CN204845710U

CN204845710U - Intelligence is prevented overloading and is prevented omission system

Info

Publication number: CN204845710U
Application number: CN201520543507.1U
Authority: CN
Inventors: 丁浓龙
Original assignee: Jiangling Motors Corp Ltd
Current assignee: Jiangling Motors Corp Ltd
Priority date: 2015-07-25
Filing date: 2015-07-25
Publication date: 2015-12-09
Anticipated expiration: 2025-07-25

Abstract

The utility model discloses an intelligence is prevented overloading and is prevented omission system, including singlechip MCU connection control's correlation type photoelectric sensor, weighing sensor, electromagnetic valves door bolt, wireless communication coding launch module, buzzer siren and buzzing warning disengage switch, photoelectric sensor 2 is sent through wireless communication code photoelectric sensor 0 to the photoelectric sensor 1 module to the wireless communication coding launch module, forms photoelectric sensor 4 between electromagnetic valves door bolt and the singlechip MCU. The utility model discloses simple structure, simple to operate, the system accuracy is high, does not have the potential safety hazard to current school bus system, and degree of automation is high, and is with low costs, have a good marketing prospect.

Description

The anti-omission system of a kind of intelligent anti-overload

Technical field

The utility model relates to technical field of automotive electronics, specifically the anti-omission system of a kind of intelligent anti-overload.

Background technology

School bus Frequent Accidents in recent years, especially because school bus overload and child pass into silence the school bus Frequent Accidents caused, causes minor's heavy casualties, brings heavy grief to family, bring huge harmful effect simultaneously to society.The major cause of these tragedies is caused to be that school bus operating personal awareness of safety disappearance and child's self-protection ability are weak.Occurring for stopping this type of accident, except strengthening safety of school bus management, also needing to accomplish human oriented design at the design aspect of safety of school bus device, eliminating safe hidden trouble.

The system of the anti-omission of the anti-overload of school bus in the market is mainly divided into two classes: a class is the safety management system for school bus utilizing internet to carry out video monitoring; Another kind of is that get on or off the bus counting machine of swiping the card carries out the safety of school bus system of early warning and alarming.The safety management system for school bus of the GPS that the former carries as Yitong Passenger Train Co, its principle is all utilize global positioning system accurately to locate driving of school bus route information, transmits safety case in monitor video real time inspection school bus simultaneously carry out monitoring and early warning by network.But the anti-overload of this class school bus anti-omission system is the system monitoring belonging to auxiliary legal regulation, and human element impact is comparatively large, and this system needs powerful Internet resources and the support of global positioning system, cost of development and use cost higher.The latter as a number system of swiping the card of getting on or off the bus for extra large lattice school bus, but forgets to swipe the card as student or student breaks the journey, then this cover system all cannot accurately calculate concrete number of student, makes thrashing.

Summary of the invention

The purpose of this utility model is to provide a kind of intelligent anti-overload anti-omission system, to solve the problem proposed in above-mentioned background technology.

For achieving the above object, the utility model provides following technical scheme:

The anti-omission system of a kind of intelligent anti-overload, comprise single-chip microprocessor MCU, first correlation type opto-electronic pickup, second correlation type opto-electronic pickup, LOAD CELLS under baby seat, electromagnetic valve bolt, wireless telecommunications coded excitation module, wireless telecommunications coding receiver module, voice alarm module, buzzer siren and buzzing alarm release switch, this system take single-chip microprocessor MCU as control core, single-chip microprocessor MCU is connection control first correlation type opto-electronic pickup respectively, second correlation type opto-electronic pickup, LOAD CELLS, electromagnetic valve bolt, wireless telecommunications coded excitation module, buzzer siren and buzzing alarm release switch, described wireless telecommunications coded excitation module sends alerting signal by wireless telecommunications coding receiver module to voice alarm module, backfeed loop is formed between electromagnetic valve bolt and single-chip microprocessor MCU.

As further program of the utility model: the sheet steel that described baby seat next part is connected through the hinge in a pair, under LOAD CELLS is arranged on sheet steel.

Compared with prior art, the beneficial effects of the utility model are:

1, structure is simple, easy for installation, to existing school bus system without potential safety hazard;

2, integrated electro counting overlaps checking system with induction two of weighing, and complement each other and realize closed loop control, system accuracy is high, can in monitor school bus child take situation;

3, ingeniously optoelectronic induction principle design correlation type optoelectronic induction counting machine is utilized;

4, LOAD CELLS under the bridge circuit principle design that utilizes voltage dependent resistor to form seat, and position is ingenious;

5, omit phenomenon for child, system is integrated with school bus simultaneously and forces to make an inspection tour module, defines duplicate protection to child;

6, degree of automation is high, and cost is low, have good marketing prospect.

