CN103569012A - Vehicle wading safety protection device - Google Patents
Vehicle wading safety protection device Download PDFInfo
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- CN103569012A CN103569012A CN201310585127.XA CN201310585127A CN103569012A CN 103569012 A CN103569012 A CN 103569012A CN 201310585127 A CN201310585127 A CN 201310585127A CN 103569012 A CN103569012 A CN 103569012A
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- water level
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- paddling
- safety guard
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Abstract
The invention provides a vehicle wading safety protection device and belongs to the technical field of automobiles. The vehicle wading safety protection device solves the problems that according to the prior art, the structure is complicate and prompt is not explicit enough. The vehicle wading safety protection device comprises a water level sensor, a control circuit, a water level display, a braking mechanism and an engine ECU, wherein the water level sensor is used for detecting water level information during vehicle wading, the control circuit is used for receiving the water level information sent by the water level sensor and outputting a corresponding control signal according to the water level information, the water level display is used for reminding a person in a vehicle of the current water level information according to the control signal sent by the control circuit, the braking mechanism is used for controlling the vehicle to achieve automatic braking according to the control signal sent by the control circuit, the engine ECU is used for controlling an engine to stop automatically according to the control signal sent by the control circuit, the water level sensor is connected with the input end of the control circuit, and the water level display, the braking mechanism and the engine ECU are all connected with the output end of the control circuit. The vehicle wading safety protection device is simple in structure, low in cost and high in safety performance.
Description
Technical field
The invention belongs to automobile technical field, relate to a kind of vehicle safety guard of paddling.
Background technology
In rainwater multiple season, the easy ponding of road, when automobile passes through ponding section, chaufeur is difficult to accurately estimate the relative position of road depth of accumulated water and engine inlet port, easily there is engine charge water inlet tube phenomenon, thereby cause driving engine damage in various degree.24 in July, 2012 Pekinese heavy rain for example, vehicle is flooded countless, some car owner drove in the rainy day, do not know the road ahead depth, after operator's compartment water inlet, just know that water is too dark, some car owner also continues the exploration that moves ahead, and has stopped working and has just known water inflow of the engine, such situation is a lot, also causes the loss of a lot of vehicles and the safety of the person.
Problem for above-mentioned existence, existing Chinese patent literature discloses a kind of automotive engine water inlet protective device [application number: CN201210080615.0], described device is by power supply, treater, depth of water display circuit, Resistance probe, green LED, buzzer phone, red light emitting diodes, relay A, relay B, trigger switch A, trigger switch B, contactor forms, described Resistance probe connects described power supply by wire, treater, green LED, buzzer phone forms the depth of water and detects and warning circuit, described treater connects described depth of water display circuit by wire and forms depth of water display system, described trigger switch A is by wire and described power supply, red light emitting diodes is connected with relay A and forms engine protection circuit, described trigger switch B is connected with motor start circuit, described relay B is connected with described treater.Described Resistance probe is fixed on bottom of car, and its height is a little less than the height of automobile exhaust pipe mouth.The variation of depth of water when although this device can be understood automobile wading in real time, after also can avoiding automotive engine to stop working because intaking, again start badly damaged, but this device need to be realized the situation of automotive engine because intaking and again starting after flame-out that prevent by relay A, relay B, trigger switch A and trigger switch B, its complex structure, has also increased cost simultaneously; This device is pointed out by buzzer phone in addition, and when buzzer phone rings, chaufeur does not probably know what situation has occurred vehicle on earth, points out clear and definite not.
Summary of the invention
The object of the invention is to have the problems referred to above for existing technology, proposed a kind of vehicle simple in structure, that cost is low and safe safety guard of paddling.
Object of the present invention can realize by following technical proposal: a kind of vehicle safety guard of paddling, it is characterized in that, this device comprises the water level detector of water level information while paddling for detection of vehicle, the control circuit that is used for receiving the water level information of water level detector conveying and exports corresponding control signal according to this water level information, for the control signal of carrying according to control circuit, remind the water level display of occupant's current water level information, for the control signal of carrying according to control circuit, control the stop mechanism of vehicle autobrake and for the Engine ECU of the control signal control engine auto shut down carried according to control circuit, described water level detector is connected with the input end of control circuit, described water level display, stop mechanism is connected with the mouth of control circuit respectively with Engine ECU.
