CN108621879A - The automatic regulating system and method for child safety seat - Google Patents
The automatic regulating system and method for child safety seat Download PDFInfo
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- CN108621879A CN108621879A CN201810651568.8A CN201810651568A CN108621879A CN 108621879 A CN108621879 A CN 108621879A CN 201810651568 A CN201810651568 A CN 201810651568A CN 108621879 A CN108621879 A CN 108621879A
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- vital sign
- child safety
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60N—SEATS SPECIALLY ADAPTED FOR VEHICLES; VEHICLE PASSENGER ACCOMMODATION NOT OTHERWISE PROVIDED FOR
- B60N2/00—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles
- B60N2/02—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable
- B60N2/22—Seats specially adapted for vehicles; Arrangement or mounting of seats in vehicles the seat or part thereof being movable, e.g. adjustable the back-rest being adjustable
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Abstract
The present invention relates to a kind of Automatic adjustment method of child safety seat and systems, and this method comprises the following steps：Acquisition rides in the vital sign data of the children on child safety seat in real time；Time interval according to setting analyzes the vital sign data acquired, forms vital sign data corresponding with time interval；And compare the vital sign data of current time interval and the vital sign data of previous interval, the backrest angle of child safety seat is adjusted according to comparison result and is adjusted in synchronism the tightness of safety belt, so that the tightness of the safety belt remains unchanged during backrest angle is adjusted.The present invention is during children use child safety seat, the vital sign data of acquisition children in real time, and vital sign data is analyzed, and then the backrest angle of child safety seat is automatically adjusted according to the variation of vital sign data, and the tightness of safety belt is adjusted simultaneously, to improve the riding comfort of children.
Description
Technical field
The present invention relates to the technical field of child safety seat, refer in particular to a kind of child safety seat automatic regulating system and
Method.
Background technology
, the vehicular child safety seat higher and higher to the attention degree of children riding safety with the universal and people of automobile
Chair is increasingly paid attention to, and automobile children safety chair plays an important role to the injures and deaths for reducing children in collision accident.
Child safety seat is to meet safety and comfort requirement, and with a variety of regulatory functions, for example backrest is adjusted, head
Pillow adjusting and the elastic adjusting of safety belt etc., but these regulatory functions are both needed to parent and adjust manually, more inconvenient and manual adjusting
It can not accomplish the real-time adjusting during taking.It is popularized with intelligentized, child safety seat is also needed to introduce intelligent control
The effect of making and expanding seat plays.For this purpose, being using what intelligent control realized child safety seat automatic adjustment there is an urgent need for a kind of
System method, to expand seat the effect of, play range.
Invention content
It is an object of the invention to overcome the deficiencies of existing technologies, a kind of automatic regulating system of child safety seat is provided
And method, the regulatory function for solving existing child safety seat are both needed to adjust the real-time tune during can not accomplishing to take manually
The problem of section.
Realizing the technical solution of above-mentioned purpose is：
The present invention provides a kind of Automatic adjustment methods of child safety seat, include the following steps：
Acquisition rides in the vital sign data of the children on child safety seat in real time；
According to setting time interval the vital sign data acquired is analyzed, so as to form with the time
It is spaced corresponding vital sign data；And
Compare the vital sign data of current time interval and the vital sign data of previous interval, is tied according to comparing
Fruit adjusts the backrest angle of child safety seat and is adjusted in synchronism the tightness of safety belt, so that adjusted in backrest angle
The tightness of the safety belt remains unchanged in the process.
The present invention acquires the vital sign data of children, and right in real time during children use child safety seat
Vital sign data is analyzed, so according to vital sign data variation come automatically adjust child safety seat lean on dorsal horn
Degree, and the tightness of safety belt is adjusted simultaneously, to improve the riding comfort of children.
The Automatic adjustment method of child safety seat of the present invention further improvement lies in that, further include：
When analyzing the vital sign data acquired, the seat state number of corresponding child safety seat is recorded
According to；
Multigroup vital sign data and corresponding seat state data are analyzed, to obtain vital sign data phase one
Corresponding seat state data when cause, and obtained seat state data are stored as to the seat state data of standard；
The backrest angle that child safety seat is adjusted according to comparison result, when the vital sign data changes,
The backrest angle is adjusted to the backrest angle in the seat state data of the standard.
The Automatic adjustment method of child safety seat of the present invention further improvement lies in that, according to comparison result adjust children
The backrest angle of safety seat and the tightness for being adjusted in synchronism safety belt further include：
When the vital sign data does not change, whether the body posture for detecting children changes, if the body of children
Body posture does not change in setting time, then judges that children enter sleep state, adjusts the backrest angle to the youngster
The backrest of virgin safety seat is resisted against automotive seat.
