CN211719000U

CN211719000U - Vehicle-mounted solar intelligent convenient alarm device

Info

Publication number: CN211719000U
Application number: CN202020465232.5U
Authority: CN
Inventors: 段欢欢; 余尚帆; 杨涛; 刘群生; 杜金宇; 周丹; 党美珠
Original assignee: Henan University of Animal Husbandry and Economy
Current assignee: Henan University of Animal Husbandry and Economy
Priority date: 2020-04-02
Filing date: 2020-04-02
Publication date: 2020-10-20
Anticipated expiration: 2030-04-02

Abstract

Convenient alarm device of on-vehicle solar energy intelligence, including the solar photovoltaic board, solar charging controller, the lithium cell, a single-chip microcomputer, human infrared sensor, carbon monoxide sensor, the carbon dioxide sensor, temperature and humidity sensor and alarm module, the solar photovoltaic board passes through solar charging controller and is connected with the lithium cell, solar charging controller's power outlet and the power interface connection of singlechip, be equipped with five at least ports on the singlechip, human infrared sensor, carbon monoxide sensor, the carbon dioxide sensor, temperature and humidity sensor and alarm module are connected with the port one-to-one on the singlechip respectively. The utility model discloses utilize new energy solar energy to be lithium battery powered, energy-concerving and environment-protective, characteristics such as intellectual detection system, small need not to change any structure in the car, applicable in any motorcycle type, and easy to assemble, but and the environment in the monitoring car plays good monitoring alarm effect when especially being locked the car to children.

Description

Vehicle-mounted solar intelligent convenient alarm device

Technical Field

The utility model belongs to a solar energy is alarm device that energy drive multi-parameter detected, concretely relates to convenient alarm device of on-vehicle solar energy intelligence.

Background

To the intelligent alarm device applied to the automobile, researchers mostly concentrate on the fields of automobile anti-theft alarm system design, automobile high-temperature alarm system, wading alarm, blind area detection, collision avoidance and the like. Based on personnel safety in the vehicle (especially, after children without self-rescue ability are left in the vehicle, the environment in the vehicle makes human bodies feel uncomfortable and dangerous), few researches are carried out on alarm systems for analyzing and detecting multiple parameters of the environment in the vehicle, China is mostly inclined to an anti-theft system in research and development of alarm devices in the vehicle, most of detection ranges of sensors are used for detecting the air quality of the working environment of an industrial factory building, and no device or instrument is specially used for detecting the environment in the vehicle.

SUMMERY OF THE UTILITY MODEL

The utility model discloses a solve the weak point among the prior art, provide a convenient alarm device of on-vehicle solar energy intelligence to airtight environment real time monitoring in the car.

In order to solve the technical problem, the utility model adopts the following technical scheme: convenient alarm device of on-vehicle solar energy intelligence, including the solar photovoltaic board, solar charging controller, the lithium cell, a single-chip microcomputer, human infrared sensor, carbon monoxide sensor, the carbon dioxide sensor, temperature and humidity sensor and alarm module, the solar photovoltaic board passes through solar charging controller and is connected with the lithium cell, solar charging controller's power outlet and the power interface connection of singlechip, be equipped with five at least ports on the singlechip, human infrared sensor, carbon monoxide sensor, the carbon dioxide sensor, temperature and humidity sensor and alarm module are connected with the port one-to-one on the singlechip respectively.

The bottom surface of the solar photovoltaic panel is provided with a support, the lower end of the support is adhered to a trunk cover plate, the light-facing surface of the solar photovoltaic panel faces to the rear windshield, and the included angle between the solar photovoltaic panel and the horizontal plane is 35-45 degrees.

The solar charging controller, the lithium battery, the single chip microcomputer, the carbon monoxide sensor, the carbon dioxide sensor, the temperature and humidity sensor and the alarm module are all arranged in a box body which is made of a PVC plastic plate and has the size of 100 x 50 x 40mm, four mounting holes are respectively formed in the side face of the box body, probes of the carbon monoxide sensor, the carbon dioxide sensor, the temperature and humidity sensor and the alarm module are all arranged in the mounting holes, and the human body infrared sensor is arranged on the top face of the box body.

The left side and the right side of the box body are provided with bandages which are tightly hooped at the rear side of the pillow of the automobile rear seat, and the side surface of the box body is also provided with heat dissipation holes and a USB interface for charging a lithium battery.

