A method of being intelligently worn by measurement postexercise heart rate recovery rate
Technical field
The present invention relates to a kind of measurement methods of postexercise heart rate recovery rate, are intelligently being worn by survey more particularly to one kind
The method for measuring postexercise heart rate recovery rate.
Background technique
It is opened with the development of the times with progress, and attention of the country to nationwide fitness programs fitness-for-all, more and more people
Begin participation motion exercise, while the more and more scientific effect for taking exercise, safety exercise and taking exercise of concern.Postexercise heart rate restores
(Heart rate recovery, HRR) by speculating aerobic capacity to the heart rate index controlled by heart parasympathetic nerve,
Aerobic capacity and life and health is set to be closely linked.A large amount of clinical experimental study discovery heart rate restores aerobic with sporter
Ability is in correlativity, and it is horizontal that postexercise heart rate recovery is recommended for the suitable energy of evaluation human health body.HRR not only has evaluation
A possibility that aerobic capacity, while having been found to be that effective individual index occurs for prediction cardiovascular disease and cardiovascular event.
Therefore, heart rate recovery rate is measured after movement, aerobic capacity can be both evaluated, while movement wind can also be played
Danger assessment and the effect of health forecast, play a significant role training, body-building by scientific methods.
It is negative with quantitative exercise at this stage in the research means for evaluating body aerobic capacity, cardiovascular system
Lotus acquired convalescence heart rate later, then calculated index of recovery to evaluate the recovery capability of cardiovascular function.The method of measurement has
The difficulty of limitation and measurement, and the time required for acquisition data is longer, precise degrees are not high (general using manual calculation arteries and veins
Fight number), calculate to compare again after index and be evaluated with evaluation criterion table, data required for causing cannot directly obtain or
It is inaccurate.
1. Harvard stairs experiment
(1) subject is with 30 beats/min of frequency able of going upstairs (being one on the other primary), and the duration 5 minutes, or until not
Until capable of adhering to.The height of step: man 50.8cm, woman 42cm.
(2) it after exercise load, rests on subject's seat, surveys the 1st~1.5,2~2.5,3~3.5 point of convalescence
Heart rate P1, P2, P3 of clock.
(3) Harvard steps index PEI=exercise duration (second) * 100/2 (P1+P2+P3).
(4) PEI evaluation criterion is as shown in Figure 2.
Step test in 2.3 minutes
(1) subject is with 120 beats/min of frequency able of going upstairs (being one on the other primary), and the duration 3 minutes, or it is straight
Until it cannot adhere to or has 3 times and do not catch up with beat.Step height: man 30cm, woman 25cm.
(2) after exercise load at once on seat, the 1st~1.5,2~2.5,3~3.5 minute after test movement
Heart rate P1, P2, P3.
(3) index=exercise duration (second) * 100/2 (P1+P2+P3) is evaluated.
(4) it is evaluated according to national physique test evaluation standard.
3.30 the second squats up
(1) subject sits quietly after five minutes, and the quiet heart rate surveyed 15 seconds is denoted as P1 by this heart rate multiplied by 4;
(2) metronome strict control fixed quantitative load is used, and completes to squat up test 30 seconds 30 times by defined time and step;
After (3) 30 seconds 30 times squat up test, the heart rate at once surveyed 15 seconds is denoted as P2 by this heart rate multiplied by 4;
(4) after restoring 1 minute, the recovery heart rate surveyed 15 seconds is denoted as P3 by this heart rate multiplied by 4;
(5) cardiac function index K=(P1+P2+P3-200)/10.
(6) cardiac function index evaluation criterion is as shown in Figure 3.
