CN114572137B - Automobile anti-flooding alarm system - Google Patents
Automobile anti-flooding alarm system Download PDFInfo
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- CN114572137B CN114572137B CN202210105178.7A CN202210105178A CN114572137B CN 114572137 B CN114572137 B CN 114572137B CN 202210105178 A CN202210105178 A CN 202210105178A CN 114572137 B CN114572137 B CN 114572137B
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
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- G—PHYSICS
- G08—SIGNALLING
- G08B—SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS
- G08B21/00—Alarms responsive to a single specified undesired or abnormal condition and not otherwise provided for
- G08B21/18—Status alarms
- G08B21/24—Reminder alarms, e.g. anti-loss alarms
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R11/00—Arrangements for holding or mounting articles, not otherwise provided for
- B60R2011/0042—Arrangements for holding or mounting articles, not otherwise provided for characterised by mounting means
- B60R2011/008—Adjustable or movable supports
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R21/00—Arrangements or fittings on vehicles for protecting or preventing injuries to occupants or pedestrians in case of accidents or other traffic risks
- B60R2021/0002—Type of accident
- B60R2021/0016—Fall in water
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A50/00—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE in human health protection, e.g. against extreme weather
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Abstract
The application relates to an automobile anti-flooding alarm system, which comprises a rainfall sensor, a control box, an alarm module, a moving module, a detection module and four protection modules; the moving module comprises a first driving motor, a first screw rod, a first balancing module, a limiting rod, a second driving motor, a second screw rod and a second balancing module; the detection module comprises a lifting mechanism, a slope correction module, a third balance module, a fourth balance module and a first distance sensor; the protection module comprises a second distance sensor, a rotating speed sensor, two fifth driving motors and two obliquely arranged telescopic baffles. The invention can judge which parking state the automobile is in by the moving module, move the detection module to the lowest point of the automobile chassis, eliminate the influence of the gradient on the detection result by the gradient correction module, accurately detect the water level of the lowest point of the automobile chassis in the current state and effectively prevent the automobile from being flooded.
Description
Technical Field
The application relates to the technical field of automobile alarm, in particular to an automobile anti-flooding alarm system.
Background
Nowadays, with the popularization of car, the car has become the necessary indispensable vehicle of people's trip, when parkking, if meet bad weather such as torrential rain, flood, need pay close attention to the water level condition of parking point, in time shift the vehicle before vehicle chassis intakes, prevent that the car from taking place to damage. But the parking place of the automobile is random, and the automobile can be parked on a horizontal ground or a slope. For an automobile parked on a ramp, the head and the tail are not at the same height, so that the automobile can be prevented from being flooded only by detecting the water level at the lowest point of an automobile chassis, and the existing automobile flooding-proof alarm device is fixedly arranged at a certain position of the automobile chassis and cannot accurately detect the water level at the lowest point of the chassis.
Disclosure of Invention
The invention aims to provide an automobile anti-flooding alarm system which can judge which parking state an automobile is in, accurately detect the water level of the lowest point of an automobile chassis in the current state and effectively prevent the automobile from being flooded.
The technical scheme adopted by the invention is as follows: a vehicle anti-flooding alarm system is arranged on a vehicle chassis and comprises a rainfall sensor, a control box, an alarm module, a moving module, a detection module and four protection modules; a communication module and a PLC are arranged in the control box; the communication module is used for communicating with external equipment, and the alarm module is used for sending out an alarm signal; the moving module comprises a first driving motor, a first screw, a first balancing module, a limiting rod, a second driving motor, a second screw and a second balancing module; the first balancing module is used for detecting whether the automobile is in a left-leaning state or a right-leaning state, and the second balancing module is used for detecting whether the automobile is in an uphill state or a downhill state; the first screw and the limiting rod are arranged in parallel, one end of the first screw is provided with a first driving motor, and the first driving motor is controlled by the first balancing module; the base of the second driving motor is connected with the first screw rod through threads, and the second driving motor is controlled by the second balancing module; one end of the second screw rod is connected with the second driving motor, the other end of the second screw rod is sleeved on the limiting rod, and the second screw rod is arranged along the connecting line direction of the vehicle head and the vehicle tail; the detection module is connected with the second screw rod through threads; the detection module comprises a lifting mechanism, a slope correction module, a third balance module, a fourth balance module and a first distance sensor; the lifting mechanism comprises a supporting plate, a scissor arm group and a driving mechanism; the scissor arm group comprises two scissor arms, a connecting rod and a fixed rod, two ends of the connecting rod are respectively rotatably connected with the axes of the two scissor arms, and the fixed rod is fixedly connected with one end of the scissor arm group; the driving mechanism comprises a third driving motor, a driving screw rod and a push rod, a sliding groove is formed in the supporting plate, and one end, which is not connected with the fixed rod, of the scissor arm set is connected with the sliding groove in a sliding mode; a rotating shaft of the third driving motor is connected with the driving screw rod, two ends of the push rod are connected with the scissor arm group, and the push rod is connected with the driving screw rod through threads; the slope correction module comprises a first telescopic mechanism, a second telescopic mechanism, a third telescopic mechanism, a fourth telescopic mechanism and a connecting plate, wherein the first telescopic mechanism is arranged at the upper left corner of the connecting plate, the second telescopic mechanism is arranged at the upper right corner of the connecting plate, the third telescopic mechanism is arranged at the lower left corner of the connecting plate, and the fourth telescopic mechanism is arranged at the lower right corner of the connecting plate; the first telescopic mechanism, the second telescopic mechanism, the third telescopic mechanism and the fourth telescopic mechanism have the same structure and respectively comprise a fourth driving motor, a telescopic rod and a spherical hinge structure; the fourth driving motor is connected with the bottom of the lifting mechanism through the spherical hinge structure, one end of the telescopic rod is connected with a rotating shaft of the fourth driving motor, the other end of the telescopic rod is connected with the connecting plate, and a third balancing module, a fourth balancing module and a first distance sensor are arranged at the bottom of the connecting plate; the third balancing module and the fourth balancing module are used for detecting whether the connecting plate is in a horizontal state; the protection module comprises a second distance sensor, a rotating speed sensor, two fifth driving motors and two obliquely arranged telescopic baffles; the second distance sensor is arranged at the bottom of one telescopic baffle; the rotation speed sensor is used for reading the vehicle speed, and the PLC controls the fifth driving motor according to signals of the rotation speed sensor and the rainfall sensor; the fifth driving motor is connected with the telescopic baffle and controls the extension and the shortening of the telescopic baffle; the rainfall sensor, the first balance module, the second balance module, the third balance module, the fourth balance module, the communication module, the alarm module, the first driving motor, the second driving motor, the third driving motor, the fourth driving motor, the fifth driving motor, the first distance sensor, the second distance sensor and the rotating speed sensor are all electrically connected with the PLC.
