CN107049274A - Thermal environment self-employed labour safety monitoring assembly and evaluation method based on physiological parameter - Google Patents
Thermal environment self-employed labour safety monitoring assembly and evaluation method based on physiological parameter Download PDFInfo
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- 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
- A61B5/0205—Simultaneously evaluating both cardiovascular conditions and different types of body conditions, e.g. heart and respiratory condition
- A61B5/02055—Simultaneously evaluating both cardiovascular condition and temperature
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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
- A61B5/0002—Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network
- A61B5/0015—Remote monitoring of patients using telemetry, e.g. transmission of vital signals via a communication network characterised by features of the telemetry system
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- 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
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- A61B5/00—Measuring for diagnostic purposes; Identification of persons
- A61B5/24—Detecting, measuring or recording bioelectric or biomagnetic signals of the body or parts thereof
- A61B5/316—Modalities, i.e. specific diagnostic methods
- A61B5/318—Heart-related electrical modalities, e.g. electrocardiography [ECG]
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- A61B5/6801—Arrangements of detecting, measuring or recording means, e.g. sensors, in relation to patient specially adapted to be attached to or worn on the body surface
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- A61B5/746—Alarms related to a physiological condition, e.g. details of setting alarm thresholds or avoiding false alarms
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Abstract
The invention discloses a kind of thermal environment self-employed labour safety monitoring assembly based on physiological parameter, including detector and early-warning apparatus, detector includes three electrocardioelectrode patches, EGC sensor, thermistor (temperature) sensor and signal transacting and transmitter unit；The electrocardiosignal of wearer is gathered by three electrocardioelectrode patches, it is changed into heart rate digital signals through A/D conversion processing circuits after amplifying through EGC sensor, the mouth temperature signal of wearer is handled after being gathered through thermistor (temperature) sensor through A/D conversion processing circuits is changed into mouth temperature data signal, it is stored in SD storage cards, while by Bluetooth wireless transmission to early-warning apparatus；Heart rate digital signals and mouth temperature data signal that early-warning apparatus is wirelessly transferred by Bluetooth transmission module in Bluetooth receptions detector, and according to the ball temperature of environment three, with reference to relevant criterion, work situation calorific intensity, labor intensity, heat load intensity, safe working time are analyzed and evaluated, and assay result is included on the screen of early-warning apparatus.
Description
Technical field
It is main to use the present invention relates to a kind of monitoring device and evaluation method to self-employed labourer's labor safety under thermal environment
Show the duration of safety work, the timely warning (fire damage early warning) for providing stopping work in whole process prison.The invention can conduct
Labor safety protects labourer's health under articles for use, protection thermal environment, prevents fire damage.
Background technology
Worked under thermal environment, the physiological stress increase of labourer, the danger for occurring fire damage increases；Especially again wait and
During above labor intensity, as working time extends, heat is constantly accumulated in labourer's body, occurs the danger of fire damage significantly
Increase.Therefore, carrying out monitoring and evaluating in real time to the physiological status of labourer, labor intensity, working time etc., provide stop in time
Only work warning, prevents fire damage, for protection thermal environment under labourer it is healthy most important.
Individual physiological state monitoring device of the prior art, is usually the monitoring to single or multiple physiological parameter, such as
Heart rate, body temperature, blood pressure etc., are used for rhythm of the heart, patient in the fields such as athletic physiology, clinical medicine, such as Athletess
Bed escenter electricity, body temperature, blood pressure, monitoring of blood oxygen saturation and respiratory rate etc.；Existing monitoring device is not to Monitoring Data
Assay function, more without to the whole Real-time measuring and analyzing in working time and prompting, it is impossible to be used under thermal environment work
The monitoring and evaluation of safety.
Wearable technology is a kind of novel design concept, is that one kind has signal detection and processing, signal characteristic abstraction
And the function such as data transfer is used for the new technology that body state non-intervention type is monitored.One can be set up using wearable technology to wear
The physiological monitoring system of formula is worn, continuous, the monitoring for a long time of the physiological parameters such as people's electrocardio, breathing, blood pressure, body temperature is realized, has
Highly important realistic meaning and application value.At present, Intelligent bracelet is most widely used intelligent wearable device, its base
This function is measurement step number, and can calculate energy expenditure according to personal information such as age, height, body weight.At present, it is more advanced
Intelligent bracelet possesses the function of measurement pulse, body temperature and environment temperature.But these equipment are consumption levels, it is impossible to accurately measured
Physical signs.Also, the physiological status of labourer, labor intensity, working time etc. can not be carried out to monitor and evaluate in real time,
It is unable to early warning fire damage.
