CN212556140U - Automobile immersion self-rescue system - Google Patents
Automobile immersion self-rescue system Download PDFInfo
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- CN212556140U CN212556140U CN202021608945.9U CN202021608945U CN212556140U CN 212556140 U CN212556140 U CN 212556140U CN 202021608945 U CN202021608945 U CN 202021608945U CN 212556140 U CN212556140 U CN 212556140U
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Abstract
The embodiment of the specification discloses a water immersion self-rescue system for an automobile, which comprises a single chip microcomputer control unit, a vehicle-mounted inflating pump, an air pipe, a plurality of inflating air cushions and a water immersion monitor; the head and the tail of the automobile are provided with inflatable air cushions, the automobile body of the automobile is symmetrically provided with inflatable air cushions close to the doors at two sides, and the roof of the automobile is provided with the inflatable air cushions; the inflatable air cushion is connected with the vehicle-mounted inflating pump through an air pipe; an inflation control valve is arranged on the air pipe and is connected with the single chip microcomputer control unit; the immersion monitor comprises an immersion monitor arranged on an automobile; the immersion monitors are respectively and electrically connected with the singlechip control unit; the immersion monitors comprise at least four first immersion monitors which are respectively arranged on the periphery of the automobile chassis, and at least four second immersion monitors which are respectively arranged on the periphery of the side face of the automobile body. The utility model discloses can send warning signal when the depth of water is less, when the depth of water is more or fall into water, the air bag in time opens, avoids the casualties.
Description
Technical Field
The application relates to the technical field of automobile emergency rescue, in particular to an automobile immersion self-rescue system.
Background
With the development of the automobile industry and the continuous improvement of the living standard of people, many families have own private cars, the requirements of people on the safety performance of automobiles are higher and higher, and the safety problem of automobiles becomes a topic which people pay attention to increasingly. For example, in extreme weather such as heavy rainfall, waterlogging may occur in some cities, and water accumulation in the cities is serious, and at this time, if no protective measures are taken, the vehicles on the roads may have the phenomenon of engine water inflow, so that economic loss is caused to vehicle owners, and potential safety hazards are left on the vehicles. For example, when an automobile falls into water, water pressure acts on the door of the automobile to make the door difficult to open, so people in the automobile are difficult to escape, and when the automobile falls into the water, because the automobile body is not sealed, water can rapidly enter the automobile through the gap, so that the automobile body sinks into the water in a short time, and if the people in the automobile cannot leave the automobile body in time, immeasurable loss can be caused. At present, the buoyancy device is already applied to the aspect of traffic accident salvage, but the buoyancy device used after the accident is not as good as the buoyancy device installed on the automobile body in terms of the salvage timeliness. Statistical data show that in the case of the automobile falling into water, the time from the contact of the automobile body with the water surface to the complete submergence of the automobile does not exceed 1 minute, and in the time, the personnel in the automobile are in a state of intense mental stress. Therefore, it is necessary to provide a car immersion self-rescue system which has high automation degree and reliability degree and can protect the car and the personnel in the car under the urban waterlogging condition and the car immersion water condition.
SUMMERY OF THE UTILITY MODEL
The embodiment of the specification provides a car system of saving oneself that soaks to can rely on the buoyancy effect of the inflatable air cushion after aerifing to float on the surface of water when the car falls into water, avoid the incident to take place.
In order to solve the above technical problem, the embodiments of the present specification are implemented as follows: the utility model provides a self-rescue system for automobile immersion, which comprises a singlechip control unit, a vehicle-mounted inflator pump, an air pipe, a plurality of inflatable air cushions and an immersion monitoring system;
the head and the tail of the automobile are provided with inflatable air cushions, and the automobile body is symmetrically provided with inflatable air cushions near the bottoms of the doors at two sides; the inflatable air cushion is connected with the vehicle-mounted inflating pump through the air pipe;
an inflation control valve is arranged on the air pipe and connected with the single chip microcomputer control unit;
the immersion monitoring system comprises a plurality of immersion monitors arranged on the automobile; the immersion monitors are respectively and electrically connected with the singlechip control unit; the immersion monitoring system comprises at least four first immersion monitors which are respectively arranged on the periphery of an automobile chassis, at least four second immersion monitors which are respectively arranged on the periphery of the side face of an automobile body and have the height above the ground of at least 3/4 wheel diameters, and at least one third immersion monitor arranged on the top of the automobile body.
