CN110077362A - A kind of safety device - Google Patents

Abstract

The application discloses a safety device installed in a vehicle, comprising: a main control chip, an infrared sensor module, a voice recognition module, a communication module and a relay connected to the main control chip; the relay is connected to a battery switch of the vehicle; the infrared sensor module , used to detect whether there is a driver at the position of the driver's seat; the main control chip is used to turn on the voice recognition module when it receives the signal sent by the infrared sensor module that there is a driver at the position of the driver's seat; the voice recognition module is used to collect The driver's voice information and identification; if the driver's voice information is inconsistent with the pre-stored voice information, send an anti-theft signal to the main control chip, so that the main control chip controls the relay to turn off the battery switch, and controls the communication module to send an alarm message to the default terminal. The device can increase the difficulty of car theft, prevent the vehicle from being started by suspicious persons, and send an alarm message to the terminal used by the car owner in time, thereby ensuring the safety of the vehicle.

Description

a safety device

technical field

The present application relates to the technical field of electronic circuits, and in particular, to a safety device.

Background technique

At present, automobiles have become a means of transportation that people often use, bringing convenience to people's travel and life. In the field of vehicle safety, vehicle anti-theft is an important direction to protect vehicle safety and prevent people's property losses.

At present, vehicle anti-theft devices are mainly mechanical, such as hook locks, steering wheel locks, and gear shift locks. These mechanical locks mainly rely on locking the clutch, brake, accelerator or steering wheel, and shifting gears to increase the difficulty of car theft and prolong car theft. time. However, because the mechanical anti-theft device only protects against theft and does not alarm, the owner of the car cannot know the news of the stolen vehicle in time, which delays the time and increases the difficulty in recovering the vehicle and catching suspicious persons.

SUMMARY OF THE INVENTION

In view of this, the purpose of the present application is to provide a safety device, which can increase the difficulty of car theft, prevent the vehicle from being started by suspicious persons, and send an alarm message to the terminal used by the owner in time to ensure the safety of the vehicle. Its specific plan is as follows:

The application provides a safety device, the safety device is arranged in a vehicle, including:

The main control chip, the infrared sensor module, the voice recognition module, the communication module and the relay connected with the main control chip; the relay is connected with the battery switch of the vehicle, wherein:

Infrared sensor module to detect whether there is a driver at the driver's seat;

The main control chip is used to turn on the voice recognition module when receiving the signal from the driver's seat sent by the infrared sensor module;

The voice recognition module is used to collect and identify the driver's voice information; if the driver's voice information is inconsistent with the pre-stored voice information, it will send an anti-theft signal to the main control chip, so that the main control chip controls the relay to turn off the battery switch, and The control communication module sends the alarm message to the preset terminal.

Preferably, it also includes:

The camera connected to the main control chip is used to collect the image of the driver if the driver's voice information is inconsistent with the pre-stored voice information.

Preferably, it also includes:

The GPS positioning module connected to the main control chip is used to collect the position information of the vehicle if the driver's voice information is inconsistent with the pre-stored voice information, and send the position information to the main control chip, so that the main control chip sends the information containing Alert message with location information to preset terminal.

Preferably, it also includes:

The alcohol detection module, and the secondary control chip connected with the main control chip and the relay, wherein:

The main control chip is used to send a start signal to the secondary control chip to start the secondary control chip if the driver's voice information is consistent with the pre-stored voice information;

The alcohol detection module is connected to the secondary control chip, and is used to detect whether the driver is drunk driving; if so, it sends a drunk driving warning message to the secondary control chip, so that the secondary control chip controls the relay to turn off the battery switch.

Preferably, it also includes:

The voice prompt module connected with the secondary control chip is used to play the preset safe driving information if the driver is drunk and driving.

Preferably, it also includes:

The ultrasonic ranging module installed on the back of the driver's seat and connected to the secondary control chip is used to detect whether the driver is sleepy; if so, it will send sleepiness warning information to the secondary control chip, so that the secondary control chip can control the voice prompt module Play preset safe driving messages.

Preferably, the communication module is connected with the secondary control chip, and is used for dialing a corresponding call according to the voice dialing instruction issued by the driver under the control of the secondary control chip.

