CN211123263U - Passenger-cargo car blind area reminding device based on ultrasonic sensor - Google Patents
Passenger-cargo car blind area reminding device based on ultrasonic sensor Download PDFInfo
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- CN211123263U CN211123263U CN201921697768.3U CN201921697768U CN211123263U CN 211123263 U CN211123263 U CN 211123263U CN 201921697768 U CN201921697768 U CN 201921697768U CN 211123263 U CN211123263 U CN 211123263U
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Abstract
The utility model discloses a passenger-cargo vehicle blind area reminding device based on ultrasonic sensor, including the locomotive, the one end of locomotive is connected with the carriage, the upper end of locomotive is fixed with the sunshading board, bee calling organ is installed to lower extreme one side of sunshading board, the front wheel is all installed to the both sides of locomotive, and one side that is located the front wheel on right side is equipped with clamping device, clamping device and this front wheel correspond each other, one side of clamping device is equipped with angle sensor, one side in carriage can be dismantled and be connected with two radar equipment, lower extreme one side in carriage is fixed with two risers. The utility model discloses can in time remind pedestrian and non-motor vehicle and van automobile body to keep safe distance through the device at driver's turn in-process, also can remind the driver to notice the blind area of turning simultaneously, not only improve factor of safety, still alleviateed truck driver's psychological burden simultaneously greatly, reduced the incidence of accident, the reliability is high, and the practicality is strong, and the cost is reduced.
Description
Technical Field
The utility model relates to a passenger-cargo vehicle blind area technical field especially relates to a passenger-cargo vehicle blind area reminding device based on ultrasonic sensor.
Background
In many traffic accidents, the death phenomenon caused by the turning of the passenger car and the freight car is frequently caused, which is related to the extremely easy formation of blind areas when the passenger car and the freight car turn. In fact, many pedestrians or electric vehicles with accidents are closely attached to the vehicle body, and are dragged into the vehicle by the rear vehicle body when the vehicle is turned and crushed to death, so that the pedestrians or non-motor vehicles step into the range of the blind vision area of the inner wheel, and the danger is high.
Therefore, there are several problems, firstly, accidents are often frequently occurred at the crossroad, and when the traffic flow is too large and the pedestrian flow is too large, the truck and the pedestrian are easy to collide; secondly, when the sight is poor at night or the visibility is low in haze weather, drivers cannot see pedestrians wearing dark clothes clearly, and the habit of speed reduction observation before pedestrian crossing is avoided; thirdly, when the vehicle turns, a straight-going bicycle, a battery car and a pedestrian can pass through the vehicle, and if the right side is uncertain, the vehicle turns right, so that accidents are easy to happen; therefore, the dead zone of the truck brings great potential safety hazard to pedestrians and riders and great psychological burden to truck drivers, and improvement is needed to solve the problems.
At present, most of the blind areas in China are solved and are fed back to the driver with a display and a camera constituting an amount system device, the disadvantage is that the driver can not pay attention to the display all the time, even if the display is observed, the driver can not make a response in the first time, particularly in a turning place, the driver can pay more attention to a driving route, and can not take into account pedestrians and non-motor vehicles on the left and right of the vehicle body, and the domestic large truck is not provided with the display device completely, and the blind areas can not be checked in time because the practicability and the reliability of the large truck are limited, therefore, the blind area reminding device of the passenger truck based on the ultrasonic sensor is provided to solve the problems.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the passenger-cargo vehicle blind area reminding device based on ultrasonic sensor who provides.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a passenger-cargo vehicle blind area reminding device based on ultrasonic sensor, includes the locomotive, the one end of locomotive is connected with the carriage, the upper end of locomotive is fixed with the sunshading board, bee calling organ is installed to lower extreme one side of sunshading board, the front wheel is all installed to the both sides of locomotive, and one side of the front wheel that is located the right side is equipped with clamping device, clamping device and this front wheel correspond each other, one side of clamping device is equipped with angle sensor, one side of carriage can be dismantled and be connected with two radar equipment, lower extreme one side of carriage is fixed with two risers, the back car light is installed to one side of riser, install the siren in the back car light, electric connection between angle sensor, radar equipment, siren and the bee calling organ.