The content of the invention
For the deficiencies in the prior art, the present invention provides a kind of thermal environment self-employed labour peace based on physiological parameter
Full monitoring device, using physiological signal measurements wearable technology, is worn with oneself by operation individual, for online record monitoring in real time
And operator's body hot load state under early warning thermal environment, labor intensity, heat load intensity, safety can be in real time provided and work lasting
The information such as time and the early warning that stops operation, and all information can be stored.
In order to solve the above-mentioned technical problem, a kind of thermal environment self-employed labour safety based on physiological parameter proposed by the present invention
Monitoring device, including detector and early-warning apparatus, the detector include three electrocardioelectrode patches, EGC sensor, thermistors
Sensor and signal transacting and transmitter unit, the signal transacting and transmitter unit include power supply circuit, A/D conversion process electricity
Road, SD storage cards and Bluetooth transmission module；Three electrocardioelectrodes are arranged at the left side chest locations of labourer, wearer
Electrocardiosignal gathered by three electrocardioelectrodes patch, through the EGC sensor enhanced processing, then through A/D conversion processing circuits
It is changed into heart rate digital signals；The mouth temperature signal of wearer is gathered by the thermistor (temperature) sensor, then through the A/D conversions at
Reason processing of circuit is changed into mouth temperature data signal；The heart rate digital signals and mouth temperature data signal are stored in the SD storage cards
On, while radioing to early-warning apparatus by the Bluetooth transmission module；The early-warning apparatus is the intelligent hand for running Android system
Three below standard is implanted with table, the early-warning apparatus：Standard No. is GBZ/T229.3-2010's《Industrial site occupation is critically ill
Evil operation classification-Part III high temperature》Standard, standard No. is GJB 1104-91's《In hygrothermal environment during soldier's work tolerance
Limit》Standard；Standard No. is GJB 1336-92's《Military Gradation of Physical Labor Intensity》Standard；The early-warning apparatus by itself
Bluetooth module receives the heart rate digital signals and mouth temperature data signal that Bluetooth transmission module is wirelessly transferred in the detector, and leads to
Cross three ball temperature of the environment that screen input is measured by three ball thermometers；According to above-mentioned three balls temperature, with reference in the early-warning apparatus
The above three standard of implantation, to work situation calorific intensity, labor intensity, heat load intensity, safe working time, stops
Only working time is analyzed and evaluated, and assay result is included on the screen of the early-warning apparatus.
A kind of thermal environment self-employed labour safe evaluation method based on physiological parameter proposed by the present invention, is to use above-mentioned base
In the thermal environment self-employed labour safety monitoring assembly of physiological parameter, labourer's heart rate and mouth temperature are respectively by being arranged on its chest
It is transformed into electrocardiosignal and mouth temperature electric signal after three electrocardioelectrode patches and thermistor (temperature) sensor collection；Wherein, electrocardiosignal
In the detector by 1000 times of enhanced processings of EGC sensor after, together with mouth temperature electric signal through A/D conversion process electricity
Road, heart rate digital signals are changed into by electrocardiosignal, and mouth temperature electric signal is changed into mouth temperature data signal；The heart rate digital letter
Number and mouth temperature data signal real-time storage in the SD storage cards, while being radioed to by Bluetooth transmission module described pre-
Alert instrument；The early-warning apparatus by the heart rate digital signals and mouth temperature data signal of three ball temperature and received labourer, according to
Standard No. is GBZ/T229.3-2010's《Industrial site occupational disease hazards operation classification-Part III high temperature》Standard, standard No.
For GJB 1104-91's《Soldier's work tolerance time limit in hygrothermal environment》Standard and standard No. are GJB 1336-92's《Army's matter
Power labor intensity is classified》Standard carries out analysis and distinguishing evaluation, and display environment calorific intensity, work on the screen of early-warning apparatus in real time
Person's labor intensity, labourer's heat load intensity, labourer's safe working time and stopping work information warning；Warned when stopping work
When showing unlatching, screen flicker is simultaneously warned with sound.
