CN105997040A - Heart rate sensor detection device and method - Google Patents
Heart rate sensor detection device and method Download PDFInfo
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- CN105997040A CN105997040A CN201610593892.XA CN201610593892A CN105997040A CN 105997040 A CN105997040 A CN 105997040A CN 201610593892 A CN201610593892 A CN 201610593892A CN 105997040 A CN105997040 A CN 105997040A
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- heart rate
- rate sensor
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- A—HUMAN NECESSITIES
- A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
- A61B—DIAGNOSIS; SURGERY; IDENTIFICATION
- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/02—Detecting, measuring or recording pulse, heart rate, blood pressure or blood flow; Combined pulse/heart-rate/blood pressure determination; Evaluating a cardiovascular condition not otherwise provided for, e.g. using combinations of techniques provided for in this group with electrocardiography or electroauscultation; Heart catheters for measuring blood pressure
- A61B5/024—Detecting, measuring or recording pulse rate or heart rate
Abstract
The invention relates to the technical field of heart rate detection, in particular to a heart rate sensor detection device and method. The heart rate sensor detection device comprises a device body and a heart rate sensor LED. The device body is internally provided with a connector used for being electrically connected with the heart rate sensor LED. The device body comprises a power source module, a detecting module used for collecting and detecting the intensity of light emitted by the heart rate sensor LED, and a USB to serial port module used for electrically connecting the connector and the detecting module, and the detecting module is electrically connected with the power source module. By means of the power source module, the detecting module used for collecting and detecting the reflected light intensity of light emitted by the heart rate sensor LED and the USB to serial port module used for electrically connecting the connector and the detecting module, the detecting module is electrically connected with the power source module, the performance of a heart rate sensor is tested, the testing precision is high, whether the performance of the heart rate sensor is qualified or not can be accurately judged, and the working efficiency is high.
Description
Technical field
The present invention relates to the technical field of heart rate detection, refer in particular to a kind of heart rate sensor detection apparatus and method.
Background technology
At present, production line is often difficult to when assembling heart rate sensor detect product assembly quality, causes heart rate measurement module concordance when dispatching from the factory poor, degree of accuracy is the highest, directly influencing the real experiences of user, existing detection technique is able to validate only basic function, it is difficult to the performance of checking product.
Summary of the invention
The present invention is directed to problem of the prior art and the heart rate sensor detection apparatus and method that a kind of heart rate measurement precision is high, verify heart rate sensor performance are provided.
In order to solve above-mentioned technical problem, the present invention adopts the following technical scheme that
A kind of heart rate sensor detection device that the present invention provides, including device body and heart rate sensor LED；The adapter for electrically connecting it is provided with heart rate sensor LED in described device body；
Described device body includes power module, for collecting and detect heart rate sensor LED luminescence emissions to the detection module of the intensity of reflected light after reflecting surface and for the USB that adapter electrically connects with described detection module is turned serial port module, described detection module electrically connects with described power module.
Wherein, described device body is provided with the box body for placing heart rate sensor LED, is sequentially installed with insulation patch, foam, crown cap and sheet glass in described box body, and described sheet glass is positioned at the lower section of insulation patch.
Wherein, described device body is additionally provided with the groove for installing box body, described box body is provided with the projection blocking groove.
Wherein, described device body is also equipped with the fixing bar for fixing described box body.
Wherein, described detection module includes MCU, described MCU include for receive heart rate sensor LED luminescence emissions to after reflecting surface reflection light optical receiving sensor, for gathering the Acquisition Circuit of optical receiving sensor data, described Acquisition Circuit electrically connects with optical receiving sensor.
Wherein, it is provided with in described MCU for storing the first storage channel of data, the second storage channel, the 3rd storage channel and the 4th storage channel that under different light intensity, Acquisition Circuit collects respectively.
Wherein, described USB turns serial port module and includes PL2303 chip, and described PL2303 chip is provided with pin VCC, pin USBDM and pin USBDP, and one end of described pin VCC and electric capacity C1 is connected, the other end ground connection of electric capacity C1, described electric capacity C1 is parallel with electric capacity C2；One end of described pin USBDM and resistance R3 is connected, and the other end of described resistance R3 is connected with one end of electric capacity C4, the other end ground connection of described electric capacity C4, and described electric capacity C4 is parallel with static suppressor D5；One end of described pin USBDP and resistance R4 is connected, and the other end of described resistance R4 is connected with one end of electric capacity C5, the other end ground connection of described electric capacity C5, and described electric capacity C5 is parallel with static suppressor D4.
