CN215839091U - Handheld heart rate measuring microphone - Google Patents
Handheld heart rate measuring microphone Download PDFInfo
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- CN215839091U CN215839091U CN202121974950.6U CN202121974950U CN215839091U CN 215839091 U CN215839091 U CN 215839091U CN 202121974950 U CN202121974950 U CN 202121974950U CN 215839091 U CN215839091 U CN 215839091U
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Abstract
The utility model discloses a handheld heart rate measuring microphone which comprises a microphone body, wherein the microphone body comprises a microphone handle, a heart rate and pulse sensing module is arranged on the outer side of the microphone handle, a pickup is arranged at the upper end of the microphone handle, a main control module and a wireless transmission module are arranged in the microphone body, and the main control module is respectively connected with the wireless transmission module, the heart rate and pulse sensing module and the pickup.
Description
Technical Field
The utility model relates to the technical field of testing instruments, in particular to a handheld heart rate measuring microphone.
Background
The statements in this section merely provide background information related to the present disclosure and may not necessarily constitute prior art.
At present, an electrocardiogram monitor is generally used by hospitals to measure electrocardiogram signals, and then heart rate is extracted from the electrocardiogram signals; or the heart rate is obtained by analyzing the data measured by the pressure sensor when measuring the blood pressure; by using the heart rate measuring microphone with the photoplethysmography (PPG), a user can conveniently and quickly measure the heart rate to monitor the physical health, emotional feeling and mental health when speaking or singing without being limited in a hospital.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the problems, provides a handheld heart rate measuring microphone, the heart rate change of healthy people is related to the change of psychological activities or emotional states, the heart rate can be measured in real time when a user uses the handheld microphone, objective data support can be provided for the psychological health evaluation process through various time-frequency domain characteristic analyses of heart rate signals, monitoring and carrying in hospitals are not needed, and meanwhile, real-time measurement is carried out in speech or singing activities.
In order to achieve the purpose, the utility model adopts the following technical measures:
handheld heart rate measurement microphone, including the microphone main part, the microphone main part includes the microphone handle, and the outside of microphone handle sets up rhythm of the heart pulse sensing module, microphone handle upper end sets up the adapter, and inside host system and the wireless transmission module of setting up of microphone main part, host system are connected with wireless transmission module, rhythm of the heart pulse sensing module, adapter respectively.
According to the technical scheme, the main control module comprises an AD conversion module, the input end of the AD conversion module is connected with the data output end of the heart rate and pulse sensing module, the output end of the AD conversion module is connected with the wireless transmission module, and the data output end of the AD conversion module is transmitted to the user side through the wireless transmission module.
Further technical scheme, be equipped with the switch structure on the inner wall of microphone handle, set up on the outer wall of microphone handle by the promotion arch that is used for toggle switch.
According to the further technical scheme, threads are arranged on the surface of the shell of the microphone handle.
Further technical scheme, microphone handle lower extreme still is equipped with the socket structure that charges.
According to a further technical scheme, a waterproof layer is arranged on the sound pickup.
According to the technical scheme, a power supply module is arranged inside the microphone main body and comprises a battery and a voltage stabilizing circuit, the input end of the voltage stabilizing circuit is connected with the battery, and the output end of the voltage stabilizing circuit is connected with the power supply input end of the main control module, the wireless transmission module and the heart rate and pulse sensing module respectively.
In a further technical scheme, the battery is a rechargeable battery.
According to the technical scheme, the heart rate and pulse sensing module is provided with a heart rate sensor, and the heart rate sensor adopts a photoelectric reflection type analog sensor.
In a further technical scheme, the wireless transmission module is a Bluetooth module.
Compared with the prior art, the utility model has the following advantages:
through improving the microphone structure, can realize that the user real-time measurement rhythm of the heart when using handheld microphone, through the all kinds of time-frequency domain characteristic analysis of rhythm of the heart signal, can provide objective data to the mental health process of appraising and support, need not the hospital again and monitor, the portability, real-time measurement in speech or singing activity simultaneously.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of the overall structure of a handheld heart rate measuring microphone according to the present invention;
fig. 2 is a schematic circuit diagram of a handheld heart rate measuring microphone of the present invention.
