CN112378673A - Pedal type motorcycle model for intelligent driving test - Google Patents
Pedal type motorcycle model for intelligent driving test Download PDFInfo
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- CN112378673A CN112378673A CN202010911677.6A CN202010911677A CN112378673A CN 112378673 A CN112378673 A CN 112378673A CN 202010911677 A CN202010911677 A CN 202010911677A CN 112378673 A CN112378673 A CN 112378673A
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01M—TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR STRUCTURES; TESTING OF STRUCTURES OR APPARATUS, NOT OTHERWISE PROVIDED FOR
- G01M17/00—Testing of vehicles
- G01M17/007—Wheeled or endless-tracked vehicles
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B9/00—Simulators for teaching or training purposes
- G09B9/02—Simulators for teaching or training purposes for teaching control of vehicles or other craft
- G09B9/04—Simulators for teaching or training purposes for teaching control of vehicles or other craft for teaching control of land vehicles
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Abstract
The invention discloses a pedal type motorcycle model for intelligent driving test, which comprises a frame, a body, a front wheel assembly, a rear wheel assembly and a reflection enhancement film, wherein the frame comprises a pipe frame and a handlebar arranged at the upper end of the pipe frame; the front wheel assembly comprises a front wheel frame arranged at the front end of the frame and a front tire rotationally connected with the front wheel frame; the rear wheel assembly comprises a rear wheel frame arranged at the rear end of the frame and a rear tire rotationally connected with the rear wheel frame; the reflection enhancement film is respectively arranged on the front wheel frame, the rear wheel frame and the vehicle body. The pedal type motorcycle model and a real vehicle have the same physical properties in an intelligent driving vehicle-mounted sensor, such as the same millimeter wave radar reflection, infrared reflection and visual appearance.
Description
Technical Field
The invention relates to the field of intelligent driving test models, in particular to a pedal type motorcycle model for intelligent driving test.
Background
With the increasing popularity of automobiles, particularly in complex urban traffic systems, traffic safety accidents frequently occur; in recent years, intelligent driving technology is developed at a high speed, the automation degree of intelligent driving is higher and higher, the safety performance evaluation of an intelligent driving automobile is extremely important, but test methods and technologies in the field are not mature. Sensors represented by a vehicle-mounted camera, a vehicle-mounted radar and a vehicle-mounted night vision device are equipped on an intelligent driving automobile, and each automobile enterprise or research institution needs to analyze and judge complex road conditions when researching an automatic emergency braking system (AEB). In the prior art, a real pedal type motorcycle test is used, so that the life of a driver is greatly threatened, a test vehicle can be damaged, at present, an inflation model is usually adopted at home and abroad for carrying out the test, but the inflation model does not have the millimeter wave radar reflection and infrared reflection characteristics (laser radar system) which are the same as those of the real vehicle, the visual appearance difference is large, and the structure is easy to damage or damages the test vehicle.
Disclosure of Invention
The invention provides a pedal type motorcycle model for intelligent driving test, which can solve the problems of the pedal type motorcycle model in the prior art.
The invention provides a pedal type motorcycle model for intelligent driving test, which comprises:
the frame comprises a pipe frame and a handlebar arranged at the upper end of the pipe frame;
the vehicle body comprises a front stop part, a pedal part and a seat part which are arranged on the pipe frame;
the front wheel assembly comprises a front wheel frame arranged at the front end of the frame and a front tire rotationally connected with the front wheel frame;
the rear wheel assembly comprises a rear wheel frame arranged at the rear end of the frame and a rear tire rotationally connected with the rear wheel frame;
and the reflection enhancement film is respectively arranged on the front wheel frame, the rear wheel frame and the vehicle body.
Preferably, the pipe frame comprises a central pipe and a front pipe arranged at one end of the central pipe, and the handlebar is arranged at the top end of the front pipe;
the front baffle part wraps the front pipe, and the pedal part and the seat part wrap the central pipe; the front wheel assembly and the rear wheel assembly are respectively magnetically connected with the frame.
Preferably, the vehicle body is made of soft high polymer materials, and comprises pearl wool and wear-resistant EVA.
Preferably, a cavity is provided in the seat portion to accommodate the reflection enhancement film.
Preferably, the reflection enhancement film comprises a polyester reflective film that reflects millimeter waves.
Preferably, the pedal type motorcycle model for the intelligent driving test further comprises a vehicle cover wrapping the motorcycle body, and the vehicle cover is made of reflective cloth with millimeter wave radar reflection characteristics.