Thermal environment self-employed labour safe evaluation method of the invention based on physiological parameter, wherein, the analysis and distinguishing evaluation
Evaluated including ambient heat intensity evaluation, labor intensity evaluation, heat load intensity evaluation and safe working time, specific steps are such as
Under：
Ambient heat intensity evaluation：Establishing criteria number is GBZ/T229.3-2010's《Industrial site occupational disease hazards operation point
Level-Part III high temperature》Standard, as 29 DEG C of the three ball temperature ＜ that the early-warning apparatus is received, ambient heat intensity evaluation result
For normal temperature；When three ball temperature >=29 DEG C, ambient heat intensity evaluation result is high temperature；
Labor intensity is evaluated：The heart rate corresponding to heart rate signal that the early-warning apparatus is received is HR, and establishing criteria number is
GJB1336-92's《Military Gradation of Physical Labor Intensity》Standard, the evaluation result of labor intensity is one of scenario described below：
As HR≤89b/min, the evaluation result of labor intensity is slight；
When HR is 90~116b/min, the evaluation result of labor intensity is moderate；
When HR is 117~142b/min, the evaluation result of labor intensity is severe；
When HR is 143~173b/min, the evaluation result of labor intensity is very heavy；
As HR ＞ 173b/min, the evaluation result of labor intensity is worked for stopping, and with audible alarm；
Heat load intensity is evaluated：The heart rate corresponding to heart rate signal that the early-warning apparatus is received is HR, the early-warning apparatus
The mouth temperature corresponding to mouth temperature signal received is T, and establishing criteria number is GJB 1104-91's《Soldier works in hygrothermal environment
It is resistant to the time limit》Standard, according to heat load intensity HLI=5 (HR-71)/(174-71)+5 (T-36.7)/(38.3-36.7), its
In, HR unit is b/min, T unit for DEG C, the evaluation result of heat load intensity is one of scenario described below：
As HLI ＜ 5.7, the evaluation result of heat load intensity is appropriateness；
When HLI is 5.7~7.8, the evaluation result of heat load intensity is severe；
When HLI is 7.9~9.9, the evaluation result of heat load intensity is extremely；
As HLI >=10, the evaluation result of heat load intensity is the limit；
When HR >=174, or during T >=38.3 DEG C, the evaluation result of heat load intensity is worked for stopping, and with sound report
It is alert；
Safe working time is evaluated：Work start time is the starting point of timing, three balls received according to the early-warning apparatus
Simultaneously establishing criteria number is GJB 1104-91's to Temperature numerical《Soldier's work tolerance time limit in hygrothermal environment》Standard, safety work
The evaluation result of time is one of scenario described below
When three ball temperature are less than 29 DEG C, evaluation result is 8 hours；
When three ball temperature be equal to 29 DEG C, simultaneously：If the evaluation result of labor intensity is slight or moderate or severe, pacify
The evaluation result in full working time is 8 hours；If the evaluation result of labor intensity is very heavy, the evaluation in safe working time
As a result it is 4 hours；
When three ball temperature be equal to 30 DEG C, simultaneously：If the evaluation result of labor intensity is slight or moderate, safety work
The evaluation result of time is 8 hours；If the evaluation result of labor intensity is severe, the evaluation result in safe working time is
4 hours；If the evaluation result of labor intensity is very heavy, the evaluation result in safe working time is 1.5 hours；
When three ball temperature are equal to 31 DEG C, simultaneously：If the evaluation result of labor intensity is moderate, safe working time
Evaluation result be 4 hours；If the evaluation result of labor intensity is severe, the evaluation result in safe working time is small for 3
When；If the evaluation result of labor intensity is very heavy, the evaluation result in safe working time is 1 hour；
When three ball temperature are equal to 32 DEG C, simultaneously：If the evaluation result of labor intensity is moderate, safe working time
Evaluation result be 3 hours；If the evaluation result of labor intensity is severe, the evaluation result in safe working time is small for 2
When；If the evaluation result of labor intensity is very heavy, the evaluation result in safe working time is worked for stopping, and with sound
Alarm；
When three ball temperature are equal to 33 DEG C, simultaneously：If the evaluation result of labor intensity is moderate, safe working time
Evaluation result be 2.9 hours；If the evaluation result of labor intensity is severe, the evaluation result in safe working time is 1
Hour；If the evaluation result of labor intensity is very heavy, the evaluation result in safe working time is worked for stopping, and with sound
Sound is alarmed.
Compared with prior art, the beneficial effects of the invention are as follows：
(1) present invention has physio-parameter detection technology concurrently and fire damage evaluates early warning technology.Detection part therein is utilized
Wearable technology, bio-signal sensor technology and electronic circuit technology, can precise real-time detection reflection Men Working In Heat person's warm
The classical index of load condition：Heart rate and body temperature；Early warning part by the integrated embedded intelligent watch of hygienical evaluation standard program,
Can Real-Time Evaluation labourer safe work state, fire damage early warning is provided in time.Prior art only has detection technique, does not comment
Valency early warning technology.