At above-mentioned vehicle, paddle in safety guard, described water level detector is arranged on front bumper, and its water level detector arranges perpendicular to ground, and setting position is lower than engine inlet port 20CM.
This vehicle safety guard of paddling, when vehicle is paddled, if water level had flooded safety lever, the water level detector being arranged on front bumper will collect water level information and flow to control circuit, control circuit output control signal is controlled water level display and is shown yellow, and prompting chaufeur vehicle has certain potential safety hazard; When water level continues to raise, surpass a half of water level detector, water level display shows red; When water level continues to rise, while surpassing water level detector, control circuit is passed to stop mechanism by signal, fulfils braking ahead of schedule, if vehicle continues to move ahead, control circuit is passed to Engine ECU by signal, auto shut down.The shared space of whole device is little, detects accuracy rate high, and control vehicle auto shut down by Engine ECU by sensor, controls vehicle stop in advance by stop mechanism, utilizes the original control system of driving engine and stop mechanism, simplifies the structure.
At above-mentioned vehicle, paddle in safety guard, described water level detector is that the size by output resistance detects the degree of depth that vehicle is paddled.
At above-mentioned vehicle, paddle in safety guard, this device also comprises the voice reminder of reminding for when water level flooded bumper/spoiler, and described voice reminder is connected with the mouth of control circuit.This device was when water level flooded bumper/spoiler, the water level detector being arranged in front end bumper is passed to control circuit by signal, control circuit output control signal is to voice reminder, remind occupant's current water level through half tire, driving vehicle has certain potential safety hazard, and Please drive carefully.
At above-mentioned vehicle, paddle in safety guard, described voice reminder comprises speech chip and the loudspeaker that are connected with described speech chip, and described speech chip is connected with control circuit.
At above-mentioned vehicle, paddle in safety guard, described water level display comprises yellow led indicator lamp and red LED indicator lamp, and described yellow led indicator lamp is connected with control circuit respectively with red LED indicator lamp.
At above-mentioned vehicle, paddle in safety guard, this device also comprises reset switch, and described reset switch is connected with control circuit, for carrying on-off signal to control circuit and then sending, allows actuation signal to Engine ECU.In the situation that confirming that driving engine is not intake, by reset switch, to control circuit, carry on-off signal, control circuit sends and allows actuation signal to Engine ECU and remove the signal of car brakeing to stop mechanism according to the on-off signal receiving, and makes vehicle recover normal motoring condition.
At above-mentioned vehicle, paddle in safety guard, this device also comprises the storage battery that is used to the power supply of this device.This device, can be still in running order after vehicle is flame-out by storage battery power supply, water inflow of the engine while avoiding in vehicle nobody and situation about cannot know.
At above-mentioned vehicle, paddle in safety guard; described control circuit comprises A/D change-over circuit, controller and the discharge circuit connecting successively; described A/D change-over circuit connects water level detector, and described discharge circuit connects stop mechanism, Engine ECU, voice reminder and water level display.Water level detector detects in real time analog signal and sends to A/D change-over circuit to carry out by controller, being accepted after analogue to digital conversion, the detection signal of controller after to conversion calculates and judges processing, output control signal, control signal sends to voice reminder, water level display, stop mechanism and Engine ECU through discharge circuit.
Compared with prior art, this vehicle safety guard of paddling has the following advantages:
The variation of depth of water when 1, the present invention can be understood in real time vehicle and paddled by water level display, can also before paddling, fulfil automotive engine braking and auto shut down ahead of schedule, avoid automotive engine to stop working and cause serious loss because of water inlet, also can prevent from starting after water inflow of the engine simultaneously, guarantee that user can obtain insurance company by usual channel and compensate, reduce loss.
2, the present invention carries out auto shut down by Engine ECU to vehicle and stop mechanism stops in advance, and it has applied driving engine and the original control system of stop mechanism, simplify the structure, and it is easy to use, safe.
