CN203274792U - Intelligent vehicle-mounted environment monitor - Google Patents
Intelligent vehicle-mounted environment monitor Download PDFInfo
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- CN203274792U CN203274792U CN 201320041171 CN201320041171U CN203274792U CN 203274792 U CN203274792 U CN 203274792U CN 201320041171 CN201320041171 CN 201320041171 CN 201320041171 U CN201320041171 U CN 201320041171U CN 203274792 U CN203274792 U CN 203274792U
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- intelligent vehicle
- environment monitor
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- power supply
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Abstract
The utility model discloses an intelligent vehicle-mounted environment monitor mounted in a vehicle-mounted system. The intelligent vehicle-mounted environment monitor comprises an MCU microprocessor, a temperature and humidity sensor is connected with an input terminal of the MCU microprocessor, pins of the MCU microprocessor are connected with an E2PROM memory and a USB data interface, and a host computer is connected with the USB interface to be operated correspondingly. According to the intelligent vehicle-mounted environment monitor, a low-power and high-performance microcontroller is employed to control, a high sensitivity and precision unibus temperature sensor is employed to acquire temperature and humidity, and a general serial E2PROM memory is employed to store data, wherein the E2PROM memory is easy in interface and small in size, and does not lose date in case of power down; control output is flexible, multipath control output can be expanded according to needs, and the monitor can accurately measure and display temperature and humidity on-site in real time; 232 transforming output is supported, and communication with computers is achieved; and the intelligent vehicle-mounted environment monitor further has the advantages of low power dissipation, small size, convenient transportation, good anti-knock performance and low manufacturing cost.
Description
Technical field
The utility model relates to the electronic instrument Instrument technology field, relates in particular to a kind of intelligent vehicle-carried environment monitor.
Background technology
The most frequently used environment detector is the humiture detecting instrument, and a huge sum of money of the annual loss in the whole world is all relevant with the harm of humiture, and the harm of temperature and humidity has become affects the principal element that every profession and trade is produced.Existing temperature-humidity monitoring instrument has according to volume and mounting means: fixed humiture detector and Portable temperature detector.
The enviromental monitoring equipment of domestic production at present has following several classification: have mechanical type paper temperature-humidity monitoring instrument and electronic type to be arranged without paper temperature-humidity monitoring instrument according to record and storage mode classification; Mechanical type has paper temperature-humidity monitoring instrument by mechanical record pen curve plotting on recording chart, thereby reaches the purpose of record and save data, but should not preserve, and the workload of record is relatively large; Electronic type adopts microprocessor, display screen and memory processes data without paper temperature-humidity monitoring instrument, but its price is relatively expensive.
Existing humiture detector can be divided into fixed humiture detector and Portable temperature detector according to volume and mounting means.Fixed humiture detector volume is larger, and fixing or posture is installed, and is difficult for moving, and shockproof properties is poor, usually adopts alternating voltage 220V power supply, and power consumption is higher.The Portable temperature detector: volume is small and exquisite, is easy to carry, and can hang or place the optional position, but expensive.
The utility model content
Technical problem to be solved in the utility model is to provide a kind of low in energy consumption, volume is little, cost is low intelligent vehicle-carried environment monitor.
for achieving the above object, the utility model provides following technical scheme: a kind of intelligent vehicle-carried environment monitor, be installed in onboard system, comprise be used to the power supply chip that the DC voltage 5V of system is provided, described power supply chip pin " 2 " connects the igniting signaling module, described power supply chip pin " 7 " connects MCU micro processor leg " 40 ", described MCU micro processor leg " 1 " connects Temperature Humidity Sensor, described MCU output end of microprocessor connects displaying block, described MCU micro processor leg " 6 " and pin " 16 " connected storage, described MCU micro processor leg " 10 " is connected 11 with pin " connection USB chip, described USB chip connects the usb data interface.
Can produce DC voltage 12V when preferably, described ignition signal module is lighted a fire.
Preferably, described power supply chip pin " 6 " is the house dog pin, prevents that the MCU microprocessor is subject to electromagnetic interference (EMI) and causes misprogramming.
Preferably, connect exclusion on described MCU microprocessor.
Preferably, described storer adopts general serial E2PROM storage data.
Preferably, displaying block connects display screen.
Adopt the beneficial effect of above technical scheme to be: the utility model adopts low-power consumption, high-performance microcontroller to control, high sensitivity, precision unibus temperature sensor device gather humiture, general serial E2PROM memory stores data, and interface is convenient, volume is little, and the data power down is not lost; Control output flexibly, can expand as required multichannel and control output, this detector can carry out accurately measuring in real time, the displaying scene humiture; Support 232 to become and send output, can realize and computer communication to have low in energy consumptionly, volume is little, be convenient to mobile, the advantage such as anti-seismic performance is good, and is cheap.
Description of drawings
Fig. 1 is circuit diagram of the present utility model;
Fig. 2 is ignition signal module circuit diagram of the present utility model;
Wherein, 1-MCU microprocessor, 2-power supply chip, 3-ignition signal module, 4-Temperature Humidity Sensor, 5-storer, 6-displaying block, 7-exclusion, 8-USB chip, 9-USB data-interface.
Embodiment
In order to deepen understanding of the present utility model, the utility model is described in further detail below in conjunction with embodiment and accompanying drawing, and this embodiment only is used for explaining the utility model, does not consist of the restriction to the utility model protection domain.
