CN218239123U - Skin moisture and body temperature detection device - Google Patents
Skin moisture and body temperature detection device Download PDFInfo
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- CN218239123U CN218239123U CN202221999447.0U CN202221999447U CN218239123U CN 218239123 U CN218239123 U CN 218239123U CN 202221999447 U CN202221999447 U CN 202221999447U CN 218239123 U CN218239123 U CN 218239123U
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- 230000036760 body temperature Effects 0.000 title claims abstract description 22
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- 238000005259 measurement Methods 0.000 abstract description 21
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Abstract
The utility model is suitable for a human skin detects technical field, provides a detection device of skin moisture and body temperature, including the casing, be formed with the detection end on the casing, the interval is provided with two skin probes and a temperature probe on the detection end, and the alternating current impedance through the equivalence that produces between two skin probes is in order to calculate the skin moisture, and temperature probe is used for detecting ambient temperature and starts the moisture compensation in order to improve measuring degree of accuracy and stability. The utility model discloses: the skin moisture is detected through the two skin probes, the temperature probes are used for detecting the ambient temperature and starting the moisture compensation to improve the accuracy and stability of measurement, the temperature probes are placed under the armpits of a human body to measure the physiological temperature of the human body, and the problem of single function of the existing equipment is solved.
Description
Technical Field
The utility model belongs to human skin detection area especially relates to a detection device of skin moisture and body temperature.
Background
People usually need to know the skin moisture degree in daily life to ensure that the skin can be supplemented with moisture in time when the skin is dry, so that the skin is always kept at a more comfortable moisture degree, and the healthy skin can be maintained. And the change condition of the body temperature of the human body, and generally, the accurate body temperature can not be judged by experience under the condition of low fever. The existing equipment has the following defects: only a single functional device is provided for measurement; the accuracy of single parameter measurement is difficult to improve; the utility model is inconvenient for daily use and carrying during traveling; there is a need for recording measurement data and joint analysis and management.
SUMMERY OF THE UTILITY MODEL
The utility model provides a detection apparatus for skin moisture and body temperature aims at solving the problem of existing equipment function singleness.
The utility model discloses a realize like this, a detection apparatus of skin moisture and body temperature, which comprises a housin, be formed with the detection end on the casing, be equipped with two intervals and be the skin probe and a temperature probe of default on the detection end, through two the equivalent alternating current impedance that produces between the skin probe is in order to calculate the skin moisture, temperature probe is used for detecting ambient temperature and starts the moisture compensation in order improving measuring degree of accuracy and stability, in this scheme, will temperature probe places and realizes measuring human physiological temperature with human armpit, works as when skin probe measures, temperature probe measurement environment temperature provides temperature compensation for skin moisture measurement, improves the measuring accuracy of skin moisture, has solved the problem of current equipment function singleness.
Furthermore, in order to improve the comfort level during the process of detecting body temperature or detecting skin wetness, one possible solution is: the skin probe is the hemisphere, the utility model discloses with the smooth no edges and corners of the contact surface of skin, make more comfortable in the testing process.
Furthermore, in order to improve the accuracy of the temperature detection result, one possible solution is: the temperature probe comprises an NTC heat-sensitive sensor which is sensitive to temperature, low in price, high in response speed, wide in working temperature range and good in interchangeability.
Furthermore, in order to facilitate observation of the contact condition of the skin probe with the skin, one possible solution is: the skin probe is arranged at one end with a smaller cross section of the detection end.
Furthermore, in order to record the measurement data and perform joint analysis, one possible solution is: the detection device comprises a data processing and control analysis module for calculating the skin wettability.
Furthermore, in order to display and store the measurement data and the analysis result, one possible solution is: the detection device further comprises a wireless data communication module, and the wireless data communication module uploads the measured data and the analysis result to the data storage end.
Furthermore, the wireless data sending module comprises a bluetooth module, a WIFI module or a Zigbee module, the bluetooth technology has many applicable devices and low power, the WIFI transmission rate is high, and the Zigbee networking capability is strong.
Furthermore, in order to conveniently switch the working mode of the temperature probe, one possible scheme is as follows: and a button for switching the working mode of the temperature probe is arranged on the shell.
Furthermore, in order to visually reflect the operation mode of the temperature probe, one possible solution is: and the shell is provided with an indicator light for displaying the working mode of the temperature probe.
Furthermore, in order to protect the detecting end and the skin probe and the temperature probe on the detecting end, one possible solution is: the shell is provided with a probe protective cover.