Preferably, the front wheel carrier comprises two support pipes arranged in parallel, a connecting pipe arranged at one end of each support pipe, a magnet mounting seat arranged on the connecting pipe and a central shaft arranged at the other end of each support pipe.
Preferably, a bearing is arranged in the center of the front tire, the bearing is matched with the central shaft, and the reflection enhancement film is further arranged on a hub of the front tire.
Preferably, the frame, the front wheel frame and the rear wheel frame are made of PVC pipes.
Preferably, the pedal motorcycle model for intelligent driving test further comprises a sliding platform arranged below the frame, and the front tire and the rear tire contact with the ground and rotate when the sliding platform is in a sliding state.
The invention provides a pedal type motorcycle model which comprises a frame, a body, a front wheel assembly, a rear wheel assembly and a reflection enhancement film, wherein the frame comprises a pipe frame and a handlebar arranged at the upper end of the pipe frame; the vehicle body comprises a front stop part, a pedal part and a seat part which are arranged on the pipe frame; the front wheel assembly comprises a front wheel frame arranged at the front end of the frame and a front tire rotationally connected with the front wheel frame; the rear wheel assembly comprises a rear wheel frame arranged at the rear end of the frame and a rear tire rotationally connected with the rear wheel frame; the reflection enhancement film is respectively arranged on the front wheel frame, the rear wheel frame and the vehicle body. The appearance of the pedal type motorcycle model is the same as that of a real motorcycle, the pedal type motorcycle model is arranged on a motion system to move, wheels can rotate when contacting with the ground in the motion process, and the identification accuracy of a vehicle-mounted camera and a vehicle-mounted radar can be improved.
Drawings
FIG. 1 is a schematic diagram of an embodiment of a scooter model for intelligent driving testing;
FIG. 2 is a schematic structural view of the frame of the embodiment of FIG. 1;
FIG. 3 is a schematic structural diagram of the front wheel frame in the embodiment of FIG. 1;
FIG. 4 is a schematic view of another perspective of a scooter-type motorcycle model for intelligent driving tests;
FIG. 5 is a schematic structural view of the front wheel assembly of the embodiment of FIG. 1.
Detailed Description
The invention provides a pedal type motorcycle model for intelligent driving test. Referring to fig. 1 to 5, the pedal type motorcycle model comprises a frame, a body 1, a front wheel assembly, a rear wheel assembly and a reflection enhancing film, wherein the frame comprises a pipe frame and a handlebar 3 arranged at the upper end of the pipe frame, and a rearview mirror 2 is arranged on the handlebar 3; the vehicle body 1 includes a front stop portion 1a, a step portion 1b, and a seat portion 1c provided on the pipe frame; the front wheel assembly comprises a front wheel frame 12 arranged at the front end of the frame and a front tire 4 rotationally connected with the front wheel frame 12; the rear wheel assembly 13 comprises a rear wheel frame arranged at the rear end of the frame and a rear tire 6 rotationally connected with the rear wheel frame; the reflection enhancement film is respectively arranged on the front wheel frame 12, the rear wheel frame and the vehicle body 1. In addition, accessories such as an illumination lamp and a tail lamp are attached to the vehicle body 1 by means of graphic stickers or color spray printing, and accessories such as a rearview mirror 2 and a clearance lamp are arranged at corresponding positions of the scooter type motorcycle model by means of magnetic connection.
In this embodiment, the frame, the front wheel frame 12 and the rear wheel frame are made of PVC tubing. The pipe support includes center tube 14 and sets up the head tube 15 in center tube 14 one end, and center tube 14 is the V-arrangement setting, including anterior segment, middle section and the back end that connects gradually, the lower extreme of head tube 15 is fixed with the free end of anterior segment to be set up, and handlebar hand 3 sets up the top of head tube 15. The vehicle body 1 is made of soft high polymer materials and comprises pearl wool and wear-resistant EVA foam. The front blocking part 1a wraps the front pipe 15, the pedal part 1b wraps the front section and the middle section of the central pipe 14, and the seat part 1c wraps the rear section of the central pipe 14; the front wheel assembly and the rear wheel assembly 13 are respectively magnetically connected with the frame. Ru ferro boron magnets are fixedly arranged below the front section and the rear section.