Adopt above-mentioned technical scheme, the utility model discloses utilize solar photovoltaic board to absorb the sunlight, turn into the electric energy with light energy and store the lithium cell in through solar charging controller, again to singlechip and relevant sensor power supply, carbon monoxide sensor, carbon dioxide sensor, temperature and humidity sensor and human infrared sensor multi-parameter detection car internal environment and improve the system detection accuracy.

When the automobile is parked in a shady place or on a long cloudy day. Accessible car internal power delivery outlet passes through the USB line to lithium cell charging to ensure the normal operating of this device.

The human body infrared sensor can monitor whether a person exists in the automobile or not, false alarm is avoided, the reliability of alarm is improved, and the temperature and humidity parameters in the automobile are detected by the temperature and humidity sensor, so that the purpose of comprehensively evaluating the suitability of the temperature and humidity environment in the automobile in real time is achieved. The problem that the parameters of the environment in the automobile are difficult to detect in the non-summer environment is effectively solved by adopting the carbon dioxide sensor and the carbon monoxide sensor. The alarm module, the carbon monoxide sensor, the carbon dioxide sensor, the temperature and humidity sensor and the human body infrared sensor are connected in parallel, and when any sensor reaches an alarm threshold value, the alarm module can be started.

The solar photovoltaic panel can be arranged at any position of the cover plate of the backup box, and the inclination angle of the solar photovoltaic panel can be adjusted during bonding. The device has the advantages that the working maximum voltage is not more than 15v, the safety and reliability are high, each part is small in size, the structure is simple, the device can be moved integrally, any structure in the vehicle does not need to be changed, and the device is suitable for various vehicle types. All sensor probes are exposed outside the box body, and the purpose is to keep the environmental parameters in the car the same as the environment where the sensors are located, and reduce the probability of false alarm. The box body is made of PVC plastic transparent plates, and is simple and light.

The human body infrared sensor controls the opening and closing of the device, namely when the human body infrared sensor detects that a person is in the vehicle, the device is started, and when the human body infrared sensor detects that no person is in the vehicle, the device is closed. The human body infrared sensor adopts an HC-SR505 human body induction module, and can realize full-automatic induction. The human body infrared sensor can avoid the false alarm of the device to a certain extent, and the alarm accuracy of the device is improved.

Temperature and humidity sensor: a DHT11 digital temperature and humidity sensor is adopted, is a temperature and humidity composite sensor containing calibrated digital signal output, and applies a special digital module acquisition technology and a temperature and humidity sensing technology. The temperature and humidity sensor comprises a resistance-type humidity sensing element and an NTC temperature measuring element, and is connected with a high-performance 8-bit singlechip. Therefore, the DHT11 digital temperature and humidity sensor can detect the temperature and humidity parameters in the automobile.

Carbon dioxide sensor the carbon dioxide sensor adopts MH-Z19B, is a universal intelligent small sensor, and utilizes the non-dispersive infrared (NDIR) principle to measure CO existing in the air₂The detection is carried out, and the method has the characteristics of good selectivity, no oxygen dependence, long service life and the like; built-in temperature compensation; meanwhile, the device has serial port output, analog output and PWM output, and is convenient to use.

The carbon monoxide sensor adopts an MQ-7 gas sensor, has high sensitivity to carbon monoxide, can detect various gases containing carbon monoxide, and is a low-cost sensor suitable for various applications.

An alarm module: an HTY0905 active buzzer is adopted, a simple oscillating circuit is arranged in the buzzer, constant direct current is converted into a pulse signal with a certain frequency, and therefore magnetic field alternation occurs to drive a molybdenum sheet to vibrate and pronounce; when human infrared sensor detects that there is the children in the car locked, and humiture sensor real-time detection car internal temperature humidity, carbon dioxide sensor detects the carbon dioxide concentration in the car, carbon monoxide sensor detects the carbon monoxide concentration in the car, when humiture, carbon monoxide concentration, carbon dioxide concentration has arbitrary value to exceed the setting value, the singlechip is through behind the received digital signal, inside timer can produce one and change according to certain law PWM (pulse width modulation) signal, this PWM signal can make the magnetic field reversal drive molybdenum sheet vibration, bee calling organ can sound this moment and report to the police to the people outside the car.

To sum up, the utility model discloses following beneficial effect has:

1. the novel solar energy is used for supplying power to the lithium battery, and the novel solar energy lithium battery is energy-saving, environment-friendly, low in working voltage, safe and reliable.

2. The control unit sets the alarm limit value of each sensor component through the single chip microcomputer and can automatically adjust according to different use seasons of users and reference values.

