CN208092928U - A kind of school bus is anti-to leave intelligent alarm system - Google Patents
A kind of school bus is anti-to leave intelligent alarm system Download PDFInfo
- Publication number
- CN208092928U CN208092928U CN201820681674.6U CN201820681674U CN208092928U CN 208092928 U CN208092928 U CN 208092928U CN 201820681674 U CN201820681674 U CN 201820681674U CN 208092928 U CN208092928 U CN 208092928U
- Authority
- CN
- China
- Prior art keywords
- master controller
- school bus
- alarm system
- infrared sensor
- detection device
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Landscapes
- Emergency Alarm Devices (AREA)
- Alarm Systems (AREA)
Abstract
The utility model belongs to technical field of vehicle safety, a kind of school bus of the utility model offer is anti-to leave intelligent alarm system, school bus prevents that it includes master controller, weighing sensor, mobile detection device, infrared sensor, photographing module, wireless communication module and monitor supervision platform to leave intelligent alarm system, weighing sensor is set to inside driver seat, when master controller can't detect pressure by weighing sensor, controls infrared sensor and mobile detection device is started to work；When master controller detects presence of people by infrared sensor or mobile detection device, it generates warning message and controls the video information inside photographing module acquisition school bus, warning message and video information are sent to monitor supervision platform, the technical program is detected by gravity sensitive, human body infrared detection and video image detection are monitored management after driver leaves vehicle to vehicle interior, phenomenon is left with the presence or absence of personnel in intelligent decision school bus, realizes ensuring pick-up safety of school bus personnel.
Description
Technical field
The utility model is related to technical field of vehicle safety more particularly to a kind of school bus to prevent leaving intelligent alarm system.
Background technology
Currently, the traffic safety potential problem of numerous students in middle and primary schools is from single road traffic safety management problem,
Gradually developing into involves happy family life, a significant problem of social stability.Undeniably, all there is two sides for anything
Property：On the one hand, the appearance of school bus, for the going to school of children, classes are over, the walking between family and school, provides greatly just
Profit；But then, from the point of view of national school bus behaviour in service, the identity of school bus occupant is special, usually students in middle and primary schools and child
Garden children.They are still small the age, lack sense of self-protection.If fallen asleep in riding process, get off Shi driver or supervisor
Again without carefully patrolling, it is possible to cause student to be detained interior.School bus is mostly closed structure at present, if cannot send out in time
It is existing, it will seriously jeopardize the life security of student.
Utility model content
The purpose of this utility model is to provide a kind of school buses to prevent leaving intelligent alarm system, it is intended to solve driver and leave
Interior problem is left when school bus there may be personnel.
The utility model is realized in this way first aspect provides, a kind of school bus is anti-to leave intelligent alarm system, the school
Vehicle prevents that it includes master controller, weighing sensor, mobile detection device, infrared sensor, photographing module, nothing to leave intelligent alarm system
Line communication module and monitor supervision platform, the master controller respectively with the weighing sensor, the mobile detection device, described red
Outer sensor, the photographing module and wireless communication module connection, the master controller pass through the wireless telecommunications mould
Block is wirelessly connected with the monitor supervision platform, and the weighing sensor is set to inside driver seat；
When the master controller detects pressure by the weighing sensor, the infrared sensor and described is controlled
Mobile detection device is in standby；
When the master controller can't detect pressure by the weighing sensor, the infrared sensor and institute are controlled
State the start-up operation of mobile detection device；
When the master controller detects presence of people by the infrared sensor or the mobile detection device, generate
Warning message simultaneously controls the video information inside photographing module acquisition school bus, and the warning message and the video information are sent
To the monitor supervision platform.
With reference to first aspect, as the first embodiment of first aspect, the school bus is anti-to leave intelligent alarm system
Further include audio-frequency module, the audio-frequency module connects the master controller, and the master controller is received by the audio-frequency module
Voice signal is simultaneously sent to the monitor supervision platform.
With reference to first aspect, as second of embodiment of first aspect, the school bus is anti-to leave intelligent alarm system
Further include 2.4G radiofrequency emitting modules and 2.4G Receiver Modules, the 2.4G radiofrequency emitting modules and the weighing sensor
Connection, the 2.4G Receiver Modules are connect with the master controller；
The electric signal that the weighing sensor exports is converted to radiofrequency signal by the 2.4G radiofrequency emitting modules, and is sent
To the 2.4G Receiver Modules；
The radiofrequency signal is converted into electric signal and is sent to the master controller by the 2.4G Receiver Modules.