(2) present invention organically combines hygienical evaluation standard and fire damage early warning technology.Prior art is not still by phase
Closing Hygienic Standard is used for the early warning technology of fire damage, and hot-zone labor hygiene standard is embedded in early warning software, is used for by the present invention
The evaluation of thermic load state and fire damage early warning differentiates.Evaluate labor intensity classification of the early warning technology based on Hygienic Standard, people
The canonical parameter of the body physiological safety upper limit and tenability limit, by analyzing the heart rate and body temperature of labourer under thermal environment, calculates heat
Load condition, assesses the safe work state of labourer, provides the time limit of safety work, and provides prevent the stopping of fire damage in time
Labor safety early warning.
(3) present invention have small volume, light portable, physiological signal collection electrode and human body closely stick, wearer without
The accurate advantage of the real-time science of additional physiological load, monitoring and warning.
Brief description of the drawings
Fig. 1 is the composition block diagram of the thermal environment self-employed labour safety monitoring assembly of the invention based on physiological parameter；
Fig. 2 is the composition schematic diagram of detector in the present invention；
Fig. 3 is early-warning apparatus composition structural representation in the present invention；
Fig. 4 is the thermal environment self-employed labour safe evaluation method flow chart of the invention based on physiological parameter.
Embodiment
Technical solution of the present invention is described in further detail with specific embodiment below in conjunction with the accompanying drawings, described is specific
Only the present invention is explained for embodiment, is not intended to limit the invention.
A kind of thermal environment self-employed labour safety monitoring assembly based on physiological parameter proposed by the present invention by work individual with
Body is worn, by whole process measurement heart rate (HR) and mouth temperature (T), and input the ball temperature of work situation three (i.e. nature wet bulb, black ball and
Three ball temperature of dry bulb), can the calorific intensity of real-time prompting thermal environment, the heat load intensity of labourer, labor intensity, safety work
Time and stopping work warning, play prevention fire damage, protect the healthy effect of labourer.
As shown in figure 1, a kind of thermal environment self-employed labour safety monitoring assembly based on physiological parameter of the present invention, including inspection
Survey instrument and early-warning apparatus two parts.
As shown in Fig. 2 the detector includes three electrocardioelectrode patches, EGC sensor, thermistor (temperature) sensor and letter
Number processing and transmitter unit, the signal transacting and transmitter unit include power supply circuit, A/D conversion processing circuits, SD storage cards
With Bluetooth transmission module；The power supply circuit refers to powers for EGC sensor, thermistor (temperature) sensor and A/D conversion processing circuits
Circuit.Wherein, the EGC sensor uses the Keyes sensors of Dian Dian scientific ＆ technical corporation, and the thermistor (temperature) sensor is adopted
With the MF54-503F3950 sensors of Nanjing Hua Ju Electronics Co., Ltd.s, the power supply circuit is using prosperous digital power supply company
Aili038N circuits, the A/D conversion processing circuits use the Risym AD7705 circuits of RISYM companies, SD storage
Card uses seven-star worm DS3231 storage cards, and the Bluetooth transmission module innovates micro- Science and Technology Ltd. using Shenzhen
MS47SF2 Bluetooth transmission modules.The structure of the detector is as shown in Figure 2.
Three electrocardioelectrodes are arranged at the left side chest locations of labourer, and the electrocardiosignal of wearer passes through three
Electrocardioelectrode patch collection, heart rate digital letter is changed into through the EGC sensor enhanced processing, then through A/D conversion processing circuits
Number；The mouth temperature signal of wearer is gathered by the thermistor (temperature) sensor, then is changed into through A/D conversion processing circuits processing
The warm data signal of mouth；The heart rate digital signals and mouth temperature data signal are stored on the SD storage cards, while by described
Bluetooth transmission module radios to early-warning apparatus.
As shown in figure 3, the early-warning apparatus is the intelligent watch for running Android system, the intelligent watch includes liquid crystal display
Data analysis judgement and evaluation program is installed in screen, voice guard, the early-warning apparatus, and is implanted with three below standard：
Standard No. is GBZ/T229.3-2010's《Industrial site occupational disease hazards operation classification-Part III high temperature》Mark
Standard,
Standard No. is GJB 1104-91's《Soldier's work tolerance time limit in hygrothermal environment》Standard；
Standard No. is GJB 1336-92's《Military Gradation of Physical Labor Intensity》Standard；
The early-warning apparatus receives the detector signal by the bluetooth module of itself, i.e., wirelessly passed by Bluetooth transmission module
Defeated heart rate digital signals and mouth temperature data signal, and three ball temperature of the environment measured by screen input by three ball thermometers
(WBGT)；Data analysis judgement and evaluation program is right with reference to the above three standard being implanted into the early-warning apparatus according to above-mentioned WBGT
Work situation calorific intensity, labor intensity, heat load intensity, safe working time, stopping working time carrying out analysis and commented
Valency, and assay result is included on the screen of the early-warning apparatus.Reach or be up to critical in fire damage risk factor
, can be by way of audible alarm and screen display " stopping work " during limit value, warning labourer is stopped.