About implementing the utility model discloses a beneficial technical effect does: through two the equivalent alternating current impedance that produces between the skin probe is in order to calculate skin wetness, temperature probe is used for detecting ambient temperature and starts the degree of wetness compensation in order to improve measuring degree of accuracy and stability, will temperature probe places and realizes measuring human physiological temperature with the human armpit, has solved the problem of current equipment function singleness.
Drawings
Fig. 1 is a schematic view of the overall structure of the present invention;
fig. 2 is a schematic diagram of the structure of the detection end of the present invention.
In the above drawings, the symbols have the meanings indicated:
1. a housing; 2. a skin probe; 3. a temperature probe; 4. pressing a key; 5. an indicator light; 6. a probe protection cover;
101. and a probe end.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1 and fig. 2, the embodiment is a detection apparatus for skin moisture and body temperature, including a housing 1, a detection end 101 is formed on the housing 1, two skin probes 2 and a temperature probe 3 are arranged on the detection end 101 at intervals, the skin moisture is calculated through equivalent alternating current impedance generated between the two skin probes 2, the temperature probe 3 is used for detecting ambient temperature and starting the moisture compensation to improve the accuracy and stability of measurement, in the scheme, the temperature probe 3 is placed under the armpit of a human body to realize the measurement of the physiological temperature of the human body, when the skin probe 2 is used for measurement, the temperature probe 3 measures the ambient temperature to provide temperature compensation for the skin moisture measurement, the accuracy of the skin moisture measurement is improved, and the problem of single function of the existing equipment is solved.
Specifically, two skin probes 2 are connected to an internal ac impedance measurement front-end circuit. One of the skin probes 2 is connected with a capacitor and a resistor and then connected with an inlet of an analog-digital conversion unit of a data processing and control analysis module chip, and the other skin probe 2 is connected with a square wave driving output port with a certain frequency duty ratio of 50% of PWM (pulse width modulation) control output. The temperature probe 3 is connected to the input of an internal NTC (negative temperature coefficient) thermal sensor.
In order to improve the comfort level during the process of detecting body temperature or detecting skin wetness, one of the feasible schemes is as follows: the skin probe 2 is hemispherical, so that the contact surface of the skin probe is smooth and has no edges and corners, and the detection process is more comfortable.
In order to improve the accuracy of the temperature detection result, one possible scheme is as follows: the temperature probe 3 comprises an NTC heat-sensitive sensor which is sensitive to temperature, low in price, high in response speed, wide in working temperature range and good in interchangeability.
In order to facilitate observation of the contact condition of the skin probe 2 with the skin, one possible solution is: the detection end 101 is frustum-shaped, the end with the larger cross section is connected with the shell 1, and the skin probe 2 is arranged at the end with the smaller cross section of the detection end 101.
For recording and analyzing the measurement data jointly, one possible solution is: the detection device comprises a data processing and control analysis module for calculating skin wettability.
In order to display and store the measurement data and the analysis result, one possible scheme is as follows: the detection device further comprises a wireless data communication module, and the measured data and the analysis result are uploaded to the data storage end through the wireless data communication module.
The wireless data sending module comprises a Bluetooth module, a WIFI module or a Zigbee module, the Bluetooth technology is suitable for multiple devices and has lower power, the WIFI transmission rate is higher, and the Zigbee networking capability is stronger.
In order to switch the operation mode of the temperature probe 3 conveniently, one possible solution is: the shell 1 is provided with a key 4 for switching the working mode of the temperature probe 3, and the key 4 is connected to an input port of the data processing and control analysis module.
In order to visually reflect the operation mode of the temperature probe 3, one possible solution is as follows: and an indicator lamp 5 for displaying the working mode of the temperature probe 3 is arranged on the shell 1, and the indicator lamp 5 is connected to an output port of the data processing and control analysis module.
In order to protect the probe end 101 and the skin probe 2 and the temperature probe 3 on the probe end 101, one possible solution is: the probe protection cover 6 is installed on the shell 1.
