CN201166903Y - System for monitoring an environment in a vehicle - Google Patents
System for monitoring an environment in a vehicle Download PDFInfo
- Publication number
- CN201166903Y CN201166903Y CNU2008200824660U CN200820082466U CN201166903Y CN 201166903 Y CN201166903 Y CN 201166903Y CN U2008200824660 U CNU2008200824660 U CN U2008200824660U CN 200820082466 U CN200820082466 U CN 200820082466U CN 201166903 Y CN201166903 Y CN 201166903Y
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- environment inside
- supervisory system
- inside car
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Abstract
The utility model relates to a vehicle interior environmental monitoring system which comprises a sensor corresponding to environmental data, a sensor acquisition circuit, a circuit mainboard and an alarm circuit. The sensor is connected with the sensor acquisition circuit; the sensor acquisition circuit is connected with the circuit mainboard; the circuit mainboard comprises a monitoring module used for comparing the data collected by the sensor with a preinstall threshold value; if the collected data is greater than the threshold value, an alarm instruction is sent out. The monitoring module is connected with the alarm circuit. The sensor comprises a temperature sensor, a humidity sensor, an alcoholic strength sensor, a vibrating sensor for detecting the bodywork dash, a noxious gas sensor for detecting the noxious gas concentration and other sensors. The utility model provides the vehicle interior environmental monitoring system which can effectively monitor the vehicle interior environment.
Description
Technical field
The utility model belongs to a kind of environment inside car supervisory system.
Background technology
Along with popularizing with quantity of automobile and vehicle GPS is on the increase, safety traffic and environment inside car receive users' concern always, and along with the appearance of country's " automobile inner air quality standard ", environment inside car will more be subjected to the attention of user and producer.
At present, the monitoring of automotive interior environment is lacked means always, do not form a unified standard.Can't monitor environment inside car (comprising signals such as temperature, humidity, harmful gas, alcoholic strength, driver fatigue degree and car body collision).Moreover the vehicle GPS function is single relatively at present, and the potentiality of great secondary development are arranged.
Summary of the invention
In order to overcome the deficiency that can't carry out effective monitoring to environment in the existing automobile car, the utility model provides a kind of environment inside car supervisory system that can carry out effective monitoring to environment inside car.
The technical scheme that its technical matters that solves the utility model adopts is:
A kind of environment inside car supervisory system, comprise the sensor relevant, sensor acquisition circuit, circuit main board and warning circuit with environmental data, described sensor connects the sensor acquisition circuit, described sensor acquisition circuit connecting circuit mainboard, described circuit main board comprises that the data and the preset threshold value that are used for sensor acquisition compare, than the big monitoring module that then sends alarm command of threshold value, described monitoring module connects warning circuit as the data of gathering.
Described sensor comprises temperature sensor and humidity sensor.
Described sensor also comprises the alcoholic strength sensor.
Described sensor also comprises the vibration transducer that is used to detect the car body collision.
Described sensor also comprises the harmful gas sensor that is used to detect harmful gas concentration.
Described circuit main board connects keyboard and display device.
Described circuit main board has USB interface, and described USB interface connects the vehicle GPS device.
Technical conceive of the present utility model is: the sensor acquisition circuit send circuit main board to handle the data that collect, and result is presented on the display device, realizes the output of reporting to the police when the parameter overrun.
The beneficial effects of the utility model mainly show: can carry out effective monitoring to environment in the compartment, help unified examination criteria, ensure user health.Simultaneously, the utility model can also with present vehicle GPS perfect adaptation, can realize more strong functions after mutually combining.
Description of drawings
Fig. 1 is the theory diagram of environment inside car supervisory system.
Fig. 2 is the connection diagram of the utility model and vehicle GPS.
Embodiment
Below in conjunction with accompanying drawing the utility model is further described.
See figures.1.and.2, a kind of environment inside car supervisory system, comprise the sensor relevant 1, sensor acquisition circuit 2, circuit main board 3 and warning circuit 4 with environmental data, described sensor 1 connects sensor acquisition circuit 2, described sensor acquisition circuit 2 connecting circuit mainboards 3, described circuit main board 3 comprises and being used for the data of sensor acquisition and preset threshold value relatively, and than the big monitoring module that then sends alarm command of threshold value, described monitoring module connects reports to the police electric 4 the tunnel as the data of gathering.
Described sensor 1 comprises temperature sensor, humidity sensor, alcoholic strength sensor, be used to detect the vibration transducer that car body collides, harmful gas sensor and other sensors that is used to detect harmful gas concentration.
Described circuit main board 3 connects keyboard 5 and display device 6.Perhaps, described circuit main board 3 has USB interface, and described USB interface connects the vehicle GPS device.
