CN113147313A - Automatic alarm system for preventing child from locking car by mistake - Google Patents
Automatic alarm system for preventing child from locking car by mistake Download PDFInfo
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- CN113147313A CN113147313A CN202110232183.XA CN202110232183A CN113147313A CN 113147313 A CN113147313 A CN 113147313A CN 202110232183 A CN202110232183 A CN 202110232183A CN 113147313 A CN113147313 A CN 113147313A
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R21/015—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting the presence or position of passengers, passenger seats or child seats, and the related safety parameters therefor, e.g. speed or timing of airbag inflation in relation to occupant position or seat belt use
- B60R21/01512—Passenger detection systems
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60H—ARRANGEMENTS OF HEATING, COOLING, VENTILATING OR OTHER AIR-TREATING DEVICES SPECIALLY ADAPTED FOR PASSENGER OR GOODS SPACES OF VEHICLES
- B60H1/00—Heating, cooling or ventilating [HVAC] devices
- B60H1/00642—Control systems or circuits; Control members or indication devices for heating, cooling or ventilating devices
- B60H1/00735—Control systems or circuits characterised by their input, i.e. by the detection, measurement or calculation of particular conditions, e.g. signal treatment, dynamic models
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/01—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents
- B60R21/015—Electrical circuits for triggering passive safety arrangements, e.g. airbags, safety belt tighteners, in case of vehicle accidents or impending vehicle accidents including means for detecting the presence or position of passengers, passenger seats or child seats, and the related safety parameters therefor, e.g. speed or timing of airbag inflation in relation to occupant position or seat belt use
- B60R21/01512—Passenger detection systems
- B60R21/0153—Passenger detection systems using field detection presence sensors
- B60R21/01534—Passenger detection systems using field detection presence sensors using electromagneticwaves, e.g. infrared
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R21/02—Occupant safety arrangements or fittings, e.g. crash pads
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/70—Power-operated mechanisms for wings with automatic actuation
- E05F15/73—Power-operated mechanisms for wings with automatic actuation responsive to movement or presence of persons or objects
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/02—Alarms for ensuring the safety of persons
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B25/00—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems
- G08B25/01—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium
- G08B25/10—Alarm systems in which the location of the alarm condition is signalled to a central station, e.g. fire or police telegraphic systems characterised by the transmission medium using wireless transmission systems
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B7/00—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00
- G08B7/06—Signalling systems according to more than one of groups G08B3/00 - G08B6/00; Personal calling systems according to more than one of groups G08B3/00 - G08B6/00 using electric transmission, e.g. involving audible and visible signalling through the use of sound and light sources
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R2021/0002—Type of accident
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- Mechanical Engineering (AREA)
- General Physics & Mathematics (AREA)
- Business, Economics & Management (AREA)
- Emergency Management (AREA)
- Computer Networks & Wireless Communication (AREA)
- Thermal Sciences (AREA)
- Electromagnetism (AREA)
- Air-Conditioning For Vehicles (AREA)
- Emergency Alarm Devices (AREA)
Abstract
The invention belongs to the technical field of automobile safety, and discloses an automatic alarm system for preventing children from locking a car by mistake, wherein a detection module is connected with a central control module through a circuit and used for acquiring and detecting signals by using a detection device and transmitting the acquired signals to the central processing module; the central processing module is connected with the detection module and the execution module through circuits and is used for receiving the acquired signals by using a central processing unit or a single chip microcomputer, carrying out processing analysis based on the acquired signals and sending a control instruction to the execution module based on an analysis result; the execution module is connected with the central control module through a circuit and used for executing corresponding processing based on the received control instruction. The invention provides an automatic alarm system which can guarantee the life safety of children, improve the safety of a vehicle, has low price, high reliability and convenient installation and is used for preventing children from mistakenly locking the vehicle.