Heat is carried out using the above-mentioned thermal environment self-employed labour safety monitoring assembly based on physiological parameter proposed in the present invention
The method of environment self-employed labour safety evaluation is, labourer's heart rate and mouth temperature are respectively by being arranged on three electrocardio electricity of its chest
Pole is pasted is transformed into electrocardiosignal and mouth temperature electric signal with after thermistor (temperature) sensor collection；Wherein, electrocardiosignal is in the detection
In instrument by 1000 times of enhanced processings of EGC sensor after, through A/D conversion processing circuits together with mouth temperature electric signal, electrocardio is believed
Number it is changed into heart rate digital signals, mouth temperature electric signal is changed into mouth temperature data signal；The heart rate digital signals and mouth temperature number
Word signal real-time storage is in the SD storage cards, while radioing to the early-warning apparatus by Bluetooth transmission module；It is described
Early-warning apparatus is by WBGT and received labourer heart rate digital signals and mouth temperature data signal, using installed in early-warning apparatus
Data analysis judgement and evaluation program in (intelligent watch of i.e. a operation Android system), is GBZ/ according to standard No.
T229.3-2010's《Industrial site occupational disease hazards operation classification-Part III high temperature》Standard, standard No. are GJB1104-91
's《Soldier's work tolerance time limit in hygrothermal environment》Standard and standard No. are GJB 1336-92's《Military physical labor intensity point
Level》Standard carry out analysis and distinguishing evaluation, and in real time on the screen of early-warning apparatus display environment calorific intensity, labor intensity,
Labourer's heat load intensity, labourer's safe working time and stopping work information warning；When stopping work warning unlatching, screen
Curtain flashes and warned with sound.
The analysis and distinguishing evaluation includes ambient heat intensity evaluation, labor intensity evaluation, heat load intensity evaluation and safety
Working time is evaluated, and realizes the flow of data analysis judgement and evaluation as shown in figure 4, detailed process includes：
First, ambient heat intensity evaluation：Establishing criteria number is GBZ/T229.3-2010's《Industrial site occupational disease hazards are made
Industry classification-Part III high temperature》Standard, as 29 DEG C of WBGT ＜ that the early-warning apparatus is received, ambient heat intensity evaluation result
For normal temperature, now, the environment calorific intensity in early-warning apparatus screen is shown as normal temperature；When WBGT >=29 DEG C, ambient heat intensity evaluation
As a result it is high temperature, now, the environment calorific intensity in early-warning apparatus screen is shown as high temperature.
2nd, labor intensity evaluation：The heart rate corresponding to heart rate signal that the early-warning apparatus is received is HR, establishing criteria number
For GJB 1336-92's《Military Gradation of Physical Labor Intensity》Standard, as HR≤89b/min, the evaluation result of labor intensity
To be slight, now, the labor intensity in early-warning apparatus screen is shown as slight；When HR is 90~116b/min, labor intensity
Evaluation result is moderate, now, and the labor intensity in early-warning apparatus screen is shown as moderate；When HR is 117~142b/min, labor
The evaluation result of fatigue resistance is severe；Now, the labor intensity in early-warning apparatus screen is shown as severe；When HR is 143~173b/
During min, the evaluation result of labor intensity is very heavy；Now, the labor intensity in early-warning apparatus screen is shown as very heavy；As HR ＞
During 173b/min, the evaluation result of labor intensity is stops working, and now, early-warning apparatus screen display stops work, and with sound
Sound is alarmed.