Preferably, the communication module is a GSM, GPRS, 3G, 4G or 5G communication module.

Preferably, it also includes:

The memory connected to the main control chip is used to store the driver's image, drunk driving warning information and sleepy driving warning information.

Preferably, the infrared sensor module is provided with its own power supply.

It can be seen that the present application provides a vehicle anti-theft safety device. The safety device detects whether there is a driver at the driver's seat through an infrared sensor module; when there is a driver at the driver's seat, the voice recognition module is used to determine whether the driver is in the driver's seat. It is a suspicious person. When it is determined that the driver is a suspicious person, it will send an anti-theft signal to the main control chip, so that the main control chip controls the relay to turn off the battery switch, and controls the communication module to send an alarm message to the preset terminal, thereby increasing the number of car thefts. Difficulty, prevent the vehicle from being started by suspicious persons, and send an alarm message to the terminal used by the owner in time, which has won valuable time for catching suspicious persons and recovering the vehicle, and can ensure the safety of the vehicle.

Description of drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following briefly introduces the accompanying drawings required for the description of the embodiments or the prior art. Obviously, the drawings in the following description are only It is an embodiment of the present application. For those of ordinary skill in the art, other drawings can also be obtained according to the provided drawings without any creative effort.

1 is a schematic diagram of a first safety device disclosed in the application;

2 is a schematic diagram of a second type of safety device disclosed in the application;

3 is a schematic diagram of a third safety device disclosed in the application;

FIG. 4 is a schematic diagram of a fourth safety device disclosed in this application.

Detailed ways

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, but not all of the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present application.

At present, vehicle anti-theft devices are mainly mechanical, such as hook locks, steering wheel locks, and gear shift locks. These mechanical locks mainly rely on locking the clutch, brake, accelerator or steering wheel, and shifting gears to increase the difficulty of car theft and prolong car theft. time. However, because the mechanical anti-theft device only protects the theft and does not alarm, the car owner cannot know the news of the theft of the vehicle in time, which delays the time and makes the recovery of the vehicle more difficult. Therefore, the present application provides a safety device, which can increase the difficulty of car theft, prevent the vehicle from being started by suspicious persons, and send an alarm message to the terminal used by the owner in time to ensure the safety of the vehicle.

Referring to FIG. 1 , an embodiment of the present application discloses a first safety device. The safety device is arranged in a vehicle and includes:

The main control chip 101, the infrared sensor module 102, the voice recognition module 103, the communication module 104 and the relay 105 connected to the main control chip 101; the relay is connected to the battery switch 106 of the vehicle, wherein:

The infrared sensor module 102 is used to detect whether there is a driver at the position of the driver's seat; the main control chip 101 is used to turn on the voice recognition module 103 when receiving a signal sent by the infrared sensor module 102 that there is a driver at the position of the driver's seat; The voice recognition module 103 is used to collect and identify the driver's voice information; if the driver's voice information is inconsistent with the pre-stored voice information, an anti-theft signal is sent to the main control chip 101, so that the main control chip 101 controls the relay 105 to close The battery switch 106, and controls the communication module 104 to send an alarm message to a preset terminal.

Specifically, the infrared sensor module 102 is disposed around the driver's seat, such as the backrest of the driver's seat, the roof above the driver's seat, and the like. The positions of other components can be flexibly adjusted according to actual needs. The preset terminal may be the owner's mobile phone, tablet computer, computer notebook and other devices.

In this embodiment, the communication module 104 is preferably a GSM, GPRS, 3G, 4G or 5G communication module. If the application scenario allows, the WIFI communication module or the ZigBee communication module can also be used, but since the WIFI communication module and the ZigBee communication module are only suitable for short-distance communication transmission, when using the two, it should be considered whether the transmission distance is allowed.

It should be noted that the speech recognition module 103 in this embodiment focuses on recognizing sound features in the sound information of the speaker, such as voiceprint information and the like. Voiceprint information is similar to fingerprint information, with specificity and stability.