3, the present invention also points out by voice reminder when vehicle is paddled, and makes steerman clearly understand the travel situations of vehicle, has improved the safety of Vehicle Driving Cycle.
Accompanying drawing explanation
Fig. 1 is structural representation of the present invention.
In figure, 1, water level detector; 2, control circuit; 21, A/D change-over circuit; 22, controller; 23, discharge circuit; 3, water level display; 4, stop mechanism; 5, Engine ECU; 6, voice reminder; 7, reset switch; 8, storage battery.
The specific embodiment
Be below specific embodiments of the invention by reference to the accompanying drawings, technical scheme of the present invention is further described, but the present invention be not limited to these embodiment.
As shown in Figure 1, this vehicle safety guard of paddling, the water level detector 1 that comprises water level information while paddling for detection of vehicle, the control circuit 2 that is used for receiving the water level information of water level detector 1 conveying and exports corresponding control signal according to this water level information, for the control signal of carrying according to control circuit 2, remind the water level display 3 of occupant's current water level information, for the control signal of carrying according to control circuit 2, control the stop mechanism 4 of vehicle autobrake and for the Engine ECU 5 of the control signal control engine auto shut down carried according to control circuit 2, water level detector 1 is connected with the input end of control circuit 2, water level display 3, stop mechanism 4 is connected with the mouth of control circuit 2 respectively with Engine ECU 5.
Specifically, water level detector 1 is arranged on front bumper, and its water level detector 1 arranges perpendicular to ground, and setting position is lower than engine inlet port 20CM.
Water level detector 1 can be selected resistance-type humidity sensor, after vehicle is paddled and the depth of water does not have and during water level detector 1, water level detector 1 will collect and the corresponding resistance value of this water level, rising along with water level, the resistance value that water level detector 1 collects increases, and therefore can detect by the size of output resistance the height that vehicle is paddled.
This device also comprises the voice reminder 6 for reminding when water level flooded bumper/spoiler, voice reminder 6 is connected with the mouth of control circuit 2, its voice reminder 6 comprises speech chip and the loudspeaker that are connected with speech chip, and speech chip is connected with control circuit 2.This device was when water level flooded bumper/spoiler, the water level detector 1 being arranged in front end bumper is passed to control circuit 2 by signal, control circuit 2 output control signals are to voice reminder 6, remind occupant's current water level through half tire, driving vehicle has certain potential safety hazard, and Please drive carefully.
Water level display 3 comprises yellow led indicator lamp and red LED indicator lamp, and yellow led indicator lamp is connected with control circuit 2 respectively with red LED indicator lamp.Yellow led indicator lamp in its water level display 3 and red LED indicator lamp can arrange respectively several, and water level display 3 can be evenly arranged on circuit card and be formed by several yellow led indicator lamps and red LED indicator lamp, improve the intensity of reminding; Its several yellow led indicator lamps are aggregated into a bus and are connected with the mouth of control circuit 2, several red LED indicator lamps are aggregated into a bus and are connected with another mouth of control circuit 2, and control circuit 2 is controlled the difference of water level display 3 Show Colors by outputing signal to different ports.
For in the situation that confirming that driving engine is not intake, can normally start vehicle, this device also comprises reset switch 7, reset switch 7 is connected with control circuit 2, for carrying on-off signal and then send to control circuit 2, allows actuation signal to Engine ECU 5.By reset switch 7, carry on-off signals to control circuit 2, control circuit 2 sends and allows actuation signal to Engine ECU 5 and remove the signal of car brakeing to stop mechanism according to the on-off signal receiving, and makes vehicle recover normal working.Reset switch 7 is located in automobile and is blocked with ornament, prevents maloperation, can not start the engine in the situation that and cause driving engine to start by force, causes the damage of driving engine, causes economic loss.