3. The utility model discloses simple structure just has characteristics such as intellectual detection system, small, need not to change any structure in the car, and is applicable in any motorcycle type.

4. The utility model discloses not only easy to assemble, but also can monitor the environment in the car, especially play good monitoring alarm effect when being locked in the car to children.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

fig. 2 is a schematic diagram of the control principle of the present invention.

Detailed Description

As shown in fig. 1 and fig. 2, the utility model discloses a convenient alarm device of on-vehicle solar energy intelligence, including solar photovoltaic panel 1, solar charging controller 2, lithium cell 3, singlechip 4, human infrared sensor 5, carbon monoxide sensor 6, carbon dioxide sensor 7, temperature and humidity sensor 8 and alarm module 9, solar photovoltaic panel 1 passes through solar charging controller 2 and is connected with lithium cell 3, solar charging controller 2's power outlet and singlechip 4's power source interface connection, be equipped with five at least ports on the singlechip 4, human infrared sensor 5, carbon monoxide sensor 6, carbon dioxide sensor 7, temperature and humidity sensor 8 and alarm module 9 are connected with the port one-to-one on the singlechip 4 respectively.

The bottom surface of the solar photovoltaic panel 1 is provided with a support, the lower end of the support is adhered to a trunk cover plate, the light-facing surface of the solar photovoltaic panel 1 faces the rear windshield, and the included angle between the solar photovoltaic panel 1 and the horizontal plane is 35-45 degrees.

Solar charging controller 2, lithium cell 3, singlechip 4, carbon monoxide sensor 6, carbon dioxide sensor 7, temperature and humidity sensor 8 and alarm module 9 all set up in the box 10 that the size of making by the PVC plastic slab is 100 50 x 40mm, four mounting holes have been seted up respectively to the side of box 10, carbon monoxide sensor 6, carbon dioxide sensor 7, temperature and humidity sensor 8 and alarm module 9's probe all sets up in the mounting hole, human infrared sensor 5 sets up on the top surface of box 10.

Bandages are arranged on the left side and the right side of the box body 10 and are tightly hooped on the rear side of the pillow of the automobile rear seat, and heat dissipation holes and a USB interface for charging the lithium battery 3 are further arranged on the side surface of the box body 10.

The utility model discloses utilize 1 absorption sunlight of solar photovoltaic board, turn into the electric energy with light energy and store lithium cell 3 through solar charging controller 2 in, to singlechip 4 and relevant sensor power supply again, carbon monoxide sensor 6, carbon dioxide sensor 7, temperature and humidity sensor 8 and human infrared sensor 5 multi-parameter detection car internal environment and improvement system detection accuracy.

When the automobile is parked at a shady place or on a long cloudy day, the lithium battery 3 can be charged through the USB line through the power output port in the automobile, so that the normal operation of the device is ensured.

Human infrared sensor 5 can monitor whether someone exists in the car, avoids the wrong report, has improved the reliability of reporting to the police, adopts temperature and humidity sensor 8 to detect the interior temperature and humidity parameter of car, has realized the purpose of real-time comprehensive assessment interior temperature and humidity environment suitability. The carbon dioxide sensor 7 and the carbon monoxide sensor 6 are adopted to effectively solve the problem that the detection parameters of the environment in the automobile are difficult in the non-summer environment. The alarm module 9, the carbon monoxide sensor 6, the carbon dioxide sensor 7, the temperature and humidity sensor 8 and the human body infrared sensor 5 are connected in parallel, and when any one sensor reaches an alarm threshold value, the alarm module 9 can be started.

The solar photovoltaic panel 1 can be arranged at any position of the back-up box cover plate, and the inclination angle of the solar photovoltaic panel can be adjusted during bonding. The device has the advantages that the working maximum voltage is not more than 15v, the safety and reliability are high, each part is small in size, the structure is simple, the device can be moved integrally, any structure in the vehicle does not need to be changed, and the device is suitable for various vehicle types. All the sensor probes are exposed outside the box body 10, and the purpose is to keep the environmental parameters in the car the same as the environment where the sensors are located, so that the probability of false alarm is reduced. The box body 10 is made of PVC plastic transparent plates, and is simple and portable.

The human body infrared sensor 5 controls the opening and closing of the device, namely when the human body infrared sensor 5 detects that a person is in the vehicle, the device is started, and when the human body infrared sensor detects that no person is in the vehicle, the device is closed. The human body infrared sensor 5 adopts an HC-SR505 human body induction module, and can realize full-automatic induction. The human body infrared sensor 5 can avoid the false alarm of the device to a certain extent, and the alarm accuracy of the device is improved.