In this embodiment, the front wheel frame 12 and the rear wheel frame have the same structure, and the front wheel frame 12 includes two support tubes 12a arranged in parallel, a connecting tube 12b arranged at one end of the support tube 12a, a magnet front mounting seat 10 arranged on the connecting tube 12b, a protecting sleeve 17 sleeved outside the connecting tube 12b and the support tube 12a, and a central shaft 12c arranged at the other end of the support tube 12 a. Be provided with Ru indisputable boron magnet on the mount pad before magnet for carry out magnetism with the magnet on the anterior segment on the fixing base 16 and be connected, the lag adopts the cotton preparation of EVA bubble, is used for protecting the rear wheel subassembly, plays the effect of buffering after the collision separation.
In the present embodiment, the front tire 4 and the rear tire 6 have the same structure and can be replaced with each other. The shape and size of the wheel are consistent with those of a real pedal motorcycle, the wheel is made of high-molecular wear-resistant materials so as to ensure that the wheel can be repeatedly utilized under the condition that the wheel is in contact with the ground and rolls, a high-speed bearing of a central shaft is arranged in the wheel, the central shaft is a metal shaft, and the high-speed bearing is matched with the metal shaft with radar emission characteristics. The front wheel frame 12 and the rear wheel frame for fixing the tire are made of PVC pipes which are high in strength, good in toughness and not easy to break, light in weight and good in rigidity, the tire support is coated with radar reflecting materials such as a first reflecting film 31, the radar reflecting materials are enabled to be consistent with a metal support of a real vehicle, the tire is formed by splicing a left half and a right half, a second reflecting film 32 is arranged in the middle, and therefore a real vehicle hub can be well simulated to conduct a micro Doppler effect test. The radar reflecting material is a reflection enhancement film and comprises a polyester reflecting film capable of reflecting millimeter waves, preferably a reflecting film with the model number of Energy Shield 200-10oz, or a metal aluminum material film. The seat portion 1c is provided with a cavity for accommodating the third reflective film 33. The wheel is made of wear-resistant high polymer materials, the wheel is in contact with the ground and is easy to wear, and the high polymer composite energy reflecting materials are embedded in the wheel hub inside the wheel, so that the millimeter wave radar reflecting performance, particularly the micro Doppler effect, is met.
The main material of the pedal type motorcycle model adopts light, soft and porous non-metallic materials, particularly pearl cotton (EPE) which is easy to process, impact resistant and difficult to tear and EVA which is wear resistant, the millimeter wave radar reflection performance (particularly RCS value) of the two non-metallic materials is far inferior to that of a metallic material, a test vehicle is greatly protected, the radar reflection performance of the pedal type motorcycle model can be met only by adding a material with strong reflection characteristic to millimeter waves in the non-metallic materials, and other wave absorbing materials are not required to be added to weaken the millimeter wave reflection performance,
in this embodiment, the reflection enhancing film can enhance the reflection performance (especially RCS value) of the millimeter wave, the polymer composite energy reflection material has extremely high requirement on the installation angle, the installation plane needs to be perpendicular to the radar direction, and the installation area of the material is in positive correlation with the millimeter wave reflection performance thereof, so that the area of the reflection enhancing film is gradually increased to make the reflection performance of the material finally consistent with the millimeter wave reflection performance of a real scooter type motorcycle. Therefore, the millimeter wave reflection characteristics of the pedal type motorcycle model at multiple angles are consistent with those of a real pedal type motorcycle.
In addition, the footboard formula motorcycle model of intelligent driving test is including setting up the car clothing outside automobile body 1, the material of car clothing is including reflecting the cloth, and two sides shaping PVC membrane is the substrate about millimeter wave radar reflection cloth adopts, adds the fibre in order to strengthen the wear-resisting and tensile characteristic of cloth between two-sided PVC intermediate layer, and reflection cloth has weak millimeter wave radar reflection characteristic. The vehicle cover and the vehicle body 1 are connected through nylon fasteners or are covered through sewing. The automobile body 1, the trunk 9 and the tire support are all wrapped by reflective cloth, when a pedal type motorcycle model is impacted by a tested vehicle, the lightweight, soft and porous non-metal material in the pedal type motorcycle model can be protected from being torn, and the automobile cover can also have certain millimeter wave reflection capacity under the condition that any material for enhancing the radar reflection characteristic is not added. The seat and the pedal are consistent with the real pedal type motorcycle, and a black vehicle cover is adopted; the periphery of the vehicle body 1 and the trunk 9 can adopt white, light blue, brown or other colors, and the vehicle cover coated on the tire support adopts silvery white, so that the appearance of the vehicle cover is consistent with that of a metal support of a real pedal type motorcycle tire. The vehicle clothes covered by the parts can be made of different colors so as to meet the different test requirements of different types of vehicles.
