribbon 5, because the urine has weak electric conductivity, then store the electric charge energy storage at first electrically conductive ink ribbon 4 and second electrically conductive ink ribbon 5, first electrically conductive ink ribbon 4 and second electrically conductive ink ribbon 5 form a electric capacity promptly. And the greater the amount of urine received by the diaper 100, the greater the capacitance value between the first and second conductive ink strips 4, 5. Therefore, by detecting the capacitance between the first conductive ink ribbon 4 and the second conductive ink ribbon 5, it is possible to determine the amount of urine received by the diaper 100. The application of a dc voltage (5v) across the first and second conductive ink strips 4, 5 does not cause a short circuit due to the poor conductivity of urine. In this embodiment, the first conductive ink ribbon 4 and the second conductive ink ribbon 5 are conductive inks disclosed in chinese patent No. CN105378005B, filed by shanghai limited and liangyo corporation and ebosdisco chemical (shanghai) ltd 2014, 02, 17.
The bladder position on the surface layer non-woven fabric 1 corresponding to the lower abdomen of the human body is a test area 101.
Also included is a smart detector 200, the smart detector 200 including a housing 201, a first impedance test electrode 20, and a second impedance test electrode 21. The shell 201 is made of a light-transmitting soft material, such as medical silica gel, medical rubber, medical soft PVC, and the like. The first impedance test electrode 20 and the second impedance test electrode 21 both adopt conductive rubber, a HOOK and loop (HOOK) loop surface 203 is arranged on one side surface of the first impedance test electrode 20, and a HOOK and loop (HOOK) loop surface 204 is arranged on one side surface of the second impedance test electrode 21.
The upper surface of the shell 201 is provided with a touch switch 18; the lower surface of the shell 201 is provided with a HOOK and loop tape HOOK surface 202, a first electrode end 6 and a second electrode end 7; the first electrode end 6 and the second electrode end 7 protrude from the lower surface of the shell 201 by 1mm-3 mm. In this embodiment, it is preferable that the first electrode terminal 6 and the second electrode terminal 7 protrude from the lower surface of the housing 201 by 2mm, which is more favorable for the first electrode terminal 6 and the second electrode terminal 7 to contact with the first conductive ink ribbon 4 and the second conductive ink ribbon 5, respectively. In use, the HOOK and loop (HOOK) surface 202 of the intelligent detector 200 is attached to the leakproof bottom film 3 of the diaper 100, and the first electrode terminals 6 and the second electrode terminals 7 are in one-to-one contact with the first conductive ink strips 4 and the second conductive ink strips 5 (not shown in the figure, but it should be understood by those skilled in the art that the intelligent detector 200 is attached to the installation structure of the diaper 100).
The HOOK and loop surface 203 of the first impedance test electrode 20 and the HOOK and loop surface 204 of the second impedance test electrode 21 are respectively adhered to the test region 101, and the first impedance test electrode 20 and the second impedance test electrode 21 are not in contact with each other. The bladder contains urine, the urine has conductivity, the conductivity at the bladder position can be changed due to different urine amount in the bladder, and by utilizing the characteristic, the urine storage amount in the bladder can be predicted by checking the impedance change of the epidermis at the bladder position of a human body.
The shell 201 is internally provided with a microprocessor 8, a battery 9, a charging and discharging protection circuit 10, a wireless charging module 11, an electric quantity detection circuit 12, a prompting lamp 13, a loudspeaker 14, a constant voltage source circuit 15, a voltage detection circuit 16, an NB-IoT module 17, an impedance measurement circuit 18, a resistor R1, a triode Q1, a triode Q2 and a reference capacitor CXAnd an operational amplifier IC 1. The constant voltage source circuit 15, the voltage detection circuit 16, the NB-IoT module 17, the resistor R1, the triode Q1, the triode Q2 and the reference capacitor CXAnd an operational amplifier IC 1.