In this embodiment, the infrared sensor module 102 is provided with its own power supply, so the infrared sensor module 102 can be regarded as a switch for starting the main control chip 101, and the infrared sensor module 102 sends the driver's seat to the main control chip 101. There is a driver at the position The signal can be regarded as the starting signal of the main control chip 101; when the main control chip 101 receives this signal, it will switch from the sleep state to the working state.

Of course, the safety device disclosed in this embodiment is further provided with a power module, and the power module is used to supply power to the safety device. The power module can use a rechargeable and detachable battery to facilitate charging and replacement of the battery. To keep the voltage stable, it can be used with a voltage regulator. When charging is required, it can be charged from the battery in the vehicle.

It can be seen that the safety device disclosed in the embodiment of the present application detects whether there is a driver at the position of the driver's seat through the infrared sensor module; when there is a driver at the position of the driver's seat, the voice recognition module is used to determine whether the driver is a suspicious person. If the person is a suspicious person, send an anti-theft signal to the main control chip, so that the main control chip controls the relay to turn off the battery switch, and controls the communication module to send an alarm message to the preset terminal, which can increase the difficulty of car theft and prevent the vehicle from being stolen by suspicious personnel. It starts and sends an alarm message to the terminal used by the owner in time, which has won valuable time for catching suspicious persons and recovering the vehicle, and can ensure the safety of the vehicle.

Referring to FIG. 2 , the embodiment of the present application discloses a second safety device. The safety device is arranged in a vehicle and includes:

The main control chip 201, the infrared sensor module 202, the voice recognition module 203, the communication module 204 and the relay 205 connected with the main control chip 201; the relay is connected with the battery switch 206 of the vehicle, wherein:

The infrared sensor module 202 is used to detect whether there is a driver at the position of the driver's seat; the main control chip 201 is used to turn on the voice recognition module 203 when receiving a signal sent by the infrared sensor module 202 that there is a driver at the position of the driver's seat; The voice recognition module 203 is used to collect and identify the driver's voice information; if the driver's voice information is inconsistent with the pre-stored voice information, an anti-theft signal is sent to the main control chip 201, so that the main control chip 201 controls the relay 205 to close The battery switch 206 controls the communication module 204 to send an alarm message to a preset terminal.

The safety device disclosed in this embodiment further includes: a camera 207 connected to the main control chip 201 for collecting an image of the driver if the driver's voice information is inconsistent with the pre-stored voice information. The camera 207 can be set on the sun visor of the roof of the driver's seat, and the acquisition time can be preset, for example, after 3 minutes of acquisition, the camera 207 is automatically turned off. The collected images of drivers will be stored, which can provide a strong basis for finding suspicious persons; at the same time, the collected images can also be sent to a preset terminal through the communication module 204 for backup.

The safety device disclosed in this embodiment further includes: a GPS positioning module 208 connected to the main control chip 201 for collecting the position information of the vehicle and sending the position information if the driver's voice information is inconsistent with the pre-stored voice information to the main control chip 201, so that the main control chip 201 sends an alarm message including location information to a preset terminal, which can provide powerful clues for vehicle recovery.

In this embodiment, the main control chip can use the HT66F50 model. The HT66F50 model chip is mainly based on an 8-bit reduced-instruction single-chip microcomputer, which is equipped with Flash program memory, data memory, EEPROM, special function registers, input/output ports, and ILC serial interface. Modules, timer modules, interrupt control circuits, multi-channel analog-to-digital converters, comparators, LCD interfaces and watchdog timers and other electronic components.

Specifically, in the process of collecting and recognizing the voice information of the driver by the speech recognition module 203, a corresponding threshold may be set. For example, the threshold is set to 3, which means that the driver's voice information collected three times is allowed to be inconsistent with the pre-stored voice information. When the fourth time is still inconsistent, the voice recognition module 203 sends an anti-theft signal to the main control chip 201. At the same time, the main control chip 201 can also be connected to the voice player. When the recognition is inconsistent, the voice recognition module 203 sends a signal of inconsistent recognition to the main control chip 201, so that the main control chip 201 controls the voice player to play the prompt information. The prompt information can be "input error, please try again".

It should be noted that, the other components of the safety device in this embodiment are the same as or similar to the above-mentioned embodiments, and therefore are not repeated in this embodiment.