In the present embodiment, the intelligent driving test pedal motorcycle model includes a sliding platform 22 disposed below the frame, and the front tire 4 and the rear tire 6 contact with the ground and rotate when the sliding platform 22 is in a sliding state. The bottom of the vehicle body is supported by four supporting columns 21, the supporting columns 21 and the sliding platform 22 are in magnetic connection, the structure is firm, and impact can be separated. In the process of moving, the wheels and the ground do not slip, the rotating speeds of the wheels are kept consistent with those of real wheels under different moving speeds, the requirement that the wheels generate different micro Doppler effects under different speeds can be met, and any test requirement below the speed of 50km/h can be met.
In this embodiment, a wheel fender 7 made of pearl wool (EPE) is installed at the rear of the vehicle, and a number plate having the same material and appearance as a real vehicle is installed thereon, so that the appearance of the wheel fender is consistent with that of the real vehicle. The shape and size of the trunk 9 are the same as those of a real pedal motorcycle, the outer surface of the trunk is coated with reflective cloth, the connection mode of the trunk and a motorcycle body adopts a fastening tape, the material is made of foam with low density, and the fastening tape can fall off when being impacted without damaging a pedal motorcycle model and a test vehicle.
The pedal motorcycle model can simulate the physical characteristics of a real vehicle in various aspects, and the vehicle cover covered on the surface and the polymer composite material embedded inside the pedal motorcycle model enable the pedal motorcycle model to have the same millimeter wave Radar reflection characteristics (especially RCS value and Radar Cross section (RCS for short)) as the real vehicle. The three-dimensional size of the vehicle is consistent with that of a real vehicle and can be detected by a laser radar; the appearance of the automobile rearview mirror can simulate the real automobile lighting lamp, the rearview mirror 2, the outline marker lamp, the tail lamp, the mudguard 7, the license plate, the seat and the pedal, so that the automobile rearview mirror can be detected and identified by the vehicle-mounted camera. The rotatable tire can be contacted with the ground and rotated, and has the same micro Doppler effect as a real vehicle during the running process. When the pedal type motorcycle model is impacted by an automobile, the structure can be dispersed into a plurality of parts, so that the damage to a tested automobile is avoided, the internal structure of the pedal type motorcycle model is not damaged, the pedal type motorcycle model can be re-installed for the next test, and the pedal type motorcycle model can be repeatedly used (the using times are prolonged).
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features. The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention.
Claims (10)
1. A pedal motorcycle model for intelligent driving test, comprising:
the frame comprises a pipe frame and a handlebar arranged at the upper end of the pipe frame;
the vehicle body comprises a front stop part, a pedal part and a seat part which are arranged on the pipe frame;
the front wheel assembly comprises a front wheel frame arranged at the front end of the frame and a front tire rotationally connected with the front wheel frame;
the rear wheel assembly comprises a rear wheel frame arranged at the rear end of the frame and a rear tire rotationally connected with the rear wheel frame;
and the reflection enhancement film is respectively arranged on the front wheel frame, the rear wheel frame and the vehicle body.
2. A scooter model for intelligent driving test according to claim 1, wherein said pipe frame comprises a central pipe and a front pipe arranged at one end of the central pipe, said handlebar is arranged at the top end of said front pipe;
the front baffle part wraps the front pipe, and the pedal part and the seat part wrap the central pipe; the front wheel assembly and the rear wheel assembly are respectively magnetically connected with the frame.
3. A pedal motorcycle model for intelligent driving tests according to claim 2, wherein said body is made of soft polymer material, including pearl wool and abrasion-resistant EVA.
4. A scooter model for intelligent driving tests according to claim 1, characterized in that a cavity is provided in the seat portion housing the reflection enhancing film.
5. A scooter model for intelligent driving tests according to claim 1, wherein said reflection enhancing film comprises a polyester reflective film reflecting millimeter waves.
6. The pedal motorcycle model for the intelligent driving test as recited in claim 1, further comprising a cover wrapping the body, wherein the cover is made of a reflective fabric.