Accompanying drawing explanation

Fig. 1 is the location map of each module of intelligent anti-overload anti-omission system.

Fig. 2 is the connection block diagram of each module in intelligent anti-overload anti-omission system.

Fig. 3 is the position view of LOAD CELLS in the anti-omission system of intelligent anti-overload.

In figure: 1-electromagnetic valve bolt; 2-first correlation type opto-electronic pickup; 3-second correlation type opto-electronic pickup; 4-sheet steel; 5-LOAD CELLS; 6-baby seat; 7-centre gangway; 8-single-chip microprocessor MCU; 9-buzzer warning cancel switch; 10-buzzer phone; 11-voice module; 12-wireless telecommunications decoder module; 13-wireless telecommunications coding module; 14-exercises direction.

Detailed description of the invention

Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.

Refer to Fig. 1 ~ 3, in the utility model embodiment, the anti-omission system of a kind of intelligent anti-overload, comprise single-chip microprocessor MCU 8, first correlation type opto-electronic pickup 2, second correlation type opto-electronic pickup 3, LOAD CELLS 5 under baby seat 6, electromagnetic valve bolt 1, wireless telecommunications coded excitation module 13, wireless telecommunications coding receiver module 12, voice alarm module 11, buzzer siren 10 and buzzing alarm release switch 9, this system with single-chip microprocessor MCU 8 for control core, single-chip microprocessor MCU 8 is connection control first correlation type opto-electronic pickup 2 respectively, second correlation type opto-electronic pickup 3, LOAD CELLS 5, electromagnetic valve bolt 1, wireless telecommunications coded excitation module 13, buzzer siren 10 and buzzing alarm release switch 9, described wireless telecommunications coded excitation module 13 sends alerting signal by wireless telecommunications coding receiver module 12 to voice alarm module 11, backfeed loop is formed between electromagnetic valve bolt 1 and single-chip microprocessor MCU 8.

Principle of work of the present utility model is:

Correlation type optoelectronic induction counter principle: be made up of tandem first correlation type opto-electronic pickup 2 and the second correlation type opto-electronic pickup 3, its counting principle is: when photoelectric switching signal being detected after the second correlation type opto-electronic pickup 3 when the first correlation type opto-electronic pickup 2 first detects photoelectric switching signal while, MCU8 is then determined with child and gets on the bus; When photoelectric switching signal being detected after the first correlation type opto-electronic pickup 2 when the second correlation type opto-electronic pickup 3 first detects photoelectric switching signal while, MCU8 is then determined with child and gets off.

LOAD CELLS principle under baby seat: as shown in Figure 3, at integrated a pair sheet steel 4 by hinge links of baby seat 6, the area covering baby seat 6 horizontal plane sum baby seat 6 of sheet steel 4 is stood area above, the bridge circuit that LOAD CELLS 5 adopts voltage dependent resistor to form designs, it is arranged in place of standing before baby seat, between two panels sheet steel 4, application lever principle detects, so no matter child sits on the seat, or area place of standing before seat falls asleep, LOAD CELLS 5 all can detect that child is also at seat place, its Cleaning Principle is: when the weight that LOAD CELLS 5 detects exceedes certain threshold values, then MCU8 can judge that child has arrived seat place, otherwise MCU8 then judges that this seat place is without child.

As shown in Figure 1, direction shown in arrow 14 is vehicle heading, below divides three phases to be described system principle:

Stage one: before school bus starts, when ignition lock gets to ON shelves, the anti-omission subsystem of anti-overload is started working, MCU8 is by reading two the correlation type optoelectronic induction counting machines be arranged in before school bus central authorities, when MCU8 detects that the child entered in central aisle exceedes school bus specified year member's number, then think that school bus may overload, MCU8 notifies that ECU cuts off fuel pump relay and school bus cannot be started immediately, start wireless telecommunications coded excitation module 13 simultaneously, the wireless telecommunications decoder module 12 be integrated on initiation key is decoded, voice module 11 carries out alarm, and " school bus overloads, would you please take next school bus ".When MCU8 detects that vehicle does not overload, MCU8 detects the LOAD CELLS 5 under baby seat 6 then, during as detected that the weight of certain LOAD CELLS 5 exceedes certain threshold values, then can think that child takes a seat.When MCU8 detect child enter number that the number of central aisle 7 and child take a seat inconsistent time, MCU8 can detect 10s clock repeatedly, as MCU8, to detect that child enters the number that the number of central aisle 7 and child take a seat still inconsistent, then system can judge have child not take a seat, as vehicle launch, there is potential safety hazard in child, now, MCU8 notifies that ECU cuts off fuel pump relay and school bus cannot be started, start wireless telecommunications coded excitation module 13 simultaneously, the wireless telecommunications decoder module 12 be integrated on initiation key is decoded, voice module 11 carries out alarm and " also has vacant seat, would you please peace and quiet occupy stably ".Treat that MCU8 detects that student takes a seat complete, so MCU8 notifies that ECU starts FP Fuel Pump Relay and again carries out fuel feeding to driving engine, and school bus can normally be started.