3rd, heat load intensity evaluation：The heart rate corresponding to heart rate signal that the early-warning apparatus is received is HR, the early warning
The mouth temperature corresponding to mouth temperature signal that instrument is received be in T, the present invention establishing criteria number for GJB 1104-91《Hygrothermal environment
Middle soldier's work tolerance time limit》In the physiological safety upper limit and tenability limit standard, standard No. for GJB 2561-96《Soldier
Heat Acclimatization health code》In tolerance upper limit standard and soldier's normal cardiac rate and mouth temperature data, and bibliography (Moran
D S,Shitzer A,Pandolf K B.A physiological strain index to evaluate heat
stress[J].American Journal of Physiology,1998,275(1Pt2):R129-34), it is derived from soldier
Heat load intensity (Heat load Intensity, HLI) prediction equation：HLI=5 (HR-71)/(174-71)+5 (T-36.7)/
(38.3-36.7)；According to heart rate and mouth temperature, HLI is calculated, for evaluating heat load intensity.As HLI ＜ 5.7, heat load intensity
Evaluation result for appropriateness, less than the physiological safety upper limit, the heat load intensity in early-warning apparatus screen be shown as appropriateness；When HLI is
When 5.7~7.8, the evaluation result of heat load intensity is severe, higher than the physiological safety upper limit, less than the tolerance upper limit, early-warning apparatus screen
Heat load intensity in curtain is shown as severe；When HLI is 7.9~9.9, the evaluation result of heat load intensity is extreme, is higher than
The upper limit is resistant to, less than tenability limit, the heat load intensity in early-warning apparatus screen is shown as extremely；As HLI >=10, thermic load is strong
The evaluation result of degree is the limit, and higher than tenability limit, the heat load intensity in early-warning apparatus screen is shown as the limit.When HR >=174,
Or during T >=38.3 DEG C, the evaluation result of heat load intensity stops work, now, stopping work, and companion are shown on early-warning apparatus screen
There is audible alarm.
Safe working time is evaluated：Especially emphasize first, work start time is the starting point of timing, i.e., safe working time
It is, to start time of the work for starting point timing, to update once within hereafter every 5 minutes, i.e., in the case of labor intensity is constant, when former
Between successively decrease 5 minutes, the like.Therefore, safe working time shown below is the time for just having started timing.If in work
Make just to start to wear this device after a period of time, safe working time, which is then that the time differentiated to upper type subtracts, to have worked
The time of time.
The WBGT numerical value and establishing criteria number received according to the early-warning apparatus is GJB 1104-91's《In hygrothermal environment
Soldier's work tolerance time limit》Standard, when WBGT is less than 29 DEG C, evaluation result is the safety work in 8 hours, early-warning apparatus screen
Time showing is 8 hours.
When WBGT be equal to 29 DEG C, simultaneously：If the evaluation result of labor intensity is slight or moderate or severe, safe labor
The evaluation result of dynamic time is 8 hours, and now, the safe working time in early-warning apparatus screen is shown as 8 hours；If labor intensity
Evaluation result for it is very heavy when, then the evaluation result in safe working time be 4 hours, now, the safe labor in early-warning apparatus screen
Dynamic time showing is 4 hours.
When WBGT be equal to 30 DEG C, simultaneously：If the evaluation result of labor intensity is slight or moderate, safe working time
Evaluation result be 8 hours；Now, the safe working time in early-warning apparatus screen is shown as 8 hours；If the evaluation of labor intensity
When being as a result severe, then the evaluation result in safe working time is 4 hours, now, the safe working time in early-warning apparatus screen
It is shown as 4 hours；If the evaluation result of labor intensity is very heavy, the evaluation result in safe working time is 1.5 hours, this
When, the safe working time in early-warning apparatus screen is shown as 1.5 hours.
When WBGT is equal to 31 DEG C, simultaneously：If the evaluation result of labor intensity is moderate, safe working time comments
Valency result is 4 hours, and now, the safe working time in early-warning apparatus screen is shown as 4 hours；If the evaluation result of labor intensity
During for severe, then the evaluation result in safe working time is 3 hours, now, the display of safe working time in early-warning apparatus screen
For 3 hours；If the evaluation result of labor intensity is very heavy, the evaluation result in safe working time is 1 hour, now, in advance
Safe working time in alert instrument screen is shown as 1 hour.
When WBGT is equal to 32 DEG C, simultaneously：If the evaluation result of labor intensity is moderate, safe working time comments
Valency result is 3 hours, and now, the safe working time in early-warning apparatus screen is shown as 3 hours；If the evaluation result of labor intensity
During for severe, then the evaluation result in safe working time is 2 hours, now, the display of safe working time in early-warning apparatus screen
For 2 hours；If the evaluation result of labor intensity is very heavy, the evaluation result in safe working time is stops working, now,
Safe working time in early-warning apparatus screen is shown as 0 hour, and points out to stop working, and with audible alarm.
When WBGT is equal to 33 DEG C, simultaneously：If the evaluation result of labor intensity is moderate, safe working time comments
Valency result is 2.9 hours, and now, the safe working time in early-warning apparatus screen is shown as 2.9 hours；If the evaluation of labor intensity
When being as a result severe, then the evaluation result in safe working time is 1 hour, now, the safe working time in early-warning apparatus screen
It is shown as 1 hour；If the evaluation result of labor intensity is very heavy, the evaluation result in safe working time is worked for stopping,
Now, the safe working time in early-warning apparatus screen is shown as 0 hour, and points out to stop working, and with audible alarm.