Describe preferred implementation of the present utility model in detail below in conjunction with accompanying drawing 1: a kind of intelligent vehicle-carried environment monitor, be installed in onboard system, comprise be used to the power supply chip 2 that the DC voltage 5V of system is provided, power supply chip 2 pins " 2 " connect igniting signaling module 3, this system power supply chip 2 is combined with vehicle-mounted firing system, when automotive ignition started, this system power supply was about to Vehicular direct-current voltage 12V and transfers DC voltage 5V to, and system starts working; After automobile flameout, can quit work immediately according to demand.rotary vehicle-mounted system key is to ignition signal module 3 DC voltage 12V, at this moment pass through electric resistance partial pressure, capacitor filtering, give one of the pin " 2 " of power supply chip 2 greater than threshold voltage after diode reverse protection, the pin " 7 " of power supply chip 2 can be worked, the DC voltage 12V voltage voltage stabilizing of pin " 1 " input is supplied the DC voltage 5V voltage of chip to output, another road signal is defeated by MCU microprocessor 1 simultaneously, after processing, DC voltage 5V of MCU microprocessor 1 output continues the self-sustaining signal, allow triode U14, the U15 conducting, put one greater than threshold voltage at power supply chip 2 pins " 2 " like this, make power supply chip 2 get final product normal power supply, afterwards MCU microprocessor 1 chip such as grade can work, connect MCU microprocessor 1 pin " 40 " at power supply chip 2 pins " 7 ", connect Temperature Humidity Sensor 4 at MCU microprocessor 1 pin " 1 ", MCU microprocessor 1 output terminal connects displaying block 6, MCU microprocessor 1 pin " 6 " and pin " 16 " connected storage 5, MCU microprocessor 1 pin " 10 " is connected 11 with pin " connection USB chip 8, USB chip 8 connects usb data interface 9, power supply chip 2 pins " 6 " are the house dog pin, the timing pip that receiving MCU microprocessor 1 pin " 13 " provides is fed dog, when MCU microprocessor 1 dog occurs feeding when undesired, power supply chip 2 is realized reset function automatically, well guaranteed the reliability of each chip operation, prevent that MCU microprocessor 1 is subject to electromagnetic interference (EMI) and causes misprogramming, connect exclusion 7 on MCU microprocessor 1, storer 5 adopts general serial E2PROM storage data, displaying block 6 connects display screen.
Adopt the beneficial effect of above technical scheme to be: the utility model adopts low-power consumption, high-performance microcontroller to control, high sensitivity, precision unibus temperature sensor device gather humiture, the general serial memory stores data, and interface is convenient, volume is little, and the data power down is not lost; Control output flexibly, can expand as required multichannel and control output, this detector can carry out accurately measuring in real time, the displaying scene humiture; Support 232 to become and send output, can realize and computer communication to have low in energy consumptionly, volume is little, be convenient to mobile, the advantage such as anti-seismic performance is good, and is cheap.
Above-described is only preferred implementation of the present utility model; should be pointed out that for the person of ordinary skill of the art, under the prerequisite that does not break away from the utility model creation design; can also make some distortion and improvement, these all belong to protection domain of the present utility model.
Claims (6)
1. intelligent vehicle-carried environment monitor, be installed in onboard system, it is characterized in that: comprise be used to the power supply chip that the DC voltage 5V of system is provided, it is characterized in that: described power supply chip pin " 2 " connects the igniting signaling module, described power supply chip pin " 7 " connects MCU micro processor leg " 40 ", described MCU micro processor leg " 1 " connects Temperature Humidity Sensor, described MCU output end of microprocessor connects displaying block, described MCU micro processor leg " 6 " and pin " 16 " connected storage, described MCU micro processor leg " 10 " is connected 11 with pin " connection USB chip, described USB chip connects the usb data interface.
2. a kind of intelligent vehicle-carried environment monitor according to claim 1, is characterized in that: can produce DC voltage 12V during described ignition signal module igniting.
3. a kind of intelligent vehicle-carried environment monitor according to claim 1, it is characterized in that: described power supply chip pin " 6 " is the house dog pin.
4. a kind of intelligent vehicle-carried environment monitor according to claim 1, is characterized in that: connect exclusion on described MCU microprocessor.
5. a kind of intelligent vehicle-carried environment monitor according to claim 1, is characterized in that: described storer employing general serial E2PROM storage data.
6. a kind of intelligent vehicle-carried environment monitor according to claim 1, is characterized in that: described displaying block connection display screen.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320041171 CN203274792U (en) | 2013-01-25 | 2013-01-25 | Intelligent vehicle-mounted environment monitor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320041171 CN203274792U (en) | 2013-01-25 | 2013-01-25 | Intelligent vehicle-mounted environment monitor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203274792U true CN203274792U (en) | 2013-11-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320041171 Expired - Fee Related CN203274792U (en) | 2013-01-25 | 2013-01-25 | Intelligent vehicle-mounted environment monitor |
Country Status (1)
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| CN (1) | CN203274792U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104461993A (en) * | 2014-11-11 | 2015-03-25 | 浪潮电子信息产业股份有限公司 | Design method for reducing signal interference caused by power supply ends |
-
2013
- 2013-01-25 CN CN 201320041171 patent/CN203274792U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104461993A (en) * | 2014-11-11 | 2015-03-25 | 浪潮电子信息产业股份有限公司 | Design method for reducing signal interference caused by power supply ends |
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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 |
Granted publication date: 20131106 Termination date: 20150125 |
|
| EXPY | Termination of patent right or utility model |