CN204774930U - Children security alarm device in vehicle - Google Patents
Children security alarm device in vehicle Download PDFInfo
- Publication number
- CN204774930U CN204774930U CN201520530999.0U CN201520530999U CN204774930U CN 204774930 U CN204774930 U CN 204774930U CN 201520530999 U CN201520530999 U CN 201520530999U CN 204774930 U CN204774930 U CN 204774930U
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- pressure sensor
- car
- warning device
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Abstract
The utility model discloses a children security alarm device in vehicle, including the pressure sensor that installs at children's seat, install the switch sensor on driver's door, temperature sensor, singlechip and the buzzer in the car. During operation, the switch sensor on the door detect the switch of door, and the discovery driver leaves the action of car, and whether pressure sensor children's seat last has children if being, and when both conditions satisfy, to singlechip transmission signal, the single chip microcomputer control buzzer is sounded the warning driver and don't be forgotten child, detecting vapour in -car temperature as thermodetector and exceeding certain threshold value, whether pressure sensor children's seat last has children if being, when both conditions satisfy, transmits the signal to the singlechip, and the single chip microcomputer control buzzer sends the alarm tone and calls for help, detects the door up to the switch detector and opens the alarm and stop.
Description
Technical field:
The utility model relates to field of automobile safety, is specifically related to a kind of safety alarm device prevented under hot weather in the stranded car of children.
Background technology:
When steerman is gone out with child, get used to children to be placed on the safety seat of back row seats, after arriving destination, sometimes forget when getting off and look back at, have ignored the existence of children, children one people is stayed in car; On the other hand, steerman sees children, but to sleep soundly or other reasons inconvenience is with and is got off due to children, and steerman be the short time movable nearby, just children are stayed in car.
Do not recognize when being in heat weather, after car is flame-out, vehicle interior temperature can raise rapidly, and children oneself can not open car door due to too little, or not clear-headed in sleeping soundly, and is easy to cause heatstroke or more serious injury.
Utility model content:
For the problems referred to above, the utility model provides child safety warning device in a kind of vehicle.
In order to solve the problem, the utility model have employed following technical scheme:
Child safety warning device in a kind of vehicle, comprises temperature sensor, micro controller system and the buzzer phone in the pressure sensor being arranged on child seat, the switch sensor be arranged on driver door, car; Wherein,
The input end of the I/O of described micro controller system distinguishes the mouth of Bonding pressure sensor, switch sensor, temperature sensor, and an I/O mouth of described micro controller system connects the input end of buzzer phone.
Preferably, pressure sensor is arranged on the seat cushion of child seat.
Preferably, temperature sensor is arranged on car inside ceiling panel.
Preferably, pressure sensor Selective Pressure resistance pressure transducer.
Preferably, temperature sensor selects thermistor temperature sensor.
Preferably, micro controller system adopts the micro controller system SPCE061A of Ling Yang science and technology.
The beneficial effect that the utility model has is: the switch sensor on car door detects the switch of car door, find that steerman leaves the action of automobile, pressure sensor detects on child seat whether have children, when both conditions meet, to micro controller system transmission of signal, Single-chip Controlling buzzer phone is sounded and is reminded chaufeur not forget child; When temperature detector detects that vapour vehicle interior temperature exceedes certain threshold value, pressure sensor detects on child seat whether have children, when both conditions meet, to micro controller system transmission of signal, Single-chip Controlling buzzer phone sounds the alarm and calls for help, until switch detector detects that car door opening alarm stops.
Child safety warning device in this vehicle, cost is low, chaufeur can be avoided to forget children on the one hand, be forgotten onboard; On the other hand, when chaufeur just leaves vehicle momently among a small circle, vehicle interior temperature rises violently rapidly when may damage children and sends rescue children.
Accompanying drawing illustrates:
Below in conjunction with the drawings and specific embodiments, the utility model is further described.