This device also comprises the storage battery 8 that is used to the power supply of this device, also comprise standby module, standby module for paddling at vehicles failed, be water while not touching water level detector 1 control circuit 2 enter readiness for action, when water is less than water level detector 1, control circuit 2 enters mode of operation; This device also can comprise the remote-control key for detection of opening door of vehicle signal in addition, before chaufeur is opened car door to prepare driving, control circuit 2 receives this enabling signal and then enters mode of operation, if vehicle water level detector 1 when non-driving condition once detected vehicle and paddled, can by water level display 3, show into the car time car owner, remind car owner's driving engine to paddle, note that when car owner confirms that by inspection driving engine is not intake makes vehicle recover normal operating condition by reset switch 7; If at vehicle unused state, water level detector 1 does not detect vehicle and paddles, and after certain hour, control circuit 2 enters readiness for action, saves the electric weight of storage battery 8.
Control circuit 2 comprises A/D change-over circuit 21, controller 22 and the discharge circuit 23 connecting successively, and A/D change-over circuit 21 connects water level detector 1, and discharge circuit 23 connects stop mechanism 4, Engine ECU 5, voice reminder 6 and water level display 3.Water level detector 1 detects in real time analog signal and sends to A/D change-over circuit 21 to carry out by controller 22, being accepted after analogue to digital conversion, detection signal after 22 pairs of conversions of controller calculates and judges processing, output control signal, control signal sends to voice reminder 6, water level display 3, stop mechanism 4 and Engine ECU 5 through discharge circuit 23.The controller 22 is here micro controller system, and micro controller system can be selected Atmegal128, and controller 22 also can be selected vehicle-mounted ECU.
This vehicle safety guard of paddling, can in control circuit 2, set in advance setting value, its setting value can be set a plurality of, can set respectively the setting value increasing successively, be respectively minimum, intermediate value and peak, when vehicle is paddled, if water level had flooded safety lever, corresponding resistance value when being arranged on water level detector 1 on front bumper and will collecting water and not have water level detector 1, the output resistance of control circuit 2 sensed water level sensors 1, and in control circuit 2 inside, this resistance value is converted into voltage or current signal, the setting value of this voltage or electric current and control circuit 2 interior settings is compared, if be greater than minimum, be less than intermediate value, by control circuit 2, send voice reminder signal to voice reminder 6, by voice reminder 6, remind occupant's water level through half tire, driving vehicle has certain potential safety hazard, Please drive carefully, water level display 3 shows yellow, when water level continues to raise, over half of water level detector 1 and when control circuit 2 its resistance values of judgement are greater than intermediate value and are less than peak, water level display 3 shows red, when water level continues to rise, over water level detector 1 and when control circuit 2 its resistance values of judgement are greater than peak, control circuit 2 is passed to stop mechanism 4 by signal, by stop mechanism 4, fulfils braking ahead of schedule.If still continue after vehicle is braked, move ahead, here whether this device also comprises for detection of vehicle the wheel speed sensors in motoring condition, the signal judgement vehicle that control circuit 2 is carried according to wheel speed sensors still continues to move ahead, control circuit 2 is passed to Engine ECU 5 by signal, Engine ECU 5 is controlled vehicle auto shut down, and it specifically can control vehicle auto shut down by controlling closed throttle or stopping oil spout by control fuel injector.The shared space of whole device is little, detects accuracy rate high by sensor, and controls vehicle auto shut downs by Engine ECU 5, controls vehicles stop in advance by stop mechanism 4, utilizes driving engine and the original control system of stop mechanism 4, simplifies the structure.
Specific embodiment described herein is only to the explanation for example of the present invention's spirit.Those skilled in the art can make various modifications or supplement or adopt similar mode to substitute described specific embodiment, but can't depart from spirit of the present invention or surmount the defined scope of appended claims.
Although more used the terms such as water level detector 1, control circuit 2, A/D change-over circuit 21, controller 22, discharge circuit 23, water level display 3, stop mechanism 4, Engine ECU 5, voice reminder 6, reset switch 7, storage battery 8 herein, do not got rid of the possibility of using other term.Use these terms to be only used to describe more easily and explain essence of the present invention; They are construed to any additional restriction is all contrary with spirit of the present invention.