To sum up, it is to be interspersed in above-mentioned ambient heat intensity evaluation, work that the evaluation procedure for stopping work being realized in the present invention
In intensity evaluation, heat load intensity evaluation and safe working time evaluation procedure, as long as having one of following several situations,
Stopping work then being shown on early-warning apparatus screen, and with audible alarm.
(1) in labor intensity evaluation procedure, the heart rate HR ＞ corresponding to the heart rate signal received when the early-warning apparatus
During 173b/min；
(2) in heat load intensity evaluation procedure, the mouth temperature T corresponding to mouth temperature signal received when the early-warning apparatus >=
38.3 DEG C when；
(3) in heat load intensity evaluation procedure, as HLI >=10；
(4) in safe working time evaluation procedure, when WBGT is more than or equal to 32 DEG C, and labor intensity evaluation result is
When very heavy；
In the scenario above, the evaluation result in safe working time is 0 hour, that is, stops work.
Although above in conjunction with accompanying drawing, invention has been described, and the invention is not limited in above-mentioned specific implementation
Mode, above-mentioned embodiment is only schematical, rather than restricted, and one of ordinary skill in the art is at this
Under the enlightenment of invention, without deviating from the spirit of the invention, many variations can also be made, these belong to the present invention's
Within protection.
Claims (3)
1. a kind of thermal environment self-employed labour safety monitoring assembly based on physiological parameter, including detector and early-warning apparatus, its feature
It is,
The detector includes three electrocardioelectrode patches, EGC sensor, thermistor (temperature) sensor and signal transacting and transmitting is single
Member, the signal transacting and transmitter unit include power supply circuit, A/D conversion processing circuits, SD storage cards and Bluetooth transmission module；
Three electrocardioelectrodes are arranged at the left side chest locations of labourer, and the electrocardiosignal of wearer passes through three electrocardios
Electrode paste is gathered, and heart rate digital signals are changed into through the EGC sensor enhanced processing, then through A/D conversion processing circuits；Wear
The mouth temperature signal of wearer is gathered by the thermistor (temperature) sensor, then is changed into mouth temperature through A/D conversion processing circuits processing
Data signal；The heart rate digital signals and mouth temperature data signal are stored on the SD storage cards, while passing through the bluetooth
Transmitter module radios to early-warning apparatus；
The early-warning apparatus is the intelligent watch for running Android system, is implanted with three below standard in the early-warning apparatus：
Standard No. is GBZ/T229.3-2010's《Industrial site occupational disease hazards operation classification-Part III high temperature》Standard,
Standard No. is GJB 1104-91's《Soldier's work tolerance time limit in hygrothermal environment》Standard；
Standard No. is GJB 1336-92's《Military Gradation of Physical Labor Intensity》Standard；
The early-warning apparatus receives the heart rate number that Bluetooth transmission module is wirelessly transferred in the detector by the bluetooth module of itself
Word signal and mouth temperature data signal, and three ball temperature of the environment measured by screen input by three ball thermometers；According to above-mentioned
Three ball temperature, with reference to the above three standard being implanted into the early-warning apparatus, to work situation calorific intensity, labor intensity,
Heat load intensity, safe working time, stopping working time being analyzed and evaluated, and assay result is included described pre-
On the screen of alert instrument.
2. a kind of thermal environment self-employed labour safe evaluation method based on physiological parameter, it is characterised in that using such as claim 1
The thermal environment self-employed labour safety monitoring assembly based on physiological parameter, labourer's heart rate and mouth temperature are respectively by being arranged on it
It is transformed into electrocardiosignal and mouth temperature electric signal after three electrocardioelectrodes patch of chest and thermistor (temperature) sensor collection；Wherein, the heart
Electric signal in the detector by 1000 times of enhanced processings of EGC sensor after, changed together with mouth temperature electric signal through A/D
Process circuit, heart rate digital signals are changed into by electrocardiosignal, and mouth temperature electric signal is changed into mouth temperature data signal；The heart rate
Data signal and mouth temperature data signal real-time storage are in the SD storage cards, while being radioed to by Bluetooth transmission module
The early-warning apparatus；The early-warning apparatus believes heart rate digital signals and mouth the temperature numeral of three ball temperature and received labourer
Number, it is GBZ/T229.3-2010's according to standard No.《Industrial site occupational disease hazards operation classification-Part III high temperature》Mark
Accurate, standard No. is GJB 1104-91's《Soldier's work tolerance time limit in hygrothermal environment》Standard and standard No. are GJB 1336-92
's《Military Gradation of Physical Labor Intensity》Standard carries out analysis and distinguishing evaluation, and the display environment heat on the screen of early-warning apparatus in real time
Intensity, labor intensity, labourer's heat load intensity, labourer's safe working time and stopping work information warning；When
When stopping work warning unlatching, screen flicker is simultaneously warned with sound.