A kind of heart rate sensor detection method, comprises the following steps:
A, when heart rate sensor needs detected, MCU controls heart rate sensor LED and emits beam；
B, the light emission that described heart rate sensor LED sends to reflecting surface, described optical receiving sensor receives the information of reflection light；
C, described sample circuit gathers the information of the reflection light that optical receiving sensor receives, after MCU carries out waveshape signal process to reflected light information, preserves intensity of reflected light information to the first storage channel；
D, described MCU controls heart rate sensor LED and scales up or reduce the intensity launching light, sample circuit gathers the information of the reflection light that optical receiving sensor receives, and after MCU carries out waveshape signal process to reflected light information, preserves intensity information to the second storage channel；
E, repeats step d, preserves intensity information to the 3rd storage channel；
F, repeats step d, preserves intensity information to the 4th storage channel；
G, described MCU analyze the data of the first storage channel, the second storage channel, the 3rd storage channel and the 4th storage channel and are analyzed, if analysis result meets preset standard, then detection is passed through, and otherwise detects and does not pass through.
Wherein, the preset standard described in step g is: the first storage channel, the second storage channel, the 3rd storage channel become geometric ratio relation successively with the data of the 4th storage channel..
Beneficial effects of the present invention:
A kind of heart rate sensor detection apparatus and method that the present invention provides, by power module, for collecting and detect heart rate sensor LED luminescence emissions to the detection module of the intensity of reflected light after reflecting surface and for the USB that adapter electrically connects with described detection module is turned serial port module, described detection module and described power module are electrically connected and fetch the performance of test heart rate sensor, its measuring accuracy is high, and can accurately judge that the performance of heart rate sensor is the most qualified, work efficiency is high.
Accompanying drawing explanation
Fig. 1 is the structural representation of a kind of heart rate sensor detection device of the present invention.
Fig. 2 is the STRUCTURE DECOMPOSITION schematic diagram of a kind of heart rate sensor detection device of the present invention.
Fig. 3 is the schematic diagram of embodiments of the invention 1.
Fig. 4 is the schematic diagram of embodiments of the invention 2.
Fig. 5 is the circuit diagram that the USB of the present invention turns serial port module.
Fig. 6 is the circuit diagram of the adapter of the present invention.
Fig. 7 is the circuit diagram of the MCU of the present invention.
Reference in Fig. 1 to Fig. 7 includes:
1 device body 2 heart rate sensor LED 3 groove
4 projections
5 box bodys
6 insulation patches
7 foams
8 sheet glass
9 crown caps
10 fix bar.
Detailed description of the invention
For the ease of the understanding of those skilled in the art, below in conjunction with embodiment, the present invention is further illustrated with accompanying drawing, the content that embodiment is mentioned not limitation of the invention.Below in conjunction with accompanying drawing, the present invention is described in detail.
A kind of heart rate sensor detection device of the present invention, including device body 1 and heart rate sensor LED2；It is provided with the adapter for electrically connecting with heart rate sensor LED2 in described device body 1；Described device body 1 includes power module, for collecting and detect heart rate sensor LED2 luminescence emissions to the detection module of the intensity of reflected light after reflecting surface and for the USB that adapter electrically connects with described detection module is turned serial port module, described detection module electrically connects with described power module.Specifically, one end of described adapter electrically connects with described heart rate sensor LED2, the other end of described adapter turns serial port module by USB and is connected with described detection module, described USB turns serial port module and realizes being connected heart rate sensor LED2 with detection module, the signal realizing heart rate sensor LED2 is transferred to detection module, and the signal of detection module is transferred to heart rate sensor LED2；It is luminous that described detection module controls heart rate sensor LED2, described detection module detection heart rate sensor LED2 luminescence emissions to the intensity of reflected light after reflecting surface and carries out waveshape signal process to it, obtain intensity information, and information is preserved, show that data determine whether to meet the standard being pre-designed by the internal arithmetic of detection module；Described power module is described detection module, USB turns serial port module, adapter, heart rate sensor LED2 provide power supply；The information of reflection light is carried out waveshape signal process employing fir wave filter, and described fir wave filter is prior art.The Cleaning Principle that the present invention uses is: can produce transmitting light when light is transmitted on human body skin, and because the blood of human body has Absorption to the light of specific wavelength, heartbeat every time, i.e. during cardiac pumping, the light of this wavelength all can be absorbed by skin, therefore can be obtained by waveshape signal by the light of measurement reflection in real time, so that it is determined that cardiac rate.The present invention utilizes light emission that heart rate sensor LED2 sends to reflecting surface, described reflecting surface has Absorption to the light of certain wavelength, the light emission that heart rate sensor LED2 sends is to after reflecting surface, detection module is measured reflection light in real time and is obtained waveshape signal, so that it is determined that heart rate sensor is the most normal.