In this embodiment, preferably, the microprocessor 8 is an MCS-51 single chip microcomputer, and the operational amplifier IC1 is an LF351BI-FET single operational amplifier. The charging and discharging protection circuit 10, the wireless charging module 11, the electric quantity detection circuit 12, the constant voltage source circuit 15, the voltage detection circuit 16, the NB-IoT module 17 and the impedance measurement circuit 18 are all conventional electronic components and circuit modules. The NB-IoT module 17 may be replaced by a wireless communication module such as a bluetooth module or a WiFi module.
The wireless charging module 11 is electrically connected with the battery 9 through the charging and discharging protection circuit 10, and the battery 9 is charged through the wireless charging module 11. The battery 9 is electrically connected with a power supply end of the microprocessor 8, and the battery 9 supplies power to the microprocessor 8. The touch fast switch 18 is electrically connected with the microprocessor 8, and the intelligent detector 200 is controlled to be powered on or powered off through the touch fast switch 18.
The first impedance test electrode 20 and the second impedance test electrode 21 are electrically connected to an impedance measuring circuit 19 through insulated wires (not shown), and the impedance measuring circuit 19 is used for measuring an impedance value Z between the first impedance test electrode 20 and the second impedance test electrode 211And transmits to the microprocessor 8, the impedance measuring circuit 19 is electrically connected with the microprocessor 8; an impedance value threshold value Z is set in the microprocessor 80。
The positive electrode of the battery 9 is electrically connected with the input end of the constant voltage source circuit 15 sequentially through the resistor R1 and the triode Q1, the output end of the constant voltage source circuit 15 is electrically connected with the first electrode end 6, and the output end of the constant voltage source circuit 15 outputs voltage V0(e.g. V)05V), the base of the triode Q1 is electrically connected with the microprocessor 8; the first electrode terminal 6 is electrically connected with the inverting input terminal of an operational amplifier IC1 through a triode Q2, the base electrode of the triode Q2 is electrically connected with the microprocessor 8, and the homodromous input terminal of the operational amplifier IC1 is grounded; the reference capacitance CXIs electrically connected to the inverting input of the operational amplifier IC1, the reference capacitor CXIs electrically connected to the output of the operational amplifier IC 1; the output end of the operational amplifier IC1 is electrically connected with a voltage detection circuit 16, the voltage detection circuit 16 is electrically connected with the microprocessor 8, and the voltage detection circuit 16 is used for detecting the output voltage V of the output end of the operational amplifier IC11。
Detecting the capacitance between the first band of conductive ink 4 and the second band of conductive ink 5 comprises the following two steps:
step one, the microprocessor 8 controls the conduction of a triode Q1, and the cut-off of a triode Q2; at this time, the electromotive force of the battery 9 acts on the first conductive ink ribbon 4 and the second conductive ink ribbon 5, and the first conductive ink ribbon 4 and the second conductive ink ribbon 5 store electric charges, so that the first conductive ink ribbon 4 and the second conductive ink ribbon 5 form an electromotive force V0；
Step two, the microprocessor 8 controls the conduction of the triode Q2, and the cut-off of the triode Q1; at this time, the output voltage V of the output end of the operational amplifier IC11(the voltage detection circuit 16 detects the output voltage of the output terminal of the operational amplifier IC1V1And passed to the microprocessor 8).
The microprocessor 8 calculates a capacitance value C between the first electrode terminal 6 and the second electrode terminal 71；
Said C is1＝XV1/VO；
The microprocessor 8 is based on the capacitance C1Obtaining the urine quantity M absorbed by the diaper 1001(ii) a The capacitance value C1And the amount of urine M1The association relation of (a) is preset in the microprocessor 8; a capacitance value trigger threshold value C is preset in the microprocessor 80。
When first used, the capacitor C1When > 0, the impedance measuring circuit 19 measures the impedance value Z between the first impedance test electrode 20 and the second impedance test electrode 21 at that time1Assigned to Z0；
When the impedance measuring circuit 19 measures the impedance value Z between the first impedance test electrode 20 and the second impedance test electrode 211≥aZ0When the user urinates, the microprocessor 8 controls the prompt lamp 13 to be on, the loudspeaker 14 sends out a urinary incontinence early warning prompt voice, and meanwhile, the microprocessor 8 sends out urinary incontinence early warning information to the mobile terminal device (such as a smart phone) through the NB-IoT module 17 to remind the user of actively guiding urination or utilizing an auxiliary device to urinate; the value range of a is (50 percent, 95 percent)]In this embodiment, preferably, the value of a is 60%.
