CN209634420U - A kind of interior delay children's safety warning device - Google Patents
A kind of interior delay children's safety warning device Download PDFInfo
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- CN209634420U CN209634420U CN201720927267.4U CN201720927267U CN209634420U CN 209634420 U CN209634420 U CN 209634420U CN 201720927267 U CN201720927267 U CN 201720927267U CN 209634420 U CN209634420 U CN 209634420U
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- control module
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- human body
- children
- signal
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Abstract
The utility model discloses a kind of interior delay children's safety warning devices, and including control module and the detection module and communication module that are electrically connected with control module, detection module is detained children's detection unit configured with vehicle-locking signal detection unit and car；Control module is configured as being analyzed and determined according to the voltage signal that detection module is sent, and executes instruction in the case where meeting preset condition to communication module sending；Communication module is configured as issuing warning note to user terminal in the wireless communication mode that passes through when executing instruction for receiving control module.The device can send warning message to private car car owner or driver when detecting that car has delay children, play the role of prompting and urgency, avoid the generation of malignant event.
Description
Technical field
The utility model relates to cars to be detained personnel safety technical field, and in particular to a kind of interior delay children's safety report
Alarm device.
Background technique
With the continuous growth of domestic private car ownership, family's self-driving trip also becomes preferred.But due to private savings
Car owner's awareness of safety is thin, it is believed that by children it is of short duration lock in vehicle there is no problem, heavy traffic or temporarily go out to purchase when,
It will be by child lock in vehicle.Especially when environment temperature is higher, human body can largely perspire, and generate dewatering symptom, threaten life
Life safety, the human body DIE Temperature threshold value physiological safety upper limit are 38.5 DEG C, and tenability limit is 39.4 DEG C.In the irradiation of sunlight
Under, vapour vehicle interior temperature meeting rapid increase, the speed that children's body temperature rises, internal water is lost is fast more than adult, theirs exhales
Desorption system and temperature capacity are not so good as adult again, just will appear internal excess calories savings and cause nervous organ and be damaged, occur
The even dead malignant event of syncope, shock.Therefore, after car owner's car locking, interior delay children is detected, sends and alarms to car owner
Information, it is particularly significant safely to children riding.
Considerably less about car delay children's safety warning device currently on the market, existing research direction, which is mainly worked as, is
System, which detects, is detained children, vehicle window and automotive air-conditioning system is automatically controlled, to achieve the purpose that ventilation.But with present vapour
The antitheft progress with intellectual technology of vehicle, more and more car car windows signal on and off is all to pass through digital signal bus
Transmission is related to the antitheft equal complicated course of work, when key not onboard when control vehicle window difficult to realize and air-conditioning system.Cause
This, is forgotten once having on vehicle and being detained children by car owner, abnormally dangerous.It needs when detecting that car has delay children, it can be to vehicle
Main sending alarm message plays the role of reminding and supervising, avoids the generation of malignant event.
Summary of the invention
The purpose of this utility model is in view of the deficiencies of the prior art, to provide a kind of interior delay children's safety alarm dress
Set, after private car owner or driver's car locking are left, device can detect car have be detained children when to private car car owner or
Driver sends warning message, plays the role of prompting and urgency, avoids the generation of malignant event.
To achieve the above object, the utility model discloses a kind of interior delay children's safety warning devices, including control
Module and the detection module and communication module being electrically connected with control module, detection module configured with vehicle-locking signal detection unit and
Car is detained children's detection unit, wherein vehicle-locking signal detection unit passes through the voltage of the external harness collection point cigarette device of cigar lighter
Signal, car are detained children's detection unit and use pyroelectric human body infrared sensor, and human body radiation is detected in the form of non-contact
Infrared energy variation and convert thereof into voltage signal；Control module is configured as the voltage sent according to detection module
Signal is analyzed and determined, and is executed instruction in the case where meeting preset condition to communication module sending；Communication module is configured as
Receive control module issues warning note to user terminal by wireless communication mode when executing instruction.
As a preferred embodiment, pyroelectric human body infrared sensor is the HC-SR501 type with LHI778 probe designs
Number.
As a preferred embodiment, interior children's detection unit of being detained is sensed including at least two pyroelectric human body infrareds
Device, it is one of to be used to detect main driving position towards main position of driving whether there is or not the variable signal of the infrared energy of human body radiation, it is another
It is a that towards back seat, for detecting heel row operator seat, whether there is or not the variable signals of the infrared energy of human body radiation.
As a preferred embodiment, pyroelectric human body infrared sensor is adsorbed on front using permanent magnet or vacuum chuck
The top of wind glass.
As a preferred embodiment, control module is low level signal, operator seat people receiving cigar lighter output signal
When the output of body infrared sensor is high ordinary mail number, infrared sensor of the human body output in back seat position is low level signal, triggering is logical
It interrogates module and sends warning reminding short message to user terminal, warning note is short message prompting or phone alerts.
As a preferred embodiment, control module uses STM32F103 type single-chip microcontroller.