The Automatic adjustment method of child safety seat of the present invention further improvement lies in that, be adjusted in synchronism the elastic of safety belt
Degree, including：
Pressure data at the shift structure of acquisition safety belt in real time；
It is whether consistent with the pressure data of previous moment to compare current pressure data, the peace is adjusted if inconsistent
The tightness of full band is so that current pressure data is consistent with the pressure data of previous moment.
The Automatic adjustment method of child safety seat of the present invention further improvement lies in that, further include：
In sometime interval, when the seat state data change, the seat state data are occurred
Vital sign data before change is analyzed and records corresponding seat state data as one group of vital sign data and right
The seat state data answered, and recalculate the time interval.
The present invention also provides a kind of automatic regulating systems of child safety seat, including：
Collecting unit, for acquiring the vital sign data for riding in the children on child safety seat；
The analytic unit being connect with the collecting unit, for being acquired to the collecting unit according to the time interval of setting
Vital sign data analyzed so as to form vital sign data corresponding with the time interval；And
The adjusting unit being connect with the analytic unit, vital sign data for comparing current time interval and previous
The vital sign data of time interval adjusts the backrest angle of child safety seat according to comparison result and is adjusted in synchronism safety belt
Tightness so that the tightness of the safety belt remains unchanged during backrest angle is adjusted.
The automatic regulating system of child safety seat of the present invention further improvement lies in that, further include and the analytic unit
The statistic unit connected with the adjusting unit；
The collecting unit is additionally operable to the seat state data of acquisition child safety seat；
The analytic unit records the corresponding children of the collecting unit acquisition when analysis obtains vital sign data
The seat state data of safety seat；
The statistic unit analyzes multigroup vital sign data and corresponding seat state data, to obtain life
Corresponding seat state data when sign data is consistent, and obtained seat state data are stored as to the seat shape of standard
State data；
The comparison result is the vital sign data when changing, and the adjusting unit is by the backrest angle tune
It saves to the backrest angle in the seat state data of the standard.
The automatic regulating system of child safety seat of the present invention further improvement lies in that, the adjusting unit include sleep
Judgment module and the backrest adjustment module being connect with the sleep judgment module；
When the comparison result is that vital sign data does not change, the sleep judgment module obtains the body posture of children
Data simultaneously judge whether body posture data change in setting time, judge that children enter sleep shape if not changing
State, and then backrest regulating command is formed to the backrest adjustment module；
The backrest angle is adjusted to the children's safety by the backrest adjustment module according to the backrest regulating command
The backrest of seat is resisted against automotive seat.
The automatic regulating system of child safety seat of the present invention further improvement lies in that, the adjusting unit further include pressure
Power comparison module and the safety belt adjustment module being connect with the pressure comparison module；
Pressure data at shift structure of the pressure comparison module for acquiring safety belt in real time, and it is more current
Whether pressure data and the pressure data of previous moment are consistent, and safety belt regulating command is sent if inconsistent to the safety belt
Adjustment module；
The safety belt adjustment module adjusts the tightness of safety belt so that working as according to the safety belt regulating command
Preceding pressure data is consistent with the pressure data of previous moment.
The automatic regulating system of child safety seat of the present invention further improvement lies in that, further include and the analytic unit
The timer of connection and the seat state comparator being connect with the timer；
The timer sends analysis instruction so that the analysis is single according to the time interval to the analytic unit
Member analyzes vital sign data according to the analysis instruction；
The comparator is also connect with the collecting unit, the child safety seat for collecting unit acquisition
Seat state data, whether seat state data described in multilevel iudge change, and reset indication is sent if changing
To the timer so that the timer sends analysis instruction to the analytic unit and recalculates the time interval.
Description of the drawings
Fig. 1 be child safety seat of the present invention Automatic adjustment method and system in child safety seat structural representation
Figure.
Fig. 2 be child safety seat of the present invention Automatic adjustment method and system at child safety seat middle-grade bit architecture
Structural schematic diagram.
Fig. 3 is safety belt in child safety seat in the Automatic adjustment method and system of child safety seat of the present invention and leans on
The structural schematic diagram of the back of the body.
Fig. 4 be child safety seat of the present invention Automatic adjustment method and system in the structure rested the head in child safety seat
Schematic diagram.
Fig. 5 is the flow chart of the Automatic adjustment method of child safety seat of the present invention.
Specific implementation mode
The invention will be further described in the following with reference to the drawings and specific embodiments.