Currently, the evaluation method that most classical heart rate restores is the step tests in three minutes in Data of Civil Constitution Monitoring, but need
Want that complicated instrument, experiment flow is longer, movement burden is big, and much researchs all show it with maximal oxygen uptake correlation compared with
Difference, therefore its science is under suspicion.After exercise load, manual calculation Pulse Rate is mostly used, tester often calculates
Inaccurate time and Pulse Rate, the index of recovery obtained in this way is inaccurate, is not enough to evaluate the recovery capability of heart function.Or
To refer to arteries and veins folder measurement Pulse Rate after exercise load, but refer to that arteries and veins folder is moved because that can not have on, so wearing again after movement
Upper finger arteries and veins folder, often misses recovery time of measuring, and operating process is complicated.So optimize existing heart rate restoration evaluation method,
New appraisal tool is studied, is of great significance.
Summary of the invention
For overcome the deficiencies in the prior art, the present invention provides a kind of be worn by intelligence and measures postexercise heart rate recovery rate
Method, convenience, timeliness, accuracy, the generality of measurement are higher, are more suitable for public nationwide fitness programs and take exercise.
In order to solve the above technical problems, the invention provides the following technical scheme: a kind of after being intelligently worn by measurement movement
The method of heart rate recovery rate, the survey of the specific heart rate recovery rate including the smart machine for wearing and based on the smart machine
Amount method;The smart machine includes that master controller, display screen and key, acceleration transducer, heart rate module, GPS Beidou are fixed
Position module, heart rate module detect sporter and exist for real-time monitoring sporter heart rate, the heart rate in motion process when static
Post exercise heart rate recovery situation, GPS Beidou positioning module calculate the real-time speed of movement for the positioning in motion process
Degree and move distance, acceleration transducer are used to monitor starting and stopping for movement, and master controller is used to receive detection information, and
Heart rate, which is calculated, according to detection information replys rate score, display screen and key for adjustment equipment and display heart rate and heart rate reply
Rate measured value;The specific measurement method are as follows:
Step 1: acceleration transducer and heart rate module real-time monitoring user movement situation and heart rate value, when acceleration passes
When sensor detects value range of the current acceleration beyond normal waking activity when, master controller judges that user currently initially enters
Motion state, master controller open the heart rate recovery rate process of measurement in smart machine;
Step 2: main when value range when acceleration transducer detects that current acceleration restores normal waking activity
Controller judges that user currently just exits motion state, writes down heart rate at this time and is labeled as exercise heart rate, while main control
Device persistently records and the heart rate after marker motion stopping, heart rate, heart rate after 1 minute such as after 30 seconds;
Step 3: by 1 minute after heart rate at the end of the movement of record and stop motion heart rate, it is extensive to calculate heart rate
Multiple rate, calculation formula are as follows:
Heart rate recovery rate (1 minute): (heart rate after exercise heart rate -1 minute) ÷ 10=recovery rate.
As a kind of optimization technique technical solution of the invention, if the heart rate resume speed of sporter is quickly, in 30 seconds
It is then restored to the heart rate before movement starts, then calculation formula is as follows:
Heart rate recovery rate (30 seconds): (heart rate after exercise heart rate -30 seconds) ÷ 5=recovery rate.
Compared with prior art, the attainable beneficial effect of the present invention is:
The present invention is based on intelligence wearings to measure postexercise heart rate recovery rate, and smart machine includes master controller, display screen
And key, acceleration transducer, heart rate module;Heart rate module can be monitored in real time sporter it is static when heart rate, in motion process
Heart rate, and detect the heart rate recovery situation of sporter after exercise, GPS Beidou positioning module in motion process for determining
Position, and the real-time speed and move distance of movement are calculated, acceleration transducer is used to monitor starting and stopping for movement, one
After item movement, 1 minute heart rate after the heart rate and stop motion at the end of record movement, then heart rate is calculated by formula
Recovery rate;It has the convenience of acquisition, safety, timeliness, so that as evaluation cardiovascular function, the tool of recovery capability
Popularization in public motion exercise will be more advantageous, while formulate instruction as evaluation exercise intensity, offer because it can have
Practice planning guide, ensure safety movement, is the needs of training and the needs of nationwide fitness programs.