Preferably, clamping device is including setting up the fixed frame in right side front wheel one side, it is connected with the second screw rod to rotate jointly between the relative lateral wall in the fixed frame, be fixed with the guide rail on the one end lateral wall in the fixed frame, install two sliders on the guide rail, be equipped with forward screw thread and reverse screw thread on the second screw rod, one of them slider screw thread cup joints on the second screw rod that is equipped with forward screw thread, and another slider screw thread cup joints on the second screw rod that is equipped with reverse screw thread, the welding has the runner on the second screw rod, and two sliders are located the both sides of runner respectively, one side of slider is fixed with L type grip block, and the relative one side of two L type grip blocks all contradicts on the right side front wheel, one side at fixed frame of angle sensor is fixed, one side of fixed frame is equipped with the opening, opening and runner are corresponding.
Preferably, all be equipped with first through-hole on two L type grip blocks, run through jointly in two first through-holes and be equipped with first screw rod, two nuts have been cup jointed to the screw thread on the first screw rod, and one side of two nuts is contradicted respectively in one side of two L type grip blocks.
Preferably, the both sides of radar equipment all are fixed with the mounting panel, be equipped with the second through-hole on the mounting panel, one side in carriage is equipped with four screw thread blind holes that correspond with the second through-hole, it is equipped with the screw to run through in the second through-hole, the one end of screw extends to in the screw thread blind hole.
Preferably, four rear wheels are mounted on both sides of the carriage.
Preferably, the fixing frame and the L-type clamping plate are both made of carbon steel.
The utility model discloses in, during the use, the staff passes through the opening with the hand and stretches into fixed frame internal rotation runner, it rotates to drive the second screw rod when the runner rotates, the second screw rod rotates and drives two sliders and remove along the guide rail in opposite directions, it removes to drive L type grip block when the slider removes, utilize two L type grip blocks with fixed frame centre gripping on the wheel hub of right side front wheel, recycle first screw rod and nut and fix the interval between two L type grip blocks, thereby fix angle sensor's position, then install the right side at the sunshading board with bee calling organ, install the siren in the back car light simultaneously, transfer angle sensor's critical angle to 10, the circuit communicates angle sensor when the indicator is being opened to the goods van, when the tire corner exceedes 10, angle sensor and radar equipment communicate simultaneously, the radar side can begin to work, if there is the barrier to get into in the blind area, bee calling organ and siren send the police dispatch simultaneously, the distance that the siren sound is more nearly from the blind area, play pedestrian suggestion and driver's effect, the driver is reminded to the pedestrian and driver's burden is reduced the psychological burden and has not only reduced the driver and has taken place the high reliability simultaneously, the truck high reliability of the driver.
Drawings
Fig. 1 is a schematic structural view of a passenger-cargo vehicle blind area reminding device based on an ultrasonic sensor provided by the utility model;
fig. 2 is a schematic structural view of a clamping device of a passenger-cargo vehicle blind area reminding device based on an ultrasonic sensor;
fig. 3 is an enlarged view of a position a of the passenger-cargo vehicle blind area reminding device based on the ultrasonic sensor;
fig. 4 is a circuit diagram of a passenger-cargo vehicle blind area reminding device based on an ultrasonic sensor provided by the utility model;
fig. 5 is a schematic diagram of the calculation of the inner wheel difference of the passenger-cargo vehicle blind area reminding device based on the ultrasonic sensor of the present invention;
fig. 6 is a schematic view of the sensing range of the blind area reminding device for passenger and freight cars based on the ultrasonic sensor of the present invention;
fig. 7 is the utility model provides a passenger and freight train blind area reminding device blind area schematic diagram based on ultrasonic sensor.