As a preferred embodiment, communication module uses SIM900A module.
As a preferred embodiment, user terminal is the mobile phone or tablet computer for supporting SMS function.
The utility model has the advantages that
(1) the interior detection for being detained children is passed using the HC-SR501 pyroelectric human body infrared with LHI778 probe designs
Sensor, high sensitivity is highly reliable, ultra low voltage operating mode.
(2) voltage signal for passing through the external harness test point cigarette device of cigar lighter, can be accurate without additional element
Whether detection car owner leaves.
(3) using wireless communication mode, the carrier by short message service as intelligent alarm system, good warning effect, and
It is easily achieved.
(4) device lossless can be mounted on existing vehicle, realized automatic detection, set without driver's operation bidirectional
Standby, easy to use, intelligence degree is high, low in energy consumption, at low cost.
(5) device meets requirement of the traffic law to automobile interior decoration, repacking, the policy of available national departments concerned
It supports.
Detailed description of the invention
Assembling schematic diagram in Fig. 1 embodiment；
Circuit diagram in Fig. 2 embodiment；
Workflow schematic diagram in Fig. 3 embodiment.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing:
Referring to figs. 1 and 2, a kind of interior delay children's safety warning device, including detection module 1, control module
2, communication module 3 and user terminal 4；The detection module 1 includes vehicle-locking signal detection unit 5, interior delay children detection list
Member 6；
Voltage signal can be inputed to control module 2 by connecting the external harness of cigar lighter by vehicle-locking signal detection unit 5.
After ignition switch is closed, cigar lighter output signal voltage 0V judges private car owner or driving to control module 2, control module 2
Member's car locking is left；After ignition switch is opened or is started, cigar lighter output signal voltage 12V is to control module 2, control module
2 judge private car owner or the non-car locking of driver.
Car, which is detained children's detection unit 6, can be used pyroelectric human body infrared sensor, and people is detected in the form of non-contact
The variation of the infrared energy of body radiation, and convert thereof into voltage signal and export to control module.The tool selected in embodiment
The HC-SR501 pyroelectric human body infrared sensor for having LHI778 to pop one's head in, the sensor have full-automatic induction, temperature-compensating, work
Make wide voltage range, micro energy lose, output high level signal and the advantages that docking with the realization of all kinds of circuits can be facilitated, and it is detected
Distance can be very suitable to interior use in 0-7 meters of ranges.
Two HC-SR501 pyroelectric human body infrared sensors can be used in embodiment, detect operator seat respectively and heel row is driven
Personnel's signal is sailed, and the signal that will test is sent to control module 2.Its mounting means can utilize permanent magnet or vacuum chuck
Sensor is adsorbed on to the top of front windshield, the installation site of one of sensor towards main driving position, another
The installation site of sensor is towards back seat.When in use, if detecting, operator seat has a signal, no matter back seat position whether there is or not
Signal, then control module 2 is judged as that system is voluntarily closed without children are detained；If detecting, operator seat no signal, back seat have
Signal, then control module 2, which is judged as, delay children.Control module 2 uses STM32F103 type single-chip microcontroller, the single-chip microcontroller power consumption
It is horizontal low, and overall performance is high.
The normal electricity power supply on battery power supply or vehicle can be used in its power supply mode.The external letter with cigar lighter of control module 2
Number acquisition harness connection, for judge private car owner or driver whether car locking；Control module 2 simultaneously with it is interior stagnant for detecting
It stays the HC-SR501 pyroelectric human body infrared sensor of children to connect, receives the interior detection signal for being detained children.Control module 2
According to vehicle-locking signal and the interior detection signal for being detained children, is required by program setting, judge whether to meet alert if, if
Meeting alert if, then communication module 3 is triggered to user terminal i.e. private car owner or driver's transmission warning reminding in control output end
Short message.Alert if, i.e. cigar lighter output signal be low level, operator seat infrared sensor of the human body output be high ordinary mail number, after
When row's seat position infrared sensor of the human body output is low level signal, system trigger alarm.
Communication module 3 is used to receive the triggering command of control module 2, calls SMS alarm program, send warning message to
User terminal 4.SIM900A module is selected in embodiment, is attached by serial ports and single-chip microcontroller, to realize single-chip microcontroller pair
The control of SIM900A module.The serial ports of SIM900A provides data receiver and sends signal wire.Data reception signal line is for connecing
The data from single-chip microcontroller are received, can such as be connected by No. 5 feet of single-chip microcontroller with single-chip data sending port PA2；Data are sent
Signal wire is used to send data to single-chip microcontroller, can such as be connect by No. 4 feet with single-chip microcontroller PA3.
User terminal 4 is used to receive the warning message of the sending of communication module 3, and makes corresponding counter-measure.