Detailed description of the invention
Fig. 1 is the module principle figure of intelligent wearable device of the present invention;
Fig. 2 is Harvard stairs experiment PEI evaluation criterion figure;
Fig. 3 is to squat up within 30 seconds experiment cardiac function index evaluation criterion figure;
Fig. 4 is that heart rate recovery rate of the present invention corresponds to evaluation figure.
Specific embodiment
Hereinafter, preferred embodiments of the present invention will be described with reference to the accompanying drawings, it should be understood that preferred reality described herein
Apply example only for the purpose of illustrating and explaining the present invention and is not intended to limit the present invention.
It please refers to shown in Fig. 1, a method of it being intelligently worn by measurement postexercise heart rate recovery rate, including for dressing
Smart machine and the specific heart rate recovery rate based on the smart machine measurement method;The smart machine includes main control
Device, display screen and key, acceleration transducer, heart rate module, GPS Beidou positioning module, heart rate module are transported for real-time monitoring
Heart rate when dynamic person is static, the heart rate in motion process, and detect the heart rate recovery situation of sporter after exercise, GPS Beidou
Locating module calculates the real-time speed and move distance of movement for the positioning in motion process, and acceleration transducer is used
In starting and stopping for monitoring movement, master controller calculates heart rate according to detection information and replys for receiving detection information
Rate score, display screen and key are for adjustment equipment and display heart rate and heart rate response rate measured value;The specific measurement method
Are as follows:
Acceleration transducer and heart rate module real-time monitoring user movement situation and heart rate value, when acceleration transducer detects
To current acceleration exceed normal waking activity when value range when, master controller judges that user currently initially enters movement shape
State, master controller open the heart rate recovery rate process of measurement in smart machine;
When acceleration transducer detect current acceleration restore normal waking activity when value range when, master controller is sentenced
Disconnected user currently just exits motion state, writes down heart rate at this time and is labeled as exercise heart rate, while master controller is persistently remembered
The heart rate after simultaneously marker motion stops is recorded, heart rate, heart rate after 1 minute such as after 30 seconds;
By 1 minute after heart rate at the end of the movement of record and stop motion heart rate, heart rate recovery rate, meter are calculated
It is as follows to calculate formula:
Heart rate recovery rate (1 minute): (heart rate after exercise heart rate -1 minute) ÷ 10=recovery rate.
If the heart rate resume speed of sporter is quickly, it is then restored to the heart rate before movement starts in 30 seconds, then calculates public affairs
Formula is as follows:
Heart rate recovery rate (30 seconds): (heart rate after exercise heart rate -30 seconds) ÷ 5=recovery rate.
Cardiovascular function is better, and heart rate restores faster, and heart rate recovery rate score is higher, and accordingly evaluation is as shown in figure 4, intelligence
Energy equipment gives corresponding evaluation while calculating heart rate recovery rate.
Master controller uses PIC24F single-chip microcontroller;Acceleration transducer uses condenser type, and cooperates angular-rate sensor structure
At inertial navigation system, influence of the external force (predominantly gravity) to movement is effectively eliminated;Heart rate module uses photoelectricity transmissometry, i.e.,
Pulse is measured using the variation of the absorbance of vessel inner blood hemoglobin.
The present invention be restored based on the postexercise heart rate intelligently dressed research be Current heart rate restore, evaluate provide it is new
Method makes measurement and evaluation, monitoring moving intensity and body to the heart rate recovery of the secondary movement in time after moving each time
State, be of great significance to locomitivity, science movement, safety movement, and the convenience of its measurement, timeliness, accurate
Property, generality it is higher, be more suitable for public nationwide fitness programs and take exercise.
The implementation of the present invention is not limited to this, and above-described embodiment content according to the invention utilizes the routine of this field
Technological know-how and customary means, under the premise of not departing from above-mentioned basic fundamental thought of the invention, preferred embodiment above can be with
The modification, replacement or combination of other diversified forms are made, other embodiments obtained all fall within rights protection scope of the present invention
Within.