Further, the detection module further comprises a first liquid level sensor and a second liquid level sensor; the first liquid level sensor is arranged on the side surface of the bottom of the lifting mechanism, and the second liquid level sensor is arranged on the side surface of the top of the lifting mechanism; the first liquid level sensor and the second liquid level sensor are both electrically connected with the PLC.
Further, the rainfall sensor is arranged on the roof, the front and rear covers or the glass of the automobile; the four protection modules are respectively arranged at the positions, close to the wheels, of the automobile chassis, the telescopic baffle with the second distance sensor is arranged on the outer side of the wheels, and the telescopic baffle without the second distance sensor is arranged on the inner side of the wheels; the PLC controls a first driving motor and a second driving motor according to control signals of the first balancing module and the second balancing module; when the automobile is in a left-leaning state, the first driving motor rotates forwards, the automobile is in a right-leaning state, and the first driving motor rotates backwards; when the automobile is in an uphill state, the second driving motor rotates forwards, and when the automobile is in a downhill state, the second driving motor rotates backwards; the PLC controls the first telescopic mechanism, the second telescopic mechanism, the third telescopic mechanism and the fourth telescopic mechanism according to control signals of the third balance module and the fourth balance module; when the automobile is in an uphill state, the first telescopic mechanism and the second telescopic mechanism extend, and the third telescopic mechanism and the fourth telescopic mechanism shorten; when the automobile is in a downhill state, the first telescopic mechanism and the second telescopic mechanism are shortened, and the third telescopic mechanism and the fourth telescopic mechanism are extended; when the automobile is in a left-leaning state, the second telescopic mechanism and the fourth telescopic mechanism extend, and the first telescopic mechanism and the third telescopic mechanism shorten; when the automobile is in a right-leaning state, the second telescopic mechanism and the fourth telescopic mechanism are shortened, and the first telescopic mechanism and the third telescopic mechanism are extended.
Furthermore, the first balancing module, the second balancing module, the third balancing module and the fourth balancing module have the same structure and respectively comprise two travel switches and a ball, the two travel switches are respectively arranged at two ends of the balancing module, and the ball is arranged between the two travel switches and freely rolls in the balancing module; the two travel switches of the first balancing module and the third balancing module are arranged along the direction parallel to the first screw rod; and the two travel switches of the second balancing module and the fourth balancing module are arranged along the direction parallel to the second screw rod.
Furthermore, the shells of the control box, the first driving motor, the second driving motor, the third driving motor, the fourth driving motor and the fifth driving motor are all made of waterproof materials.
The invention has the beneficial effects that:
(1) Judging the state of the automobile when the automobile is parked through a moving module, and moving the detection module to the lowest point of an automobile chassis; the balls in the first balancing module and the second balancing module can roll freely, when the automobile is parked on a horizontal road, the balls cannot touch travel switches on two sides, and the first driving motor and the second driving motor do not work; when the automobile is parked obliquely at the left side, the right side of the automobile is higher than the left side of the automobile, the ball in the first balancing module rolls towards the left side of the automobile and touches a travel switch close to the left side of the automobile, the first driving motor rotates positively to move the detection module to the left side of the automobile; when the automobile is parked obliquely at the right side, the left side of the automobile is higher than the right side of the automobile, the ball in the first balancing module rolls towards the right side of the automobile and touches the travel switch close to the right side of the automobile, the first driving motor rotates reversely, and the detection module is moved to the right side of the automobile; when the automobile is parked on an ascending slope, the head of the automobile is higher than the tail of the automobile, the ball in the second balancing module rolls towards the tail of the automobile and touches the travel switch close to the tail of the automobile, the second driving motor rotates positively to move the detection module to the tail of the automobile; when the automobile is parked on a downhill, the tail of the automobile is higher than the head of the tail of the automobile, the ball in the second balancing module rolls towards the head of the automobile and touches the travel switch close to the head of the automobile, the second driving motor rotates reversely, and the detection module is moved to the head of the automobile;
(2) The first distance sensor is adjusted to the horizontal plane through the slope correction module, so that the first distance sensor can accurately detect the distance between the automobile chassis and the surface of the accumulated water; the third balancing module and the fourth balancing module are used for judging whether the connecting plate is in a horizontal state or not, the automobile is in a left-leaning state, the ball in the third balancing module touches a travel switch close to the left side of the automobile, the fourth driving motors of the second telescopic mechanism and the fourth telescopic mechanism rotate forward, the telescopic rod extends, meanwhile, the fourth driving motors of the first telescopic mechanism and the third telescopic mechanism rotate backward, and the telescopic rod is shortened; when the automobile is in a right-leaning state, the ball in the third balancing module touches a travel switch close to the right side of the automobile, the fourth driving motors of the second telescopic mechanism and the fourth telescopic mechanism rotate reversely, the