When a user urinates on the diaper 100, the capacitance value C between the first conductive ink ribbon 4 and the second conductive ink ribbon 5 on the leakproof bottom film 3 is caused by the diaper 100 absorbing water1A change occurs. Specifically, when the capacitance value C between the first electrode terminal 6 and the second electrode terminal 7 is detected1＞C0And meanwhile, the microprocessor 8 controls the prompting lamp 13 to flicker, and the loudspeaker 14 sends out a paper diaper replacing prompting voice to remind a user to replace the paper diapers as soon as possible. And the microprocessor 8 sends the urine volume prompt message to the mobile terminal device (e.g. smartphone) of the user through the NB-IoT module 17. The urine quantity M absorbed by the paper diaper 100 can be inquired through the mobile terminal equipment1。
It should be noted that the diaper is a disposable daily product, but the smart detector 200 is detachable and reusable, and has practicability.
While the invention has been particularly shown and described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (7)
1. An intelligent adult nursing diaper comprises a diaper, wherein the diaper comprises a surface layer non-woven fabric, an absorption core body and a leakage-proof bottom membrane which are overlapped from bottom to top; the method is characterized in that:
a first conductive ink ribbon and a second conductive ink ribbon are printed on the surface of the leakage-proof bottom film, the first conductive ink ribbon and the second conductive ink ribbon are positioned on the paper diaper and correspond to the crotch of a human body, and the first conductive ink ribbon and the second conductive ink ribbon are not in contact with each other;
the bladder position on the surface layer non-woven fabric corresponding to the lower abdomen of the human body is a test area;
the intelligent detector comprises a shell, a first impedance test electrode and a second impedance test electrode, wherein the upper surface of the shell is provided with a touch switch, and the lower surface of the shell is provided with a first electrode end and a second electrode end; a battery, a capacitance measuring circuit, an impedance measuring circuit, a microprocessor and a wireless communication module are arranged in the shell;
the battery respectively supplies power for the capacitance measuring circuit, the impedance measuring circuit and the microprocessor;
the first electrode end and the second electrode end are respectively and electrically connected with a capacitance measuring circuit which is used for measuring capacitance C between the first electrode end and the second electrode end1The capacitance measuring circuit is electrically connected with the microprocessor;
the first impedance test electrode and the second impedance test electrode are respectively connected with the first impedance test electrode and the second impedance test electrode through insulated wiresAn impedance measuring circuit is electrically connected for measuring an impedance value Z between the first and second impedance test electrodes1The impedance measuring circuit is electrically connected with the microprocessor; an impedance value threshold value Z is set in the microprocessor0；
The touch switch is electrically connected with the microprocessor, the wireless communication module is electrically connected with the microprocessor, and the wireless communication module is used for being in wireless communication connection with the mobile terminal device;
when the intelligent detector is attached to the leakage-proof bottom film of the paper diaper, the first electrode end and the second electrode end are in one-to-one correspondence with the first conductive ink ribbon and the second conductive ink ribbon;
the first impedance testing electrode and the second impedance testing electrode are respectively stuck to the testing area, and the first impedance testing electrode and the second impedance testing electrode are not contacted with each other;
when first used, the capacitor C1When the impedance value is more than 0, the impedance measuring circuit measures the impedance value Z between the first impedance testing electrode and the second impedance testing electrode at the moment1Assigned to Z0；
When the impedance measuring circuit measures the impedance value Z between the first impedance test electrode and the second impedance test electrode1≥aZ0Then, the microprocessor sends urinary incontinence early warning information to the mobile terminal equipment through a wireless communication module;
the value interval of a is [ 50%, 95% ].
