CN209878174U - Thermometer using audio probe interface - Google Patents
Thermometer using audio probe interface Download PDFInfo
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- CN209878174U CN209878174U CN201920849414.XU CN201920849414U CN209878174U CN 209878174 U CN209878174 U CN 209878174U CN 201920849414 U CN201920849414 U CN 201920849414U CN 209878174 U CN209878174 U CN 209878174U
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- audio
- temperature measurement
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- control circuit
- temperature
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Abstract
The utility model belongs to the technical field of electronic clinical thermometer technique and specifically relates to indicate a clinical thermometer that uses audio probe interface. The wireless temperature measurement terminal comprises a shell, and a temperature measurement control circuit board and a rechargeable battery for supplying power are arranged in the shell; one side of the temperature measurement control circuit board is provided with an audio interface which is electrically connected with the temperature sensing probe, and one end of the temperature sensing probe is provided with an audio plug which is connected with the audio interface of the wireless temperature measurement terminal and can control the conduction of the temperature measurement circuit. The utility model designs the wireless temperature measuring terminal and the temperature sensing probe separately, and the temperature sensing probe is connected to the wireless temperature measuring terminal through the audio plug; when the audio plug is plugged, the wireless temperature measurement terminal is conducted to start temperature measurement work, when the audio plug is pulled out, the wireless temperature measurement terminal is closed and stops the temperature measurement work, the function multiplexing is realized through the audio interface, the use is very convenient and flexible, and the condition that the thermometer forgets to shut down and has no power is not needed to be worried.
Description
Technical Field
The utility model belongs to the technical field of electronic clinical thermometer technique and specifically relates to indicate a clinical thermometer that uses audio probe interface.
Background
The electronic thermometer is a medical electronic instrument specially used for monitoring the body temperature of a human body, provides body temperature detection for general hospitals or individuals, and is used for preventing various diseases and assisting clinical diagnosis and treatment. Current wireless intelligent clinical thermometer is mostly to adopt probe and temperature measurement equipment integral type, and this kind of overall arrangement has certain influence to the precision and the transmitted signal of temperature. The switch of the temperature measuring equipment adopts a manual switch mostly, so that the operation is complicated and the contact problem is easy to occur; some users forget to turn off the switch after the temperature measurement is finished, so that the service time of the battery is influenced.
SUMMERY OF THE UTILITY MODEL
The utility model discloses problem to prior art provides an use thermometer of audio probe interface.
In order to solve the technical problem, the utility model discloses a following technical scheme:
a thermometer using an audio probe interface comprises a wireless temperature measuring terminal and a temperature sensing probe, wherein the wireless temperature measuring terminal comprises a shell, a temperature measuring control circuit board and a rechargeable battery for providing a power supply are arranged in the shell, and the rechargeable battery is electrically connected with the temperature measuring control circuit board; one side of the temperature measurement control circuit board is provided with an audio interface which is electrically connected with the temperature sensing probe, and one end of the temperature sensing probe is provided with an audio plug which is connected with the audio interface of the wireless temperature measurement terminal and can control the conduction of the temperature measurement circuit.
The temperature sensing probe comprises the audio plug, a wire and an NTC temperature sensor, wherein one end of the wire is fixedly connected with the audio plug, and the NTC temperature sensor is embedded and installed at the other end of the wire.
The temperature measurement control circuit board is provided with a USB charging socket, a probe interface circuit, a voltage follower circuit, a power supply voltage stabilizing circuit, an MCU control circuit and a WIFI transmitting circuit in an integrated mode.
Furthermore, a WiFi indicating lamp electrically connected with the MCU control circuit is further arranged on the temperature measurement control circuit board.
Furthermore, the audio interface is a 2.5mm audio interface, the audio plug is a 2.5mm 4-section audio plug, and the 4-section audio plug is provided with four wiring terminals; two of the wiring terminals are connected with the NTC temperature sensor, and the other two wiring terminals are used as conduction switches of the probe interface circuit.