telescopic rod is shortened, meanwhile, the fourth driving motors of the first telescopic mechanism and the third telescopic mechanism rotate forward, and the telescopic rod is extended; when the automobile is in an ascending state, the ball in the fourth balancing module touches a travel switch close to the tail of the automobile, the fourth driving motors of the first telescopic mechanism and the second telescopic mechanism rotate forwards, the telescopic rod extends, meanwhile, the fourth driving motors of the third telescopic mechanism and the fourth telescopic mechanism rotate backwards, and the telescopic rod is shortened; when the automobile is in a downhill state, the ball in the fourth balancing module touches a travel switch close to the automobile head, the fourth driving motors of the first telescopic mechanism and the second telescopic mechanism rotate reversely, the telescopic rod is shortened, meanwhile, the fourth driving motors of the third telescopic mechanism and the fourth telescopic mechanism rotate forwardly, and the telescopic rod is extended;
(3) The rainfall sensor can sense the rainfall and transmit the rainfall information to the control box, and the control box controls the lifting mechanism to act according to the rainfall so as to automatically adjust the height of the first distance sensor, realize the automatic adjustment of the alarm distance and reserve sufficient time for the vehicle owner to transfer the vehicle; when the rainfall is large, the lifting mechanism is put down, the alarm distance is increased, namely when the accumulated water level is at a lower position, the alarm module sends out an alarm signal; when the rainfall is small, the lifting mechanism is lifted, the alarm distance is reduced, namely when the water level of the accumulated water is at a higher position, the alarm module sends out an alarm signal;
(4) When the accumulated water depth reaches the height of the first liquid level sensor, the control box controls the third driving motor to work and withdraws the lifting mechanism; when the depth of the accumulated water reaches the height of the second liquid level sensor, the control box controls the fourth driving motor to work, the connecting plate is retracted, signals are sent to other safety equipment (such as a water flooding prevention air bag and the like) of the automobile through the communication module, the other safety equipment is started, further protection measures are started, and the automobile is prevented from being flooded;
(5) The PLC controls the fifth driving motor according to signals of the rotating speed sensor and the rainfall sensor, so that accumulated water splashed by wheels is blocked by the protection module in the process of transferring the automobile in rainy days, and on one hand, the accumulated water is prevented from entering the control box and damaging the control box, and on the other hand, the accumulated water is prevented from splashing on pedestrians; the second distance sensor is used for detecting the distance between the telescopic baffle and the barrier, and when the distance between the telescopic baffle and the barrier is too short, the alarm module gives an alarm to prevent the telescopic baffle from being damaged in the automobile transferring process; the rotation speed sensor is used for reading the vehicle speed, the larger the vehicle speed is, the longer the extension length of the telescopic baffle is, the smaller the vehicle speed is, and the shorter the extension length of the telescopic baffle is.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present application, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a schematic diagram of a system configuration according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a mobile module according to an embodiment of the present invention;
FIG. 3 is a schematic structural diagram of a detection module according to an embodiment of the present invention;
FIG. 4 is a top view of a detection module according to an embodiment of the present invention;
FIG. 5 is a schematic structural diagram of a lifting mechanism according to an embodiment of the present invention;
FIG. 6 is a schematic structural diagram of a protection module according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of first to fourth balancing modules according to an embodiment of the present invention;
FIG. 8 is a control schematic of an embodiment of the present invention;
fig. 9 is a schematic diagram of a drive motor control circuit according to an embodiment of the present invention.
The reference signs explain: 1. <xnotran> , 2. , 3. , 4. , 5. , 6. , 8. , 9. , 10. , 11. , 12. , 13. , 14. , 15. , 201. , 202.PLC, 401. , 402. , 403. , 404., 405. , 406. , 407. , 501. , 502. , 503. , 504., 505., 506., 507., 508. , 509. , 510., 511., 512. , 513. , 514. , 515. , 516., 517. , 518., 519. , 520. , 521. , 601. , 602. , 603. , 604. , 605., 701. , 702., KA01. , KA02. , KA01-1. , KA01-2. , KA02-1. , </xnotran> KA02-2, a second contact of the second relay.
Detailed Description
In order that the above objects, features and advantages of the present invention can be more clearly understood, a more particular description of the invention will be rendered by reference to the appended drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, the present invention may be practiced in other ways than those specifically described herein, and thus the present invention is not limited to the specific embodiments disclosed below.
Unless defined otherwise, technical or scientific terms used herein shall have the ordinary meaning as understood by one of ordinary skill in the art to which this application belongs. The use of "first," "second," and similar terms in the description and claims of this patent application do not denote any order, quantity, or importance, but rather the terms are used to distinguish one element from another. Also, the use of the terms a, an, etc. do not denote a limitation of quantity, but rather denote the presence of at least one. The terms "connected" or "coupled" and the like are not restricted to physical or mechanical connections, but may include electrical connections, whether direct or indirect. "upper", "lower", "left", "right", and the like are used merely to indicate relative positional relationships, and when the absolute position of the object being described is changed, the relative positional relationships are changed accordingly.