Fig. 1 is the circuit diagram of child safety warning device in vehicle.
Fig. 2 is the job procedure diagram of circuit of child safety warning device alert state in vehicle.
Fig. 3 is the job procedure diagram of circuit of child safety warning device alarm condition in vehicle.
Detailed description of the invention:
As shown in Figure 1, child safety warning device in a kind of vehicle of the utility model, comprises temperature sensor, micro controller system, the buzzer phone in the pressure sensor being arranged on child seat, the switch sensor be arranged on driver door, car; The input end of the I/O of described micro controller system distinguishes the mouth of Bonding pressure sensor, switch sensor, temperature sensor, and an I/O mouth of described micro controller system connects the input end of buzzer phone.
Pressure sensor is arranged on bottom child seat, the utility model Selective Pressure resistance pressure transducer, because it has extremely low price and higher precision and lineament preferably.
Temperature sensor is arranged on car inner top, selects thermistor temperature sensor because it is highly sensitive, volume is little, be swift in response, easy to use, need not consider that wire feed throughs resistance and the mode of connection, power consumption are little, dependable performance.
Micro controller system adopts the micro controller system SPCE061A of Ling Yang science and technology.This chip has two 16 programmable timer/time meters, 7 path 10 position ADC, two 10 DAC; 32 general programmable input/output port are with external devices such as Bonding pressure sensor, switch sensor and temperature sensors; This chip has that processing speed is fast, cost performance is high, internal resource enriches, have the functions such as powerful audio frequency process.Its radical function has two 16 programmable timer/time meters, and 14 interrupt sources carry out self-timer A/B, and 2 external clock reference inputs, can wake up in touching; Possesses serial device interfaces; There is low-voltage reset (LVR) function and low voltage monitoring (LVD) function; Built-in online artificial circuit ICE interface; There is secret ability.
This apparatus design+5V power supply provides working power for micro controller system, adopts the DC/DC Switching Power Supply conversion chip TPS5430 with superior performance in a device.This chip characteristics is good, and have very high conversion efficiency, best condition can reach 95%; There is wider input voltage range: 5.5 ~ 36V; The output area of voltage is minimum can adjust to 1.221V.TPS5430 needs a slightly large decoupling capacitance, and concrete size will meet input voltage and rated current ripple requirements.This chip has internal compensation circuit, and output filtering device adopts L1, C2, selects the inductance of 100 μ H, and output capacitance selects 470 μ F output capacitances after consideration rated voltage, rated ripple current and equivalent impedance.Start-up capacitance selects 10nF.
Working process of the present utility model: chaufeur opens car door when leaving after a stoppage, first the action of door opening is detected by switch sensor, then judged whether that children on the seat by pressure sensor, if have children on the seat when door opening being detected, then buzzer phone sounding, continue 3s, be now alert state; When temperature detector detects that whether vehicle interior temperature is more than 30 degree, then judged whether that children on the seat by pressure sensor, if detect, vehicle interior temperature is high and have children on the seat, then buzzer phone is with large loudness interval sounding, and frequency is determined with vehicle interior temperature, and vehicle interior temperature is higher, frequency is higher, now be danger warning state, the generation avoiding accident can be called for help, when switch sensor detects that car door opening alarm stops to nigh chaufeur or the masses around.
What finally illustrate is, although above, by reference to the accompanying drawings explanation is described to utility model, but more than describe only so that the technical solution of the utility model and unrestricted to be described, although be described in detail the utility model, those of ordinary skill in the art is to be understood that, can modify to the technical solution of the utility model or a lot of form of equivalent replacement, and not depart from aim and the scope of technical solutions of the utility model, it all should be encompassed in the middle of right of the present utility model.
Claims (6)
1. a child safety warning device in vehicle, is characterized in that: comprise temperature sensor, micro controller system and the buzzer phone in the pressure sensor being arranged on child seat, the switch sensor be arranged on driver door, car; Wherein,
The input end of the I/O of described micro controller system distinguishes the mouth of Bonding pressure sensor, switch sensor, temperature sensor, and an I/O mouth of described micro controller system connects the input end of buzzer phone.