The utility model has the advantages that:
the utility model provides a thermometer using an audio probe interface, which comprises a wireless temperature measuring terminal and a temperature sensing probe, wherein the wireless temperature measuring terminal comprises a shell, a temperature measuring control circuit board and a rechargeable battery for providing power supply are arranged in the shell, and the rechargeable battery is electrically connected with the temperature measuring control circuit board; one side of the temperature measurement control circuit board is provided with an audio interface which is electrically connected with the temperature sensing probe, and one end of the temperature sensing probe is provided with an audio plug which is connected with the audio interface of the wireless temperature measurement terminal and can control the conduction of the temperature measurement circuit. The utility model designs the wireless temperature measuring terminal and the temperature sensing probe separately, and the temperature sensing probe is connected to the wireless temperature measuring terminal through the audio plug; when the audio plug is plugged, the wireless temperature measurement terminal is conducted to start temperature measurement work, when the audio plug is pulled out, the wireless temperature measurement terminal is closed and stops the temperature measurement work, the function multiplexing is realized through the audio interface, the use is very convenient and flexible, and the condition that the thermometer forgets to shut down and has no power is not needed to be worried.
Drawings
Fig. 1 is an overall block diagram of a thermometer using an audio probe interface.
Fig. 2 is an exploded view of a wireless temperature measuring terminal in a thermometer using an audio probe interface.
Fig. 3 is a circuit block diagram of the middle temperature measurement control circuit board of the present invention.
Fig. 4 is a circuit diagram of the probe interface of the middle temperature measurement control circuit board of the present invention.
The reference numerals in fig. 1 to 4 include:
1-wireless temperature measurement terminal 11-shell 12-temperature measurement control circuit board
13-a rechargeable battery;
2-temperature sensing probe 21-wire 22-NTC temperature sensor;
3-audio interface 4-audio plug.
Detailed Description
In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and drawings, which are not intended to limit the present invention. The present invention will be described in detail with reference to the accompanying drawings.
The utility model provides an use clinical thermometer of audio probe interface, including wireless temperature measurement terminal 1 and temperature sensing probe 2, wireless temperature measurement terminal 1 includes casing 11, installs temperature measurement control circuit board 12 and rechargeable battery 13 that is used for providing the power in casing 11, and rechargeable battery 13 is connected with temperature measurement control circuit board 12 electricity, and whole wireless temperature measurement terminal 1's simple structure, small portable and use; one side of the temperature measurement control circuit board 12 is provided with an audio interface 3 electrically connected with the temperature sensing probe 2, and one end of the temperature sensing probe 2 is provided with an audio plug 4 for connecting with the audio interface 3 of the wireless temperature measurement terminal 1 and controlling the conduction of the temperature measurement circuit. In the utility model, through the design of separating the wireless temperature measuring terminal 1 from the temperature sensing probe 2, the temperature sensing probe 2 is connected to the audio interface 3 of the wireless temperature measuring terminal 1 through the audio plug 4; when inserting audio plug 4, wireless temperature measurement terminal 1 switches on and begins temperature measurement work, when pulling out audio plug 4, wireless temperature measurement terminal 1 then closes and stops temperature measurement work, the utility model discloses an audio interface 3 has realized that the function is multiplexing, uses very convenient nimble, need not anxious thermometer and forgets the circumstances that the shutdown does not have the electricity.
The utility model discloses in, temperature sensing probe 2 is including audio plug 4, wire 21 and NTC temperature sensor 22, the one end and the 4 fixed connection of audio plug of wire 21, NTC temperature sensor 22 embedding are installed in the other end of wire 21. The NTC temperature sensor 22 is a circular temperature sensing probe, when used for measuring temperature, the whole temperature sensing probe is clamped under the armpit of a human body, the area for receiving heat is large, the surface heat absorption is fast, the heat source is concentrated, the heat absorption is uniform, and the temperature can be measured accurately.
As shown in fig. 3, the utility model discloses in, the integrated USB charging socket, probe interface circuit, voltage follower circuit, power voltage stabilizing circuit, MCU control circuit and WIFI transmitting circuit that are provided with on temperature measurement control circuit board 12. Under the condition that the temperature of the voltage follower circuit changes, the resistance of the thermistor can change constantly, and in order to reduce the influence of resistance value change on voltage change caused by input impedance change, the voltage follower circuit can be used for impedance matching of an input sampling circuit. The power supply voltage stabilizing circuit can still keep the output voltage constant when the input voltage, the load, the ambient temperature, the circuit parameters and the like change, can provide a stable direct current power supply, and provides a stable reference voltage and a working voltage for subsequent body temperature measurement. MCU control circuit can control the beginning and the end of temperature measurement to sampling analysis carries out calculation to the signal of probe measurement and handles, converts the digital result into, and sends the data result that reachs for WIFI transmitting circuit, and MCU control circuit can also gather the electric quantity condition of battery, the operating temperature of battery simultaneously. The WIFI transmitting circuit transmits the temperature data to the server or the special APP of the mobile phone in a WiFi transmission mode, and the server or the special APP of the mobile phone receives, stores, processes and displays the data.