In the figure, the automobile comprises a sun shield 1, a buzzer 2, a head 3, front wheels 4, a carriage 5, radar equipment 6, rear lamps 7, a vertical plate 8, screws 9, a mounting plate 10, an angle sensor 11, a fixed frame 12, a first screw 13, a nut 14, a clamping plate 15L, a guide rail 16, a rotating wheel 17, a second screw 18, a sliding block 19 and rear wheels 20.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-7, a passenger-cargo vehicle blind area reminding device based on ultrasonic sensor, including locomotive 3, provide and pull power, the one end of locomotive 3 is connected with carriage 5, the upper end of locomotive 3 is fixed with sunshading board 1, be convenient for shelter from sunshine, bee calling organ 2 is installed to lower extreme one side of sunshading board 1, utilize bee calling organ 2 conveniently to take place sound when someone in the blind area, front wheel 4 is all installed to the both sides of locomotive 3, one side of front wheel 4 that is located the right side is equipped with clamping device, clamping device and this front wheel 4 correspond each other, one side of clamping device is equipped with angle sensor 11, under clamping device's effect, conveniently install angle sensor 11 on front wheel 4 on right side.
In the utility model, one side of the carriage 5 is detachably connected with two radar devices 6, a D010 radar system is arranged on the vehicle body to reflect the sound wave after the probe of the vehicle body sends the ultrasonic wave to impact the barrier to calculate the actual distance between the vehicle body and the barrier by utilizing the ultrasonic wave principle device to the pedestrian or the non-motor vehicle, etc. which touch the blind area nearby, then the pedestrian and the driver are reminded, the turning is easier and safer, the vehicle turns according to the front wheel 4, generally, the four-wheel vehicle can smoothly turn in order to ensure that each wheel of the four-wheel vehicle does not slip when turning, all the wheels rotate on a group of concentric circles, but the front wheel and the rear wheel do not walk on the same track but have a certain distance difference, the distance between the two wheels is measured internally, namely the inner wheel track difference, namely the difference between the arc radiuses of the inner front wheel and the inner rear wheel track when the motor vehicle turns, this is a cause of the blind spot at the time of turning.
In the present invention, referring to FIG. 5, the expression m = √ (V (R ^ 2-L ^2) -d ^2+ L ^2) - (√ (R ^ 2-L ^2) -d) = ^ V ((√ (R ^ 2-L ^2) -d ^2) + L ^2) - (^ 2-L ^2) + d for the inner wheel difference m can be shown as R, L, d are key factors for determining the area of the blind area.
Calculating the difference between the inner wheels of the vehicle
| Vehicle model | Minimum turning radius R (meter) | Wheelbase L (Rice) | Rear wheel base d (Rice) | Maximum inner wheel difference m (rice) |
| |
12 | 6.265 | 1.81 | 2.07 |
| Changchun CA6930URN21 |
10 | 4.5 | 1.86 | 1.31 |
| Dongfeng 7.8 van | 10.8 | 5.7 | 1.83 | 1.15 |
According to the data, the difference of the inner wheels of the passenger trucks in the city is generally one to two meters, so that the blind area caused by the difference of the inner wheels during the turning process of the automobile is large.
The utility model discloses in, the differential parameter m in interior wheel and the potential danger of van turning and the current situation of research of van turning radar installation practicality evaluation method utilize CAD digital modeling to deduce interior wheel differential m expression, install and adjust D010 radar system's sensitivity for the practice phase and prepare, utilize CATIAV5 to establish the three-dimensional model that accords with china's van turning blind area size, combine the mounting point analysis key problem in its practicality design of van radar position, utilize matlabsimulink, lead in D010 radar system model to VRES virtual radar four-wave simulation tool scene radar echo formation (geometric model) module through the interface file and carry out the simulation analysis, combine ZCT 1360K-L BS-ABUS-77 angle sensor, the data of K L-402L alarm and the interior wheel differential test of turning, to different van wheelbase and minimum turning radius, through selecting different parameters, acquire radar system's pedestrian mounted position, and driver and the perception to radar installation, finally reach the subjective effect of reminding and driver.
