CN204462141U - A kind of vehicle-mounted alcohol concentration detection apparatus - Google Patents
A kind of vehicle-mounted alcohol concentration detection apparatus Download PDFInfo
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- CN204462141U CN204462141U CN201520056422.0U CN201520056422U CN204462141U CN 204462141 U CN204462141 U CN 204462141U CN 201520056422 U CN201520056422 U CN 201520056422U CN 204462141 U CN204462141 U CN 204462141U
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- alcohol concentration
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- concentration detection
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Abstract
The utility model provides a kind of vehicle-mounted alcohol concentration detection apparatus, comprise: one-chip computer module, sensor detection module, display apparatus module, alarm module, voice cue module, described one-chip computer module is electrically connected with sensor detection module, outer memory module, display apparatus module, alarm module, voice cue module, gsm module, key-press module, power module successively.The utility model apparatus structure is simple, and easy to use, cost is low, possesses two-way alarm simultaneously, can effectively warn driver and drive when intoxicated, and adopt onboard system to power with timer, reliability is high, and applicability is wide.
Description
Technical field
The utility model relates to vehicle security drive field, is specially a kind of vehicle-mounted alcohol concentration detection apparatus.
Background technology
Alcohol concentration detecting device in the market comprises police device and commercial device mostly, wherein police device mostly adopts the micro-change oxide semiconductor of novel high-tech as core detecting element, highly sensitive, storage space is large, have portable operation interface, but high cost; Commercial device mostly adopts semiconductor element that precision is lower as alcohol detecing element, and cost is low, but precision is low, and interface display is comparatively single; Therefore, above-mentioned two kinds of devices all can not perform well in onboard system.And to be existingly mostly connected with automotive ignition system for vehicle-mounted alcohol concentration detecting device, often produce the phenomenon that erroneous judgement cannot be lighted a fire.
Utility model content
The technical matters that the utility model solves is to provide a kind of vehicle-mounted alcohol concentration detection apparatus, to solve the problem proposed in above-mentioned background technology.
The technical matters that the utility model solves realizes by the following technical solutions: a kind of vehicle-mounted alcohol concentration detection apparatus, comprise: one-chip computer module, sensor detection module, display apparatus module, alarm module, voice cue module, described one-chip computer module is electrically connected with sensor detection module, outer memory module, display apparatus module, alarm module, voice cue module, gsm module, key-press module, power module successively.
Described display apparatus module is placed in face plate center position; Under sensor detection module is placed in display, for detecting alcohol concentration information; Sensor detection module is arranged with 4 buttons, is respectively mode key, selection key, adds a button, subtracts a button; Arrange two LED on the right side of display apparatus module, be respectively red and green; The panel upper left corner and the upper right corner arrange alarm module and voice cue module respectively.
Described one-chip computer module adopts STC12C5A60S2 single-chip microcomputer; In described sensor detection module, sensor adopts MQ-3 type alcohol sensor.
Described outer memory module storage chip adopts AT24C04 E2PROM chip.
Described display apparatus module selects LCD liquid crystal display mode, adopts 12864 liquid crystal display.
Described alarm module adopts hummer and LED light emitting diode warning circuit; Described voice cue module adopts ISD1760 speech chip.
Described gsm module adopts TC35i chip.
Described key-press module adopts free-standing button, comprises mode key, selection key altogether, adds a button, subtracts a button 4 buttons.
Described power module is provided by the DC12V/DC24V power supply of the DC 12V power supply in automobile or cigar lighter, therefore adopts LM2576 switching regulator IC by voltage step-down to+5V operating voltage.
Compared with prior art, the beneficial effects of the utility model are: the utility model apparatus structure is simple, easy to use, cost is low, possesses two-way alarm simultaneously, can effectively warn driver and drive when intoxicated, adopt onboard system to power with timer, reliability is high, and applicability is wide.
Accompanying drawing explanation
Fig. 1 is structure principle chart of the present utility model.
Fig. 2 is panel layout structural representation of the present utility model.
Fig. 3 is one-chip computer module circuit diagram of the present utility model.
Fig. 4 is the utility model sensor detection module circuit connection diagram.
Fig. 5 is the utility model outer memory module circuit connection diagram.
Fig. 6 is the utility model display apparatus module circuit connection diagram.
Fig. 7 is the utility model alarm module circuitry connection layout.
Fig. 8 is the utility model voice cue module circuit connection diagram.
Fig. 9 is the utility model gsm module circuit connection diagram.
Figure 10 is the utility model key-press module circuit connection diagram.
Figure 11 is the utility model power module circuitry connection layout.
Embodiment
In order to make actualizing technology means of the present utility model, creation characteristic, reach object and effect is easy to understand, below in conjunction with concrete diagram, set forth the utility model further.