2. The intelligent adult nursing diaper of claim 1, wherein: the capacitance measuring circuit comprises a constant voltage source circuit, a resistor R1, a triode Q1, a triode Q2, an operational amplifier IC1 and a reference capacitor CXAnd a voltage detection circuit; the reference capacitance CXThe capacitance value of (A) is X;
the anode of the battery is electrically connected with the input end of the constant voltage source circuit through a resistor R1 and a triode Q1 in sequence, the output end of the constant voltage source circuit is electrically connected with the first electrode end,the output end of the constant voltage source circuit outputs a voltage V0The base electrode of the triode Q1 is electrically connected with the microprocessor; the first electrode end is electrically connected with the reverse input end of an operational amplifier IC1 through a triode Q2, the base electrode of the triode Q2 is electrically connected with the microprocessor, and the same-direction input end of the operational amplifier IC1 is grounded; the reference capacitance CXIs electrically connected to the inverting input of the operational amplifier IC1, the reference capacitor CXIs electrically connected to the output of the operational amplifier IC 1; the output end of the operational amplifier IC1 is electrically connected with a voltage detection circuit which is electrically connected with the microprocessor, and the voltage detection circuit is used for detecting the output voltage V of the output end of the operational amplifier IC11；
The microprocessor calculates a capacitance value C between the first electrode terminal and the second electrode terminal1；
Said C is1＝XV1/VO；
The microprocessor is based on the capacitance C1Obtaining the urine quantity M absorbed by the paper diaper1；
The capacitance value C1And the amount of urine M1The correlation of (a) is preset in the microprocessor; a capacitance value trigger threshold value C is preset in the microprocessor0；
When a capacitance value C between the first electrode terminal and the second electrode terminal is detected1＞C0Then, the microprocessor sends urine volume prompt information to the mobile terminal equipment through a wireless communication module;
the urine quantity M absorbed by the paper diaper can be inquired through the mobile terminal equipment1。
3. The intelligent adult nursing diaper of claim 2, wherein: a prompting lamp is further arranged in the shell of the intelligent detector and electrically connected with the microprocessor;
the shell is made of a light-transmitting material, and light rays emitted by the prompting lamp can penetrate through the shell;
when impedance measures electricityMeasuring the impedance value between the first impedance test electrode and the second impedance test electrode to Z1≥aZ0When the alarm lamp is turned on, the microprocessor controls the prompt lamp to be turned on;
when a capacitance value C between the first electrode terminal and the second electrode terminal is detected1＞C0And when the alarm is started, the microprocessor controls the prompting lamp to flash.
4. The intelligent nursing adult diaper of claim 2 or 3, wherein: a loudspeaker is further arranged in the shell of the intelligent detector and electrically connected with the microprocessor;
when the impedance measuring circuit measures the impedance value between the first impedance test electrode and the second impedance test electrode as Z1≥aZ0When the urinary incontinence warning prompt is received, the microprocessor controls the loudspeaker to send out a urinary incontinence warning prompt voice;
when a capacitance value C between the first electrode terminal and the second electrode terminal is detected1＞C0And when the diaper is replaced, the microprocessor controls the loudspeaker to send out a prompt voice for replacing the diaper.
5. The intelligent adult nursing diaper of claim 4, wherein: a wireless charging module, a charging and discharging protection circuit and an electric quantity detection circuit are also arranged in the shell of the intelligent detector;
the wireless charging module is electrically connected with the battery through a charging and discharging protection circuit; the battery is electrically connected with the electric quantity detection circuit, and the electric quantity detection circuit is electrically connected with the microprocessor.
6. The intelligent adult nursing diaper of claim 5, wherein: the lower surface of the shell is also provided with a HOOK and loop fastener (HOOK) surface; when the intelligent detector is used, the HOOK and loop (HOOK) surface of the intelligent detector is pasted on the leakage-proof bottom film of the paper diaper, so that the first electrode end and the second electrode end are in one-to-one correspondence with the first conductive ink band and the second conductive ink band to be contacted.
7. The intelligent adult nursing diaper of claim 6, wherein: the wireless communication module adopts any one of an NB-IoT module, a Bluetooth module and a WiFi module.
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Denomination of invention: An intelligent care adult diaper Effective date of registration: 20231009 Granted publication date: 20220527 Pledgee: Industrial Bank Limited by Share Ltd. Huian branch Pledgor: BARON (CHINA) Co.,Ltd. Registration number: Y2023980060309 |
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