Optionally, the inflatable cushions may be disposed at the front, middle and rear portions of the vehicle chassis, and the front and rear inflatable cushions are symmetrically disposed.
Optionally, an installation cavity for accommodating each inflatable air cushion is arranged at a position where the inflatable air cushion is installed on the automobile, and a corresponding elastic cover is arranged at an opening of each installation cavity and used for limiting the inflatable air cushion inside the installation cavity; the mounting cavity is mounted on the automobile body in a threaded connection mode.
Optionally, the inflatable air cushion is made of a high-density waterproof wear-resistant material.
Optionally, a detachable life buoy is further arranged at the top of the automobile and connected with the vehicle-mounted inflator pump through the air pipe.
Optionally, the intelligent alarm further comprises an alarm, and the alarm is electrically connected with the single chip microcomputer control unit.
Optionally, the automobile bumper system further comprises an anchoring device, wherein the anchoring device is arranged on the automobile front bumper and is used for connecting the automobile with surrounding fixtures when the automobile is immersed in water and is in a floating state.
Optionally, the water immersion monitor employs a water pressure sensor.
Optionally, a plurality of propeller impellers are arranged at the tail of the automobile body, and each propeller impeller is powered by a power supply system of the automobile.
The embodiment of the specification adopts at least one technical scheme which can achieve the following beneficial effects: the utility model discloses a singlechip control unit, on-vehicle pump, trachea, inflatable air cushion and immersion monitoring system, when the car goes on the rainy day road surface, can in time monitor the depth of water through first immersion monitor to in time send early warning signal. When accumulated water on the road surface exceeds 3/4 height of the diameter of the wheel or a car water-falling accident occurs, the second water immersion monitor can timely monitor the situation, so that the vehicle-mounted inflator pump can timely inflate the inflatable air bags arranged at different positions of the car body, the car floats, and casualties are avoided. The utility model discloses technical scheme has set up the third monitor that soaks simultaneously at the car roof, when the car automobile body takes place to overturn the accident that falls into water, can monitor this kind of condition equally in time, like this through setting up the monitor that soaks of different levels rank, when taking place the car accident that falls into water, can be under single chip microcomputer control unit's control, in time will aerify the gasbag and open, float the car, avoid the casualties.
Drawings
In order to more clearly illustrate the embodiments of the present disclosure or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments described in the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without any creative effort.
FIG. 1 is a schematic top view of an uninflated inflatable cushion of a self-rescue system for automobile submerging provided in an embodiment of the present disclosure;
FIG. 2 is a schematic top view of an inflated air cushion of the self-rescue system for automobile flooding provided by the embodiment of the present disclosure;
fig. 3 is a schematic mounting diagram of one side surface of a vehicle body when the automobile submerging self-rescue system provided by the embodiment of the specification is mounted.
Wherein, 1 is a singlechip control unit, 2 is an inflatable air cushion, 3 is a vehicle-mounted inflator pump, and 4 is a life buoy.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present specification, the technical solutions in the embodiments of the present specification will be clearly and completely described below with reference to the drawings in the embodiments of the present specification, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any inventive step based on the embodiments of the present disclosure, shall fall within the scope of protection of the present application.
Referring to fig. 1-3, the embodiment provides a car system of saving oneself that soaks, including single chip microcomputer control unit 1, install on-vehicle pump 3, the monitoring system that soaks at car trunk, 4 inflatable air cushions, inflatable air cushions are made by high density waterproof wear-resisting material, and single chip microcomputer control unit 1 is provided the power by the electrical power generating system of car, and its input is connected with the electrical power generating system of car. The vehicle-mounted inflator pump 2 is connected with a power supply system of the automobile. The 4 inflatable air cushions are respectively arranged at the front bumper, the rear bumper, the bottom of the left side door of the automobile and the bottom of the right side door of the automobile. The vehicle-mounted inflator pump 3 is respectively connected with the inflation air cushions at different positions through air pipes, wherein each air pipe is respectively provided with an inflation control valve, each inflation control valve is respectively and electrically connected with the output end of the single chip microcomputer control unit 1, and the vehicle-mounted inflator pump 3 is also electrically connected with the output end of the single chip microcomputer control unit 1.