Refering to Fig. 5, the present invention provides a kind of Automatic adjustment method of child safety seat and systems, by seat
Sensor is installed at the positions such as armrest cover plate, backrest, headrest, cushion, during children each time use child safety seat,
Every vital sign data and current environment inside car data to children are monitored analysis, including body temperature, heart rate, blood pressure,
Vehicle interior temperature and current vehicle speed etc..By the variation of children's vital sign data, automatic adjustment child safety seat is realized
Posture, so that children are in more comfortable posture, and adjust the tightness of safety belt while adjusting angle of backrest,
Not only it can guarantee that safety seat was adjusted to comfortable posture, but also can guarantee the safety of child safety seat.It is right below in conjunction with the accompanying drawings
The Automatic adjustment method and system of child safety seat of the present invention illustrate.
The automatic regulating system of child safety seat provided by the invention is illustrated below.
The automatic regulating system of the child safety seat of the present invention includes collecting unit, the analysis list being connect with collecting unit
Member and the adjusting unit being connect with analytic unit.
Collecting unit therein rides in the vital sign data of the children on child safety seat for acquiring in real time, should
Vital sign data includes the data such as the body temperature, heart rate and blood pressure of children.
Analytic unit be used for according to the time interval vital sign data that collecting unit is acquired of setting analyzed from
And vital sign data corresponding with time interval is formed, which can be 10 minutes, 15 minutes or 30 minutes,
Certainly, which can also be manually set according to the demand of user.If time interval is 30 minutes, then analyze
Unit every 30 minutes can to this 30 minutes in the collected all children's vital sign data of collecting unit carry out intelligence point
Analysis, which includes being screened to all data in this 30 minutes, and abnormal data is deleted, and to remaining data into
Row weighted average, to obtain children's vital sign data of the time interval.Abnormal data therein can be according to comparing one by one
Judge, vital sign data is compared with standard value, if the difference between the vital sign data and standard value is excessive,
And the frequency of the excessive data appearance of the difference is less, then can determine whether that the vital sign data is abnormal data.
Adjust the vital sign number that unit is used to compare the vital sign data and previous interval of current time interval
According to, when analytic unit for the first time analyzed only obtain one group of vital sign data when, which is not processed, when point
After analysing the unit vital sign data more than two by analyzing acquisition, adjusts unit and bring into operation.It is more current to adjust unit
Time interval vital sign data and previous interval vital sign data, to check current vital sign data
Whether change, the backrest angle of child safety seat is adjusted further according to comparison result and is adjusted in synchronism the elastic journey of safety belt
Degree, so that the tightness of safety belt remains unchanged during backrest angle is adjusted.
In the vital sign data of the relatively children at surrounding time interval, and according to comparison result by child safety seat tune
More comfortable position is saved, so that children enjoy comfortable ride experience, and when adjusting child safety seat, is adjusted in synchronism
The tightness of backrest angle and safety belt can keep the tightness of safety belt constant, play and be effectively protected to children,
And avoid only adjusting angle of backrest and so that the case where safety belt becomes tension occurs.
As the better embodiment of the present invention, as shown in Figure 1, collecting unit includes being installed on child safety seat 20
Handrail 24 on photoelectric sensor, the photoelectric sensor be used for when the hand and arm with children contact, monitor children in real time
Body temperature, heart rate and blood pressure, and form real-time temperature data, heart rate data and blood pressure data, those temperature datas, the heart
The vital sign data of rate data and blood pressure data as children.Preferably, the automatic regulating system of the present invention is deposited including one
Storage unit, the photoelectric sensor of collecting unit is by the temperature data of the children collected in real time, heart rate data and blood pressure number
According to being stored in storage unit, in order to analytic unit to the collected temperature data of institute, heart rate data and blood pressure data into
Row analysis.