As shown in connection with fig. 3, the workflow of the device disclosed in embodiment mainly includes the following steps:
S1: control module power-up initializing；
Detection module 1 in S2: Fig. 1 starts to acquire signal, acquires vehicle-locking signal at cigar lighter；HC-SR501 pyroelectricity people
Personnel's signal of body infrared sensor detection operator seat and heel row operator seat；And the signal that will test is sent to control module 2；
Control module 2 in S3: Fig. 1 receives vehicle-locking signal, and after judging private car owner or driver's car locking, if HC-
SR501 pyroelectric human body infrared sensor detects that driver is detained without personnel, and back seat has personnel's delay, then control module
2 judge that leave and car has delay children by car locking by driver, then judges to meet alert if；Other situations are unsatisfactory for reporting
Alert condition, re-starts detection；
S4: control module 2 according to a pre-set procedure, judges whether to meet alert if.If satisfied, to communication module
3 send triggering command information, call SMS alarm program, are that private car owner or driver send warning message to user terminal 4；
If not satisfied, system finishing works.
Although the embodiments of the present invention are described in conjunction with attached drawing above, the utility model does not limit to
In above-mentioned specific embodiments and applications field, above-mentioned specific embodiment is only schematical, directiveness, without
It is restrictive.Those skilled in the art under the enlightenment of this specification, are not departing from the utility model claims
In the case where the range protected, a variety of forms can also be made, these belong to the column of the utility model protection.
Claims (5)
1. a kind of interior delay children's safety warning device, which is characterized in that be electrically connected including control module and with control module
The detection module and communication module connect,
The detection module is configured with vehicle-locking signal detection unit and interior delay children's detection unit, wherein vehicle-locking signal inspection
The voltage signal that unit passes through the external harness collection point cigarette device of cigar lighter is surveyed, car is detained children's detection unit and uses pyroelectricity people
Body infrared sensor is detected the variation of the infrared energy of human body radiation in the form of non-contact and converts thereof into voltage letter
Number；
The control module is configured as being analyzed and determined according to the voltage signal that detection module is sent, and is meeting default item
It is executed instruction under part to communication module sending；
The communication module be configured as receive control module when executing instruction by wireless communication mode to user end
End issues warning note；
The pyroelectric human body infrared sensor is the HC-SR501 model with LHI778 probe designs, and the control module is adopted
With STM32F103 type single-chip microcontroller, the communication module uses SIM900A module.
2. safety alarm device as described in claim 1, which is characterized in that interior children's detection unit of being detained includes extremely
Few two pyroelectric human body infrared sensors, one of direction master drives position, and for detecting main driving position, whether there is or not the red of human body radiation
The variable signal of outer heat input, another is towards back seat for detecting infrared ray energy of the heel row operator seat whether there is or not human body radiation
The variable signal of amount.
3. safety alarm device as claimed in claim 2, which is characterized in that the pyroelectric human body infrared sensor is by forever
Long magnet or vacuum chuck are fixed on the top of front windshield.
4. safety alarm device as described in claim 1, which is characterized in that the control module is receiving cigar lighter output
Signal is low level signal, the output of operator seat infrared sensor of the human body is high ordinary mail number, back seat position infrared sensor of the human body
When output is low level signal, triggering communication module sends warning note to user terminal.
5. the safety alarm device as described in Claims 1-4 any one, which is characterized in that the user terminal is to support
The mobile phone or tablet computer of SMS function, the warning note are short message prompting or phone alerts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720927267.4U CN209634420U (en) | 2017-07-28 | 2017-07-28 | A kind of interior delay children's safety warning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720927267.4U CN209634420U (en) | 2017-07-28 | 2017-07-28 | A kind of interior delay children's safety warning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209634420U true CN209634420U (en) | 2019-11-15 |
Family
ID=68470694
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720927267.4U Expired - Fee Related CN209634420U (en) | 2017-07-28 | 2017-07-28 | A kind of interior delay children's safety warning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209634420U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112277861A (en) * | 2020-11-16 | 2021-01-29 | 广西汽车集团有限公司 | Automobile alarm system and method and automobile |
| CN113147313A (en) * | 2021-03-02 | 2021-07-23 | 杨凌职业技术学院 | Automatic alarm system for preventing child from locking car by mistake |
| US11396272B2 (en) | 2019-11-25 | 2022-07-26 | Bambino Prezioso Switzerland Ag | Child safety seat alarm system |
-
2017
- 2017-07-28 CN CN201720927267.4U patent/CN209634420U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11396272B2 (en) | 2019-11-25 | 2022-07-26 | Bambino Prezioso Switzerland Ag | Child safety seat alarm system |
| US11904802B2 (en) | 2019-11-25 | 2024-02-20 | Bambino Prezioso Switzerland Ag | Child safety seat device |
| CN112277861A (en) * | 2020-11-16 | 2021-01-29 | 广西汽车集团有限公司 | Automobile alarm system and method and automobile |
| CN113147313A (en) * | 2021-03-02 | 2021-07-23 | 杨凌职业技术学院 | Automatic alarm system for preventing child from locking car by mistake |
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191115 Termination date: 20200728 |