In the figure, 1-microphone body, 2-microphone handle, 3-heart rate and pulse sensing module, 4-pickup, 5-main control module, 6-wireless transmission module, 7-AD conversion module, 8-switch structure, 9-user end and 10-power module.
Detailed Description
It should be noted that the following detailed description is exemplary and is intended to provide further explanation of the disclosure. Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this application belongs.
It is noted that the terminology used herein is for the purpose of describing particular embodiments only and is not intended to be limiting of example embodiments according to the present application. As used herein, the singular forms "a", "an" and "the" are intended to include the plural forms as well, and it should be understood that when the terms "comprises" and/or "comprising" are used in this specification, they specify the presence of stated features, steps, operations, devices, components, and/or combinations thereof, unless the context clearly indicates otherwise.
The structure of the present invention is further described below with reference to fig. 1-2.
Fig. 1 is an overall structure schematic diagram of a handheld heart rate measuring microphone, as shown in fig. 1, the utility model provides a handheld heart rate measuring microphone for solving the above problems, which comprises a microphone body 1, wherein the microphone body 1 comprises a microphone handle 2, a heart rate and pulse sensing module 3 is arranged outside the microphone handle 2, a sound pickup 4 is arranged at the upper end of the microphone handle 1, a main control module 5 and a wireless transmission module 6 are arranged inside the microphone body 1, and the main control module 5 is respectively connected with the wireless transmission module 6, the heart rate and pulse sensing module 3 and the sound pickup 4.
Be equipped with switch structure 8 on the inner wall of microphone handle 2, set up on the outer wall of microphone handle 2 by the promotion arch for toggle switch.
Preferably, the surface of the shell of the microphone handle is provided with threads.
Preferably, a waterproof layer is arranged on the sound pickup.
Fig. 2 is a schematic circuit diagram of a handheld heart rate measuring microphone, as shown in fig. 2, the inside of microphone main body 1 is provided with power module 10, power module 10 includes a battery and a voltage stabilizing circuit, the input end of voltage stabilizing circuit is connected with the battery, and the output end of voltage stabilizing circuit is connected with the power input end of main control module 5, wireless transmission module 6 and heart rate pulse sensing module 3 respectively.
The battery is a rechargeable battery, and the lower end of the microphone handle is also provided with a charging socket structure.
The heart rate and pulse sensing module 3 is provided with a heart rate sensor, and the heart rate sensor is a photoelectric reflection type analog sensor.
In particular, the type of heart rate sensor may be selected by those skilled in the art according to the particular situation.
For example, a cheap and portable Pulsesensor module is selected to collect the heart rate and pulse.
The specific use principle is as follows: when holding the microphone, heart rate pulse sensing module arranges the position of holding the outside thumb natural contact of microphone in, utilizes human tissue to cause the luminousness difference to carry out the pulse measurement when the blood vessel beats. The sensor emits green light to the skin, the photoelectric signal reflected after being absorbed by human tissues is received by the optical sensor, the photoelectric signal is filtered and amplified by the sensor, an analog voltage value is finally output, and the pulse value can be obtained by converting the acquired analog signal value into a digital signal and then calculating by the singlechip.
The main control module 5 comprises a single chip microcomputer, and the type of the single chip microcomputer can be selected according to specific conditions.
For example, the ST official NUCLEO-F446ZE development board was selected. NUCLEO-F446ZE is a STM32F446ZET6U chip-based NUCLEO-144 development board of ST company, has an ARM Cortex-M4 inner core, and has the working frequency as high as 180MHz, thereby greatly improving the code efficiency; flash is up to 512KB, and SRAM (Static Random-Access Memory) is up to 128 KB.