In this embodiment, the submergence monitoring system includes four first submergence monitors that set up respectively in vehicle chassis all around, and four second submergence monitors that set up respectively in automobile body side all around and terrain clearance is 3/4 wheel diameter at least, and a third submergence monitor that sets up in the automobile body top, and each monitor is connected with the output electricity of single chip microcomputer control unit 1 respectively. The water pressure sensor is preferably used for the immersion monitor, and in the embodiment, the singlechip control unit 1 and the vehicle-mounted inflator pump 3 are provided with waterproof devices to ensure that the automobile can still work normally when immersed.
In the embodiment, the system further comprises an alarm, and the alarm is electrically connected with the single chip microcomputer control unit 1.
The automobile inflatable cushion is characterized in that the position of the inflatable cushion mounted on the automobile body is provided with mounting cavities for accommodating the inflatable cushions, corresponding elastic covers are arranged at openings of the mounting cavities and used for limiting the inflatable cushions inside the mounting cavities, and the mounting cavities are mounted on the automobile body in a threaded connection mode. Under normal state, the inflatable air bags are not inflated, and the volume of the inflatable air bags is small, so that the volume of the installation cavity is small.
The working principle of the system is as follows: in rainy days, water is accumulated on the road surface, when the automobile runs on the road surface, if the depth of the accumulated water is shallow, the automobile can run normally, and when the depth of the accumulated water reaches the automobile chassis, although the automobile can continue to run but has great risk, the automobile driver should be warned at the moment. Therefore, in the embodiment of the utility model provides an in, four hydraulic pressure sensor have been installed all around at vehicle chassis, and when the ponding degree of depth reached vehicle chassis height, hydraulic pressure sensor sent the information of monitoring for unit control unit 1, and unit control unit 1 controls the siren and sends alarm information, gives safety precaution to the driver. Because under the condition of car washing, the water pressure signal also can be monitored to the water pressure sensor of vehicle chassis department installation, can send wrong signal to singlechip control unit 1 this moment, in order to prevent the emergence of this kind of condition, four water pressure sensors have been installed around vehicle chassis in this embodiment, when only four water pressure sensors were all monitored water pressure information, singlechip control unit 1 just can control the siren and send alarm information to make the reliability of this system higher.
When the depth of the accumulated water on the road surface is deeper than 3/4 of the diameter of the wheel or an automobile water-falling accident occurs, the water pressure sensors respectively arranged around the side surface of the automobile body monitor water pressure signals, and the singlechip control unit 1 receives the water pressure signals, controls the inflation control valves on the air pipes to be opened and controls the vehicle-mounted inflation pump 3 to be started. At this moment, 4 of placing different positions on the automobile body aerify the inflation fast, and the bullet lid on the installation cavity that holds the air cushion is opened by the bullet, and along with the continuous increase of inflating the air cushion volume, its buoyancy that receives in aqueous also continuously increases, and when inflating the air cushion volume and being big enough, the buoyancy that the air cushion received can hold up the car.
When the automobile floats, the water pressure sensors around the side face of the automobile body monitor that the water pressure is reduced, and send signals to the single chip microcomputer control unit 1, and at the moment, the single chip microcomputer control unit 1 controls the inflation control valves on the air pipes to be closed and controls the vehicle-mounted inflator pump 3 to stop working. Finally, the automobile can float on the water surface or the sinking speed of the automobile is reduced, so that enough rescue time can be won for rescue workers, and casualties are reduced. In the scheme, the inflatable air cushions can be arranged at the front part, the middle part and the rear part of the automobile chassis, and the positions of the front inflatable air cushion and the rear inflatable air cushion are symmetrical, so that more buoyancy can be provided for the automobile when the automobile falls into water by installing the inflatable air cushions at more positions.
In a further optimized scheme, the first immersion monitor and the second immersion monitor are replaced by acceleration sensors, the acceleration sensors are electrically connected with the single chip microcomputer control unit 1 in the scheme, and the connection mode of other parts is the same as that in the scheme, so that the detailed description is omitted.