As shown in Figure 1, a kind of vehicle-mounted alcohol concentration detection apparatus, comprise: one-chip computer module, sensor detection module, outer memory module, display apparatus module, alarm module, voice cue module, gsm module, key-press module, power module, described one-chip computer module is electrically connected with described sensor detection module, described outer memory module, described display apparatus module, described alarm module, described voice cue module, described gsm module, described key-press module, described power module successively.
As shown in Figure 2, described display apparatus module is placed in face plate center position, intuitively shows; Under sensor detection module is placed in display, for detecting alcohol concentration information; Sensor detection module is arranged with 4 buttons, is respectively mode key, selection key, adds a button, subtracts a button, is used for arranging the switching of alcohol alarm threshold value and mode of operation; Arrange two LED on the right side of display apparatus module, be respectively red and green, it is normal and exceed standard to be used for prompting alcohol concentration; The panel upper left corner and the upper right corner arrange alarm module and voice cue module respectively, are used for alarm driver.
The utility model one-chip computer module circuit connection diagram as shown in Figure 3, what adopt is the STC12C5A60S2 single-chip microcomputer of the high-performance low-power-consumption of macrocrystalline scientific & technical corporation, inside carries A/D translation function, can the simulating signal that sensor detects be converted to digital signal, thus the hardware circuit of simplification device.
The utility model sensor detection module circuit connection diagram as shown in Figure 4, what adopt is by AL2O3 ceramic pipe, SnO2 sensitive layer, the responsive type MQ-3 type air-sensitive alcohol sensor that potential electrode and well heater are formed, have 6 pins, wherein the 1st pin, 3rd pin, 4th pin, 6th pin totally 4 pins is used for carrying out the collection of alcohol gas concentration, 2nd pin, 5th pin totally 2 pins is used to provide heating current, 4th pin, connect signal sampling amplifying circuit after 6th pin short circuit to be connected with the AD mouth pin of single-chip microcomputer, wherein DOUT is the digital signal level that sensor exports, AOUT is the detectable voltage signals that sensor exports.
The utility model outer memory module circuit connection diagram as shown in Figure 5, described storage chip adopts the AT24C04 E2PROM chip of atmel corp, and A0 is empty pin, and A1, A2 pin is address of devices selecting side, when WP pin ground connection, read-write operation can be carried out to chip; When WP pin meets VCC, in device, the data of front 256 addresses are protected, can only read, and can not write, and rear 256 byte datas can carry out read-write operation.Owing to designing in device, high alarm setting value and acquired data values are stored, therefore by A0, A1, A2 pin all ground connection or unsettled, simultaneously by WP pin ground connection, so that device can carry out read-write operation.The interface circuit of itself and single-chip microcomputer, only need by I/O mouth P2.6, P2.7 pin Simulation with I of single-chip microcomputer
2c and SCL, SDA pin connect, and I/O mouth are connected the pull-up resistor that resistance is about 4.7K simultaneously.
The utility model display apparatus module circuit connection diagram as shown in Figure 6, described display adopts 12864 liquid crystal display, show data message intuitively, its interface circuit adopts serial ports connected mode, be used for saving the I/O mouth of single-chip microcomputer, only by P2.3, P2.4, P2.5 pin of CS pin, SID data pin, SCLK clock pins connection single-chip microcomputer, need reset and connect P2.2 pin.
The utility model alarm module circuitry connection layout as shown in Figure 7, described alarm module adopts hummer and LED light emitting diode warning circuit, and hummer adopts transistor as driving circuit, and the P5.1 pin of single-chip microcomputer connects transistor base input end; LED light emitting diode has red green two, and to be connect after the current-limiting resistance of 1K with P4.5 pin by the P4.4 pin of single-chip microcomputer respectively and be connected LED negative electrode, anode meets VCC; When P5.1 pin output low level, transistor conducting, buzzer warning, P4.4 pin control red LED lamp is bright simultaneously; When P5.1 pin exports high level, transistor ends, and hummer stops sounding, and P4.5 pin control green LED lamp is bright simultaneously.
Be illustrated in figure 8 the utility model voice cue module circuit connection diagram, described voice cue module adopts ISD1760 speech chip, be connected by four line SPI with interface microcontroller circuit, only MISO, MOSI, SCLK, SS tetra-pins need be connected with single-chip processor i/o mouth.
Be illustrated in figure 9 the utility model gsm module circuit connection diagram, described gsm module adopts TC35i chip, the serial ports of single-chip microcomputer and TC35i model calling, TC35i uses circumscribed SIM card, wherein 24th ~ 29 pin CCRST, CCIO, CCCLK, CCVCC are directly connected with the Same Name of Ends of TC35i by SIM card reader with CCGND, and whether the CCNC pin of ZIF Connection Block is used for detecting SIM card and is plugged, if connect correct, then CCNC pin exports high level, otherwise is low level.
Be the utility model key-press module circuit connection diagram as shown in Figure 10, described key-press module adopts free-standing button, comprise mode key, selection key altogether, add a button, subtract a button 4 buttons, be connected with single-chip microcomputer P1.0, P1.1, P1.2, P1.3 respectively, interface end connects the pull-up resistor of 4.7K simultaneously.