A kind of heart rate sensor detection device of the present invention, such as Fig. 2, described device body 1 is provided with the box body 5 for placing heart rate sensor LED2；Being sequentially installed with insulation patch 6, foam 7, crown cap 9 and sheet glass 8 in described box body 5, described sheet glass 8 is positioned at the lower section of insulation patch 6.Heart rate sensor LED is placed on described sheet glass 8；Specifically, described foam 7 plays the effect of a buffering decompression, prevents measured object to be subject to bigger pressure, described insulation patch 6 to be possible to prevent electric current to affect the test accuracy of measured object.
A kind of heart rate sensor detection device of the present invention, described device body 1 is additionally provided with the groove 3 for installing box body 5, described box body 5 is provided with the projection 4 blocking groove 3.Specifically, use described groove 3 that box body 5 is installed, it is ensured that box body 5 is difficult to loosen, and projection 4 blocks groove 3 simultaneously, is further ensured that the stability of box body 5, it is ensured that measuring stability.
A kind of heart rate sensor detection device of the present invention, described device body 1 is also equipped with the fixing bar 10 for fixing described box body 5.Specifically, box body 5 is preferably fixed on device body 1 by described fixing bar 10 further.One end of described fixing bar 10 is fixed on device body 1, and the other end of described fixing bar pushes down box body 5, prevents box body 5 from rocking, it is ensured that its stability.
A kind of heart rate sensor detection device of the present invention, described detection module includes MCU, described MCU includes for receiving heart rate sensor LED2 luminescence emissions to the optical receiving sensor of the reflection light after reflecting surface, for gathering the Acquisition Circuit of optical receiving sensor data, and described Acquisition Circuit electrically connects with optical receiving sensor.Described Acquisition Circuit is existing a kind of sample circuit.
A kind of heart rate sensor detection device of the present invention, is provided with in described MCU for storing the first storage channel of data, the second storage channel, the 3rd storage channel and the 4th storage channel that under different light intensity, Acquisition Circuit collects respectively.
A kind of heart rate sensor detection device of the present invention, described USB turns serial port module and includes PL2303 chip, described PL2303 chip is provided with pin VCC, pin USBDM and pin USBDP, one end of described pin VCC and electric capacity C1 is connected, the other end ground connection of electric capacity C1, described electric capacity C1 is parallel with electric capacity C2；One end of described pin USBDM and resistance R3 is connected, and the other end of described resistance R3 is connected with one end of electric capacity C4, the other end ground connection of described electric capacity C4, and described electric capacity C4 is parallel with static suppressor D5；One end of described pin USBDP and resistance R4 is connected, and the other end of described resistance R4 is connected with one end of electric capacity C5, the other end ground connection of described electric capacity C5, and described electric capacity C5 is parallel with static suppressor D4.Specifically, when turning serial port module from introducing voltage by USB, exceeding trigger voltage corresponding to static suppressor D4 or static suppressor D5 when introducing voltage, static suppressor just discharges rapidly over the ground, to protect the safety of integrated circuit and IC.