The working principle of the embodiment is as follows: the two skin probes 2 are connected to an internal ac impedance measurement front end circuit. One of the skin probes 2 is connected with a capacitor and a resistor and then connected with an inlet of an analog-digital conversion unit of the data processing and control analysis module chip, and the other skin probe 2 is connected with a square wave driving output port with a certain frequency duty ratio of 50% of PWM control output. The temperature probe 3 is connected to the internal NTC thermal sensor input port. The indicator light 5 is connected to the output port of the data processing and control analysis module and is used for indicating the working state of the equipment. The key 4 is connected to the input port of the data processing and control analysis module for controlling the switching operation of the measurement mode. When the equipment is operated and the skin wettability is measured, one of the skin probes 2 outputs a PWM control signal with a certain frequency and a duty ratio of 50%, when the skin is in contact with the two skin probes 2 when the skin wettability is measured, an equivalent alternating current impedance is generated, the equivalent circuit charges and discharges the RC, and the integral voltage at the other end is measured in the period. And converting different alternating current impedance and skin wettability values according to different integrated voltages. Meanwhile, the temperature probe 3 is also measuring the ambient temperature, and when the ambient temperature is detected to be out of the preset range, a compensation mechanism is started to adjust different PWM control frequencies, so that the excitation signal can penetrate deeper skin layers. The accuracy and stability of measurement are improved.
The beneficial technical effects related to the embodiment are as follows: the skin wettability is calculated through equivalent alternating current impedance generated between the two skin probes 2, the temperature probe 3 is used for detecting the ambient temperature and starting the wettability compensation to improve the accuracy and stability of measurement, the physiological temperature of a human body is measured by placing the temperature probe 3 under the armpit of the human body, and the problem of single function of the existing equipment is solved; the skin probe 2 and the temperature probe 3 integrate the bioelectrical impedance detection module and the temperature detection module through compatible structures, so that the measurement of multiple physiological parameters is solved to a greater extent, and the temperature module can provide the compensation of the environmental temperature while measuring the skin wettability; the measurement precision of the bioelectrical impedance is improved, so that the accuracy of skin wettability is improved; the influence of environmental temperature change in skin wetness measurement is solved; the body temperature can be measured at any time and any place; the problem that multiple devices need to be carried to measure multiple parameters in daily life is solved; more data sources are provided for result analysis of multiple physiological parameters.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. The utility model provides a detection apparatus of skin moisture and body temperature which characterized in that: including casing (1), be formed with detection end (101) on casing (1), the interval is provided with two skin probe (2) and one temperature probe (3) on detection end (101), through two the equivalent alternating current impedance that produces between skin probe (2) is in order to calculate the skin wettability, temperature probe (3) are used for detecting ambient temperature and start the wettability compensation in order to improve measuring degree of accuracy and stability.
2. The device for detecting skin wetness and body temperature of claim 1, wherein: the skin probe (2) is hemispherical.
3. The device for detecting skin wetness and body temperature according to claim 1, wherein: the temperature probe (3) comprises an NTC heat-sensitive sensor.
4. The device for detecting skin wetness and body temperature according to claim 3, wherein: the skin probe is characterized in that the detection end (101) is frustum-shaped, one end with a larger cross section is connected with the shell (1), and the skin probe (2) is arranged at one end with a smaller cross section of the detection end (101).
5. The device for detecting skin wetness and body temperature of claim 3 or 4, wherein: the detection device comprises a data processing and control analysis module for calculating skin wettability.
6. The device for detecting skin wetness and body temperature of claim 5, wherein: the detection device further comprises a wireless data communication module.
7. The device for detecting skin wetness and body temperature of claim 6, wherein: the wireless data sending module comprises a Bluetooth module, a WIFI module or a Zigbee module.
8. The device for detecting skin wetness and body temperature of claim 1, wherein: and a key (4) for switching the working mode of the temperature probe (3) is arranged on the shell (1).
9. The device for detecting skin wetness and body temperature of claim 8, wherein: and an indicator lamp (5) for displaying the working mode of the temperature probe (3) is arranged on the shell (1).
10. The device for detecting skin wetness and body temperature according to claim 1, wherein: the shell (1) is provided with a probe protective cover (6) for protecting the detection end (101).
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202221999447.0U CN218239123U (en) | 2022-07-29 | 2022-07-29 | Skin moisture and body temperature detection device |
Applications Claiming Priority (1)
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CN202221999447.0U CN218239123U (en) | 2022-07-29 | 2022-07-29 | Skin moisture and body temperature detection device |
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CN218239123U true CN218239123U (en) | 2023-01-06 |
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CN202221999447.0U Active CN218239123U (en) | 2022-07-29 | 2022-07-29 | Skin moisture and body temperature detection device |
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- 2022-07-29 CN CN202221999447.0U patent/CN218239123U/en active Active
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