Stage two: after school bus starts, as midway has child to get on the bus successively, when MCU8 detects that the child entered in central aisle 7 exceedes school bus specified year member's number, then think that school bus may overload, MCU8 notifies that ECU starts speed limit limit and turns round mode of operation immediately, and start wireless telecommunications coded excitation module 13, the wireless telecommunications decoder module 12 be integrated on initiation key is decoded simultaneously, voice module carries out alarm " school bus overloads, woulds you please take next school bus ".When MCU8 detects that vehicle does not overload, MCU8 detects the LOAD CELLS 5 under baby seat then.When MCU8 detect child enter number that the number of central aisle 7 and child take a seat inconsistent time, MCU8 can detect 10s clock repeatedly, as MCU8, to detect that child enters the number that the number of central aisle 7 and child take a seat still inconsistent, then system can judge have child not take a seat, as vehicle launch, there is potential safety hazard in child, now, MCU8 notifies that ECU carries out speed limit limit and turns round mode of operation, start wireless telecommunications coded excitation module 13 simultaneously, the wireless telecommunications decoder module 12 be integrated on initiation key is decoded, voice module 11 carries out alarm and " also has vacant seat, would you please peace and quiet occupy stably ".Treat that MCU8 detects that student takes a seat complete, so MCU8 notifies that ECU recovers normal mode of operation, and school bus can normally be started.

Stage three: after school bus arrives destination, after MCU8 receives car door opening signal and ignition lock closing signal at the same time, can trigger the buzzer siren 10 being arranged on tail-gate Men Liang position, prompting student gets off, electromagnetic valve bolt 1 simultaneously on car door is opened, and makes keeper protruding.Then, system forces school bus chaufeur or school bus to make an inspection tour school bus with car teacher, only has the buzzing alarm release switch 9 triggering tail-gate Men Liang position, buzzing could be stopped to report to the police.Now, only have MCU8 detect correlation type optoelectronic induction counting machine be 0 and all seats under LOAD CELLS 5 when all meeting lower than these two conditions of certain threshold values, just can judge child's Safe getting-off all, otherwise MCU8 will start wireless telecommunications coded excitation module 13, the wireless telecommunications decoder module 9 be integrated on initiation key is decoded, and voice module 11 carries out alarm chaufeur or again makes an inspection tour with car teacher.After all are normal, system is meeting shut electromagnetic valve bolt 1, and car door can normally be closed.

To those skilled in the art, obvious the utility model is not limited to the details of above-mentioned one exemplary embodiment, and when not deviating from spirit of the present utility model or essential characteristic, can realize the utility model in other specific forms.Therefore, no matter from which point, all should embodiment be regarded as exemplary, and be nonrestrictive, scope of the present utility model is limited by claims instead of above-mentioned explanation, and all changes be therefore intended in the implication of the equivalency by dropping on claim and scope are included in the utility model.Any Reference numeral in claim should be considered as the claim involved by limiting.

Claims

1. the anti-omission system of the anti-overload of intelligence, comprise single-chip microprocessor MCU, first correlation type opto-electronic pickup, second correlation type opto-electronic pickup, LOAD CELLS under baby seat, electromagnetic valve bolt, wireless telecommunications coded excitation module, wireless telecommunications coding receiver module, voice alarm module, buzzer siren and buzzing alarm release switch, it is characterized in that, this system take single-chip microprocessor MCU as control core, single-chip microprocessor MCU is connection control first correlation type opto-electronic pickup respectively, second correlation type opto-electronic pickup, LOAD CELLS, electromagnetic valve bolt, wireless telecommunications coded excitation module, buzzer siren and buzzing alarm release switch, described wireless telecommunications coded excitation module sends alerting signal by wireless telecommunications coding receiver module to voice alarm module, backfeed loop is formed between electromagnetic valve bolt and single-chip microprocessor MCU.

2. the anti-omission system of the anti-overload of intelligence according to claim 1, is characterized in that, the sheet steel that described baby seat next part is connected through the hinge in a pair, under LOAD CELLS is arranged on sheet steel.