With reference to first aspect, as the third embodiment of first aspect, the school bus is anti-to leave intelligent alarm system
Further include mobile terminal, the master controller is wirelessly connected by the wireless communication module and the mobile terminal；
The warning message and the video information are sent to the mobile terminal by the master controller.
With reference to first aspect, as the 4th kind of embodiment of first aspect, the master controller connects vehicle window controller；
It is described when the master controller detects presence of people by the infrared sensor or the mobile detection device
Master controller sends open signal to the vehicle window controller, and the vehicle window controller control vehicle window is made to be opened into pre-determined distance.
With reference to first aspect, as the 5th kind of embodiment of first aspect, the school bus is anti-to leave intelligent alarm system
Further include car door opening module, the master controller connects the car door opening module and Car's door controlling device；
It is described when the master controller detects presence of people by the infrared sensor and the mobile detection device
When master controller detects that the car door opening module is in open state, open signal is sent to the Car's door controlling device, is made
The Car's door controlling device controls car door opening.
With reference to first aspect, as the 6th kind of embodiment of first aspect, the school bus is anti-to leave intelligent alarm system
Further include on-vehicle battery, button group, relay, controllable switch and the loud speaker for being set to school bus outer surface, the button group
It is set to vehicle interior, the button group includes the button of multiple parallel connections, and the positive terminal of the on-vehicle battery connects each button
Input terminal and the relay voltage input end, the output end of each button connects the first control terminal of the relay,
The voltage output end of the relay connects the voltage input end of the loud speaker, the second control terminal of the relay and described
The voltage output end of loud speaker is connected to the input terminal of the controllable switch altogether, and the control terminal of the controllable switch connects the master control
The output end of device processed, the output end of the controllable switch connect the cathode of the battery；
When the master controller detects presence of people by the infrared sensor or the mobile detection device, control
The controllable switch is in the conduction state；
When some button is pressed in the button group, the relay is in the conduction state to make the loud speaker start
Pronunciation.
A kind of school bus of the utility model offer is anti-to leave intelligent alarm system, and the anti-intelligent alarm system of leaving of school bus includes master
Controller, weighing sensor, mobile detection device, infrared sensor, photographing module, wireless communication module and monitor supervision platform claim
It retransmits sensor to be set to inside driver seat, when master controller detects pressure by weighing sensor, controls infrared sensor
And mobile detection device is in standby；When master controller can't detect pressure by weighing sensor, infrared sensing is controlled
Device and mobile detection device are started to work；Master controller detects presence of people by infrared sensor or mobile detection device
When, it generates warning message and controls the video information inside photographing module acquisition school bus, warning message and video information are sent
To monitor supervision platform, the technical program by gravity sensitive technology, human body infrared Detection Techniques and video image analysis technology into
The a variety of detections of row are monitored management to vehicle interior after driver leaves vehicle, whether there is people in intelligent decision school bus
Member leaves phenomenon, when detecting that vehicle interior there are when personnel, sends out alarm to monitor supervision platform in time, prevent personnel from leaving car
Portion realizes ensuring pick-up safety of school bus children.
Description of the drawings
It, below will be to embodiment or the prior art in order to illustrate more clearly of the technical scheme in the embodiment of the utility model
Attached drawing needed in description is briefly described, it should be apparent that, the accompanying drawings in the following description is only that this practicality is new
Some embodiments of type for those of ordinary skill in the art without having to pay creative labor, can be with
Obtain other attached drawings according to these attached drawings.
Fig. 1 is the anti-structural schematic diagram for leaving intelligent alarm system of a kind of school bus that the utility model embodiment provides；
Fig. 2 is the anti-another structural representation for leaving intelligent alarm system of a kind of school bus that the utility model embodiment provides
Figure；
Fig. 3 is the anti-another structural representation for leaving intelligent alarm system of a kind of school bus that the utility model embodiment provides
Figure.
Specific implementation mode
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementation
Example, the present invention will be further described in detail.It should be appreciated that specific embodiment described herein is only used to explain
The utility model is not used to limit the utility model.
In order to illustrate the technical solution of the utility model, illustrated below by specific embodiment.