2. child safety warning device in a kind of vehicle according to claim 1, is characterized in that: pressure sensor is arranged on the seat cushion of child seat.
3. child safety warning device in a kind of vehicle according to claim 1, is characterized in that: temperature sensor is arranged on car inside ceiling panel.
4. child safety warning device in a kind of vehicle according to claim 1, is characterized in that: pressure sensor Selective Pressure resistance pressure transducer.
5. child safety warning device in a kind of vehicle according to claim 1, is characterized in that: temperature sensor selects thermistor temperature sensor.
6. child safety warning device in a kind of vehicle according to claim 1, is characterized in that: micro controller system adopts the micro controller system SPCE061A of Ling Yang science and technology.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520530999.0U CN204774930U (en) | 2015-07-21 | 2015-07-21 | Children security alarm device in vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520530999.0U CN204774930U (en) | 2015-07-21 | 2015-07-21 | Children security alarm device in vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204774930U true CN204774930U (en) | 2015-11-18 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520530999.0U Expired - Fee Related CN204774930U (en) | 2015-07-21 | 2015-07-21 | Children security alarm device in vehicle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204774930U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105752021A (en) * | 2016-03-21 | 2016-07-13 | 安徽机电职业技术学院 | Emergency escape control system for child in automobile |
| CN105894727A (en) * | 2016-04-28 | 2016-08-24 | 乐视控股（北京）有限公司 | Remote alarm system and control method therefor |
| CN110053578A (en) * | 2019-04-17 | 2019-07-26 | 宝能汽车有限公司 | Interior life security response method and device |
| CN111231832A (en) * | 2020-03-30 | 2020-06-05 | 深圳恩生科技有限公司 | Intelligent cushion for school bus |
| CN111546984A (en) * | 2020-04-23 | 2020-08-18 | 高新兴物联科技有限公司 | Vehicle-mounted alarm system |
| CN112907915A (en) * | 2021-01-04 | 2021-06-04 | 宝能(西安)汽车研究院有限公司 | Vehicle-based mobile terminal forgetting reminding method and device and storage medium |
| CN114694348A (en) * | 2020-12-30 | 2022-07-01 | 斯润天朗(无锡)科技有限公司 | Alarm device for trapped children at high temperature in vehicle |
-
2015
- 2015-07-21 CN CN201520530999.0U patent/CN204774930U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105752021A (en) * | 2016-03-21 | 2016-07-13 | 安徽机电职业技术学院 | Emergency escape control system for child in automobile |
| CN105894727A (en) * | 2016-04-28 | 2016-08-24 | 乐视控股（北京）有限公司 | Remote alarm system and control method therefor |
| CN110053578A (en) * | 2019-04-17 | 2019-07-26 | 宝能汽车有限公司 | Interior life security response method and device |
| CN111231832A (en) * | 2020-03-30 | 2020-06-05 | 深圳恩生科技有限公司 | Intelligent cushion for school bus |
| CN111546984A (en) * | 2020-04-23 | 2020-08-18 | 高新兴物联科技有限公司 | Vehicle-mounted alarm system |
| CN114694348A (en) * | 2020-12-30 | 2022-07-01 | 斯润天朗(无锡)科技有限公司 | Alarm device for trapped children at high temperature in vehicle |
| CN114694348B (en) * | 2020-12-30 | 2024-03-15 | 斯润天朗(无锡)科技有限公司 | Alarm device for trapped children in car at high temperature |
| CN112907915A (en) * | 2021-01-04 | 2021-06-04 | 宝能(西安)汽车研究院有限公司 | Vehicle-based mobile terminal forgetting reminding method and device and storage medium |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20151118 Termination date: 20160721 |