It can be seen that the safety device disclosed in the embodiment of the present application detects whether there is a driver at the position of the driver's seat through the infrared sensor module; when there is a driver at the position of the driver's seat, the voice recognition module is used to determine whether the driver is a suspicious person. If the person is a suspicious person, send an anti-theft signal to the main control chip, so that the main control chip controls the relay to turn off the battery switch, controls the communication module to send an alarm message including location information to the preset terminal, and can collect the image of the suspicious person, so as to It can increase the difficulty of car theft, prevent the vehicle from being started by suspicious persons, and send an alarm message to the terminal used by the owner in time, which provides a strong basis for catching suspicious persons and recovering the vehicle, and can ensure the safety of the vehicle.

Referring to FIG. 3 , an embodiment of the present application discloses a third safety device. The safety device is arranged in a vehicle and includes:

The main control chip 301, the infrared sensor module 302, the voice recognition module 303, the communication module 304 and the relay 305 connected with the main control chip 301; the relay is connected with the battery switch 306 of the vehicle, wherein:

The infrared sensor module 302 is used to detect whether there is a driver at the position of the driver's seat; the main control chip 301 is used to turn on the voice recognition module 303 when receiving a signal sent by the infrared sensor module 302 that there is a driver at the position of the driver's seat; The voice recognition module 303 is used to collect and identify the driver's voice information; if the driver's voice information is inconsistent with the pre-stored voice information, an anti-theft signal is sent to the main control chip 301, so that the main control chip 301 controls the relay 305 to close The battery switch 306, and controls the communication module 304 to send an alarm message to a preset terminal.

The safety device disclosed in this embodiment further includes: a camera 307 connected to the main control chip 301 for collecting an image of the driver if the driver's voice information is inconsistent with the pre-stored voice information.

The safety device disclosed in this embodiment further includes: a GPS positioning module 308 connected to the main control chip 301 for collecting the position information of the vehicle and sending the position information if the driver's voice information is inconsistent with the pre-stored voice information to the main control chip 301, so that the main control chip 301 sends an alarm message including location information to a preset terminal.

The safety device disclosed in this embodiment further includes: an alcohol detection module 309, and a secondary control chip 310 connected to both the main control chip 301 and the relay 305, wherein the main control chip 301 is used to store the driver's voice information and pre-store If the sound information of the driver is consistent, then send a start signal to the secondary control chip 310 to start the secondary control chip 310; the alcohol detection module 309 is connected to the secondary control chip 310 to detect whether the driver is drunk driving; if so, send a drunk driving warning message to the secondary control chip 310 The control chip 310 enables the secondary control chip 310 to control the relay 305 to turn off the switch of the battery 306 . The alcohol detection module 309 can be disposed on the steering wheel.

The safety device disclosed in this embodiment further includes: a voice prompt module 311 connected to the secondary control chip 310 for playing preset safe driving information if the driver is drunk and driving.

It should be noted that, the communication module 304 is also connected to the secondary control chip 310, and is used for dialing a corresponding call according to the voice dialing instruction issued by the driver under the control of the secondary control chip 310. The voice dialing command can be the name of the person in the preset address book, etc.

The safety device provided in this embodiment can be divided into two components, namely an anti-theft part and a safe driving part. The anti-theft part is composed of main control chip 301, infrared sensor module 302, voice recognition module 303, communication module 304, camera 307, GPS positioning module 308 and other components; the safe driving part is composed of alcohol detection module 309, secondary control chip 310, voice prompt module 311 and other components. The anti-theft part is mainly used to ensure the safety of the vehicle and avoid vehicle theft; the safe driving part is mainly used to detect whether the driver is drunk driving during the normal driving process, so as to avoid drunk driving and remind the driver to drive safely. The anti-theft part is controlled by the main control chip 301, and the safe driving part is controlled by the secondary control chip 310, which facilitates the later maintenance and management of the safety device.

It should be noted that, the other components of the safety device in this embodiment are the same as or similar to the above-mentioned embodiments, and therefore are not repeated in this embodiment.