Temperature and humidity sensor 8: a DHT11 digital temperature and humidity sensor is adopted, is a temperature and humidity composite sensor containing calibrated digital signal output, and applies a special digital module acquisition technology and a temperature and humidity sensing technology. The temperature and humidity sensor 8 comprises a resistance type humidity sensing element and an NTC temperature measuring element and is connected with a high-performance 8-bit singlechip 4 (model number AT89C 51). Therefore, the DHT11 digital temperature and humidity sensor 8 can detect the temperature and humidity parameters in the automobile.

Carbon dioxide sensor 7 the carbon dioxide sensor adopts MH-Z19B, is a universal intelligent small sensor, and utilizes the non-dispersive infrared (NDIR) principle to measure CO existing in the air₂The detection is carried out, and the method has the characteristics of good selectivity, no oxygen dependence, long service life and the like; built-in temperature compensation; meanwhile, the device has serial port output, analog output and PWM output, and is convenient to use.

The carbon monoxide sensor 6 adopts an MQ-7 gas sensor, has high sensitivity to carbon monoxide, can detect various gases containing carbon monoxide, and is a low-cost sensor suitable for various applications.

The alarm module 9: an HTY0905 active buzzer is adopted, a simple oscillating circuit is arranged in the buzzer, constant direct current is converted into a pulse signal with a certain frequency, and therefore magnetic field alternation occurs to drive a molybdenum sheet to vibrate and pronounce; when human infrared sensor 5 detects that there is the children in the car locked, and temperature and humidity in the humiture sensor 8 real-time detection car, carbon dioxide sensor 7 detects the carbon dioxide concentration in the car, carbon monoxide sensor 6 detects the carbon monoxide concentration in the car, when humiture, carbon monoxide concentration, carbon dioxide concentration has arbitrary value to exceed the setting value, singlechip 4 is through the digital signal who receives after, inside timer can produce one and change according to certain law PWM (pulse width modulation) signal, this PWM signal can make the magnetic field reversal drive molybdenum sheet vibration, bee calling organ can send the sound at this moment and report to the police to the people outside the car.

The utility model provides an each components and parts are market purchase spare, and concrete structure is no longer repeated. The utility model discloses do not need new computer program just can realize the intelligent control between singlechip 4, human infrared sensor 5, carbon monoxide sensor 6, carbon dioxide sensor 7, temperature and humidity sensor 8 and alarm module 9.

The present embodiment is not intended to limit the shape, material, structure, etc. of the present invention in any form, and all of the technical matters of the present invention belong to the protection scope of the present invention to any simple modification, equivalent change and modification made by the above embodiments.

Claims

1. Convenient alarm device of on-vehicle solar energy intelligence, its characterized in that: the solar energy photovoltaic panel is connected with the lithium battery through the solar energy charging controller, a power output port of the solar energy charging controller is connected with a power interface of the single chip microcomputer, at least five ports are arranged on the single chip microcomputer, and the human body infrared sensor, the carbon monoxide sensor, the carbon dioxide sensor, the temperature and humidity sensor and the alarm module are respectively connected with the ports on the single chip microcomputer in a one-to-one correspondence mode.

2. The vehicle-mounted solar intelligent convenient alarm device according to claim 1, characterized in that: the bottom surface of the solar photovoltaic panel is provided with a support, the lower end of the support is adhered to a trunk cover plate, the light-facing surface of the solar photovoltaic panel faces to the rear windshield, and the included angle between the solar photovoltaic panel and the horizontal plane is 35-45 degrees.

3. The vehicle-mounted solar intelligent convenient alarm device according to claim 2, characterized in that: the solar charging controller, the lithium battery, the single chip microcomputer, the carbon monoxide sensor, the carbon dioxide sensor, the temperature and humidity sensor and the alarm module are all arranged in a box body which is made of a PVC plastic plate and has the size of 100 x 50 x 40mm, four mounting holes are respectively formed in the side face of the box body, probes of the carbon monoxide sensor, the carbon dioxide sensor, the temperature and humidity sensor and the alarm module are all arranged in the mounting holes, and the human body infrared sensor is arranged on the top face of the box body.

4. The vehicle-mounted solar intelligent convenient alarm device according to claim 3, characterized in that: the left side and the right side of the box body are provided with bandages which are tightly hooped at the rear side of the pillow of the automobile rear seat, and the side surface of the box body is also provided with heat dissipation holes and a USB interface for charging a lithium battery.