The water level recognition methods of the outer water level monitoring of a kind of car and skylight opening device
Technical field
The present invention relates to Vehicle Engineering, specifically, relate to the water level recognition methods of the outer water level monitoring of a kind of car and skylight opening device.
Background technology
Along with China's expanding economy, private car becomes the requirement of daily life gradually.But the casualties case caused because of car accident is of common occurrence.Have statistics to show, it is cause member in car that dead principal element occurs that hypervelocity, drunk driving and vehicle falling into water are drowned.
When hypervelocity and drunk driving result in an automobile accident and occur, can there is distortion by a relatively large margin in vehicle usually, and driver is generally difficult to mobile at pilothouse, needs to rely on external strength rescue more; When vehicle falling into water, rescue personnel is difficult to arrive in the very first time, the probability of surviving of member in car, and main dependence is saved oneself.
In current commercially available vehicle, engine mostly is preposition, and therefore vehicle is after overboard, and be mostly that headstock (nacelle) first sinks, boot tilts then to sink gradually.In vehicle falling into water process, due to the huge pressure reduction inside and outside car body, so driver cannot be escaped by opening car door, can only be escaped by skylight.And the moment of vehicle falling into water, people usually can be panic, is reacted to unexpected when starting to save oneself, and vehicle has started progressively to sink, and loses the time of part preciousness.Meanwhile, driver and/or occupant are in when vehicle falling into water and drive and/or take state, after driver and/or occupant must unclamp securing band, could escape by opened skylight, in the process that skylight is opened, can need the time of about 10-20 second, this can reduce the probability of surviving of passenger undoubtedly.
Therefore, how to design a kind of device, the very first time can monitor vehicle falling into water, then making the skylight of vehicle open, improve the escape probability of driver and/or occupant, is that those skilled in the art need solution badly.
Summary of the invention
The object of the invention is for overcoming above-mentioned the deficiencies in the prior art, the water level recognition methods of the outer water level monitoring of a kind of car and skylight opening device is provided.The water level recognition methods of device provided by the present invention, at the outer water level of Real-Time Monitoring car under vehicle running state, and can prevent the erroneous judgement caused by rainwater and surface gathered water, and can at the very first time opened skylight of vehicle falling into water.
In order to reach above-mentioned purpose, the present invention adopts following technical scheme:
A water level recognition methods for the outer water level monitoring of car and skylight opening device, the outer water level monitoring of described car and skylight opening device comprise the lower house of upper and lower opening, and the top of this lower house is fixedly connected with conical upper shell;
The surface of described lower house is provided with multiple bleeder vent, and the lower house above arbitrary bleeder vent is all tiltedly installed with block water plate, and corresponding bleeder vent covers by the horizontal projection of block water plate completely;
The surface of described upper shell is also provided with multiple bleeder vent, and the upper shell above arbitrary bleeder vent is also tiltedly installed with block water plate, and corresponding bleeder vent covers by the horizontal projection of block water plate completely;
In described lower house, processor is installed, and the inside of described lower house is vertically provided with three level sensors;
The inside of described upper shell is vertically provided with three level sensors;
In the middle of above-mentioned five level sensors, be the first level sensor, the second level sensor, the 3rd level sensor, the 4th level sensor and the 5th level sensor from bottom to top respectively, five level sensors are all connected with processor,
The recognition methods of the outer water level monitoring of above-mentioned car and skylight opening device comprises the steps:
A. system initialization, the first level sensor, the second level sensor, the 3rd level sensor, the 4th level sensor and the 5th level sensor by the signal transmission that monitors to processor;
B. processor by the first level sensor, the second level sensor, the 3rd level sensor, the 4th level sensor and the 5th level sensor transmission come information processing and identify, if the first level sensor, the second level sensor, the 3rd level sensor, the 4th level sensor and the 5th level sensor monitor water level signal successively, then skylight is opened.
Preferably, in described step B, if first the 5th level sensor monitors water level signal, then skylight is not opened.
Preferably, the cross section of described lower casing is circle, triangle, quadrilateral or polygon.
Preferably, described processor is single-chip microcomputer.
Preferably, the height of described lower house is greater than 20 centimetres.
The invention has the beneficial effects as follows: at the very first time opened skylight of vehicle water falling, for the person of sailing and/or occupant win valuable escape time, probability of surviving can be improved.