Furthermore, a WiFi indicating lamp electrically connected with the MCU control circuit is further arranged on the temperature measurement control circuit board 12. WiFi pilot lamp has the light scintillation and reminds the function, and the user of being convenient for observes the state of temperature measurement anytime and anywhere through WiFi pilot lamp.
Further, the audio interface 3 is a 2.5mm audio interface 3, the audio plug 4 is a 2.5mm 4-section audio plug 4, and the 4-section audio plug has four wiring terminals; two of the wiring terminals are connected with the NTC temperature sensor 22, and the other two wiring terminals are used as conduction switches of the probe interface circuit, so that a control switch is not required to be arranged on the wireless temperature measuring terminal 1, and the switching function can be realized through plugging between the audio interface 3 and the audio plug 4, so that the function multiplexing of the 2.5mm audio interface can be realized.
The above description is only for the preferred embodiment of the present invention, and the present invention is not limited to the above description, and although the present invention is disclosed in the preferred embodiment, it is not limited to the above description, and any person skilled in the art can make some changes or modifications to equivalent embodiments without departing from the scope of the present invention, but all the technical solutions of the present invention are within the scope of the present invention.
Claims (5)
1. A thermometer using an audio probe interface, comprising: the wireless temperature measurement terminal comprises a shell, a temperature measurement control circuit board and a rechargeable battery for providing a power supply are arranged in the shell, and the rechargeable battery is electrically connected with the temperature measurement control circuit board; one side of the temperature measurement control circuit board is provided with an audio interface which is electrically connected with the temperature sensing probe, and one end of the temperature sensing probe is provided with an audio plug which is connected with the audio interface of the wireless temperature measurement terminal and can control the conduction of the temperature measurement circuit.
2. A thermometer using an audio probe interface as defined in claim 1, wherein: the temperature sensing probe comprises the audio plug, a wire and an NTC temperature sensor, wherein one end of the wire is fixedly connected with the audio plug, and the NTC temperature sensor is embedded and installed at the other end of the wire.
3. A thermometer using an audio probe interface as defined in claim 1, wherein: the temperature measurement control circuit board is provided with a USB charging socket, a probe interface circuit, a voltage follower circuit, a power supply voltage stabilizing circuit, an MCU control circuit and a WIFI transmitting circuit in an integrated mode.
4. A thermometer for use with an audio probe interface as defined in claim 3 wherein: and the temperature measurement control circuit board is also provided with a WiFi indicating lamp electrically connected with the MCU control circuit.
5. A thermometer for use with an audio probe interface as defined in claim 3 wherein: the audio interface is a 2.5mm audio interface, the audio plug is a 2.5mm 4-section audio plug, and the 4-section audio plug is provided with four wiring terminals; two of the wiring terminals are connected with the NTC temperature sensor, and the other two wiring terminals are used as conduction switches of the probe interface circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920849414.XU CN209878174U (en) | 2019-06-06 | 2019-06-06 | Thermometer using audio probe interface |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920849414.XU CN209878174U (en) | 2019-06-06 | 2019-06-06 | Thermometer using audio probe interface |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209878174U true CN209878174U (en) | 2019-12-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920849414.XU Active CN209878174U (en) | 2019-06-06 | 2019-06-06 | Thermometer using audio probe interface |
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| Country | Link |
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| CN (1) | CN209878174U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113390527A (en) * | 2020-03-12 | 2021-09-14 | 杭州释普科技有限公司 | Low-power consumption bluetooth supervisory equipment and 4-wire system PT100 measuring circuit thereof |
-
2019
- 2019-06-06 CN CN201920849414.XU patent/CN209878174U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113390527A (en) * | 2020-03-12 | 2021-09-14 | 杭州释普科技有限公司 | Low-power consumption bluetooth supervisory equipment and 4-wire system PT100 measuring circuit thereof |
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