Sensor 1 can be with Che Neiwen, signals collecting such as humidity and alcoholic strength is come in to deliver to sensor acquisition circuit 2 with the form of analog quantity and is carried out analog-to-digital conversion, signal after analog-to-digital conversion is delivered to circuit main board 3 and is carried out calculation process, there is cpu system circuit main board inside, can handle comparison according to the signal that collects, in case when finding that comparative result departs from default value with output alarm, warning circuit 4 is controlled by circuit main board, after receiving the alarm command that circuit main board sends, warning circuit promptly responds output alarm, there are acoustic luminous circuit and mobile module in this warning circuit inside, can realize local sound and light alarm prompting driver and remote phone warning, keyboard circuit 5 can be provided with parameters, realize man-machine conversation, display device 6 can carry out interface display with each the road signal that collects.
As can be seen from Figure 2, the utility model can change display device and keyboard circuit into general vehicle GPS at present, both can be directly with USB interface to connecting, and can intercom mutually, can save display device and keyboard circuit with the method.
The physical circuit of this embodiment is: sensor 1: various signals in the car are come in the form collection of analog quantity, and external sensor quantity can increase and decrease according to actual needs, but not only single-sensor worked alone but also can work simultaneously by a plurality of sensors.The external sensor circuit is processed into the standard signal of 0～5V with external sensor output signal unification, gives back sensor acquisition circuit.The external sensor circuit can connect sensors of various types, and the utility model mainly contains temperature, humidity, alcoholic strength, vibration transducer etc.Wherein the type selecting of several sensors and characteristics are as follows:
Temperature sensor mainly adopts the PTC thermistor, and the variation of external temperature can cause the variation of thermistor self resistance, and discharge circuit is given Acquisition Circuit with the standard signal that the voltage signal of this variation zooms into 0～5V.The PTC thermistor is the abbreviation of English positive temperature coefficient (PTC), be a kind of be the high-tech semiconductor ceramic material of principal ingredient with the barium titanate, have the characteristic that resistance value changes along with temperature variation, particularly resistance value has risen to 3-7 the order of magnitude near Curie point.Utilize its most basic resistance-temperature characteristic and voltage-current characteristic and current-time characteristic; PTC series thermistor has been widely used in the products such as industrial electrical equipment, automobile and household electrical appliance, to reach effects such as autodegauss, overheated overcurrent protection, motor starting, heated at constant temperature, temperature compensation, time-delay.
Humidity sensor adopts the CHR-01 hygristor, its employing functional polymer film is coated in and has on the conductive electrode ceramic substrate, form the sensing unit that impedance becomes logarithm to change with relative humidity variations, electrical conduction mechanism is the mobility that the existence of hydrone influences polymeric membrane inner conductive ion.
The alcoholic strength sensor adopts the TP-3 alcohol sensor.TP-3 normal temperature type (low-power consumption) semiconductor alcohol sensor is formed by SnO2 polycrystal and suitable interpolation intermixture sintering.Tool microballon formula structure, application circuit is simple, the airborne alcohol concentration of sensitive induction.Adopt little handling procedure and specific software to come the control signal of processes sensor, be applied to the alcohol detection instrument.In the utility model, be used to survey driver's alcohol content.
Vibration transducer (being used to detect car body collides) adopts CLA-3 omnidirectional micro-vibration sensor, and it is divided into following type: piezoelectricity/electret/electromagnetic type, spring type, Mechanical Contact type or the like.The miniature omnidirectional of CLA-3 vibration transducer is a kind of omnidirectional's vibration transducer that adopts the new type of high sensitivity sensing membrane and design, and has that omnidirectional is detected, sensitivity is adjustable, high anti-jamming capacity, homogeneity of product and characteristics such as interchangeability is good, volume is little, reliability is high, price is low.
The harmful gas sensor is divided into a variety of, as carbon monoxide, formaldehyde, NO, NO2, SO2 etc.The harmful gas sensor can change into electric signal with corresponding gas content, gives Acquisition Circuit after amplifying.
Other sensor circuit principle is the same, finally all is converted into standard signal and offers the back Acquisition Circuit.
Sensor acquisition circuit 2: send external sensor to come simulating signal and amplify and analog-to-digital conversion, the sensor acquisition circuit is controlled by the CPU on the circuit main board, can set acquisition rate etc., the signal that analog-to-digital conversion is good is delivered to circuit main board, carries out judgment processing by CPU.
Circuit main board 3: be responsible for the work of each external module of control, signal and keyboard signal that the sensor acquisition circuit is sent here are handled, after internal processes is handled, export by sound and light alarm and display device.Circuit main board also provides USB interface and present vehicle GPS to communicate.
Keyboard circuit 5: for the user provides an import pathway, can set parameters, realize man-machine conversation.
Display device 6: the signal of exporting on the circuit main board is shown, a display interface for reference is provided, display device also can substitute with present vehicle GPS.
Claims (7)
1, a kind of environment inside car supervisory system, it is characterized in that: described environment inside car supervisory system comprises the sensor relevant with environmental data, sensor acquisition circuit, circuit main board and warning circuit, described sensor connects the sensor acquisition circuit, described sensor acquisition circuit connecting circuit mainboard, described circuit main board comprises that the data and the preset threshold value that are used for sensor acquisition compare, than the big monitoring module that then sends alarm command of threshold value, described monitoring module connects warning circuit as the data of gathering.