Specifically, embodiment 1, such as Fig. 3, being provided with a heart rate sensor LED2 in described box body 5, described device body 1 is provided with an optical receiving sensor, and described MCU control heart rate sensor LED2 emits beam and is transmitted into reflecting surface back reflection, described optical receiving sensor receives reflection light intensity information, and be sent in Acquisition Circuit, intensity of reflected light information is sent to after MCU carries out waveform processing by described Acquisition Circuit, and described MCU stores data in the first storage channel；
Described MCU controls heart rate sensor LED2 and strengthens light in proportion or reduce intensity, described optical receiving sensor receives light intensity information, and be sent in Acquisition Circuit, the light intensity information of enhancing is sent to after MCU carries out waveform processing by described Acquisition Circuit, and described MCU stores data in the second storage channel；The rest may be inferred, the light intensity information data of follow-up enhancing or reduction is stored into respectively in the 3rd storage channel and the 4th storage channel.
Specifically, embodiment 2, such as Fig. 4,1 heart rate sensor LED2 it is provided with in described box body 5, described device body 1 is provided with 4 optical receiving sensors and is received, the corresponding storage channel of each optical receiving sensor, described MCU control heart rate sensor LED2 emits beam and is transmitted into reflecting surface back reflection, described optical receiving sensor receives intensity of reflected light information, and be sent in Acquisition Circuit, intensity of reflected light information is sent to after MCU carries out waveform processing by described Acquisition Circuit, and described MCU stores data in the storage channel of correspondence.
A kind of heart rate sensor detection method, comprises the following steps:
A, when heart rate sensor needs detected, MCU controls heart rate sensor LED2 and emits beam；
B, the light emission that described heart rate sensor LED2 sends to reflecting surface, described optical receiving sensor receives the information of reflection light；
C, described sample circuit gathers the information of the reflection light that optical receiving sensor receives, after MCU carries out waveshape signal process to reflected light information, preserves intensity of reflected light information to the first storage channel；
D, described MCU controls heart rate sensor LED2 and scales up or reduce the intensity launching light, sample circuit gathers the information of the reflection light that optical receiving sensor receives, and after MCU carries out waveshape signal process to reflected light information, preserves intensity information to the second storage channel；
E, repeats step d, preserves intensity information to the 3rd storage channel；
F, repeats step d, preserves intensity information to the 4th storage channel；
G, described MCU analyze the data of the first storage channel, the second storage channel, the 3rd storage channel and the 4th storage channel and are analyzed, if analysis result meets preset standard, then detection is passed through, and otherwise detects and does not pass through.
Wherein the preset standard described in step g is: the first storage channel, the second storage channel, the 3rd storage channel become geometric ratio relation successively with the data of the 4th storage channel.
Specifically, detection adjacent passages data ratio is the most close, whether the such as first storage channel approximates or equal to the second storage channel and the ratio of the 3rd storage channel with the ratio of the second storage channel, whether the second storage channel approximates or equal to the 3rd storage channel and the ratio of the 4th storage channel with the ratio of the 3rd storage channel, whether the first storage channel approximates or equal to the 3rd storage channel and the ratio of the 4th storage channel with the ratio of the second storage channel, it is that then heart rate sensor meets default standard if being；
Such as, under 25 milliamperes of electric currents, the numerical value of the first storage channel is A, under 50 milliamperes of electric currents, the numerical value of the second storage channel is B, under 100 milliamperes of electric currents, the numerical value of the 3rd storage channel is C, and under 200 milliamperes of electric currents, the numerical value of the 4th storage channel is D, if B/A approximates or is equal to C/B, C/B approximates or approximates equal to D/A or equal to 2, then ratio is set up, and becomes geometric ratio relation, meets the standard that heart rate sensor is preset.
Setting on assembly of the invention body and be additionally provided with display screen, the result after heart rate sensor can be tested by described display screen is transferred on display screen, it is simple to operator's identification, described display screen electrically connects with power module.
The above, it it is only present pre-ferred embodiments, not the present invention is made any pro forma restriction, although the present invention is open as above with preferred embodiment, but it is not limited to the present invention, any those skilled in the art, in the range of without departing from technical solution of the present invention, when the technology contents utilizing the disclosure above makes a little change or is modified to the Equivalent embodiments of equivalent variations, in every case it is without departing from technical solution of the present invention content, any simple modification that above example is made is referred to according to the technology of the present invention, equivalent variations and modification, belong in the range of technical solution of the present invention.