Description
Technical Field
The invention belongs to the technical field of automobile safety, and particularly relates to an automatic alarm system, method, device and terminal for preventing children from mistakenly locking an automobile.
Background
At present, with the development of science and technology and the improvement of living standard of people, automobiles become indispensable transportation means for people to go out, and the automobiles bring convenience to people and bring more or less dangers, wherein accidents that babies or children are locked in the automobiles because of being forgotten frequently occur.
The media continuously reports tragedies of many children forgotten to be hot-killed in the car every year in the summer. Such accidents occur frequently throughout the world, not only domestically, throughout the years. According to data of the child equity protection website KidsAndCars. org, during 1990-2016, 793 children died in cars with an average of 37 children per year, and the highest one year reached 49 children, wherein the number of children less than 1 year is 32%, and 9 children only in 2017. One recent report was a preliminary survey of 2 boys dying in the car at 21.6.6.2020. Through the primary identification of legal medical experts, 2 boys enter the automobile without locking the automobile door to move, and in the process, the automobile door is locked by touching the central control door lock button in the automobile. Because the people are too young to understand and get rid of the trouble, the people stay in a high-temperature muggy environment for a long time to cause dehydration shock, and finally 2 boys die.
At present, products such as child safety seats, child safety locks and the like for guaranteeing the safety of children taking a bus are diversified, however, the products of the types are usually more concentrated on improving the safety of children taking the bus, but neglect the dangerous situations that children feel uncomfortable and even suffocate to die due to overhigh temperature or thin oxygen after the vehicle is flamed out, and because the children lack the self-help ability, the children are locked in the vehicle and cannot take effective self-help measures, so that the life safety of the children is greatly threatened. Therefore, an alarm system which can guarantee the life safety of children and improve the safety of the vehicle is urgently needed to thoroughly solve the problem that the life safety is threatened due to the fact that the children are locked in the vehicle by mistake after the vehicle stops.
Through the above analysis, the problems and defects of the prior art are as follows: the existing vehicle alarm system cannot solve the problem that the children are locked in the vehicle to cause the life safety to be in a problem.
Disclosure of Invention
Aiming at the problems in the prior art, the invention provides an automatic alarm system, method, device and terminal for preventing children from mistakenly locking a car.
The invention is realized in this way, an automatic alarm system for preventing children from locking a car by mistake, the automatic alarm system for preventing children from locking a car by mistake comprises:
the detection module is connected with the central control module through a circuit and used for acquiring and detecting signals by using the detection device and transmitting the acquired signals to the central processing module;
the central processing module is connected with the detection module and the execution module through circuits, and is used for receiving the acquired signals by using a central processing unit or a singlechip, carrying out processing analysis based on the acquired signals, and sending a control instruction to the execution module based on an analysis result;
the execution module is connected with the central control module through a circuit and comprises a GSM communication unit, an air conditioner control unit, an alarm unit and a vehicle window control unit; for performing corresponding processing based on the received control instructions.
Further, the detection module includes:
the infrared signal acquisition unit is used for acquiring infrared signals in the vehicle by using an infrared sensor;
the temperature signal acquisition unit is used for acquiring an in-vehicle temperature signal by using a temperature sensor;
and the vehicle door lock signal acquisition unit is used for detecting whether the vehicle door is locked or not.
Further, the execution module includes:
the GSM communication unit is used for sending a short message to the driver based on the control instruction;
and the air conditioner control unit is used for carrying out air conditioner control in the vehicle.
The alarm unit is used for alarming by utilizing an audible and visual alarm;
and the window control unit is used for controlling the lifting of the copilot window by using the window lifting circuit.