Further, collecting unit is additionally operable to the seat state data of acquisition child safety seat 20, the seat state number
According to letters such as the tightness of operating status and safety belt including backrest angle, height of headrest, heating mechanism and ventilating mechanisms
Cease data.As shown in figure 3, being provided with backrest tune in the backrest frames 22 of child safety seat 20 and the junction of cushion skeleton 21
Mechanism 221 is saved, the current backrest angle of child safety seat 20 is obtained by the adjusting angle of the backrest regulating mechanism 221；Peace
Full band 26 is stretched out out of backrest frames 22, and when stretching out, the safety belt 26 is bypassed is placed in by the shift structure 25 that back is arranged
The outside of virgin safety seat 20, the shift structure 25 have the gear of different height, are adapted to not by selecting different gears
The demand of level children.Collecting unit further includes the pressure sensor being set at shift structure 25, passes through pressure sensor
The pressure data at shift structure 25 is detected, reacts the tightness of safety belt by pressure data.As shown in figure 4, youngster
Virgin safety seat 20 is equipped with the headrest 27 that can move up and down adjusting at the top of backrest frames 22, and 27 bottom of resting the head on is installed with
The bottom of guide rod, the guide rod is connected with push-rod electric machine 271, and guide rod can be driven upward or downward using push-rod electric machine 271
It is mobile, to realize that the height of headrest 27 is adjusted, inductor is equipped at the push-rod electric machine 271, to incude on push-rod electric machine 271
The length that push rod stretches out, to which the length stretched out according to push rod can obtain the height residing for headrest 27.On child safety seat 20
It is provided with heating mechanism and ventilating mechanisms, so that ventilating mechanisms are opened when temperature is higher, when temperature is relatively low
It opens heating mechanism and is provided with inductive switch in heating mechanism and ventilating mechanisms to improve the comfort level of children, induction is opened
Corresponding signal can be formed when opening and closing by closing, so as to react the operating status of heating mechanism and ventilating mechanisms.Acquisition
Unit obtains backup plate angle by backup plate regulating mechanism, and the pine of safety belt is obtained by the pressure sensor at shift structure
Tight degree obtains height of headrest by the push-rod electric machine 271 at headrest 27, passes through the inductive switch of heating mechanism and ventilating mechanisms
The heating mechanism and the operating status of ventilating mechanisms are obtained, using those acquired data as seat state data, and is stored
In in storage unit.
Further, automatic regulating system of the invention further includes the statistics list being connect with analytic unit and adjusting unit
Member.After collecting unit collects the seat state data of child safety seat, analytic unit obtains vital sign number in analysis
According to when, record the collecting unit acquisition corresponding child safety seat seat state data namely analytic unit foundation when
Between seat state data corresponding to the corresponding vital sign data of interval acquiring and the time interval.Statistic unit is to multigroup
Vital sign data and corresponding seat state data are analyzed, with obtain vital sign data it is consistent when corresponding seat
Chair status data, and obtained seat state data are stored as to the seat state data of standard, preferably, the seat of the standard
Status data is stored in storage unit.Statistic unit makes for realizing continuous optimization function, child safety seat for a long time
During, statistic unit can carry out intellectual analysis to all vital sign datas and corresponding seat status data, from
And all seat state data corresponding to the vital sign data of Children Normal are counted, and from all seat states
Choose that the highest seat state data of the frequency of occurrences are most healthy as children, state of the most comfortable in data, namely as standard
Seat state data stored.Certainly, the seat state data of the standard are not fixed, but a dynamic adjustment
Data are used according to the long-term accumulation of child safety seat, and the seat state of the standard is according to the new number for using process to generate
According to and be adjusted correspondingly, can be closer to the state of children's the most comfortable.
Unit is adjusted when being adjusted according to comparison result, the seat state number for the standard that can be obtained according to statistic unit
It is adjusted according to child safety seat.When comparison result changes for vital sign data, adjusts unit and pacify children
The backrest angle of full seat 20 is adjusted to the backrest angle in the seat state data of standard, to improve the comfortable of children's ride-on
Degree.The vital sign data changes, and preferably, the body temperature of children is normal, and heart rate and blood pressure data are slightly higher.It adjusts single
Member further includes being adjusted to the height of headrest 27, the push-rod electric machine 271 at control headrest 27 is transported when adjusting child safety seat 20
Row, 27 height of resting the head on are adjusted to height of headrest in the seat state data of standard.
Unit is adjusted by the vital sign data of the vital sign data of current time interval and previous moment to compare
Compared with when, automatic regulating system can provide a secure threshold to adjust unit, the secure threshold be body temperature, heart rate and blood pressure it is normal
Fluctuation range, the secure threshold can be also manually set by user.After adjusting unit formation comparison result, by the comparison result
It is compared with secure threshold, sees whether the comparison result has exceeded secure threshold, when without departing from secure threshold, adjust unit
It is adjusted according to seat state data pair child's safety seat of standard, if exceeding secure threshold, adjusts one report of unit control
Alert unit is alarmed.Alarm unit includes the side by buzzing, LED light and vibration being arranged on child safety seat 20
The alarm that formula is alarmed adjusts unit when comparison result exceeds secure threshold, is alarmed by alarm to remind
Parent pays attention to.