A kind of school bus of the utility model embodiment offer is anti-to leave intelligent alarm system, as shown in Figure 1, the anti-something lost of the school bus
It includes master controller 101, weighing sensor 102, mobile detection device 103, infrared sensor 104, camera shooting to stay intelligent alarm system
Module 105, wireless communication module 106 and monitor supervision platform 107, the master controller 101 respectively with the weighing sensor
102, the mobile detection device 103, the infrared sensor 104, the photographing module 105 and the wireless communication module
106 connections, the master controller 101 is wirelessly connected by the wireless communication module 106 and the monitor supervision platform 107, described
Weighing sensor 102 is set to inside driver seat；
When the master controller 101 detects pressure by the weighing sensor 102, the infrared sensor is controlled
104 and the mobile detection device 103 be in standby；
When the master controller 101 can't detect pressure by the weighing sensor 102, the infrared sensor is controlled
104 and the mobile detection device 103 start to work；
The master controller 101 detects that someone deposits by the infrared sensor 104 or the mobile detection device 103
When, generate warning message and simultaneously control photographing module 105 and obtain video information inside school bus, by the warning message and described
Video information is sent to the monitor supervision platform 107.
Wherein, weighing sensor 102 is device for quality signal to be changed into measurable electric signal output, when driving
It sails on seat when having driver, weighing sensor 102 will detect that the quality signal of driver is transformed into electric signal output to master
Controller 101, master controller 101 can determine whether there is driver on driver seat according to the electric signal received, specifically,
Weighing sensor 102 can be S types, cantilever style, bridge-type or column sleeve sensors etc..
Wherein, mobile detection device 103 is for unattended monitoring video recording and automatic alarm, by camera according to difference
The image that frame per second collects can be calculated and compared by CPU according to certain algorithm, when picture changes, as someone walks
It crosses, you can personnel's presence is tested with, specifically, mobile detection device 103 can be the shifting for the various models that Haikang prestige regards production
Dynamic detecting product.
Wherein, infrared sensor 104 is whether to have personnel by infrared detection with the measuring system that infrared ray is medium
Activity, specifically, infrared sensor 104 can be photon detector and thermal detector.
Wherein, wireless communication module 106 is the module for making master controller 101 be wirelessly connected with monitor supervision platform 107, specifically
, wireless communication module 106 can be 3G/4G network modules.
Wherein, master controller 101 is for receiving weighing sensor 102, mobile detection device 103 and infrared sensor 104
The signal of detection when detecting do not have driver on driver seat, and passes through mobile detection device 103 or infrared sensor
In 104 detection vehicles when someone, control camera shooting video is confirmed, and is sent to monitor supervision platform 107, specifically, main
AT89C20 may be used in controller 101.
Further, the school bus prevents that it further includes audio-frequency module to leave intelligent alarm system, and the audio-frequency module connects institute
Master controller 101 is stated, the master controller 101 receives voice signal by the audio-frequency module and is sent to the monitor supervision platform
107。
The specific work process of the technical program is：
Weighing sensor 102 is mounted on driver's seat, and driver is in driving vehicle processes, by incuding human bady gravitational
The pressure of generation sends a signal to master controller 101, and it is in vehicle traveling that master controller 101, which gives tacit consent to this signal, and controller passes through
Linkage infrared sensor 104 and mobile detection module are in standby.
When driver leaves driver's seat, it is sent to master controller 101 by incuding the pressure signal that human bady gravitational generates,
It is that vehicle terminates to travel that master controller 101, which gives tacit consent to this signal, the linkage infrared sensor 104 of master controller 101 and mobile detection device
103 start-up operation states.
Master controller 101 is by 360 degree of monitoring cameras of the panorama of itself and 104 infrared acquisition of infrared sensor and regards
Frequency covers entire compartment, monitors the actual state in school bus in real time, is analyzed and determined to whether student leaves.Infrared sensor
104 detect infrared signal or when mobile detection device 103 detects object movement, system start in real time video recording equipment to scene into
Row video record, and give safety of school bus supervising platform, monitoring management by 4G wireless networks transmission alert information and image information
Personnel can be conversed by speech talkback and Field Force at the first time, and notify that associated safety personnel are promptly located
Reason, to realize that school bus student gets off the monitoring and management of state in rear car.
In the technical program, master controller 101 is carried out using mobile detection and human body infrared detection twofold detection mode
Analyze and determine that interior virtual condition, supervisor can remotely check that video information carries out event analysis, it can also be by long-range
The working condition of control system equipment.
In the technical program, the video record of video module has local SD card storage and long-range storage two ways, side
Just subsequent investigation and evidence collection.
