Harmful gas detection device for vehicle

By employing a two-stage alarm system and a solar-powered detection device in the car, the problems of existing technologies being unable to alert bystanders and being complex to install are solved, achieving a simple and low-energy-consumption safety alert effect.

CN224318076UActive Publication Date: 2026-06-02VEHICLE PLUS INTERNATIOAL LTD
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Patent Information

Application Number
CN202521572434.9
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-07-25
Publication Date
2026-06-02
Estimated Expiration
2035-07-25

AI Technical Summary

Technical Problem

Existing automotive gas detection devices are ineffective at alerting bystanders when occupants are poisoned and unconscious, and their installation is complex and relies on the vehicle's battery for power.

Method used

It adopts a two-stage alarm system, powered by solar panels and batteries. The built-in detection host includes a start-up unit, a control unit, an alarm unit, and a wireless transmission unit. It starts the power supply through vibration sensing, alarms people inside and outside the vehicle in stages, and activates the external alarm through wireless transmission.

Benefits of technology

It enables phased reminders for people inside and outside the vehicle, ensuring the safety of those inside. It is easy to install, consumes little energy, and extends the life of the power supply.

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Abstract

A harmful gas detection device for a vehicle is provided with a detection host and an alarm, the detection host is arranged in a vehicle room, the detection host comprises a starting unit, a control unit, a harmful gas detection unit, a warning unit, a wireless transmission unit and a power supply unit, the detection host further comprises a shell, and the components are mounted in the shell. The power supply unit is used for supplying power to all the components. The starting unit senses vibration of a vehicle room and starts the power supply unit to supply power, the harmful gas detection power supply detects the concentration of harmful gas in the vehicle room and feeds back the concentration to the control unit, the control unit triggers a first-stage alarm mode when judging that the concentration exceeds a concentration threshold value, and the warning unit is started to warn people in the vehicle; and a second-stage alarm mode is triggered, and an alarm is started to warn people outside the vehicle to assist people in the vehicle to get out of danger.
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