STM32F446ZE has three ADCs with 12 bits of precision, has two DMAs, has twelve universal 16-bit timers, has 4 USARTs and 2 UARTs, has up to 114I/O ports with interrupt functionality, and so on.
Specifically, the model of the wireless transmission module 6 can be selected by the skilled person according to the specific situation.
For example, a JDY-31 type Bluetooth module is adopted, is designed based on Bluetooth 3.0SPP, is used as a Bluetooth slave, supports Windows, Linux and android data transparent transmission, has a working frequency band of 2.4GHZ, a modulation mode GFSK, a maximum transmission power of 8db and a maximum transmission distance of 30 meters, supports a user to modify instructions such as a device name and a baud rate through AT commands, and is convenient, rapid and flexible to use.
The specific wiring relation of the single chip microcomputer and the heart rate pulse module is as follows: OUT connects the chip computer PA2, + V connects the chip computer 3.3V, GND and connects the chip computer GND;
the specific wiring relation between the single chip microcomputer and the wireless transmission module is as follows: RXD splicer PG14, TXD splicer PG9 and VCC splicer 5V, GND splicer GND.
Although the embodiments of the present invention have been described with reference to the accompanying drawings, it is not intended to limit the scope of the present invention, and it should be understood by those skilled in the art that various modifications and variations can be made without inventive efforts by those skilled in the art based on the technical solution of the present invention.
Claims (10)
1. Handheld heart rate measurement microphone, its characterized in that, including the microphone main part, the microphone main part includes the microphone handle, and the outside of microphone handle sets up rhythm of the heart pulse sensing module, microphone handle upper end sets up the adapter, and inside host system and the wireless transmission module of setting up of microphone main part, host system are connected with wireless transmission module, rhythm of the heart pulse sensing module, adapter respectively.
2. The handheld heart rate measuring microphone according to claim 1, wherein the main control module comprises an AD conversion module, an input terminal of the AD conversion module is connected to the data output terminal of the heart rate pulse sensing module, and an output terminal of the AD conversion module is connected to the wireless transmission module, and is transmitted to the user terminal through the wireless transmission module.
3. The handheld heart rate measuring microphone according to claim 1, wherein the inner wall of the microphone handle is provided with a switch structure, and the outer wall of the microphone handle is provided with a pushing protrusion for toggling the switch.
4. The handheld heart rate measuring microphone of claim 3, wherein the microphone handle housing has threads on a surface thereof.
5. The handheld heart rate measuring microphone of claim 3, wherein a charging jack structure is further provided at a lower end of the microphone handle.
6. The handheld heart rate measuring microphone of claim 1, wherein the sound pick-up is provided with a waterproof layer.
7. The handheld heart rate measuring microphone according to claim 1, wherein a power module is disposed inside the microphone body, the power module includes a battery and a voltage stabilizing circuit, an input end of the voltage stabilizing circuit is connected to the battery, and an output end of the voltage stabilizing circuit is connected to power input ends of the main control module, the wireless transmission module and the heart rate pulse sensing module respectively.
8. The handheld heart rate measuring microphone of claim 7, wherein the battery is a rechargeable battery.
9. The handheld heart rate measuring microphone according to claim 7, wherein the heart rate pulse sensing module is provided with a heart rate sensor, and the heart rate sensor is an analog sensor of photoelectric reflection type.
10. The handheld heart rate measuring microphone of claim 7, wherein the wireless transmission module is a Bluetooth module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121974950.6U CN215839091U (en) | 2021-08-20 | 2021-08-20 | Handheld heart rate measuring microphone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121974950.6U CN215839091U (en) | 2021-08-20 | 2021-08-20 | Handheld heart rate measuring microphone |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215839091U true CN215839091U (en) | 2022-02-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121974950.6U Active CN215839091U (en) | 2021-08-20 | 2021-08-20 | Handheld heart rate measuring microphone |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215839091U (en) |
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2021
- 2021-08-20 CN CN202121974950.6U patent/CN215839091U/en active Active
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