A kind of school bus of the technical program offer is anti-to leave intelligent alarm system, red by video image analysis technology, human body
Outer Detection Techniques and gravity sensitive technology carry out a variety of detections, and Real-time Monitor Management, intelligent decision school are carried out to school bus inside
Car leaves phenomenon with the presence or absence of student, realizes ensuring pick-up safety of school bus student and prevents student from leaving interior problem.
Further, as shown in Fig. 2, the master controller 101 can be wired with the weighing sensor 102,
It can be wireless, as an implementation, 2.4G radiofrequency emitting modules 108 and 2.4G Receiver Modules can be passed through
109 realize wireless connection, specifically, the school bus prevents that it further includes 108 He of 2.4G radiofrequency emitting modules to leave intelligent alarm system
2.4G Receiver Modules 109, the 2.4G radiofrequency emitting modules 108 are connect with the weighing sensor 102, and the 2.4G is penetrated
Frequency receiving module 109 is connect with the master controller 101；
The electric signal that the weighing sensor 102 exports is converted to radiofrequency signal by the 2.4G radiofrequency emitting modules 108,
And it is sent to 2.4G Receiver Modules 109；
The radiofrequency signal is converted into electric signal and is sent to the master controller by the 2.4G Receiver Modules 109
101。
It further, can also be by the internal state of remote device monitoring school bus, specifically, the school bus is anti-to leave intelligence
Energy alarm system further includes mobile terminal 110, and the master controller 101 passes through the wireless communication module 106 and the movement
Terminal 110 is wirelessly connected；
The warning message and the video information are sent to the mobile terminal 110 by the master controller 101.
Further, when master controller 101 detects vehicle interior someone, in order to ensure that vehicle interior air flows,
It controls vehicle window to open, specifically, the master controller 101 connects vehicle window controller 111；
The master controller 101 detects that someone deposits by the infrared sensor 104 and the mobile detection device 103
When, the master controller 101 to the vehicle window controller 111 send open signal, make the vehicle window controller 111 control vehicle
Window is opened into pre-determined distance.
Wherein, pre-determined distance can be 5 centimetres to 10 centimetres, it is ensured that air circulation, and ensure that external staff cannot
Into the car.
Further, when master controller 101 detects vehicle interior someone, monitoring personnel can also be according to audio frequency apparatus
With vehicle interior personnel, talking, tells the position of car door opening module 112 to occupant, occupant is allow voluntarily to open
Car door, specifically, the anti-intelligent alarm system of leaving of the school bus further includes car door opening module 112, the master controller 101 connects
Connect the car door opening module 112 and Car's door controlling device 113；
The master controller 101 detects that someone deposits by the infrared sensor 104 and the mobile detection device 103
When, when the master controller 101 detects that the car door opening module 112 is in open state, to the Car's door controlling device
113 send open signal, and the Car's door controlling device 113 is made to control car door opening.
The personnel of vehicle interior may be implemented from internal opening car door by the way that car door opening module 112 is arranged.
Further, as shown in figure 3, the school bus prevents that it further includes on-vehicle battery 124, button group to leave intelligent alarm system
121, relay 122, controllable switch 125 and the loud speaker 123 for being set to school bus outer surface, the button group 121 are set to
Vehicle interior, the button group 121 include the button of multiple parallel connections, and the anode of the on-vehicle battery 124 connects each button 121
Input terminal and the relay 122 voltage input end, the output end of each button connects the first control of the relay 122
End processed, the voltage output end of the relay 122 connect the voltage input end of the loud speaker 123, and the of the relay 122
The voltage output end of two control terminals and the loud speaker 123 is connected to the input terminal of the controllable switch 125, the controllable switch altogether
125 control terminal connects the output end of the master controller 101, and the output end of the controllable switch 125 connects the battery 124
Cathode；
The master controller 101 detects that someone deposits by the infrared sensor 104 or the mobile detection device 103
When, it is in the conduction state to control the controllable switch 125；
When some button is pressed in the button group 121, the relay 122 is in the conduction state to make described raise one's voice
Device 123 starts to pronounce.
The present embodiment course of work is specific as follows：
The master controller 101 detects that someone deposits by the infrared sensor 104 or the mobile detection device 103
When, it is in the conduction state to control the controllable switch 125.
When pressing the button in lower button group 121, it is equivalent to switch and is closed, the control terminal meeting of relay 122 and vehicle mounted electric
Forming circuit is connected in pond 124, and the coil of relay 122 obtains electric generation magnetism, the movable contact of meeting attracting electric relay 122；Relay
After 122 movable contact is attracted, the major loop that on-vehicle battery 124, the output end of relay 122, loud speaker 123 form is closed,
Loud speaker 123 is connected with on-vehicle battery 124, and loud speaker 123 can repeat playing storage " someone, asks door opening in vehicle " automatically
Sound is called for help, sound is called for help and is more than 100 decibels, it is ensured that the transmission effect of calling for help information.