Another object of the present invention is to provide an automatic alarm method for preventing a child from being locked in a car, which is applied to the automatic alarm system for preventing a child from being locked in a car, the automatic alarm method for preventing a child from being locked in a car including:
detecting whether a person exists in a vehicle, whether a driver leaves and the temperature in the vehicle by using an infrared sensor and a temperature sensor; detecting the lock state of the vehicle door by using a vehicle door lock touch sensor;
analyzing and processing the detected related signals, and judging whether the temperature value in the automobile exceeds a preset threshold value or not and judging whether a person is locked in the automobile or not in the state that the driver leaves;
if someone is locked in the vehicle, alarming by using an audible and visual alarm and sending an alarm short message to a driver; and meanwhile, when the temperature value in the automobile exceeds a threshold value, the air conditioner in the automobile is controlled to cool down, and the windows of the copilot are controlled to descend.
The invention also aims to provide an automatic alarm device for preventing children from locking a car by mistake, which comprises a central processing unit arranged in the car, an infrared sensor connected with the central processing unit and used for detecting the radiation of a human body, a car lock sensor connected with the central processing unit and used for detecting the locking state of a car door, an audible and visual alarm connected with the central processing unit and used for simultaneously sending out an audible alarm and a visual alarm, a GSM wireless communication module connected with the central processing unit and used for sending an alarm short message to a driver or a parent mobile phone, and a car window lifting controller connected with the central processing unit and used for controlling the lifting of the car window of an original car.
The automatic alarm system for preventing children from locking the car by mistake further comprises a temperature sensor which is connected with the central processing unit and used for detecting the temperature in the car.
The air conditioner system controller is connected with the central processing unit and is used for controlling the original vehicle air conditioner.
Further, the infrared sensor is a pyroelectric infrared sensor.
The model of the pyroelectric infrared sensor is HC-SR 501.
The type of the vehicle lock sensor is a 3144E switch type Hall sensor.
Furthermore, the type of the audible and visual alarm is TGSG-01 industrial LED audible and visual alarm.
The model of the GSM wireless communication module is SIM 900A.
The car window lifting controller is installed on a lifting motor of a copilot car window.
The central processing unit is a single chip microcomputer.
Another object of the present invention is to provide an information data processing terminal including a memory and a processor, the memory storing a computer program, the computer program, when executed by the processor, causing the processor to execute the automatic alarm method for preventing a child from mistakenly locking a vehicle.
It is another object of the present invention to provide a computer-readable storage medium storing a computer program which, when executed by a processor, causes the processor to execute the automatic alarm method for preventing a child from mistakenly locking a car.
The invention also aims to provide a motor vehicle central control door lock which executes the automatic alarm method for preventing children from locking the interior of the vehicle by mistake and carries the automatic alarm device for preventing children from locking the interior of the vehicle by mistake.
By combining all the technical schemes, the invention has the advantages and positive effects that: the invention provides an automatic alarm system which can guarantee the life safety of children, improve the safety of a vehicle, has low price, high reliability and convenient installation and is used for preventing children from mistakenly locking the vehicle. When a child is locked in the vehicle independently, the audible and visual alarm can be used for giving an alarm and controlling the vehicle window to descend for ventilation, so that the child is prevented from being uncomfortable and even suffocated to die due to overhigh temperature or thin oxygen in the vehicle; meanwhile, the alarm distress short message can be sent to the mobile phone of the driver or the parent to prompt that the child is locked in the driver or the family car, and the child can immediately return to make emergency treatment, so that the life safety of the child is ensured, and the problem that the life safety is threatened due to the fact that the child is locked in the car by mistake after the car is parked is thoroughly solved.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present application, the drawings needed to be used in the embodiments of the present application will be briefly described below, and it is obvious that the drawings described below are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained from the drawings without creative efforts.
FIG. 1 is a schematic structural diagram of an automatic alarm system for preventing a child from mistakenly locking a car according to an embodiment of the invention;
in fig. 1: 1. a detection module; 2. a central processing module; 3. an execution module; 11. an infrared signal acquisition unit; 12. a temperature signal acquisition unit; 13. a vehicle door lock signal acquisition unit; 31. a GSM communication unit; 32. an air-conditioning control unit; 33. an alarm unit; 34. a window control unit.