Claims (9)
1. the vehicle safety guard of paddling, it is characterized in that, this device comprises the water level detector (1) of water level information while paddling for detection of vehicle, the control circuit (2) that is used for receiving the water level information of water level detector (1) conveying and exports corresponding control signal according to this water level information, for the control signal of carrying according to control circuit (2), remind the water level display (3) of occupant's current water level information, for the control signal of carrying according to control circuit (2), control the stop mechanism (4) of vehicle autobrake and for the Engine ECU (5) of the control signal control engine auto shut down carried according to control circuit (2), described water level detector (1) is connected with the input end of control circuit (2), described water level display (3), stop mechanism (4) is connected with the mouth of control circuit (2) respectively with Engine ECU (5).
2. the vehicle according to claim 1 safety guard of paddling, is characterized in that, described water level detector (1) is arranged on front bumper, and its water level detector (1) arranges perpendicular to ground, and setting position is lower than engine inlet port 20CM.
3. the vehicle according to claim 1 and 2 safety guard of paddling, is characterized in that, described water level detector (1) is that the size by output resistance detects the degree of depth that vehicle is paddled.
4. the vehicle according to claim 1 safety guard of paddling; it is characterized in that; this device also comprises the voice reminder (6) for reminding when water level flooded bumper/spoiler, and described voice reminder (6) is connected with the mouth of control circuit (2).
5. the vehicle according to claim 4 safety guard of paddling, is characterized in that, described voice reminder (6) comprises speech chip and the loudspeaker that are connected with described speech chip, and described speech chip is connected with control circuit (2).
6. the vehicle according to claim 1 safety guard of paddling; it is characterized in that; described water level display (3) comprises yellow led indicator lamp and red LED indicator lamp, and described yellow led indicator lamp is connected with control circuit (2) respectively with red LED indicator lamp.
7. according to the safety guard of paddling of the vehicle described in claim 1 or 4; it is characterized in that; this device also comprises reset switch (7); described reset switch (7) is connected with control circuit (2), for carrying on-off signal and then send to control circuit (2), allows actuation signal to Engine ECU (5).
8. the vehicle according to claim 1 safety guard of paddling, is characterized in that, this device also comprises the storage battery (8) that is used to the power supply of this device.
9. the vehicle according to claim 1 safety guard of paddling; it is characterized in that; described control circuit (2) comprises A/D change-over circuit (21), controller (22) and the discharge circuit (23) connecting successively; described A/D change-over circuit (21) connects water level detector (1), and described discharge circuit (23) connects stop mechanism (4), Engine ECU (5), voice reminder (6) and water level display (3).
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| CN201310585127.XA CN103569012B (en) | 2013-11-19 | 2013-11-19 | A kind of vehicle is paddled safety guard |
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| CN201310585127.XA CN103569012B (en) | 2013-11-19 | 2013-11-19 | A kind of vehicle is paddled safety guard |
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| CN103569012A true CN103569012A (en) | 2014-02-12 |
| CN103569012B CN103569012B (en) | 2016-09-14 |
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Cited By (13)
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| CN104276036A (en) * | 2014-10-31 | 2015-01-14 | 成都众易通科技有限公司 | Automobile switch-off prevention system for ponding road segment |
| CN104401248A (en) * | 2014-10-20 | 2015-03-11 | 广东科学技术职业学院 | Vehicle wading warning and protecting system and control method thereof |