Rescue personnel enter after vehicle can by way of being unlocked by pressing cut-off push button；Such as because failure leads to Help Point not
It can unlock, it is also possible to which the mode for pulling up relay disconnects the connection of major loop, to stop calling for help in time, avoids unnecessary make an uproar
Sound pollutes.
It, cannot the above content is specific application implementation mode further detailed description of the utility model is combined
Assert that the specific implementation of the utility model is confined to these explanations.For the ordinary skill of the utility model technical field
For personnel, make several equivalent substitute or obvious modifications without departing from the concept of the premise utility, and performance or
Purposes is identical, all shall be regarded as belonging to the utility model scope of patent protection determined by the appended claims.
Claims (7)
1. a kind of school bus is anti-to leave intelligent alarm system, which is characterized in that the anti-intelligent alarm system of leaving of the school bus includes master
Controller, weighing sensor, mobile detection device, infrared sensor, photographing module, wireless communication module and monitor supervision platform, institute
State master controller respectively with the weighing sensor, the mobile detection device, the infrared sensor, the photographing module and
The wireless communication module connection, the master controller are wirelessly connected by the wireless communication module and the monitor supervision platform,
The weighing sensor is set to inside driver seat；
When the master controller detects pressure by the weighing sensor, the infrared sensor and the movement are controlled
Detector is in standby；
When the master controller can't detect pressure by the weighing sensor, the infrared sensor and the shifting are controlled
Dynamic detector is started to work；
When the master controller detects presence of people by the infrared sensor or the mobile detection device, alarm is generated
Information simultaneously controls the video information inside photographing module acquisition school bus, and the warning message and the video information are sent to institute
State monitor supervision platform.
2. school bus as described in claim 1 is anti-to leave intelligent alarm system, which is characterized in that the school bus is anti-to leave intelligent report
Alert system further includes audio-frequency module, and the audio-frequency module connects the master controller, and the master controller passes through the audio mould
Block receives voice signal and is sent to the monitor supervision platform.
3. school bus as described in claim 1 is anti-to leave intelligent alarm system, which is characterized in that the school bus is anti-to leave intelligent report
Alert system further includes 2.4G radiofrequency emitting modules and 2.4G Receiver Modules, and the 2.4G radiofrequency emitting modules are weighed with described
Sensor connects, and the 2.4G Receiver Modules are connect with the master controller；
The electric signal that the weighing sensor exports is converted to radiofrequency signal by the 2.4G radiofrequency emitting modules, and is sent to institute
State 2.4G Receiver Modules；
The radiofrequency signal is converted into electric signal and is sent to the master controller by the 2.4G Receiver Modules.
4. school bus as described in claim 1 is anti-to leave intelligent alarm system, which is characterized in that the school bus is anti-to leave intelligent report
Alert system further includes mobile terminal, and the master controller is wirelessly connected by the wireless communication module and the mobile terminal；
The warning message and the video information are sent to the mobile terminal by the master controller.
5. school bus as described in claim 1 is anti-to leave intelligent alarm system, which is characterized in that the master controller connects vehicle window
Controller；
When the master controller detects presence of people by the infrared sensor or the mobile detection device, the master control
Device processed sends open signal to the vehicle window controller, and the vehicle window controller control vehicle window is made to be opened into pre-determined distance.
6. school bus as described in claim 1 is anti-to leave intelligent alarm system, which is characterized in that the school bus is anti-to leave intelligent report
Alert system further includes car door opening module, and the master controller connects the car door opening module and Car's door controlling device；
When the master controller detects presence of people by the infrared sensor and the mobile detection device, the master control
When device processed detects that the car door opening module is in open state, open signal is sent to the Car's door controlling device, is made described
Car's door controlling device controls car door opening.