Fig. 2 is a flowchart of an automatic alarm method for preventing a child from mistakenly locking a car according to an embodiment of the present invention.
Fig. 3 is a schematic view of an automatic alarm device for preventing a child from mistakenly locking a car according to an embodiment of the invention.
In fig. 3: 4. a pyroelectric infrared sensor; 5. a temperature sensor; 6. a vehicle lock sensor; 7. an audible and visual alarm; 8. a GSM wireless communication module; 9. a window lift controller; 10. an air conditioning system sensor; 11. a central processing unit.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail with reference to the following embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
In view of the problems in the prior art, the present invention provides an automatic alarm system for preventing children from mistakenly locking a car, and the following describes the present invention in detail with reference to the attached drawings.
As shown in fig. 1, an automatic alarm system for preventing a child from mistakenly locking a car provided by an embodiment of the invention includes:
the detection module 1 is connected with the central control module through a circuit and used for acquiring and detecting signals by using a detection device and transmitting the acquired signals to the central processing module;
the central processing module 2 is connected with the detection module and the execution module through circuits, and is used for receiving the acquired signals by using a central processing unit or a singlechip, carrying out processing analysis based on the acquired signals, and sending a control instruction to the execution module based on an analysis result;
the execution module 3 is connected with the central control module through a circuit and comprises a GSM communication unit 31, an air conditioner control unit 32, an alarm unit 33 and a vehicle window control unit 34; for performing corresponding processing based on the received control instructions.
The detection module 1 provided by the embodiment of the invention comprises:
the infrared signal acquisition unit 11 is used for acquiring infrared signals in the vehicle by using an infrared sensor;
the temperature signal acquisition unit 12 is used for acquiring an in-vehicle temperature signal by using a temperature sensor;
and the door lock signal acquisition unit 13 is used for detecting whether the door is locked.
The execution module 3 provided by the embodiment of the invention comprises:
the GSM communication unit 31 is used for sending short messages to the driver based on the control instruction;
and an air conditioning control unit 32 for performing in-vehicle air conditioning control.
An alarm unit 33 for giving an alarm by using an audible and visual alarm;
and a window control unit 34 for controlling the lifting of the passenger window by using the window lifting circuit.
As shown in fig. 2, the automatic alarm method for preventing a child from mistakenly locking a car provided by the embodiment of the invention comprises the following steps:
s101, detecting whether a person exists in the vehicle, whether a driver leaves and the temperature in the vehicle by using an infrared sensor and a temperature sensor; detecting the lock state of the vehicle door by using a vehicle door lock touch sensor;
s102, analyzing and processing the detected related signals, and judging whether the temperature value in the automobile exceeds a preset threshold value or not and judging whether a person is locked in the automobile or not in the state that the driver leaves;
s103, if a person is locked in the vehicle, alarming by using an audible and visual alarm and sending an alarm short message to a driver; and meanwhile, when the temperature value in the automobile exceeds a threshold value, the air conditioner in the automobile is controlled to cool down, and the windows of the copilot are controlled to descend.
The technical effects of the present invention will be further described with reference to specific embodiments.
Example 1:
the system hardware mainly comprises a detection device for signal acquisition and detection, a central processing unit and an execution device. The detection device comprises an infrared sensor, a temperature sensor and a vehicle door lock sensor. The execution device comprises a GSM communication module, an air conditioning system controller, an audible and visual alarm and a vehicle window lifting controller. The detection device is connected with the central processing unit through a circuit, and the execution device is also connected with the central processing unit through a circuit.
In the invention, the hardware of the system is composed of:
1. pyroelectric infrared sensor
The pyroelectric infrared sensor is a sensor for detecting the temperature of a human body and generally comprises the following 3 parts: the device comprises a sensing detection element, an interference filter and a field effect tube matcher. The model of the pyroelectric infrared sensor selected in the system is HC-SR 501. The probe is designed by adopting an LHI778 probe imported from Germany, has the characteristics of strong reliability, high sensitivity, low power consumption and the like, and is widely applied to various induction occasions, particularly to a system powered by dry batteries.
2. Vehicle door lock sensor
The automobile door lock state detection is mainly used for judging whether the automobile door is locked after a driver leaves the automobile, and when the automobile door is detected by the sensor to be locked, other functions of the system are triggered. The sensor adopted by the system for detecting the state of the vehicle door lock is a 3144E switch type Hall sensor, and when the vehicle door is closed, the sensor is touched to transmit a detected signal to a control center.
3. Audible and visual alarm
The Audible and visual alarm (Audible and visual alarm) is called Audible and visual alarm, is set for meeting the special requirements of customers on alarm loudness and installation positions, and can simultaneously give out Audible and visual alarm signals. The audible and visual alarm used in the paper is a TGSG-01 industrial LED audible and visual alarm, the alarm has wide power supply range, two power supply modes of direct current 12V/24V/36V/48V and alternating current 48V/110V/220V/380V are respectively provided, and the design of a system circuit is convenient. The working temperature of the alarm is-30 ℃ to 70 ℃, the volume is 110 decibels, and the alarm is particularly suitable for outdoor use. In addition, the alarm has an alarm sound of 8: the anti-air sound, the public security sound, the engineering sound 1, the engineering sound 2, the sound for eliminating the air, the whistle sound, the road accent and the voice prompt (the special tone can be customized) can be set according to the personal condition, and the anti-air sound, the public security sound, the automobile whistle sound, the road accent and the voice prompt are very suitable for the automobile alarm system.
4. Vehicle window lifting circuit
At present, most of electric glass lifters for cars are composed of a motor, a reducer, a guide rope, a guide plate, a glass mounting bracket and the like. When the system detects that a child is locked in the car, the control of the car window has two schemes, one is to the main switch motor of the lifter, and the other is to the motor of a certain lifter to switch. In the former mode, each window in the vehicle is quantitatively adjusted downwards; in the latter case, only one window is quantitatively down-regulated. The second is simpler than the former control. Therefore, the system realizes ventilation in the vehicle by adopting a single window for control. In addition, because children sit at the back more, for the sake of safety, this system adopts copilot door window to ventilate, under this mode, can ensure that the air is smooth in the car, can guarantee car safety again.
5. GSM wireless communication module
The GSM system consists of 3 parts: a Mobile Station (MS), a Base Station Subsystem (BSS), and a network subsystem (NSS). The mobile station and the base station are connected by a wireless link, and the rest of the system is connected by a wired link. Each mobile station is provided with a Subscriber Identity (SIM) card, which is provided with subscriber registration information. The GSM wireless communications module used in this design is SIM 900A. The SIM900A is mainly composed of a module, a power supply module, a GSM baseband processor and an antenna interface, wherein the module is provided with a signal indicator light and can display the running state of the module. When the system detects that a child is locked in the car, the control center sends a short message to the driver through the GSM module to give an alarm and prompt the driver to take measures in time.
6. Control center
A single chip microcomputer is used as a core controller of the system and used for coordinating and processing each unit circuit and circuit information connected with the single chip microcomputer.
Example 2
As shown in figure 3, the invention provides an automatic alarm device for preventing children from being locked in a car by mistake, which comprises a pyroelectric infrared sensor 4 with the model number of HC-SR501, the pyroelectric infrared sensor is designed by adopting a German original import LHI778 probe, has the characteristics of strong reliability, high sensitivity, low power consumption and the like, is widely applied to various sensing occasions, particularly to a system adopting a dry battery for power supply, and is used for detecting whether children are detained in the car after the car stops being locked.
The vehicle-mounted temperature sensor is also arranged in the vehicle and used for detecting the temperature in the vehicle.
Still including installing the lock sensor 6 in the car, door lock state detects whether the door is locked after mainly used judges that the driver leaves the vehicle, and when lock sensor 6 detected the door and locked, other functions of this automatic alarm system were just triggered. The sensor adopted for detecting the state of the door lock of the automatic alarm system is a 3144E switch type Hall sensor.
The Audible and visual alarm system is characterized by further comprising an Audible and visual alarm 7 installed in the vehicle, wherein the Audible and visual alarm 7 calls an Audible and visual alarm number, is set for meeting special requirements of customers on alarm loudness and installation positions, and can simultaneously send out Audible and visual alarm signals, the Audible and visual alarm 7 adopted in the system is a TGSG-01 industrial LED Audible and visual alarm, the Audible and visual alarm 4 is wide in power supply range, and has two power supply modes of direct current 12V/24V/36V/48V and alternating current 48V/110V/220V/380V, and the circuit design of the system is convenient. The audible and visual alarm 7 has a working temperature of-30 ℃ to 70 ℃ and a volume of 110 decibels, and is particularly suitable for outdoor use. Further, the audible and visual alarm 4 has eight alarm sounds: the anti-air sound, the public security sound, the engineering sound I, the engineering sound II, the anti-air sound, the whistle sound, the road accent and the voice prompt (the special tone can be customized) can be set according to the personal condition, and the anti-air sound, the public security sound, the engineering sound I, the engineering sound II, the whistle sound, the road accent and the voice prompt are very suitable for the automobile alarm system.
The window regulator is characterized by further comprising an air conditioning system controller 10 arranged on an original vehicle air conditioner in the vehicle and a window regulator 9 arranged on a window regulator motor of an auxiliary driving original vehicle, wherein the window regulator 9 is an electric window regulator for a car and mainly comprises a motor, a speed reducer, a guide rope, a guide plate, a glass mounting bracket and the like. When the system detects that a child is locked in the car, the control of the car window has two schemes, one is to the main switch motor of the lifter, and the other is to the motor of a certain lifter to switch. In the former mode, each window in the vehicle is quantitatively adjusted downwards; in the latter case, only one window is quantitatively down-regulated. The second is simpler than the former control. Because children sit behind row more, for the sake of safety, adopt the mode that copilot single door window carries out control to realize ventilation in the car, can ensure that the air is smooth in the car, can guarantee children's safety again.
The GSM wireless communication module 8 is installed in a vehicle and is of the SIM900A type, and mainly comprises a module, a power supply module, a GSM baseband processor and an antenna interface, wherein the module is provided with a signal indicator light and can display the running state of the module. When the system detects that a child is locked in the car, the control center sends a short message to the driver through the GSM wireless communication module 5 to give an alarm and prompt the driver to take measures in time.
The vehicle door lock further comprises a single chip microcomputer installed in the vehicle, and the single chip microcomputer is electrically connected with the pyroelectric infrared sensor 4, the temperature sensor 5, the vehicle lock sensor 6, the audible and visual alarm 7, the GSM wireless communication module 8, the vehicle window lifting controller 9 and the air conditioning system sensor 10 through circuits.
After the vehicle stops locking the vehicle door, the vehicle lock sensor 6 is automatically started, a vehicle door locking signal is input to the central processing unit 11, meanwhile, the pyroelectric infrared sensor 4 is automatically started, when the pyroelectric infrared sensor 4 detects that a child is detained in the vehicle, the detected signal is input to the single chip microcomputer, the temperature sensor 5 detects the temperature in the vehicle and then inputs the detected signal to the single chip microcomputer, the single chip microcomputer sends out a control signal, the audible and visual alarm 7 is controlled to send out an original vehicle warning lamp and send out alarm sound, the vehicle window lifting controller 9 is controlled to automatically lower the vehicle window for ventilation, the air conditioning system controller 10 is controlled to lower the temperature in the vehicle, and the situation that the child is uncomfortable and even suffocated to die due to overhigh temperature in the vehicle or thin oxygen is prevented; meanwhile, the GSM wireless communication module 8 is controlled to send alarm distress short messages to the mobile phone of the driver or the parents, so that the driver or the parents are prompted that children are locked in the car and should return to the car immediately to perform emergency treatment, and the life safety of the children is guaranteed.