As shown in fig. 1 to 9, an automobile anti-flooding alarm system is arranged on an automobile chassis and comprises a rainfall sensor 1, a control box 2, an alarm module 3, a mobile module 4, a detection module 5 and four protection modules 6; a communication module 201 and a PLC 202 are arranged in the control box 2; the communication module 201 is used for communicating with external equipment, and the alarm module 3 is used for sending out an alarm signal; the moving module 4 comprises a first driving motor 401, a first screw 402, a first balancing module 403, a limiting rod 404, a second driving motor 405, a second screw 406 and a second balancing module 407; the first balancing module 403 is used for detecting whether the automobile is in a left-leaning state or a right-leaning state, and the second balancing module 407 is used for detecting whether the automobile is in an uphill state or a downhill state; the first screw 402 and the limiting rod 404 are arranged in parallel, one end of the first screw 402 is provided with a first driving motor 401, and the first driving motor 401 is controlled by the first balancing module 403; the base of the second driving motor 405 is connected with the first screw 402 through a thread, and the second driving motor 405 is controlled by the second balancing module 407; one end of the second screw 406 is connected with the second driving motor 405, the other end of the second screw is sleeved on the limiting rod 404, and the second screw 406 is arranged along the connecting line direction of the head and the tail of the vehicle; the detection module 5 is connected with the second screw 406 through threads; the detection module 5 comprises a lifting mechanism, a slope correction module, a third balancing module 501, a fourth balancing module 502 and a first distance sensor 503; the lifting mechanism comprises a supporting plate 504, a scissor arm set and a driving mechanism; the scissor arm group comprises two scissor arms 505, a connecting rod 506 and a fixing rod 507, wherein two ends of the connecting rod 506 are respectively connected with the axes of the two scissor arms 505 in a rotating manner, and the fixing rod 507 is fixedly connected with one end of the scissor arm group; the driving mechanism comprises a third driving motor 508, a driving screw 509 and a push rod 510, a sliding groove 511 is arranged on the supporting plate 504, and one end of the scissor arm group, which is not connected with the fixing rod 507, is connected with the sliding groove 511 in a sliding manner; a rotating shaft of the third driving motor 508 is connected with the driving screw rod 509, two ends of the push rod 510 are connected with the scissor arm group, and the push rod 510 is connected with the driving screw rod 509 through threads; the slope correction module comprises a first telescopic mechanism 512, a second telescopic mechanism 513, a third telescopic mechanism 514, a fourth telescopic mechanism 515 and a connecting plate 516, wherein the first telescopic mechanism 512 is arranged at the upper left corner of the connecting plate 516, the second telescopic mechanism 513 is arranged at the upper right corner of the connecting plate 516, the third telescopic mechanism 514 is arranged at the lower left corner of the connecting plate 516, and the fourth telescopic mechanism 515 is arranged at the lower right corner of the connecting plate 516; the first telescopic mechanism 512, the second telescopic mechanism 513, the third telescopic mechanism 514 and the fourth telescopic mechanism 515 are completely the same in structure and comprise a fourth driving motor 517, a telescopic rod 518 and a spherical hinge structure 519; the fourth driving motor 517 is connected with the bottom of the lifting mechanism through the spherical hinge structure 519, one end of the telescopic rod 518 is connected with a rotating shaft of the fourth driving motor 517, the other end of the telescopic rod is connected with the connecting plate 516, and the bottom of the connecting plate 516 is provided with a third balancing module 501, a fourth balancing module 502 and a first distance sensor 503; the third balancing module 501 and the fourth balancing module 502 are used for detecting whether the connecting plate 516 is in a horizontal state; the protection module 6 comprises a second distance sensor 601, a rotation speed sensor 602, two fifth driving motors 603 and two obliquely arranged telescopic baffles 604; the second distance sensor 601 is arranged at the bottom of one telescopic baffle 604; the rotation speed sensor 602 is used for reading the vehicle speed, and the PLC 202 controls the fifth driving motor 603 according to signals of the rotation speed sensor 602 and the rainfall sensor 1; the fifth driving motor 603 is connected to the retractable baffle 604, and controls the extension and contraction of the retractable baffle 604; the rainfall sensor 1, the first balancing module 403, the second balancing module 407, the third balancing module 501, the fourth balancing module 502, the communication module 201, the alarm module 3, the first driving motor 401, the second driving motor 405, the third driving motor 508, the fourth driving motor 517, the fifth driving motor 603, the first distance sensor 503, the second distance sensor 601 and the rotation speed sensor 602 are all electrically connected with the PLC 202.
When in use, the rainfall sensor 1 is arranged on the roof, the front and rear covers or the glass of an automobile, and the first distance sensor 503 is installed downwards; the four protective modules 6 are respectively arranged on the chassis of the vehicle close to the wheels 605, the telescopic baffles 604 with the second distance sensors 601 are arranged on the outer sides of the wheels 605, and the telescopic baffles 604 without the second distance sensors 601 are arranged on the inner sides of the wheels 605. The control box 2 is used for controlling the alarm module 3, the mobile module 4, the detection module 5 and the protection module 6 and sending water level monitoring conditions to a vehicle owner.
The rainfall sensor 1 is used for detecting the rainfall and sending a rainfall signal to the PLC 202, the PLC 202 controls the third driving motor 508 to act after receiving the rainfall signal from the rainfall sensor 1, the third driving motor 508 drives the driving screw rod 509 to rotate in the rotating process, and the push rod 510 is driven to move along the driving screw rod 509 under the action of threads. The push rod 510 pushes one end of the scissor arm set to move in the sliding slot 511, so as to change the included angle of the scissor arm 505, thereby realizing the height change of the first distance sensor 503. The connecting rod 506 and the fixing rod 507 are used for enhancing the connection strength between the two scissor arms 505 and improving the stability of the lifting mechanism in the lifting process. First distance sensor 503 is used for detecting the distance between first distance sensor 503 and the ponding surface of water, and when the distance between first distance sensor 503 and the ponding surface of water was less than the alarm value that has set for in advance, control box 2 can send alarm signal to the car owner through communication module 201, reminds the car owner to shift the vehicle as soon as possible. The PLC 202 controls the first driving motor 401 through the signal of the rainfall sensor 1, automatic adjustment of the alarm distance can be achieved, the larger the rainfall is, the lower the height of the first distance sensor 503 from the ground is, and the vehicle owner can receive the alarm signal more quickly, so that more time is reserved for moving the vehicle. The number of the scissor arm groups can be set according to the actual application condition, at least one group is provided, at most three groups are provided, and the two ends of the adjacent scissor arms 505 on the same side are connected through hinges, so that the scissor arm group can adapt to automobiles with different base heights. In the embodiment of the invention, the number of the scissor arm sets is one set.