As another better embodiment of the present invention, adjusts unit and include sleep judgment module and judge with the sleep
The backrest adjustment module of module connection；Sleep judgment module be used to judge to ride in children on child safety seat 20 whether into
Enter sleep state, backrest adjustment module carries out backrest adjusting according to the instruction for adjusting unit.When comparison result is vital sign number
When according to not changing, the sleep judgment module for adjusting unit is triggered, which obtains the body posture data of children
And judge whether body posture data change in setting time, judge that children enter sleep state if not changing, into
And the sleep judgment module forms backrest regulating command to backrest adjustment module.Backrest adjustment module will according to backrest regulating command
The backrest that backrest angle is adjusted to child safety seat 20 is resisted against automotive seat, and the backrest elevation angle at this time is larger, can allow
Child sleeps more stable.Sleep judgment module therein obtains the body posture data of children, as shown in Figure 1, can be pacified by children
The pressure sensor being arranged at the cushion 23 of full seat 20 is realized, when the data that the pressure sensor is monitored are constant,
It can determine whether that the body posture data of children do not change.
Preferably, as shown in figure 3, being equipped with backrest regulating mechanism in the junction of backrest frames 22 and cushion skeleton 21
221, the adjusting which realizes backrest angle by recliner, the recliner installed on backrest frames 22
It is drivingly connected by a motor, backrest adjustment module is connect with the motor of driving recliner, by controlling the operation of motor come real
Recliner rotation is now adjusted, and then realizes the adjusting of backrest angle.
As the another better embodiment of the present invention, in conjunction with shown in Fig. 2 and Fig. 3, it further includes that pressure compares to adjust unit
Module and the safety belt adjustment module being connect with pressure comparison module, pressure comparison module therein are used to compare the shelves of safety belt
Whether the pressure data at bit architecture 25 changes, and safety belt adjustment module is according to the multilevel iudge result of pressure comparison module
To carry out the adjusting of safety belt.Safety belt 26 is installed on a safety belt controlling mechanism 261, passes through safety belt controlling mechanism 261
Safety belt 26 is installed on backrest frames 22, safety belt adjustment structure 261 includes a shaft, and the both ends of the shaft are fixed on one
In recliner, recliner is fixed on backrest frames 22, drives recliner rotation by safe translator, and then recliner drives
Shaft rotates, and safety belt 26 is wound in shaft, to control the folding and unfolding of safety belt 26 by the rotation of shaft, realizes
The adjusting of the tightness of safety belt 26.Specifically, pressure comparison module is acquired in real time at the shift structure 25 of safety belt 26
Pressure data, the pressure data can be obtained by the pressure sensor at shift structure 25, and pressure comparison module is to obtaining
The pressure data taken is compared, and whether the pressure data of the current pressure data of multilevel iudge and previous moment is consistent, if not
It is consistent then send safety belt regulating command to safety belt adjustment module；Safety belt adjustment module is adjusted according to safety belt regulating command
The tightness of safety belt is so that current pressure data is consistent with the pressure data of previous moment.That is, when pressure
The comparison result of power comparison module is that pressure becomes larger, and shows that safety belt becomes tight, safety belt adjustment module controls safety belt tune at this time
The safety belt motor reversal at mechanism 261 is saved to release safety belt 26 so that safety belt fluffs, until pressure data and variation
Preceding pressure data reaches unanimity.Pressure comparison module is when relatively pressure data changes, by the number pressure of previous moment
According to as with reference to data, it is compared with the pressure data in 26 adjustment process of safety belt, the pressure during subsequent adjustment
When data are consistent with reference to data, surface safety band is adjusted in place.When the comparison result of pressure comparison module is that pressure becomes smaller,
Surface safety band fluffs, and the safe translator at the safety belt controlling mechanism 261 of safety belt adjustment module control at this time is rotated forward to incite somebody to action
Safety belt 26 is tightened so that safety belt becomes tight, until pressure data reaches unanimity with the pressure data before variation.The peace of the present invention
It realizes that the folding and unfolding of safety belt is adjusted using recliner with regulating mechanism entirely, enables in the adjustment process of safety belt, angle modulation
Device locking always, can provide huge locking power, ensure that safe constraint function is reliable and stable in time.
As another better embodiment of the present invention, automatic regulating system of the invention further includes being connect with analytic unit
Timer and the seat state comparator that is connect with timer；Timer sends analysis to analytic unit according to time interval and refers to
It enables so that analytic unit analyzes vital sign data according to analysis instruction；Comparator is also connect with collecting unit, is used
In the seat state data for the child safety seat for comparing collecting unit acquisition, whether the multilevel iudge seat state data occur
Variation, sends reset indication to timer if changing so that timer sends analysis instruction and again to analytic unit
Calculate time interval.It is realized by timer and seat state comparator when child safety seat generating state changes, it is right
State change before period in vital sign data carry out analysis and be used as one group of vital sign data, and by this group of life entity
Data storage corresponding with the seat state data before seat state variation is levied, the data acquisition of following time interval section is then started
Analysis.