It can be seen that the safety device disclosed in the embodiment of the present application can not only provide a strong basis for catching suspicious persons and recovering vehicles, and ensure the safety of vehicles, but also ensure driving safety during driving and prevent drivers from driving under the influence of alcohol.

Referring to FIG. 4 , the embodiment of the present application discloses a fourth safety device. The safety device is arranged in a vehicle and includes:

The main control chip 401, the infrared sensor module 402, the voice recognition module 403, the communication module 404 and the relay 405 connected with the main control chip 401; the relay is connected with the battery switch 406 of the vehicle, wherein:

The infrared sensor module 402 is used to detect whether there is a driver at the position of the driver's seat; the main control chip 401 is used to turn on the voice recognition module 403 when receiving a signal sent by the infrared sensor module 402 that there is a driver at the position of the driver's seat; The voice recognition module 403 is used to collect and identify the driver's voice information; if the driver's voice information is inconsistent with the pre-stored voice information, an anti-theft signal is sent to the main control chip 401, so that the main control chip 401 controls the relay 405 to close The battery switch 406 and controls the communication module 404 to send an alarm message to a preset terminal.

The safety device disclosed in this embodiment further includes: a camera 407 connected to the main control chip 401 for collecting an image of the driver if the driver's voice information is inconsistent with the pre-stored voice information.

The safety device disclosed in this embodiment further includes: a GPS positioning module 408 connected to the main control chip 401 for collecting the position information of the vehicle and sending the position information if the driver's voice information is inconsistent with the pre-stored voice information to the main control chip 401, so that the main control chip 401 sends an alarm message including location information to a preset terminal.

The safety device disclosed in this embodiment further includes: an alcohol detection module 409, and a secondary control chip 410 connected to both the main control chip 401 and the relay 405, wherein the main control chip 401 is used to store the driver's voice information and pre-storage If the sound information of the driver is consistent with the sound information of the driver, a start signal is sent to the secondary control chip 410 to start the secondary control chip 410; the alcohol detection module 409 is connected to the secondary control chip 410 to detect whether the driver is drunk driving; The control chip 410 enables the secondary control chip 410 to control the relay 405 to turn off the switch of the battery 406 .

The safety device disclosed in this embodiment further includes: a voice prompt module 411 connected to the secondary control chip 410 for playing preset safe driving information if the driver is drunk and driving.

The safety device disclosed in this embodiment further includes: an ultrasonic ranging module 412 disposed on the back of the driver's seat and connected to the secondary control chip 410 for detecting whether the driver is sleepy; if so, sending sleepy driving warning information to the secondary control chip 410 The control chip 410 enables the secondary control chip 410 to control the voice prompt module 411 to play the preset safe driving information. The ultrasonic ranging module 412 arranged on the back of the driver's seat can detect the distance between the driver and the back of the driver's seat. When the distance between the driver and the back of the driver's seat is greater than the preset distance threshold, it indicates that the driver may have a hidden danger of driving. .

The safety device disclosed in this embodiment further includes: a memory 413 connected to the main control chip 401 for storing images of drivers, drunk driving warning information and sleepy driving warning information, so as to record the stolen information of the vehicle, the driver's It also facilitates subsequent maintenance and management of safety devices.

It should be noted that the communication module 404 is also connected to the secondary control chip 410, and is used for dialing a corresponding call according to the voice dialing instruction issued by the driver under the control of the secondary control chip 410.

The positions of various components in the safety device provided in this embodiment can be flexibly adjusted according to actual needs, and the setting positions of individual components given in this embodiment are only an example. It should be noted that it can be divided into two parts, namely the anti-theft part and the safe driving part. The anti-theft part is composed of main control chip 401, infrared sensor module 402, voice recognition module 403, communication module 404, camera 407, GPS positioning module 408 and other components; the safe driving part is composed of alcohol detection module 409, secondary control chip 410, voice prompt module 411, an ultrasonic ranging module 412 and other components. The anti-theft part is mainly used to ensure the safety of the vehicle and prevent the vehicle from being stolen; the safe driving part is mainly used to detect whether the driver is drunk or sleepy during the normal driving process, so as to remind the driver to drive safely.