Claims (9)
1. a heart rate sensor detection device, it is characterised in that: include device body and heart rate sensor LED；The adapter for electrically connecting it is provided with heart rate sensor LED in described device body；
Described device body includes power module, for collecting and detect light emission that heart rate sensor LED sends to the detection module of the intensity of reflected light after reflecting surface and for the USB that adapter electrically connects with described detection module is turned serial port module, described detection module electrically connects with described power module.
A kind of heart rate sensor detection device the most according to claim 1, it is characterized in that: described device body is provided with the box body for placing heart rate sensor LED, being sequentially installed with insulation patch, foam, crown cap and sheet glass in described box body, described sheet glass is positioned at the lower section of insulation patch.
A kind of heart rate sensor detection device the most according to claim 2, it is characterised in that: it is additionally provided with the groove for installing box body on described device body, described box body is provided with the projection blocking groove.
A kind of heart rate sensor detection device the most according to claim 1, it is characterised in that: it is also equipped with the fixing bar for fixing described box body on described device body.
A kind of heart rate sensor detection device the most according to claim 1, it is characterized in that: described detection module includes MCU, described MCU includes for receiving heart rate sensor LED luminescence emissions to the optical receiving sensor of the reflection light after reflecting surface, for gathering the Acquisition Circuit of optical receiving sensor receipt, and described Acquisition Circuit electrically connects with optical receiving sensor.
A kind of heart rate sensor detection device the most according to claim 5, it is characterised in that: it is provided with in described MCU for storing the first storage channel of data, the second storage channel, the 3rd storage channel and the 4th storage channel that under different light intensity, Acquisition Circuit collects respectively.
A kind of heart rate sensor detection device the most according to claim 1, it is characterized in that: described USB turns serial port module and includes PL2303 chip, described PL2303 chip is provided with pin VCC, pin USBDM and pin USBDP, one end of described pin VCC and electric capacity C1 is connected, the other end ground connection of electric capacity C1, described electric capacity C1 is parallel with electric capacity C2；One end of described pin USBDM and resistance R3 is connected, and the other end of described resistance R3 is connected with one end of electric capacity C4, the other end ground connection of described electric capacity C4, and described electric capacity C4 is parallel with static suppressor D5；One end of described pin USBDP and resistance R4 is connected, and the other end of described resistance R4 is connected with one end of electric capacity C5, the other end ground connection of described electric capacity C5, and described electric capacity C5 is parallel with static suppressor D4.
8. a heart rate sensor detection method, it is characterised in that comprise the following steps:
A, when heart rate sensor needs detected, MCU controls heart rate sensor LED and emits beam；
B, the light emission that described heart rate sensor LED sends to reflecting surface, optical receiving sensor receives the information of reflection light；
C, described sample circuit gathers the information of the reflection light that optical receiving sensor receives, after MCU carries out waveshape signal process to reflected light information, preserves intensity information to the first storage channel；
D, described MCU controls heart rate sensor LED and scales up or reduce the intensity launching light, sample circuit gathers the information of the reflection light that optical receiving sensor receives, and after MCU carries out waveshape signal process to reflected light information, preserves intensity information to the second storage channel；
E, repeats step d, preserves intensity information to the 3rd storage channel；
F, repeats step d, preserves intensity information to the 4th storage channel；
G, described MCU analyze the data of the first storage channel, the second storage channel, the 3rd storage channel and the 4th storage channel and are analyzed, if analysis result meets preset standard, then detection is passed through, and otherwise detects and does not pass through.
A kind of heart rate sensor detection method the most according to claim 8, it is characterised in that the preset standard described in step g is: the first storage channel, the second storage channel, the 3rd storage channel become geometric ratio relation successively with the data of the 4th storage channel.
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Address after: Industrial Road, Songshan Lake high tech Industrial Development Zone, Guangdong city of Dongguan province No. 6 523808 1 5 floor Applicant after: Jiahe intelligent Polytron Technologies Inc Address before: Industrial Road, Songshan Lake high tech Industrial Development Zone, Guangdong city of Dongguan province No. 6 523808 1 5 floor Applicant before: COSONIC ACOUSTIC TECHNOLOGY CO., LTD. |
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