On the contrary, when the pyroelectric infrared sensor 4 does not detect that the child is detained in the car, the pyroelectric infrared sensor 1 is automatically closed, and the automatic alarm system is automatically closed.
In summary, the automatic alarm system uses flameout and parking of the automobile as the premise, and utilizes various sensors to judge whether a dangerous environment is formed in the automobile and whether children are detained in the automobile. When the danger is detected and confirmed, the vehicle buzzer is triggered by the single chip microcomputer to sound to warn passers-by, and an alarm short message is sent to a driver or a parent mobile phone remotely, so that long-range and short-range alarm is realized. Meanwhile, automatic emergency rescue is conducted, the air conditioning system controller 10 triggers the automobile air conditioning system to be started, the automobile window is lowered to conduct ventilation, and therefore continuous injury to children in the automobile due to overhigh temperature in the automobile or thin air in the automobile is prevented, and the life safety of the children in the automobile is protected.
The automatic alarm system thoroughly solves the problem that no protective measures are provided for life safety caused by the fact that children are locked in the vehicle by mistake after the vehicle stops, guarantees the life safety of the children, improves the safety of the vehicle, and is more intelligent in use. The system has the advantages of low price, high reliability, convenient installation and wide application prospect.
According to the invention, after the vehicle door is locked, the vehicle lock sensor is automatically started, a vehicle door locking signal is input to the central processing unit, meanwhile, the infrared sensor is automatically started, when the infrared sensor detects that a child is detained in the vehicle, the detected signal is input to the central processing unit, the central processing unit sends a control signal, controls the audible and visual alarm to send an original vehicle warning lamp and send out an alarm sound, controls the vehicle window lifting controller to automatically lower the vehicle window for ventilation, and prevents the child from being uncomfortable in body and even dying due to suffocation caused by overhigh temperature or thin oxygen in the vehicle; meanwhile, the GSM wireless communication module is controlled to send alarm distress short messages to the mobile phone of a driver or parents, so that the driver or the parents are prompted that children are locked in the car and should return to make emergency treatment immediately, the life safety of the children is guaranteed, and the problem that the children are threatened by mistakenly locking the car after the car is parked is thoroughly solved.
Otherwise, when the infrared sensor does not detect that the child is detained in the car, the automatic alarm system is automatically closed.
The above description is only for the purpose of illustrating the present invention and the appended claims are not to be construed as limiting the scope of the invention, which is intended to cover all modifications, equivalents and improvements that are within the spirit and scope of the invention as defined by the appended claims.
Claims (10)
1. An automatic alarm system for preventing a child from being mistakenly locked in a vehicle, the automatic alarm system for preventing the child from being mistakenly locked in the vehicle comprises:
the detection module is connected with the central control module through a circuit and used for acquiring and detecting signals by using the detection device and transmitting the acquired signals to the central processing module;
the central processing module is connected with the detection module and the execution module through circuits, and is used for receiving the acquired signals by using a central processing unit or a singlechip, carrying out processing analysis based on the acquired signals, and sending a control instruction to the execution module based on an analysis result;
the execution module is connected with the central control module through a circuit and comprises a GSM communication unit, an air conditioner control unit, an alarm unit and a vehicle window control unit; for performing corresponding processing based on the received control instructions.
2. The automatic warning system for preventing children from mistakenly locking a vehicle as claimed in claim 1, wherein the detection module comprises:
the infrared signal acquisition unit is used for acquiring infrared signals in the vehicle by using an infrared sensor;
the temperature signal acquisition unit is used for acquiring an in-vehicle temperature signal by using a temperature sensor;
and the vehicle door lock signal acquisition unit is used for detecting whether the vehicle door is locked or not.