It should be noted that the models of the main control chip 401 and the secondary control chip 410 in this embodiment can be the same or different, and both can use chips of any model. And the secondary control chip 410 in this embodiment can be deleted, so that the alcohol detection module 409 , the voice prompt module 411 and the ultrasonic ranging module 412 are connected to the main control chip 401 and controlled by the main control chip 401 . The other components of the safety device in this embodiment are the same as or similar to those in the above-mentioned embodiment, and thus are not repeated in this embodiment.

The safety device disclosed in the embodiments of the present application can not only provide a strong basis for catching suspicious persons and recovering vehicles, and ensure the safety of vehicles, but also ensure driving safety during driving, and avoid drivers drinking and driving.

The solutions described in conjunction with the embodiments disclosed herein may be directly implemented in hardware, a software module executed by a processor, or a combination of the two. A software module can be placed in random access memory (RAM), internal memory, read only memory (ROM), electrically programmable ROM, electrically erasable programmable ROM, registers, hard disk, removable disk, CD-ROM, or any other in the technical field. in any other form of known storage readable storage medium.

Specific examples are used herein to illustrate the principles and implementations of the present application, and the descriptions of the above embodiments are only used to help understand the core idea of the present application; There will be changes in the specific implementation manner and application scope. To sum up, the content of this specification should not be construed as a limitation on the present application.

Claims (10)

1. a kind of safety device, which is characterized in that the safety device is set in vehicle, comprising:

Main control chip, the infrared sensor module being connected with the main control chip, speech recognition module, communication module and relay Device；The relay is connect with the switch of battery of the vehicle, in which:

The infrared sensor module, for detecting whether driver seat position has driver；

The main control chip, for having driver's when the driver seat position for receiving the infrared sensor module transmission Signal then opens the speech recognition module；

The speech recognition module, for acquiring acoustic information and the identification of the driver；If the sound of the driver Message breath and pre-stored acoustic information are inconsistent, then send anti-theft signal to the main control chip, so that the master control core Piece controls switch of battery described in the cut-off, and controls the communication module and send alarm information to preset terminal.

2. safety device according to claim 1, which is characterized in that further include:

The camera being connected with the main control chip, if believing for the acoustic information of the driver and pre-stored sound It ceases inconsistent, then acquires the image of the driver.

3. safety device according to claim 2, which is characterized in that further include:

The GPS positioning module being connected with the main control chip, if for the acoustic information of the driver and pre-stored Acoustic information is inconsistent, then the location information of vehicle is acquired, and the location information is sent to the main control chip, so that institute State main control chip and send include the location information alarm information to the preset terminal.

4. safety device according to claim 3, which is characterized in that further include:

Alcohol detection module, and the secondary control chip being all connected with the main control chip and the relay, in which:

The main control chip is sent if the acoustic information for the driver is consistent with pre-stored acoustic information Enabling signal is to the secondary control chip, to start the secondary control chip；

The alcohol detection module is connect with the secondary control chip, for detect the driver whether drunk driving；If so, hair Send drunk driving warning information to the secondary control chip, so that switch of battery described in cut-off described in the secondary control chip controls.

5. safety device according to claim 4, which is characterized in that further include:

The voice cue module connecting with the secondary control chip plays preset safety if being used for driver's drunk driving Driving information.

6. safety device according to claim 5, which is characterized in that further include:

It is set to the driver seat backrest, and the ultrasonic distance measuring module connecting with the secondary control chip, it is described for detecting Whether driver is tired to be driven；Warning information is driven to the secondary control chip, so that the secondary control chip controls institute if so, sending and being stranded It states voice cue module and plays preset safe driving information.

7. according to safety device described in claim 4-6 any one, which is characterized in that the communication module and the secondary control Phase is dialed in chip connection, the phonetic dialing instruction for being issued under the control of the secondary control chip according to the driver The phone answered.

8. safety device according to claim 7, which is characterized in that the communication module is GSM, GPRS, 3G, 4G or 5G Communication module.

9. safety device according to claim 6, which is characterized in that further include:

The memory being connected with the main control chip, for store the image of the driver, the drunk driving warning information and Described be stranded drives warning information.

10. safety device described in -6 any one according to claim 1, which is characterized in that the infrared sensor module is set Have power autonomous.