As the better embodiment another again of the present invention, collecting unit and the communication of mobile terminal of user (or parent) connect
It connects, collected children's vital sign data, which is sent to mobile terminal, to be shown.Adjust unit also with communication of mobile terminal
Connection adjusts unit and sends information warning to mobile terminal to carry when adjusting unit judges comparison result beyond secure threshold
Wake up user.
The automatic regulating system of the present invention further includes the temperature sensor being installed on cushion 23 and vehicle speed sensor, temperature
Sensor is used to detect interior temperature and forms temperature data, judges the temperature data by a processing unit, works as temperature data
When less than first set temperature, processing unit controls heating mechanism operation to be heated, when temperature data is higher than one second
When set temperature, processing unit controls ventilating mechanisms operation to cool down.Preferably, the first set temperature is 16 degrees Celsius,
Second set temperature is 28 degrees Celsius.First set temperature and the second set temperature can artificially be set as needed by user
It is fixed.Vehicle speed sensor is used to detect the travel speed of automobile, and processing unit judges whether the travel speed is too fast, in processing unit
It is set with a standard speed, when travel speed is more than the standard speed, processing unit controls on child safety seat
ISOFIX is received most tightly, also i.e. by the length adjustment of ISOFIX stretching child safety seats to minimum so that child safety seat
Closer to automotive seat, and processing unit sends control instruction to adjusting unit with adjusting angle of backrest so that backrest can be tight
It is tightly attached on automotive seat, preferably to protect children.ISOFIX on child safety seat is driven by a push-rod electric machine
Connection drives the ISOFIX to stretch out or withdraw using push-rod electric machine, and processing unit is controllable to pass through when needing to adjust ISOFIX
The operation of push-rod electric machine is to withdraw ISOFIX in child safety seat so that child safety seat is closer to automotive seat.
The Automatic adjustment method of child safety seat provided by the invention is illustrated below.
As shown in Figure 1, the Automatic adjustment method of child safety seat provided by the invention, includes the following steps：
Step S11 is executed, acquisition in real time rides in the vital sign data of the children on child safety seat；The life entity
It includes the data such as the body temperature, heart rate and blood pressure of children to levy data.Then step S12 is executed.
Step S12 is executed, the time interval according to setting analyzes the vital sign data acquired, to be formed
Corresponding with time interval vital sign data；The time interval can be 10 minutes, 15 minutes or 30 minutes, when
So, which can also be manually set according to the demand of user.If time interval is 30 minutes, then every 30
Minute can carry out intellectual analysis to collected all children's vital sign datas in this 30 minutes, which includes pair
All data in this 30 minutes are screened, and abnormal data is deleted, and are weighted remaining data averagely, to obtain
Children's vital sign data of the time interval.Abnormal data therein can judge according to comparing one by one, by vital sign number
It is compared according to standard value, if the difference between the vital sign data and standard value is excessive, and the data that the difference is excessive
The frequency of appearance is less, then can determine whether that the vital sign data is abnormal data.Then step S13 is executed.
Step S13 is executed, the vital sign data of current time interval and the vital sign number of previous interval are compared
According to, the backrest angle of child safety seat is adjusted according to comparison result and is adjusted in synchronism the tightness of safety belt, so that
The tightness of safety belt remains unchanged during backrest angle is adjusted.
The present invention acquires the vital sign data of children, and right in real time during children use child safety seat
Vital sign data is analyzed, so according to vital sign data variation come automatically adjust child safety seat lean on dorsal horn
Degree, and the tightness of safety belt is adjusted simultaneously, to improve the riding comfort of children.
As the better embodiment of the present invention, further include：
When analyzing the vital sign data acquired, the seat state number of corresponding child safety seat is recorded
According to；
Multigroup vital sign data and corresponding seat state data are analyzed, to obtain vital sign data phase one
Corresponding seat state data when cause, and obtained seat state data are stored as to the seat state data of standard；
The backrest angle of child safety seat is adjusted according to comparison result will lean on when vital sign data changes
Dorsal horn degree is adjusted to the backrest angle in the seat state data of standard.