When the vehicle is parked on the ramp, the head and the tail of the vehicle or the left side and the right side of the vehicle are not at the same horizontal height, but the water surface of the accumulated water rises horizontally, so that when the vehicle is parked on the ramp, the distance between the lowest point of the chassis of the vehicle and the water surface of the accumulated water must be detected, and the vehicle can be effectively prevented from being flooded. The embodiment of the invention adopts the moving module 4 to detect the parking state of the vehicle and moves the detecting module 5 to the lowest point of the chassis of the vehicle. The first balancing module 403 and the second balancing module 407 are used for detecting a parking state of an automobile, the first balancing module 403 and the second balancing module 407 have the same structure, and each balancing module includes two travel switches 701 and a ball 702, the two travel switches 701 are respectively disposed at two ends of the first balancing module 403 and the second balancing module 407, and the ball 702 is disposed between the two travel switches 701 and freely rolls inside the balancing module. The two travel switches 701 of the first balancing module 403 are arranged in a direction parallel to the first screw 402; the two travel switches 701 of the second balancing module 407 are arranged in a direction parallel to the second screw 406. The specific working principle of the mobile module 4 is as follows:
(1) The automobile is in a left-leaning state
When the automobile is in a left-leaning state, the right side of the automobile is higher than the left side of the automobile, the ball 702 in the first balancing module 403 rolls towards the left side of the automobile and touches the travel switch 701 close to the left side of the automobile, the PLC 202 controls the first driving motor 401 to rotate forward after receiving a control signal sent by the first balancing module 403, the rotating shaft of the first driving motor 401 drives the first screw 402 to rotate, the second screw 406 is driven to move along the first screw 402 through a thread effect, the other end of the second screw 406 is sleeved on the limiting rod 404 and can freely move along the limiting rod 404, and meanwhile, the detection module 5 moves to the left side of the automobile along with the second screw 406.
(2) The automobile is in a right-leaning state
When the automobile is in a right-leaning state, the left side of the automobile is higher than the right side of the automobile, the ball 702 in the first balancing module 403 rolls towards the right side of the automobile and touches the travel switch 701 close to the right side of the automobile, after the PLC 202 receives a control signal sent by the first balancing module 403, the first driving motor 401 is controlled to rotate reversely, the rotating shaft of the first driving motor 401 drives the first screw rod 402 to rotate, the second screw rod 406 is driven to move along the first screw rod 402 through the thread action, and meanwhile, the detection module 5 moves to the right side of the automobile along with the second screw rod 406.
(3) The automobile is in an uphill state
The automobile is parked on the uphill slope, the head of the automobile is higher than the tail of the automobile, the ball 702 in the second balancing module 407 rolls towards the tail of the automobile and touches the travel switch 701 close to the tail of the automobile, after the PLC 202 receives a control signal sent by the second balancing module 407, the second driving motor 405 is controlled to rotate positively, the rotating shaft of the second driving motor 405 drives the second screw rod 406 to rotate, the detection module 5 is driven to move along the second screw rod 406 through the thread effect, and the detection module 5 is moved to the tail of the automobile.
(4) The automobile is in a downhill state
The automobile is parked on a downhill slope, the tail of the automobile is higher than the head of the automobile, the ball 702 in the second balancing module 407 rolls towards the head of the automobile and touches the travel switch 701 close to the head of the automobile, the PLC 202 controls the second driving motor 405 to rotate reversely after receiving a control signal sent by the second balancing module 407, the rotating shaft of the second driving motor 405 drives the second screw rod 406 to rotate, and drives the detection module 5 to move along the second screw rod 406 through the thread action, so that the detection module 5 is moved to the head of the automobile.
When the vehicle is parked on a slope, the chassis of the vehicle forms a certain included angle with the water surface, and the detection module 5 performs distance detection along a direction perpendicular to the chassis of the vehicle, so that the position of the first distance sensor 503 needs to be subjected to slope correction. In the embodiment of the present invention, the first distance sensor 503 is subjected to slope correction by the slope correction module, the third balancing module 501, and the fourth balancing module 502. Slope correction module pass through ball pivot structure 519 with elevating system connects, through ball pivot structure 519, can change the contained angle of telescopic link 518 and elevating system bottom sprag board 504, when carrying out slope correction, the steerable telescopic link 518 of fourth drive motor 517 is followed and is stretched out and drawn back with ponding surface of water vertically direction, adjusts connecting plate 516 to the horizontality.
The third balancing module 501 and the fourth balancing module 502 have the same structure as the first balancing module 403, and the two travel switches 701 of the third balancing module 501 are arranged in a direction parallel to the first screw 402; the two travel switches 701 of the fourth balancing module 502 are arranged in a direction parallel to the second screw 406. The concrete working principle of the slope correction module is as follows:
(1) The automobile is in a left-leaning state
When the automobile is in a left-leaning state, the right side of the automobile is higher than the left side of the automobile, the ball 702 in the third balancing module 501 rolls towards the left side of the automobile and touches the travel switch 701 close to the left side of the automobile, after the PLC 202 receives a control signal sent by the third balancing module 501, the fourth driving motors 517 of the second telescopic mechanism 513 and the fourth telescopic mechanism 515 rotate forwards, the corresponding telescopic rods 518 extend, meanwhile, the fourth driving motors 517 of the first telescopic mechanism 512 and the third telescopic mechanism 514 rotate backwards, the corresponding telescopic rods 518 shorten, and the connecting plate 516 is adjusted to be in a horizontal state;
after the vehicle owner transfers the vehicle to the horizontal road surface, the ball 702 in the third balanced module 501 rolls towards the right side of the vehicle and contacts the travel switch 701 close to the right side of the vehicle in the third balanced module 501, the fourth driving motors 517 of the second telescopic mechanism 513 and the fourth telescopic mechanism 515 rotate reversely, the corresponding telescopic rods 518 are shortened, meanwhile, the fourth driving motors 517 of the first telescopic mechanism 512 and the third telescopic mechanism 514 rotate forwardly, the corresponding telescopic rods 518 extend, and the connecting plate 516 is restored to the initial state.