In the scheme, three-axis acceleration values under an orthogonal three-axis coordinate system based on the static invariance of the vehicle body are measured in real time through an acceleration sensor fixedly connected to the vehicle body, and if the Z-axis acceleration value is larger than or equal to a first set value continuously appears within a preset time period, and the X-axis acceleration value and the Y-axis acceleration value are smaller than or equal to a second set value, the single chip microcomputer control unit 1 controls the inflation control valves on the air pipes to be opened and controls the vehicle-mounted inflation pump 3 to be started. At this moment, the inflatable air cushions placed at different positions on the automobile body are inflated rapidly, the elastic covers on the installation cavities for accommodating the inflatable air cushions are opened by the elastic springs, the buoyancy of the inflatable air cushions in water is increased continuously along with the increase of the volume of the inflatable air cushions, and when the volume of the inflatable air cushions is large enough, the buoyancy of the inflatable air cushions can support the automobile.
Wherein the preset time length can be set to 5s, and the first set value is set to 8m/s2The second set value is set to 1m/s2Because the automobile is in a state of being separated from the ground for a period of time before falling into water, the acceleration value of each axle direction of the automobile body is obviously different from the acceleration value of each axle direction of the automobile body when the automobile body runs on a normal road surface.The utility model discloses in, be less than or equal to first setting value with the automobile body at the acceleration value of X axle and Y axle direction to the state that the acceleration value of Z axle direction is greater than or equal to the second setting value is judged that the automobile body is in abnormal state, is judging after the automobile body is in abnormal state, and the inflation control valve on each trachea of single chip microcomputer control unit 1 control is opened and control on-vehicle pump 3 and is started, thereby can protect the automobile body in time.
Wherein, the acceleration value of each axis is filtered to obtain the acceleration output value of the axis.
Step 1: calculating the average value of K times of acceleration measured from a certain axial direction
And measure the variance MCn；
Step 2: the estimated variance EC is calculated as follows:
ECn＝(1-KGn-1)ECn-1+rand
wherein, ECnFor this estimated variance, KGn-1For the last Kalman gain, ECn-1For the last estimated variance, rand is a random number;
and step 3: calculating the Kalman gain KG, wherein the formula is as follows:
wherein, KGnFor the Kalman gain of this time, ECnFor this estimated variance, MCnThe variance of the current measurement;
and 4, step 4: the estimate EV is calculated by the following formula:
EVn＝OVn-1+KGn(MVn-OVn-1)
wherein, EVnFor the estimation of this time, OVn-1For the last measured output value, MVnIs the measured value of this time;
and 5: calculating an output value, the formula is as follows:
OVn＝A*EVn+(1-A)*OVn-1
wherein, OVnA is the filter coefficient of first-order filtering, which is the output value of the acceleration at this time;
during the initial calculation, the initial value of the estimated variance EC is a random number rand, and the specific value of the random number is the mean value of the latest K measured values
And 10% of the total value, wherein the initial values of the estimated value EV and the output value OV are the acceleration values of the to-be-measured shaft in the three shafts under the normal horizontal state of vehicle body processing.
According to the further optimization scheme, the detachable life buoy 4 is installed on the roof of the automobile and is connected with the vehicle-mounted inflator pump through a pipeline, and under the condition that the automobile falls into water, if a person falling into the water can open a window of the automobile, the person can escape through the inflated life buoy 4.
Further optimization scheme still includes GPS module and GSM module, and GPS module and GSM module are connected with single chip microcomputer control unit 1 electricity respectively, and the GPS module is used for the car when soaking right the car is fixed a position, and the GSM module is used for sending the locating information and the distress message of car when soaking to the monitoring center to can in time send the distress message to the monitoring center after the car falls into water, take a help to the personnel that fall into water.
According to the further optimization scheme, the anchoring device is mounted on the front bumper of the automobile, the plurality of propeller impellers are arranged at the tail of the automobile body, the power supply system of the automobile supplies power to the propeller impellers, and when the automobile floats in water, the propeller impellers supply power to the automobile, so that the automobile falling into water can be driven to a place with a fixed object and connected with the fixed object by using the anchoring device, and the automobile is prevented from floating to other places when floating.