It can be by above-mentioned automatic regulating system to the acquisition of vital sign data and seat state data in the present invention
Collecting unit is realized.Statistics list in automatic regulating system can be passed through to the analysis of vital sign data and seat state data
Member is realized.For details, reference can be made to automatic to be realized by the adjusting unit in automatic regulating system to the adjusting of backrest angle
Collecting unit, statistic unit and the function description for adjusting unit in regulating system.
As another better embodiment of the present invention, the backrest angle of child safety seat is adjusted simultaneously according to comparison result
It is adjusted in synchronism the tightness of safety belt, further includes：
When vital sign data does not change, whether the body posture for detecting children changes, if the body appearance of children
State does not change in setting time, then judges that children enter sleep state, adjusting angle of backrest to child safety seat
Backrest is resisted against automotive seat.Wherein detecting children's torso posture can be realized by the pressure sensor being arranged on cushion,
Judge whether the data of the pressure sensor monitoring are constant, if then judging that the body posture of children does not change.
As the another better embodiment of the present invention, it is adjusted in synchronism the tightness of safety belt, including：
Pressure data at the shift structure of acquisition safety belt in real time；
It is whether consistent with the pressure data of previous moment to compare current pressure data, safety belt is adjusted if inconsistent
Tightness so that current pressure data is consistent with the pressure data of previous moment.The ratio of pressure data in the present invention
Compared with and the adjusting of safety belt tightness can pass through the pressure comparison module and safety belt adjustment module in automatic regulating system
To realize.
As another better embodiment of the present invention, further include：
In sometime interval, when seat state data change, before changing to seat state data
Vital sign data is analyzed and records corresponding seat state data as one group of vital sign data and corresponding seat
Status data, and recalculate time interval.
As the better embodiment another again of the present invention, it connect, will be collected in real time with the communication of mobile terminal of user
Children's vital sign data be sent to mobile terminal and show.In relatively vital sign data, judge that comparison result is
It is no to exceed secure threshold, if then sending information warning to mobile terminal to remind user.Simultaneously in comparison result beyond safety
When threshold value, alarm can also be controlled and alarmed.
In vehicle traveling process, interior temperature is detected, when vehicle interior temperature is less than first set temperature, opens and adds
Heat engine structure carries out heating service；When vehicle interior temperature is higher than one second set temperature, unlatching ventilating mechanisms cool down.Preferably,
First set temperature is 16 degrees Celsius, and the second set temperature is 28 degrees Celsius.First set temperature and the second set temperature can
It is manually set as needed by user.
In vehicle traveling process, the form speed of automobile is detected, when travel speed is more than a standard speed, controls youngster
ISOFIX on virgin safety seat is received most tightly, and the length adjustment that ISOFIX is also stretched out child safety seat makes to minimum
Child safety seat closer to automotive seat, and adjusting angle of backrest so that backrest can be tightly attached on automotive seat,
Preferably to protect children.ISOFIX on child safety seat is drivingly connected by a push-rod electric machine, is driven using push-rod electric machine
The ISOFIX is moved to stretch out or withdraw, it, can be by controlling the operation of push-rod electric machine to receive ISOFIX when needing to adjust ISOFIX
It returns in child safety seat so that child safety seat is closer to automotive seat.
The present invention has been described in detail with reference to the accompanying drawings, those skilled in the art can be according to upper
It states and bright many variations example is made to the present invention.Thus, certain details in embodiment should not constitute limitation of the invention, this
Invention will be using the range that the appended claims define as protection scope of the present invention.
Claims (10)
1. a kind of Automatic adjustment method of child safety seat, which is characterized in that include the following steps：
Acquisition rides in the vital sign data of the children on child safety seat in real time；
According to setting time interval the vital sign data acquired is analyzed, so as to form with the time interval
Corresponding vital sign data；And
Compare the vital sign data of current time interval and the vital sign data of previous interval, according to comparison result tune
It saves the backrest angle of child safety seat and is adjusted in synchronism the tightness of safety belt, so that the process adjusted in backrest angle
Described in the tightness of safety belt remain unchanged.
2. the Automatic adjustment method of child safety seat as described in claim 1, which is characterized in that further include：
When analyzing the vital sign data acquired, the seat state data of corresponding child safety seat are recorded；
Multigroup vital sign data and corresponding seat state data are analyzed, with obtain vital sign data it is consistent when
Corresponding seat state data, and obtained seat state data are stored as to the seat state data of standard；
The backrest angle that child safety seat is adjusted according to comparison result, when the vital sign data changes, by institute
State the backrest angle that backrest angle is adjusted in the seat state data of the standard.