(2) The automobile is in a right-leaning state
When the automobile is in a right-leaning state, the left side of the automobile is higher than the right side of the automobile, the ball 702 in the third balancing module 501 rolls towards the right side of the automobile and touches the travel switch 701 close to the right side of the automobile, after the PLC 202 receives a control signal sent by the third balancing module 501, the fourth driving motors 517 of the second telescopic mechanism 513 and the fourth telescopic mechanism 515 rotate reversely, the corresponding telescopic rods 518 are shortened, meanwhile, the fourth driving motors 517 of the first telescopic mechanism 512 and the third telescopic mechanism 514 rotate forwardly, the corresponding telescopic rods 518 extend, and the connecting plate 516 is adjusted to be in a horizontal state;
after the vehicle owner transfers the vehicle to the horizontal road surface, the ball 702 in the third balanced module 501 rolls towards the left side of the vehicle and contacts the travel switch 701 which is close to the left side of the vehicle in the third balanced module 501, the fourth driving motors 517 of the second telescopic mechanism 513 and the fourth telescopic mechanism 515 rotate forward, the corresponding telescopic rods 518 extend, meanwhile, the fourth driving motors 517 of the first telescopic mechanism 512 and the third telescopic mechanism 514 rotate backward, the corresponding telescopic rods 518 shorten, and the connecting plate 516 is restored to the initial state.
(3) The automobile is in an uphill state
When the automobile is parked on an uphill slope, the head of the automobile is higher than the tail of the automobile, the ball 702 in the fourth balancing module 502 rolls towards the tail of the automobile and touches the travel switch 701 close to the tail of the automobile, after the PLC 202 receives a control signal sent by the fourth balancing module 502, the fourth driving motors 517 of the first telescopic mechanism 512 and the second telescopic mechanism 513 rotate forwards, the corresponding telescopic rods 518 extend, meanwhile, the fourth driving motors 517 of the third telescopic mechanism 514 and the fourth telescopic mechanism 515 rotate backwards, the corresponding telescopic rods 518 shorten, and the connecting plate 516 is adjusted to be in a horizontal state;
after the vehicle owner transfers the vehicle to the horizontal road surface, the ball 702 inside the fourth balancing module 502 rolls toward the vehicle head and touches the travel switch 701 close to the vehicle head, the fourth driving motors 517 of the first telescopic mechanism 512 and the second telescopic mechanism 513 rotate reversely, the corresponding telescopic rods 518 are shortened, meanwhile, the fourth driving motors 517 of the third telescopic mechanism 514 and the fourth telescopic mechanism 515 rotate forwardly, the corresponding telescopic rods 518 extend, and the connecting plate 516 is restored to the initial state.
(4) The automobile is in a downhill state
When the automobile is parked on a downhill slope, the tail of the automobile is higher than the head of the automobile, the ball 702 in the fourth balancing module 502 rolls towards the head of the automobile and touches the travel switch 701 close to the head of the automobile, after the PLC 202 receives a control signal sent by the fourth balancing module 502, the fourth driving motors 517 of the first telescopic mechanism 512 and the second telescopic mechanism 513 rotate reversely, the corresponding telescopic rods 518 are shortened, meanwhile, the fourth driving motors 517 of the third telescopic mechanism 514 and the fourth telescopic mechanism 515 rotate normally, the corresponding telescopic rods 518 extend, and the connecting plate 516 is adjusted to be in a horizontal state;
when the vehicle owner transfers the vehicle to the horizontal road surface, the ball 702 inside the fourth balancing module 502 rolls toward the tail of the vehicle and touches the travel switch 701 close to the tail of the vehicle, the fourth driving motors 517 of the first telescopic mechanism 512 and the second telescopic mechanism 513 rotate forward, the corresponding telescopic rods 518 extend, meanwhile, the fourth driving motors 517 of the third telescopic mechanism 514 and the fourth telescopic mechanism 515 rotate backward, the corresponding telescopic rods 518 shorten, and the connecting plate 516 is restored to the initial state.
When an owner receives an alarm signal and starts the vehicle, the speed sensor 602 arranged at the wheel 605 reads the speed of the vehicle and sends the speed to the PLC 202, and the PLC 202 controls the fifth driving motor 603 to rotate after receiving signals of the rainfall sensor 1 and the speed sensor 602, so as to drive the telescopic baffle 604 to stretch. The greater the vehicle speed, the longer the retractable baffle 604 extends, and the smaller the vehicle speed, the shorter the retractable baffle 604 extends. Retractable baffle 604 is used for blocking the ponding that wheel 605 splashes, prevents on the one hand that ponding from getting into control box 2 in, damaging control box 2, and on the other hand prevents that ponding from splashing on the pedestrian. The second distance sensor 601 is used for detecting the distance between the telescopic baffle 604 and the obstacle, and gives an alarm through the alarm module 3 when the distance between the telescopic baffle 604 and the obstacle is too short, so that the telescopic baffle 604 is prevented from being damaged due to inaccurate judgment of the car owner on the length of the telescopic baffle 604 in the process of transferring the car.
In the embodiment of the present invention, the detection module 5 further includes a first liquid level sensor 520 and a second liquid level sensor 521; the first liquid level sensor 520 is arranged on the bottom side of the lifting mechanism, and the second liquid level sensor 521 is arranged on the top side of the lifting mechanism; the first liquid level sensor 520 and the second liquid level sensor 521 are both electrically connected with the PLC 202. When the ponding water level rises to the height of first level sensor 520, first level sensor 520 sends a signal to PLC 202, and PLC 202 is after receiving first level sensor 520's signal, if the car owner does not start the car motor, PLC 202 control third driving motor 508 work, resets elevating system. When the accumulated water level rises to the height of the second liquid level sensor 521, the second liquid level sensor 521 sends a signal to the PLC 202, after the PLC 202 receives the signal of the second liquid level sensor 521, if the owner does not start the automobile motor, the PLC 202 controls the fourth driving motor 517 to work, so that the connecting plate 516 is parallel to the automobile chassis, and meanwhile, the PLC 202 sends a signal to other safety equipment (such as a flooding-proof airbag and the like) of the automobile through the communication module 201 to start the other safety equipment, so as to start further protection measures and prevent the automobile from being flooded. Before safety equipment such as a water flooding prevention air bag and the like is started, the lifting mechanism is reset, the air bag is prevented from being damaged by the lifting mechanism in the air bag inflation process, and the phenomenon that the lifting mechanism deforms due to the fact that the air bag extrudes the lifting mechanism can also be avoided. The shells of the control box 2, the first driving motor 401, the second driving motor 405, the third driving motor 508, the fourth driving motor 517 and the fifth driving motor 603 are all made of waterproof materials, so that the situation that accumulated water permeates into a damaged device in the using process is avoided.