| CN104533209A (en) * | 2014-12-03 | 2015-04-22 | 深圳市华宝电子科技有限公司 | Door opening assisting device for vehicle and control method of device |
| CN105035004A (en) * | 2015-09-15 | 2015-11-11 | 吉林大学 | Vehicle door window control system upon vehicle falling into water |
| CN105128793A (en) * | 2015-08-27 | 2015-12-09 | 无锡伊佩克科技有限公司 | Water immersion pre-warning device used when automobile is parked |
| CN105280004A (en) * | 2015-11-11 | 2016-01-27 | 长安大学 | Automobile driver early warning device based on bridge opening ponding water |
| CN105329165A (en) * | 2015-09-16 | 2016-02-17 | 重庆长安汽车股份有限公司 | Vehicle fording depth warning device |
| CN105501063A (en) * | 2016-02-19 | 2016-04-20 | 方博石 | Intelligent automobile wading control device |
| CN107985240A (en) * | 2016-10-27 | 2018-05-04 | 比亚迪股份有限公司 | Swim controller, control system of swimming, vehicle and control method of swimming |
| US10018475B2 (en) | 2016-09-09 | 2018-07-10 | Ford Global Technologies, Llc | Water depth detection for vehicle navigation |
| CN108312995A (en) * | 2018-02-09 | 2018-07-24 | 吉林大学 | A kind of automobile falls into active life saving system and its control method in water |
| CN111622848A (en) * | 2020-04-17 | 2020-09-04 | 大连理工大学 | Automatic automobile engine starting and stopping control device and method based on wading depth monitoring |
| CN114206691A (en) * | 2019-08-01 | 2022-03-18 | 米其林集团总公司 | Method for estimating the water level on a road surface during the running of a tyre |
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| CN104401248A (en) * | 2014-10-20 | 2015-03-11 | 广东科学技术职业学院 | Vehicle wading warning and protecting system and control method thereof |
| CN104276036B (en) * | 2014-10-31 | 2016-09-28 | 成都众易通科技有限公司 | A kind of vehicle is for the anti-stall system in hydrops section |
| CN104276036A (en) * | 2014-10-31 | 2015-01-14 | 成都众易通科技有限公司 | Automobile switch-off prevention system for ponding road segment |
| CN104533209A (en) * | 2014-12-03 | 2015-04-22 | 深圳市华宝电子科技有限公司 | Door opening assisting device for vehicle and control method of device |
| CN104533209B (en) * | 2014-12-03 | 2018-08-10 | 深圳市华宝电子科技有限公司 | A kind of opening door of vehicle power assisting device and its control method |
| CN105128793A (en) * | 2015-08-27 | 2015-12-09 | 无锡伊佩克科技有限公司 | Water immersion pre-warning device used when automobile is parked |
| CN105035004A (en) * | 2015-09-15 | 2015-11-11 | 吉林大学 | Vehicle door window control system upon vehicle falling into water |
| CN105329165A (en) * | 2015-09-16 | 2016-02-17 | 重庆长安汽车股份有限公司 | Vehicle fording depth warning device |
| CN105280004A (en) * | 2015-11-11 | 2016-01-27 | 长安大学 | Automobile driver early warning device based on bridge opening ponding water |
| CN105280004B (en) * | 2015-11-11 | 2018-12-04 | 长安大学 | A kind of driver's prior-warning device based on bridge opening ponding |
| CN105501063A (en) * | 2016-02-19 | 2016-04-20 | 方博石 | Intelligent automobile wading control device |
| CN105501063B (en) * | 2016-02-19 | 2017-11-10 | 方博石 | Automobile wading intelligent controlling device |
| US10018475B2 (en) | 2016-09-09 | 2018-07-10 | Ford Global Technologies, Llc | Water depth detection for vehicle navigation |
| CN107985240B (en) * | 2016-10-27 | 2020-03-20 | 比亚迪股份有限公司 | Floating controller, floating control system, vehicle and floating control method |
| CN107985240A (en) * | 2016-10-27 | 2018-05-04 | 比亚迪股份有限公司 | Swim controller, control system of swimming, vehicle and control method of swimming |
| CN108312995A (en) * | 2018-02-09 | 2018-07-24 | 吉林大学 | A kind of automobile falls into active life saving system and its control method in water |
| CN114206691A (en) * | 2019-08-01 | 2022-03-18 | 米其林集团总公司 | Method for estimating the water level on a road surface during the running of a tyre |
| CN114206691B (en) * | 2019-08-01 | 2023-11-10 | 米其林集团总公司 | Method for estimating the water level on a road surface during the operation of a tyre |
| CN111622848A (en) * | 2020-04-17 | 2020-09-04 | 大连理工大学 | Automatic automobile engine starting and stopping control device and method based on wading depth monitoring |
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