7. A pedal motorcycle model for intelligent driving test according to claim 1, wherein the front wheel frame comprises two bracket tubes arranged in parallel, a connecting tube arranged at the upper end of the bracket tube, a magnet mounting seat arranged on the connecting tube, a central shaft arranged at the lower end of the bracket tube, and a protective sleeve wrapping the bracket tube and the connecting tube.
8. A pedal motorcycle model for intelligent driving test according to claim 7, wherein the front tyre center is provided with a bearing, the bearing is adapted with the central shaft, and the reflection enhancing film is further provided in the hub of the front tyre.
9. A scooter model for intelligent driving test as claimed in claim 1, wherein said frame, front wheel frame and rear wheel frame are made of PVC pipe.
10. A scooter model for intelligent driving test as claimed in claim 1, further comprising a sliding platform disposed under said frame, wherein said front and rear tires contact with the ground and rotate in a sliding state.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010911677.6A CN112378673A (en) | 2020-09-02 | 2020-09-02 | Pedal type motorcycle model for intelligent driving test |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010911677.6A CN112378673A (en) | 2020-09-02 | 2020-09-02 | Pedal type motorcycle model for intelligent driving test |
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| Publication Number | Publication Date |
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| CN112378673A true CN112378673A (en) | 2021-02-19 |
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| CN202010911677.6A Pending CN112378673A (en) | 2020-09-02 | 2020-09-02 | Pedal type motorcycle model for intelligent driving test |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113879325A (en) * | 2021-10-28 | 2022-01-04 | 中汽院智能网联科技有限公司 | Automatic driving auxiliary test device, method and system |
| CN114323689A (en) * | 2021-12-28 | 2022-04-12 | 阿波罗智联(北京)科技有限公司 | Automatic drive vehicle collision test structure |
| CN114636567A (en) * | 2022-03-08 | 2022-06-17 | 奇瑞汽车股份有限公司 | Collision device for automobile test |
| CN116124473A (en) * | 2023-02-17 | 2023-05-16 | 中国汽车工程研究院股份有限公司 | Target object of express delivery tricycle |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| US20160356674A1 (en) * | 2015-06-03 | 2016-12-08 | Toyota Motor Engineering & Manufacturing North America, Inc. | Apparatus and device for use in automotive testing |
| CN106248386A (en) * | 2015-06-03 | 2016-12-21 | 丰田自动车工程及制造北美公司 | The bicycle equipment used in testing at motor vehicles |
| CN210603923U (en) * | 2019-08-14 | 2020-05-22 | 北京智能车联产业创新中心有限公司 | A scooter stage property for autopilot vehicle test |
| CN212903914U (en) * | 2020-09-02 | 2021-04-06 | 湖南仕博测试技术有限公司 | Pedal type motorcycle model for intelligent driving test |
-
2020
- 2020-09-02 CN CN202010911677.6A patent/CN112378673A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160356674A1 (en) * | 2015-06-03 | 2016-12-08 | Toyota Motor Engineering & Manufacturing North America, Inc. | Apparatus and device for use in automotive testing |
| CN106248386A (en) * | 2015-06-03 | 2016-12-21 | 丰田自动车工程及制造北美公司 | The bicycle equipment used in testing at motor vehicles |
| CN210603923U (en) * | 2019-08-14 | 2020-05-22 | 北京智能车联产业创新中心有限公司 | A scooter stage property for autopilot vehicle test |
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Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113879325A (en) * | 2021-10-28 | 2022-01-04 | 中汽院智能网联科技有限公司 | Automatic driving auxiliary test device, method and system |
| CN113879325B (en) * | 2021-10-28 | 2024-03-12 | 中汽院智能网联科技有限公司 | Automatic driving auxiliary testing device, method and system |
| CN114323689A (en) * | 2021-12-28 | 2022-04-12 | 阿波罗智联(北京)科技有限公司 | Automatic drive vehicle collision test structure |
| CN114636567A (en) * | 2022-03-08 | 2022-06-17 | 奇瑞汽车股份有限公司 | Collision device for automobile test |
| CN116124473A (en) * | 2023-02-17 | 2023-05-16 | 中国汽车工程研究院股份有限公司 | Target object of express delivery tricycle |
| CN116124473B (en) * | 2023-02-17 | 2023-08-22 | 中国汽车工程研究院股份有限公司 | Target object of express delivery tricycle |
| US11945542B1 (en) | 2023-02-17 | 2024-04-02 | China Automotive Engineering Research Institute Co., Ltd. | Express tricycle target object |
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