As shown in fig. 8 to 9, the rainfall sensor 1, the first balancing module 403, the second balancing module 407, the third balancing module 501, the fourth balancing module 502, the first distance sensor 503, the first liquid level sensor 520, the second liquid level sensor 521, the second distance sensor 601 and the rotation speed sensor 602 are all connected to the positive electrode of the power supply and the input end of the PLC 202; the communication module 201 is connected with a communication port of the PLC 202; the output end of the PLC 202 is connected to a first driving motor control circuit 8, a second driving motor control circuit 9, a third driving motor control circuit 10, a first telescopic mechanism fourth driving motor control circuit 11, a second telescopic mechanism fourth driving motor control circuit 12, a third telescopic mechanism fourth driving motor control circuit 13, a fourth telescopic mechanism first driving motor control circuit 14, a fifth driving motor control circuit 15 and an alarm module 3. The control system comprises a first driving motor control circuit 8, a second driving motor control circuit 9, a third driving motor control circuit 10, a first telescopic mechanism fourth driving motor control circuit 11, a second telescopic mechanism fourth driving motor control circuit 12, a third telescopic mechanism fourth driving motor control circuit 13, a fourth telescopic mechanism first driving motor control circuit 14 and a fifth driving motor control circuit 15, wherein the circuit structures are the same, the first driving motor control circuit and the fourth driving motor control circuit all comprise a first relay KA01 and a second relay KA02, and only control objects are different. One ends of coils of the first relay KA01 and the second relay KA02 are respectively connected with two output ends of the PLC 202, and the other ends of the coils are connected with a power supply cathode; one end of a first contact KA01-1 of the first relay is connected with the positive electrode of the driving motor, the other end of the first contact is connected with the negative electrode of the power supply, one end of a second contact KA01-2 of the first relay is connected with the negative electrode of the driving motor, and the other end of the second contact is connected with the positive electrode of the power supply; one end of a first contact KA02-1 of the second relay is connected with the positive electrode of the driving motor, the other end of the first contact is connected with the positive electrode of the power supply, one end of a second contact KA02-2 of the second relay is connected with the negative electrode of the driving motor, and the other end of the second contact is connected with the negative electrode of the power supply.
Taking the first driving motor control circuit 8 as an example, one ends of coils of the first relay KA01 and the second relay KA02 are respectively connected with two output ends of the PLC 202, and the other ends are connected with a negative electrode of a power supply; one end of a first contact KA01-1 of the first relay is connected with the positive electrode of the first driving motor 401, the other end of the first contact is connected with the negative electrode of a power supply, one end of a second contact KA01-2 of the first relay is connected with the negative electrode of the first driving motor 401, and the other end of the second contact is connected with the positive electrode of the power supply; one end of a first contact KA02-1 of the second relay is connected with the positive electrode of the first driving motor 401, the other end of the first contact is connected with the positive electrode of a power supply, one end of a second contact KA02-2 of the second relay is connected with the negative electrode of the first driving motor 401, and the other end of the second contact is connected with the negative electrode of the power supply. When the ball 702 inside the first balancing module 403 rolls toward the left side of the vehicle and touches the travel switch 701 near the left side of the vehicle, the switch is closed. After receiving the control signal sent by the first balancing module 403, the PLC 202 outputs the control signal, the coil of the second relay KA02 is powered on, the first contact KA02-1 of the second relay and the second contact KA02-2 of the second relay are closed, the anode of the first driving motor 401 is connected with the anode of the power supply, the cathode of the first driving motor 401 is connected with the cathode of the power supply, and the first driving motor 401 rotates forwards. When the ball 702 inside the first balancing module 403 rolls toward the right side of the vehicle and touches the travel switch 701 near the right side of the vehicle, the switch is closed. After receiving the control signal sent by the first balancing module 403, the PLC 202 outputs a control signal, the coil of the first relay KA01 is powered on, the first contact KA01-1 of the first relay and the second contact KA01-2 of the first relay are closed, the anode of the first driving motor 401 is connected with the cathode of the power supply, the cathode of the first driving motor 401 is connected with the anode of the power supply, and the first driving motor 401 reverses. The control process of the second driving motor 405, the third driving motor 508, the fourth driving motor 517 and the fifth driving motor 603 is the same as that of the first driving motor 401, and detailed description thereof is omitted.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. An automobile anti-flooding alarm system is arranged on an automobile chassis and is characterized by comprising a rainfall sensor, a control box, an alarm module, a moving module, a detection module and four protection modules; a communication module and a PLC are arranged in the control box; the communication module is used for communicating with external equipment, and the alarm module is used for sending out an alarm signal; the moving module comprises a first driving motor, a first screw rod, a first balancing module, a limiting rod, a second driving motor, a second screw rod and a second balancing module; the first balancing module is used for detecting whether the automobile is in a left-leaning state or a right-leaning state, and the second balancing module is used for detecting whether the automobile is in an uphill state or a downhill state; the first screw and the limiting rod are arranged in parallel, one end of the first screw is provided with a first driving motor, and the first driving motor is controlled by the first balancing module; the base of the second driving motor is connected with the first screw rod through threads, and the second driving motor is controlled by the second balancing module; one end of the second screw rod is connected with the second driving motor, the other end of the second screw rod is sleeved on the limiting rod, and the second screw rod is arranged along the connecting line direction of the vehicle head and the vehicle tail; the detection module is connected with the second screw rod through threads; the detection module comprises a lifting mechanism, a slope