3. The automatic warning system for preventing children from mistakenly locking the interior of a car according to claim 1, wherein the execution module comprises:
the GSM communication unit is used for sending a short message to the driver based on the control instruction;
and the air conditioner control unit is used for carrying out air conditioner control in the vehicle.
The alarm unit is used for alarming by utilizing an audible and visual alarm;
and the window control unit is used for controlling the lifting of the copilot window by using the window lifting circuit.
4. An automatic alarm method for preventing a child from being locked in a car, applied to an automatic alarm system for preventing a child from being locked in a car according to claims 1 to 3, wherein the automatic alarm method for preventing a child from being locked in a car comprises:
detecting whether a person exists in a vehicle, whether a driver leaves and the temperature in the vehicle by using an infrared sensor and a temperature sensor; detecting the lock state of the vehicle door by using a vehicle door lock touch sensor;
analyzing and processing the detected related signals, and judging whether the temperature value in the automobile exceeds a preset threshold value or not and judging whether a person is locked in the automobile or not in the state that the driver leaves;
if someone is locked in the vehicle, alarming by using an audible and visual alarm and sending an alarm short message to a driver; and meanwhile, when the temperature value in the automobile exceeds a threshold value, the air conditioner in the automobile is controlled to cool down, and the windows of the copilot are controlled to descend.
5. An automatic alarm device for preventing a child from being mistakenly locked in a car for implementing the automatic alarm method according to claim 4, wherein the automatic alarm device for preventing the child from being mistakenly locked in the car comprises: the automobile door lock comprises a central processing unit arranged in an automobile, an infrared sensor connected with the central processing unit and used for detecting human body radiation, an automobile lock sensor connected with the central processing unit and used for detecting the state of an automobile door lock, an audible and visual alarm connected with the central processing unit and used for simultaneously emitting two alarm signals of sound and light, a GSM wireless communication module connected with the central processing unit and used for sending alarm short messages to a driver or a parent mobile phone, an automobile window lifting controller connected with the central processing unit and used for controlling the lifting of an original automobile window, and a temperature sensor connected with the central processing unit and used for detecting the temperature in the automobile.
6. The automatic warning device for preventing children from being locked in a car by mistake as claimed in claim 5, wherein the automatic warning device for preventing children from being locked in a car by mistake further comprises an air conditioning system controller connected with the central processing unit and used for controlling an air conditioner of an original car.
7. The automatic warning device for preventing children from mistakenly locking the inside of a car according to claim 5, wherein the infrared sensor is a pyroelectric infrared sensor;
the vehicle lock sensor is a switch type Hall sensor;
the car window lifting controller is installed on a lifting motor of a copilot car window.
8. An information data processing terminal, characterized in that the information data processing terminal comprises a memory and a processor, the memory stores a computer program, and the computer program, when executed by the processor, causes the processor to execute the automatic alarm method for preventing a child from mistakenly locking a vehicle according to claim 4.
9. A computer-readable storage medium storing a computer program which, when executed by a processor, causes the processor to perform the automatic alarm method for preventing a child from mistakenly locking a vehicle of claim 4.
10. A central control door lock of a motor vehicle, characterized in that the central control door lock of the motor vehicle executes the automatic alarm method for preventing children from being locked in the vehicle by mistake of claim 4 and is provided with the automatic alarm device for preventing children from being locked in the vehicle by mistake of any one of claims 5 to 7.
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| CN202110232183.XA CN113147313A (en) | 2021-03-02 | 2021-03-02 | Automatic alarm system for preventing child from locking car by mistake |
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| CN202110232183.XA CN113147313A (en) | 2021-03-02 | 2021-03-02 | Automatic alarm system for preventing child from locking car by mistake |
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