The utility model discloses in, lower extreme one side of carriage 5 is fixed with two risers 8, rear car light 7 is installed to one side of riser 8, install the siren in the rear car light 7, play the effect of reminding pedestrian and driver, angle sensor 11, radar equipment 6, electric connection between siren and the buzzer 2, four rear wheels 20 are all installed to carriage 5's both sides, fixed frame 12 and L type grip block 15 all adopt carbon steel to make, when the tire corner surpasses 10, angle sensor and radar installations communicate simultaneously, the radar side can begin to work, if there is the barrier to get into in the blind area, buzzer 2 and siren send out the police dispatch newspaper simultaneously, the siren sound is along with the distance from the blind area is more nearly more, sound is bigger, play the effect of suggestion pedestrian and driver.
The utility model discloses in, clamping device is including setting up the fixed frame 12 in 4 one sides of right side front wheel, it is connected with second screw 18 to rotate jointly between the relative lateral wall in the fixed frame 12, be fixed with guide rail 16 on the one end lateral wall in the fixed frame 12, install two slider 19 on the guide rail 16, be equipped with forward screw thread and reverse screw thread on the second screw 18, 19 screw threads of one of them slider cup joint on the second screw 18 that is equipped with forward screw thread, 19 screw threads of another slider cup joint on the second screw 18 that is equipped with reverse screw thread, under guide rail 16's effect, make things convenient for two slider 19 to slide steadily, utilize the rotation of second screw 18, be convenient for provide power to two slider 19 opposite directions removal.
The utility model discloses in, the welding has runner 17 on the second screw rod 18, runner 17 drives second screw rod 18 when rotating and rotates, two sliders 19 are located runner 17's both sides respectively, one side of slider 19 is fixed with L type grip block 15, slider 19 drives L type grip block 15 when removing and removes, two relative one sides of L type grip block 15 all contradict on right side front wheel 4, one side at fixed frame 12 is fixed to one side of angle sensor 11, one side of fixed frame 12 is equipped with the opening, opening and runner 17 are corresponding, under the effect of two L type grip blocks 15, conveniently install fixed frame 12 on right side front wheel 4, and then install fixedly to angle sensor 11's position.
The utility model discloses in, all be equipped with first through-hole on two L type grip blocks 15, run through jointly in two first through-holes and be equipped with first screw rod 13, two nuts 14 have been cup jointed to the screw thread on first screw rod 13, and one side of two nuts 14 is contradicted respectively in one side of two L type grip blocks 15, through the cooperation between first screw rod 13 and the nut 14, and the centre gripping is convenient for stabilize to the interval between two L type grip blocks 15 of convenient fixing.
The utility model discloses in, radar equipment 6's both sides all are fixed with mounting panel 10, are equipped with the second through-hole on the mounting panel 10, and one side of carriage 5 is equipped with four screw blind holes that correspond with the second through-hole, runs through in the second through-hole and is equipped with screw 9, and in screw 9's one end extended to the screw blind hole, under screw 9's effect, the convenience was firmly installed radar equipment 6 in one side of carriage 5, improved radar equipment 6's stability.
The utility model discloses in, during the use, the staff stretches into fixed frame 12 internal rotation runner 17 through the opening with the hand, runner 17 drives second screw rod 18 and rotates when rotating, second screw rod 18 rotates and drives two sliders 19 and move along guide rail 16 in opposite directions, slider 19 drives L type grip block 15 and removes when moving, utilize two L type grip block 15 with fixed frame 12 centre gripping on the wheel hub of right side front wheel 4, recycle first screw rod 13 and nut 14 and fix the interval between two L type grip block 15, thereby fix angle sensor 11's position, then install bee calling organ 2 on sun visor 1's right side, install the siren in back car light 7 simultaneously, transfer angle sensor 11's critical angle to 10, the circuit communicates angle sensor 11 when the passenger-truck is opening the indicator, when the tire corner exceedes 10, angle sensor 11 and radar equipment 6 communicate simultaneously, the radar side can begin to work, if there is the barrier to get into in the blind area, bee calling organ 2 and siren send out the pedestrian's alarm simultaneously, the distance that the siren is close along with the dead area, the sound is the bigger, play the effect of driver and suggestion effect.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a passenger and freight train blind area reminding device based on ultrasonic sensor, includes locomotive (3), its characterized in that: one end of the vehicle head (3) is connected with a carriage (5), the upper end of the vehicle head (3) is fixed with a sun shield (1), a buzzer (2) is arranged on one side of the lower end of the sun shield (1), front wheels (4) are arranged on both sides of the vehicle head (3), a clamping device is arranged on one side of the front wheel (4) on the right side, the clamping device and the front wheel (4) are mutually corresponding, one side of the clamping device is provided with an angle sensor (11), one side of the carriage (5) is detachably connected with two radar devices (6), two vertical plates (8) are fixed on one side of the lower end of the carriage (5), a rear car light (7) is installed on one side of each vertical plate (8), install the siren in back car light (7), electric connection between angle sensor (11), radar equipment (6), siren and bee calling organ (2).