3. the thermal environment self-employed labour safe evaluation method based on physiological parameter according to claim 2, it is characterised in that institute
Analysis and distinguishing evaluation is stated to comment including ambient heat intensity evaluation, labor intensity evaluation, heat load intensity evaluation and safe working time
Valency, is comprised the following steps that：
Ambient heat intensity evaluation：Establishing criteria number is GBZ/T229.3-2010's《Industrial site occupational disease hazards operation classification-
Part III high temperature》Standard, as 29 DEG C of the three ball temperature ＜ that the early-warning apparatus is received, ambient heat intensity evaluation result is normal
Temperature；When three ball temperature >=29 DEG C, ambient heat intensity evaluation result is high temperature；
Labor intensity is evaluated：The heart rate corresponding to heart rate signal that the early-warning apparatus is received is HR, and establishing criteria number is
GJB1336-92's《Military Gradation of Physical Labor Intensity》Standard, the evaluation result of labor intensity is one of scenario described below：
As HR≤89b/min, the evaluation result of labor intensity is slight；
When HR is 90~116b/min, the evaluation result of labor intensity is moderate；
When HR is 117~142b/min, the evaluation result of labor intensity is severe；
When HR is 143~173b/min, the evaluation result of labor intensity is very heavy；
As HR ＞ 173b/min, the evaluation result of labor intensity is worked for stopping, and with audible alarm；
Heat load intensity is evaluated：The heart rate corresponding to heart rate signal that the early-warning apparatus is received is HR, and the early-warning apparatus is received
The mouth temperature corresponding to mouth temperature signal arrived is T, and establishing criteria number is GJB 1104-91's《Soldier's work tolerance in hygrothermal environment
Time limit》Standard, according to heat load intensity HLI=5 (HR-71)/(174-71)+5 (T-36.7)/(38.3-36.7), wherein, HR
Unit be b/min, T unit for DEG C, the evaluation result of heat load intensity is one of scenario described below：
As HLI ＜ 5.7, the evaluation result of heat load intensity is appropriateness；
When HLI is 5.7~7.8, the evaluation result of heat load intensity is severe；
When HLI is 7.9~9.9, the evaluation result of heat load intensity is extremely；
As HLI >=10, the evaluation result of heat load intensity is the limit；
When HR >=174, or during T >=38.3 DEG C, the evaluation result of heat load intensity is worked for stopping, and with audible alarm；
Safe working time is evaluated：Work start time is the starting point of timing, the three ball temperature received according to the early-warning apparatus
Simultaneously establishing criteria number is GJB 1104-91's to numerical value《Soldier's work tolerance time limit in hygrothermal environment》Standard, safe working time
Evaluation result one of for scenario described below
When three ball temperature are less than 29 DEG C, evaluation result is 8 hours；
When three ball temperature be equal to 29 DEG C, simultaneously：If the evaluation result of labor intensity is slight or moderate or severe, safe labor
The evaluation result of dynamic time is 8 hours；If the evaluation result of labor intensity is very heavy, the evaluation result in safe working time
For 4 hours；
When three ball temperature be equal to 30 DEG C, simultaneously：If the evaluation result of labor intensity is slight or moderate, safe working time
Evaluation result be 8 hours；If the evaluation result of labor intensity is severe, the evaluation result in safe working time is small for 4
When；If the evaluation result of labor intensity is very heavy, the evaluation result in safe working time is 1.5 hours；
When three ball temperature are equal to 31 DEG C, simultaneously：If the evaluation result of labor intensity is moderate, safe working time comments
Valency result is 4 hours；If the evaluation result of labor intensity is severe, the evaluation result in safe working time is 3 hours；If
When the evaluation result of labor intensity is very heavy, then the evaluation result in safe working time is 1 hour；
When three ball temperature are equal to 32 DEG C, simultaneously：If the evaluation result of labor intensity is moderate, safe working time comments
Valency result is 3 hours；If the evaluation result of labor intensity is severe, the evaluation result in safe working time is 2 hours；If
When the evaluation result of labor intensity is very heavy, then the evaluation result in safe working time is worked for stopping, and with audible alarm；
When three ball temperature are equal to 33 DEG C, simultaneously：If the evaluation result of labor intensity is moderate, safe working time comments
Valency result is 2.9 hours；If the evaluation result of labor intensity is severe, the evaluation result in safe working time is 1 hour；
If the evaluation result of labor intensity is very heavy, the evaluation result in safe working time is worked for stopping, and with sound report
It is alert.
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