correction module, a third balance module, a fourth balance module and a first distance sensor; the lifting mechanism comprises a supporting plate, a scissor arm group and a driving mechanism; the scissor arm group comprises two scissor arms, a connecting rod and a fixed rod, two ends of the connecting rod are respectively rotatably connected with the axes of the two scissor arms, and the fixed rod is fixedly connected with one end of the scissor arm group; the driving mechanism comprises a third driving motor, a driving screw rod and a push rod, a sliding groove is formed in the supporting plate, and one end, which is not connected with the fixed rod, of the scissor arm group is connected with the sliding groove in a sliding mode; a rotating shaft of the third driving motor is connected with the driving screw rod, two ends of the push rod are connected with the scissor arm group, and the push rod is connected with the driving screw rod through threads; the slope correction module comprises a first telescopic mechanism, a second telescopic mechanism, a third telescopic mechanism, a fourth telescopic mechanism and a connecting plate, wherein the first telescopic mechanism is arranged at the upper left corner of the connecting plate, the second telescopic mechanism is arranged at the upper right corner of the connecting plate, the third telescopic mechanism is arranged at the lower left corner of the connecting plate, and the fourth telescopic mechanism is arranged at the lower right corner of the connecting plate; the first telescopic mechanism, the second telescopic mechanism, the third telescopic mechanism and the fourth telescopic mechanism have the same structure and respectively comprise a fourth driving motor, a telescopic rod and a spherical hinge structure; the fourth driving motor is connected with the bottom of the lifting mechanism through the spherical hinge structure, one end of the telescopic rod is connected with a rotating shaft of the fourth driving motor, the other end of the telescopic rod is connected with the connecting plate, and a third balancing module, a fourth balancing module and a first distance sensor are arranged at the bottom of the connecting plate; the third balancing module and the fourth balancing module are used for detecting whether the connecting plate is in a horizontal state; the protection module comprises a second distance sensor, a rotating speed sensor, two fifth driving motors and two obliquely arranged telescopic baffles; the second distance sensor is arranged at the bottom of one telescopic baffle; the rotation speed sensor is used for reading the vehicle speed, and the PLC controls the fifth driving motor according to signals of the rotation speed sensor and the rainfall sensor; the fifth driving motor is connected with the telescopic baffle and controls the telescopic baffle to extend and shorten; the rainfall sensor, the first balance module, the second balance module, the third balance module, the fourth balance module, the communication module, the alarm module, the first driving motor, the second driving motor, the third driving motor, the fourth driving motor, the fifth driving motor, the first distance sensor, the second distance sensor and the rotating speed sensor are all electrically connected with the PLC.
2. The system of claim 1, wherein the detection module further comprises a first level sensor and a second level sensor; the first liquid level sensor is arranged on the side surface of the bottom of the lifting mechanism, and the second liquid level sensor is arranged on the side surface of the top of the lifting mechanism; the first liquid level sensor and the second liquid level sensor are both electrically connected with the PLC.
3. The automobile anti-flooding alarm system according to claim 1 or 2, wherein the rainfall sensor is arranged on the automobile roof, the front and rear automobile covers or the automobile glass; the four protection modules are respectively arranged at the positions, close to the wheels, of the automobile chassis, the telescopic baffle with the second distance sensor is arranged on the outer side of the wheels, and the telescopic baffle without the second distance sensor is arranged on the inner side of the wheels; the PLC controls a first driving motor and a second driving motor according to control signals of the first balancing module and the second balancing module; when the automobile is in a left-leaning state, the first driving motor rotates forwards, the automobile is in a right-leaning state, and the first driving motor rotates backwards; when the automobile is in an uphill state, the second driving motor rotates forwards, and when the automobile is in a downhill state, the second driving motor rotates backwards; the PLC controls the first telescopic mechanism, the second telescopic mechanism, the third telescopic mechanism and the fourth telescopic mechanism according to control signals of the third balance module and the fourth balance module; when the automobile is in an uphill state, the first telescopic mechanism and the second telescopic mechanism extend, and the third telescopic mechanism and the fourth telescopic mechanism shorten; when the automobile is in a downhill state, the first telescopic mechanism and the second telescopic mechanism are shortened, and the third telescopic mechanism and the fourth telescopic mechanism are extended; when the automobile is in a left-leaning state, the second telescopic mechanism and the fourth telescopic mechanism extend, and the first telescopic mechanism and the third telescopic mechanism shorten; when the automobile is in a right-leaning state, the second telescopic mechanism and the fourth telescopic mechanism are shortened, and the first telescopic mechanism and the third telescopic mechanism are extended.
4. The system according to claim 3, wherein the first balancing module, the second balancing module, the third balancing module and the fourth balancing module have the same structure, and each balancing module comprises two travel switches and a ball, the two travel switches are respectively arranged at two ends of the balancing module, and the ball is arranged between the two travel switches and freely rolls inside the balancing module; the two travel switches of the first balancing module and the third balancing module are arranged along the direction parallel to the first screw rod; and the two travel switches of the second balancing module and the fourth balancing module are arranged along the direction parallel to the second screw rod.
5. The system of claim 1, wherein the housings of the control box, the first drive motor, the second drive motor, the third drive motor, the fourth drive motor and the fifth drive motor are made of waterproof materials.
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| CN202210105178.7A CN114572137B (en) | 2022-01-28 | 2022-01-28 | Automobile anti-flooding alarm system |
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| CN202210105178.7A CN114572137B (en) | 2022-01-28 | 2022-01-28 | Automobile anti-flooding alarm system |
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| CN114572137A (en) | 2022-06-03 |
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