While certain embodiments of the present disclosure have been described above, other embodiments are within the scope of the following claims. In some cases, the actions or steps recited in the claims may be performed in a different order than in the embodiments and still achieve desirable results. In addition, the processes depicted in the accompanying figures do not necessarily have to be in the particular order shown or in sequential order to achieve desirable results. The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments.
It should also be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The above description is only an example of the present specification, and is not intended to limit the present application. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application should be included in the scope of the claims of the present application.
Claims (9)
1. A car system of saving oneself of soaking, characterized by, including the control unit of the single-chip computer, vehicle carried pump, trachea, several air cushions, monitoring system of soaking;
the head and the tail of the automobile are provided with inflatable air cushions, and the automobile body is symmetrically provided with inflatable air cushions near the bottoms of the doors at two sides; the inflatable air cushion is connected with the vehicle-mounted inflating pump through the air pipe;
an inflation control valve is arranged on the air pipe and connected with the single chip microcomputer control unit;
the immersion monitoring system comprises a plurality of immersion monitors arranged on the automobile; the immersion monitors are respectively and electrically connected with the singlechip control unit; the immersion monitoring system comprises at least four first immersion monitors which are respectively arranged on the periphery of an automobile chassis, at least four second immersion monitors which are respectively arranged on the periphery of the side face of an automobile body and have the height above the ground of at least 3/4 wheel diameters, and at least one third immersion monitor arranged on the top of the automobile body.
2. The automobile immersion self-rescue system as claimed in claim 1, wherein the inflatable air cushions are further arranged at the front part, the middle part and the rear part of the automobile chassis, and the positions of the front inflatable air cushion and the rear inflatable air cushion are symmetrical.
3. The automobile immersion self-rescue system as claimed in claim 1 or 2, wherein a mounting cavity for accommodating each inflatable air cushion is arranged at a position where the inflatable air cushion is mounted on an automobile, and a corresponding elastic cover is arranged at an opening of each mounting cavity and used for limiting the inflatable air cushion inside the mounting cavity; the mounting cavity is mounted on the automobile body in a threaded connection mode.
4. The automobile water immersion self-rescue system according to claim 1, wherein the inflatable cushion is made of a high-density waterproof wear-resistant material.
5. The automobile immersion self-rescue system as claimed in claim 1, wherein a detachable life buoy is further arranged at the top of the automobile, and the life buoy is connected with the vehicle-mounted inflator pump through the air pipe.
6. The automobile immersion self-rescue system as claimed in claim 1, further comprising an alarm electrically connected with the single chip microcomputer control unit.
7. The automobile submergence self-rescue system according to claim 1, further comprising an anchoring device mounted on an automobile front bumper for connecting the automobile with surrounding fixtures when the automobile is submerged in a floating state.
8. The automobile immersion self-rescue system as claimed in claim 1, wherein the immersion monitor employs a water pressure sensor.
9. The automobile immersion self-rescue system as claimed in claim 1, wherein a plurality of propeller impellers are arranged at the tail part of an automobile body, and each propeller impeller is powered by a power supply system of the automobile.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021608945.9U CN212556140U (en) | 2020-08-04 | 2020-08-04 | Automobile immersion self-rescue system |
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| CN202021608945.9U CN212556140U (en) | 2020-08-04 | 2020-08-04 | Automobile immersion self-rescue system |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114062633A (en) * | 2021-11-22 | 2022-02-18 | 王少龙 | Novel fixed point environment monitoring device |
| CN114802080A (en) * | 2022-04-11 | 2022-07-29 | 浙江吉利控股集团有限公司 | Vehicle anti-flooding control method and device and vehicle |
-
2020
- 2020-08-04 CN CN202021608945.9U patent/CN212556140U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114062633A (en) * | 2021-11-22 | 2022-02-18 | 王少龙 | Novel fixed point environment monitoring device |
| CN114802080A (en) * | 2022-04-11 | 2022-07-29 | 浙江吉利控股集团有限公司 | Vehicle anti-flooding control method and device and vehicle |
| CN114802080B (en) * | 2022-04-11 | 2023-03-24 | 浙江吉利控股集团有限公司 | Vehicle anti-flooding control method and device and vehicle |
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