2. The ultrasonic sensor-based passenger and freight car blind area reminding device is characterized in that the clamping device comprises a fixed frame (12) arranged on one side of a right front wheel (4), a second screw (18) is connected between opposite side walls in the fixed frame (12) in a rotating mode, a guide rail (16) is fixed on one side wall of one end in the fixed frame (12), two sliding blocks (19) are mounted on the guide rail (16), a forward thread and a reverse thread are arranged on the second screw (18), one sliding block (19) is in threaded sleeve connection with the second screw (18) with the forward thread, the other sliding block (19) is in threaded sleeve connection with the second screw (18) with the reverse thread, a rotating wheel (17) is welded on the second screw (18), the two sliding blocks (19) are respectively located on two sides of the rotating wheel (17), an L-type clamping plate (15) is fixed on one side of the sliding block (19), opposite sides of the two L-type clamping plates (15) abut against the front wheel (4), one side of the angle sensor (11) is fixed on one side of the fixed on the fixed frame (12), and one side of the opening of the rotating wheel (17) and one side corresponding to the opening of the fixed frame (12).
3. The passenger-cargo vehicle blind area reminding device based on the ultrasonic sensor as claimed in claim 2, wherein the two L-type clamping plates (15) are respectively provided with a first through hole, a first screw (13) is arranged in the two first through holes in a penetrating manner, the first screw (13) is sleeved with two nuts (14) in a threaded manner, and one side of each of the two nuts (14) is abutted against one side of each of the two L-type clamping plates (15).
4. The ultrasonic sensor-based passenger and freight car blind area reminding device of claim 1, characterized in that: the both sides of radar equipment (6) all are fixed with mounting panel (10), be equipped with the second through-hole on mounting panel (10), one side of carriage (5) is equipped with four screw thread blind holes that correspond with the second through-hole, it is equipped with screw (9) to run through in the second through-hole, the one end of screw (9) extends to in the screw thread blind hole.
5. The ultrasonic sensor-based passenger and freight car blind area reminding device of claim 1, characterized in that: four rear wheels (20) are mounted on two sides of the carriage (5).
6. The ultrasonic sensor-based passenger and freight car blind area reminding device is characterized in that the fixing frame (12) and the L-type clamping plate (15) are both made of carbon steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921697768.3U CN211123263U (en) | 2019-10-11 | 2019-10-11 | Passenger-cargo car blind area reminding device based on ultrasonic sensor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921697768.3U CN211123263U (en) | 2019-10-11 | 2019-10-11 | Passenger-cargo car blind area reminding device based on ultrasonic sensor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211123263U true CN211123263U (en) | 2020-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921697768.3U Expired - Fee Related CN211123263U (en) | 2019-10-11 | 2019-10-11 | Passenger-cargo car blind area reminding device based on ultrasonic sensor |
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|---|---|
| CN (1) | CN211123263U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113942452A (en) * | 2021-11-25 | 2022-01-18 | 上海电机学院 | Automobile blind area detection device based on ultrasonic array |
-
2019
- 2019-10-11 CN CN201921697768.3U patent/CN211123263U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113942452A (en) * | 2021-11-25 | 2022-01-18 | 上海电机学院 | Automobile blind area detection device based on ultrasonic array |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200728 Termination date: 20211011 |