Be the utility model power module circuitry connection layout as shown in figure 11, described power module is provided by the DC12V/DC24V power supply of the DC 12V power supply in automobile or cigar lighter, therefore adopts LM2576 switching regulator IC by voltage step-down to+5V operating voltage.
Utility model works principle: after driver's breath, first sensor shows after alcohol concentration being detected, compare with the alcohol concentration value arranged simultaneously, exceed standard if judge, then sound and light alarm, and voice message " please don't be driven, take care ", send information to the relatives of driver by gsm module simultaneously; Do not exceed standard if judge, then do not carry out sound and light alarm.
As can be seen from above embodiment, this example device structure is simple, reasonable in design, cost is low, strong interference immunity, applicability strong, easy to use.
More than show and describe ultimate principle of the present utility model and principal character and advantage of the present utility model.The technician of the industry should understand; the utility model is not restricted to the described embodiments; what describe in above-described embodiment and instructions just illustrates principle of the present utility model; under the prerequisite not departing from the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.Claimed scope of the present utility model is defined by appending claims and equivalent thereof.
Claims (8)
1. a vehicle-mounted alcohol concentration detection apparatus, comprise: one-chip computer module, sensor detection module, display apparatus module, alarm module, voice cue module, is characterized in that: described one-chip computer module is electrically connected with sensor detection module, outer memory module, display apparatus module, alarm module, voice cue module, gsm module, key-press module, power module successively; Described display apparatus module is placed in face plate center position; Under sensor detection module is placed in display, for detecting alcohol concentration information; Sensor detection module is arranged with 4 buttons, is respectively mode key, selection key, adds a button, subtracts a button; Arrange two LED on the right side of display apparatus module, be respectively red and green; The panel upper left corner and the upper right corner arrange alarm module and voice cue module respectively.
2. a kind of vehicle-mounted alcohol concentration detection apparatus according to claim 1, is characterized in that: described one-chip computer module adopts STC12C5A60S2 single-chip microcomputer; In described sensor detection module, sensor adopts MQ-3 type alcohol sensor.
3. a kind of vehicle-mounted alcohol concentration detection apparatus according to claim 1, is characterized in that: described outer memory module storage chip adopts AT24C04 E2PROM chip.
4. a kind of vehicle-mounted alcohol concentration detection apparatus according to claim 1, is characterized in that: described display apparatus module selects LCD liquid crystal display mode, adopts 12864 liquid crystal display.
5. a kind of vehicle-mounted alcohol concentration detection apparatus according to claim 1, is characterized in that: described alarm module adopts hummer and LED light emitting diode warning circuit; Described voice cue module adopts ISD1760 speech chip.
6. a kind of vehicle-mounted alcohol concentration detection apparatus according to claim 1, is characterized in that: described gsm module adopts TC35i chip.
7. a kind of vehicle-mounted alcohol concentration detection apparatus according to claim 1, is characterized in that: described key-press module adopts free-standing button, comprises mode key, selection key altogether, adds a button, subtracts a button 4 buttons.
8. a kind of vehicle-mounted alcohol concentration detection apparatus according to claim 1, it is characterized in that: described power module is provided by the DC12V/DC24V power supply of the DC 12V power supply in automobile or cigar lighter, therefore adopt LM2576 switching regulator IC by voltage step-down to+5V operating voltage.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520056422.0U CN204462141U (en) | 2015-01-21 | 2015-01-21 | A kind of vehicle-mounted alcohol concentration detection apparatus |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520056422.0U CN204462141U (en) | 2015-01-21 | 2015-01-21 | A kind of vehicle-mounted alcohol concentration detection apparatus |
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| CN204462141U true CN204462141U (en) | 2015-07-08 |
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| CN201520056422.0U Expired - Fee Related CN204462141U (en) | 2015-01-21 | 2015-01-21 | A kind of vehicle-mounted alcohol concentration detection apparatus |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106169195A (en) * | 2016-04-23 | 2016-11-30 | 安徽创博信息科技有限公司 | A kind of traffic administration monitor based on the Big Dipper |
| CN109532486A (en) * | 2019-01-09 | 2019-03-29 | 吉林大学 | A kind of intelligence drunk-driving prevention system and drunk-driving prevention method |
-
2015
- 2015-01-21 CN CN201520056422.0U patent/CN204462141U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106169195A (en) * | 2016-04-23 | 2016-11-30 | 安徽创博信息科技有限公司 | A kind of traffic administration monitor based on the Big Dipper |
| CN109532486A (en) * | 2019-01-09 | 2019-03-29 | 吉林大学 | A kind of intelligence drunk-driving prevention system and drunk-driving prevention method |
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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: 20150708 Termination date: 20160121 |
|
| EXPY | Termination of patent right or utility model |