2, environment inside car supervisory system as claimed in claim 1, it is characterized in that: described sensor comprises temperature sensor and humidity sensor.
3, environment inside car supervisory system as claimed in claim 2, it is characterized in that: described sensor also comprises the alcoholic strength sensor.
4, environment inside car supervisory system as claimed in claim 3 is characterized in that: described sensor also comprises the vibration transducer that is used to detect the car body collision.
5, environment inside car supervisory system as claimed in claim 4 is characterized in that: described sensor also comprises the harmful gas sensor that is used to detect harmful gas concentration.
6, as the described environment inside car supervisory system of one of claim 1-5, it is characterized in that: described circuit main board connects keyboard and display device.
7, as the described environment inside car supervisory system of one of claim 1-5, it is characterized in that: described circuit main board has USB interface, and described USB interface connects the vehicle GPS device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200824660U CN201166903Y (en) | 2008-01-18 | 2008-01-18 | System for monitoring an environment in a vehicle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008200824660U CN201166903Y (en) | 2008-01-18 | 2008-01-18 | System for monitoring an environment in a vehicle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201166903Y true CN201166903Y (en) | 2008-12-17 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008200824660U Expired - Fee Related CN201166903Y (en) | 2008-01-18 | 2008-01-18 | System for monitoring an environment in a vehicle |
Country Status (1)
| Country | Link |
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| CN (1) | CN201166903Y (en) |
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102582560A (en) * | 2012-02-22 | 2012-07-18 | 苏州卡泰克电子科技有限公司 | Self-adaptive infrared system for monitoring internal environment of automobile |
| CN103264659A (en) * | 2013-05-10 | 2013-08-28 | 浙江吉利汽车研究院有限公司杭州分公司 | Automobile circuit danger point alarming device and method |
| CN103713115A (en) * | 2013-12-20 | 2014-04-09 | 重庆五洲龙新能源汽车有限公司 | Method and device for safely detecting get-on oil on electric car |
| CN104266295A (en) * | 2014-09-28 | 2015-01-07 | 中国商用飞机有限责任公司 | Gas release device provided in air conditioner and gas release method |
| CN105184896A (en) * | 2015-10-08 | 2015-12-23 | 珠海市杰理科技有限公司 | Collision detection device, event data recorder comprising same as well as collision detection processing method |
| CN105181020A (en) * | 2015-09-17 | 2015-12-23 | 周榘 | Multifunctional environment tester |
| CN106600860A (en) * | 2017-02-16 | 2017-04-26 | 成都蒲江珂贤科技有限公司 | Easy-to-fix alcohol warning apparatus |
| CN107303884A (en) * | 2016-04-21 | 2017-10-31 | 上海汽车集团股份有限公司 | Detect environment inside car and method, device and the automobile of response |
| CN108227552A (en) * | 2016-12-14 | 2018-06-29 | 广东技术师范学院 | A kind of car environment inside car measure and control device |
-
2008
- 2008-01-18 CN CNU2008200824660U patent/CN201166903Y/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102582560A (en) * | 2012-02-22 | 2012-07-18 | 苏州卡泰克电子科技有限公司 | Self-adaptive infrared system for monitoring internal environment of automobile |
| CN103264659A (en) * | 2013-05-10 | 2013-08-28 | 浙江吉利汽车研究院有限公司杭州分公司 | Automobile circuit danger point alarming device and method |
| CN103264659B (en) * | 2013-05-10 | 2015-09-30 | 浙江吉利汽车研究院有限公司杭州分公司 | A kind of automobile circuit danger point warning device and method |
| CN103713115A (en) * | 2013-12-20 | 2014-04-09 | 重庆五洲龙新能源汽车有限公司 | Method and device for safely detecting get-on oil on electric car |
| CN104266295A (en) * | 2014-09-28 | 2015-01-07 | 中国商用飞机有限责任公司 | Gas release device provided in air conditioner and gas release method |
| CN105181020A (en) * | 2015-09-17 | 2015-12-23 | 周榘 | Multifunctional environment tester |
| CN105184896A (en) * | 2015-10-08 | 2015-12-23 | 珠海市杰理科技有限公司 | Collision detection device, event data recorder comprising same as well as collision detection processing method |
| CN107303884A (en) * | 2016-04-21 | 2017-10-31 | 上海汽车集团股份有限公司 | Detect environment inside car and method, device and the automobile of response |
| CN107303884B (en) * | 2016-04-21 | 2019-08-13 | 上海汽车集团股份有限公司 | Detect the method, apparatus and automobile of environment inside car and response |
| CN108227552A (en) * | 2016-12-14 | 2018-06-29 | 广东技术师范学院 | A kind of car environment inside car measure and control device |
| CN106600860A (en) * | 2017-02-16 | 2017-04-26 | 成都蒲江珂贤科技有限公司 | Easy-to-fix alcohol warning apparatus |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20081217 Termination date: 20120118 |