3. the Automatic adjustment method of child safety seat as described in claim 1, which is characterized in that adjusted according to comparison result
The backrest angle of child safety seat and the tightness for being adjusted in synchronism safety belt further include：
When the vital sign data does not change, whether the body posture for detecting children changes, if the body appearance of children
State does not change in setting time, then judges that children enter sleep state, adjusts the backrest angle and pacifies to the children
The backrest of full seat is resisted against automotive seat.
4. the Automatic adjustment method of child safety seat as described in claim 1, which is characterized in that be adjusted in synchronism safety belt
Tightness, including：
Pressure data at the shift structure of acquisition safety belt in real time；
It is whether consistent with the pressure data of previous moment to compare current pressure data, the safety belt is adjusted if inconsistent
Tightness so that current pressure data is consistent with the pressure data of previous moment.
5. the Automatic adjustment method of child safety seat as described in claim 1, which is characterized in that further include：
In sometime interval, when the seat state data change, change to the seat state data
Preceding vital sign data is analyzed and records corresponding seat state data as one group of vital sign data and corresponding
Seat state data, and recalculate the time interval.
6. a kind of automatic regulating system of child safety seat, which is characterized in that including：
Collecting unit, for acquiring the vital sign data for riding in the children on child safety seat；
The analytic unit being connect with the collecting unit, the life for being acquired to the collecting unit according to the time interval of setting
Life sign data is analyzed so as to form vital sign data corresponding with the time interval；And
The adjusting unit being connect with the analytic unit, the vital sign data for comparing current time interval and previous time
The vital sign data at interval adjusts the backrest angle of child safety seat according to comparison result and is adjusted in synchronism the pine of safety belt
Tight degree, so that the tightness of the safety belt remains unchanged during backrest angle is adjusted.
7. the automatic regulating system of child safety seat as claimed in claim 6, which is characterized in that further include and the analysis
The statistic unit that unit is connected with the adjusting unit；
The collecting unit is additionally operable to the seat state data of acquisition child safety seat；
The analytic unit records the corresponding children's safety of the collecting unit acquisition when analysis obtains vital sign data
The seat state data of seat；
The statistic unit analyzes multigroup vital sign data and corresponding seat state data, to obtain vital sign
Corresponding seat state data when data are consistent, and obtained seat state data are stored as to the seat state number of standard
According to；
When the comparison result is that the vital sign data changes, the backrest angle is adjusted to by the adjusting unit
Backrest angle in the seat state data of the standard.
8. the automatic regulating system of child safety seat as claimed in claim 6, which is characterized in that the adjusting unit includes
Sleep judgment module and the backrest adjustment module being connect with the sleep judgment module；
When the comparison result is that vital sign data does not change, the sleep judgment module obtains the body posture data of children
And judge whether body posture data change in setting time, judge that children enter sleep state if not changing, into
And backrest regulating command is formed to the backrest adjustment module；
The backrest angle is adjusted to the child safety seat by the backrest adjustment module according to the backrest regulating command
Backrest be resisted against automotive seat.
9. the automatic regulating system of child safety seat as claimed in claim 6, which is characterized in that the adjusting unit also wraps
The safety belt adjustment module for including pressure comparison module and being connect with the pressure comparison module；
Pressure data at shift structure of the pressure comparison module for acquiring safety belt in real time, and more current pressure
Whether the pressure data of data and previous moment is consistent, and safety belt regulating command to the safety belt is sent if inconsistent and is adjusted
Module；
The safety belt adjustment module adjusts the tightness of safety belt so that current according to the safety belt regulating command
Pressure data is consistent with the pressure data of previous moment.
10. the automatic regulating system of child safety seat as claimed in claim 6, which is characterized in that further include and described point
The timer of analysis unit connection and the seat state comparator being connect with the timer；
The timer according to the time interval to the analytic unit send analysis instruction so that the analytic unit according to
Vital sign data is analyzed according to the analysis instruction；
The comparator is also connect with the collecting unit, the seat of the child safety seat for collecting unit acquisition
Whether chair status data, seat state data described in multilevel iudge change, and reset indication is sent if changing to institute
State timer so that the timer sends analysis instruction to the analytic unit and recalculates the time interval.
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| CN201810651568.8A CN108621879B (en) | 2018-06-22 | 2018-06-22 | The automatic regulating system and method for child safety seat |
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| CN201810651568.8A CN108621879B (en) | 2018-06-22 | 2018-06-22 | The automatic regulating system and method for child safety seat |
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| CN109835224A (en) * | 2019-04-01 | 2019-06-04 | 麦克英孚(宁波)婴童用品有限公司 | A kind of children's seat active safety system, control method and the seat including it |
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