Accompanying drawing explanation
Fig. 1 is the structural representation of the outer water level monitoring of car and skylight opening device in the present invention;
Fig. 2 is that the A-A of Fig. 1 is to cut-open view;
Wherein: 1, lower house, 2, upper shell, 3, bleeder vent, 4, block water plate, the 5, first level sensor, the 6, second level sensor, the 7, the 3rd level sensor, the 8, the 4th level sensor, the 9, the 5th level sensor, 10, processor.
Embodiment
Below in conjunction with accompanying drawing, this programme is described in detail.
Embodiment 1: the water level recognition methods of the outer water level monitoring of a kind of car and skylight opening device, as shown in Figure 1-2, comprise the lower house 1 of upper and lower opening, the top of this lower house 1 is fixed 2 with conical upper shell and is connected for the outer water level monitoring of described car and skylight opening device;
The surface of described lower house 1 is provided with multiple bleeder vent 3, and the lower house 1 above arbitrary bleeder vent 3 is all tiltedly installed with block water plate 4, and corresponding bleeder vent 3 covers by the horizontal projection of block water plate 4 completely;
The surface of described upper shell 2 is also provided with multiple bleeder vent 3, and the upper shell 2 above arbitrary bleeder vent 3 is also tiltedly installed with block water plate 4, and corresponding bleeder vent 3 covers by the horizontal projection of block water plate 4 completely;
In described lower house 1, processor 10 is installed, and the inside of described lower house 1 is vertical direction is provided with three level sensors;
The inside of described upper shell 2 is that vertical direction is provided with two level sensors;
In the middle of above-mentioned five level sensors, be the first level sensor 5, second level sensor 6 from bottom to top respectively, the 3rd level sensor 7, the 4th level sensor 8 and the 5th level sensor 9, five level sensors are all connected with processor 10.
Better scheme is, processor 10 is arranged in waterproof case, and waterproof case is installed in lower house.
The cross section of described lower casing 1 can be circle, triangle, quadrilateral or polygon.
Described processor 10 can select single-chip microcomputer, or other commercially available prod that can buy.
The height of described lower house 1 is greater than 20 centimetres.
During use, this device is installed on front bumper, then makes processor be communicated with skylight motor.After installation, the distance ground, bottom surface of lower house 1 should be greater than 30 centimetres.
The waterproof principle of the present invention is:
(1) vehicle is paddled current state:
Vehicle chassis minimum ground clearance is about 14 centimetres, the maximum fording depth of common car is for being about 21 centimetres, and exhausr port minimum point is about 25 centimetres apart from floor level, and vehicle intake mouth is at least 35 centimetres apart from floor level, accordingly, the 5th level sensor 9 is at least 50 centimetres apart from ground.Vehicle is being paddled under current state, and the 5th level sensor 9 can not touch water all the time, and just do not send water level signal, accordingly, single-chip microcomputer also just receives less than water level signal, and the skylight of vehicle would not be opened by MCU Instruction;
(2) anxious rain state met by vehicle:
Vehicle meets anxious rain in normal traveling, then rain can vertically or tilt to fall.Because the outside of each bleeder vent 3 is provided with block water plate 4, and corresponding bleeder vent 3 covers by the horizontal projection of block water plate 4 completely, so no matter rain from which direction falls, all can be blocked by block water plate 4, the inside of upper shell 2 and lower house 1 can not be entered from bleeder vent 3, accordingly, five level sensors all can not touch water, just do not send water level signal, accordingly, single-chip microcomputer also just receives less than water level signal, and the skylight of vehicle would not be opened by MCU Instruction.
Escape principle of the present invention is:
Normal vehicle operation, time under sailing the darker viaduct of ponding into or in the reservoir that drops, vehicle can present the downward boot of headstock heeling condition upwards, then outside water can spring up from lower house 1 fast to upper shell 2.The surface of lower house 1 and upper shell 2, be provided with multiple bleeder vent 3, in the process that water springs up at lower house 1 and upper shell 2 inside, air can be extruded from bleeder vent 3, accordingly, first level sensor 5, second level sensor 6, 3rd level sensor 7, 4th level sensor 8 and the 5th level sensor 9 can monitor water level signal successively, each level sensor all can by signal transmission to processor, then processor will judge that place's vehicle is in overboard state, just control skylight of vehicle to open, for the driver and crew in car win the escape time of 10-20s, improve the escape probability of driver and crew in car.
To the above-mentioned explanation of the disclosed embodiments, professional and technical personnel in the field are realized or uses the present invention.To be apparent for those skilled in the art to the multiple amendment of these embodiments, General Principle as defined herein can without departing from the spirit or scope of the present invention, realize in other embodiments.Therefore, the present invention can not be restricted to these embodiments shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.