7. school bus as described in claim 1 is anti-to leave intelligent alarm system, which is characterized in that the school bus is anti-to leave intelligent report
Alert system further includes on-vehicle battery, button group, relay, controllable switch and the loud speaker for being set to school bus outer surface, described
Button group is set to vehicle interior, and the button group includes the button of multiple parallel connections, and the positive terminal connection of the on-vehicle battery is every
The output end of the voltage input end of the input terminal of a button and the relay, each button connects the first control of the relay
End processed, the voltage output end of the relay connect the voltage input end of the loud speaker, the second control terminal of the relay
It is connected to the input terminal of the controllable switch altogether with the voltage output end of the loud speaker, the control terminal of the controllable switch connects institute
The output end of master controller is stated, the output end of the controllable switch connects the cathode of the battery；
When the master controller detects presence of people by the infrared sensor or the mobile detection device, described in control
Controllable switch is in the conduction state；
When some button is pressed in the button group, the relay is in the conduction state to make the loud speaker start to send out
Sound.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820681674.6U CN208092928U (en) | 2018-05-08 | 2018-05-08 | A kind of school bus is anti-to leave intelligent alarm system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820681674.6U CN208092928U (en) | 2018-05-08 | 2018-05-08 | A kind of school bus is anti-to leave intelligent alarm system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208092928U true CN208092928U (en) | 2018-11-13 |
Family
ID=64052970
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820681674.6U Active CN208092928U (en) | 2018-05-08 | 2018-05-08 | A kind of school bus is anti-to leave intelligent alarm system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208092928U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110091748A (en) * | 2019-05-21 | 2019-08-06 | 广州小鹏汽车科技有限公司 | Processing method, device and the vehicle of electric vehicle charging exception |
| CN110435584A (en) * | 2019-07-19 | 2019-11-12 | 铁将军汽车电子股份有限公司 | On-vehicle safety prompt system and method |
| CN111775867A (en) * | 2020-07-24 | 2020-10-16 | 罗丽 | Safety warning system for trapped infant in car and car |
| CN111775866A (en) * | 2020-07-24 | 2020-10-16 | 罗丽 | Safety alarm system and vehicle based on pressure sensor |
-
2018
- 2018-05-08 CN CN201820681674.6U patent/CN208092928U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110091748A (en) * | 2019-05-21 | 2019-08-06 | 广州小鹏汽车科技有限公司 | Processing method, device and the vehicle of electric vehicle charging exception |
| CN110435584A (en) * | 2019-07-19 | 2019-11-12 | 铁将军汽车电子股份有限公司 | On-vehicle safety prompt system and method |
| CN111775867A (en) * | 2020-07-24 | 2020-10-16 | 罗丽 | Safety warning system for trapped infant in car and car |
| CN111775866A (en) * | 2020-07-24 | 2020-10-16 | 罗丽 | Safety alarm system and vehicle based on pressure sensor |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN208092928U (en) | A kind of school bus is anti-to leave intelligent alarm system | |
| CN104537788B (en) | High voltage electric transmission line external damage-proof intelligent image pre-warning system and method | |
| US9802789B2 (en) | Elevator security system | |
| CN107986126A (en) | The detecting system and method for a kind of elevator malfunction | |
| CN110759189A (en) | Elevator management method, device and system | |
| WO2021036606A1 (en) | Smart loss-proof luggage case and alarm method | |
| CN103738804A (en) | Elevator security monitoring subsystem based on high-definition camera shooting integration gateway internet of things | |
| CN104692210B (en) | A kind of elevator safety monitoring and multimedia play system | |
| CN109552232A (en) | A kind of child leaving cab signal | |
| CN105844839A (en) | Intelligent home anti-theft environment monitoring multifunctional car and control method | |
| CN108556735A (en) | A kind of safety of school bus monitoring device | |
| CN107959731A (en) | A kind of high ferro monitoring Transmission system based on high-speed mobile communications | |
| CN205754618U (en) | Elevator intelligent monitoring camera and elevator monitoring system | |
| CN205722310U (en) | A kind of train driver Activity recognition system based on video sequence | |
| CN202120106U (en) | Pleasure-boat monitoring system | |
| CN206946649U (en) | One kind patrol fire fighting truck fire early-warning system | |
| CN206551989U (en) | A kind of passenger car safety monitoring system | |
| CN106683307A (en) | Early warning system | |
| CN207884781U (en) | Power generation safety monitoring system | |
| CN208173010U (en) | Non-motor vehicle, which drives in the wrong direction, investigates and seizes system | |
| CN108730941A (en) | A kind of intelligent lamp rod based on distribution clouds | |
| CN208655006U (en) | It is a kind of that safety automatic-alarming device is driven based on multiplying for intelligent sound identification | |
| CN108674352B (en) | Communication apparatus and communication system | |
| CN208607810U (en) | The experience system of subway train passenger information system | |
| CN201116131Y (en) | Alarm |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |