CN216411326U - Electric vehicle speed measuring equipment and modified electric vehicle detection and identification system - Google Patents
Electric vehicle speed measuring equipment and modified electric vehicle detection and identification system Download PDFInfo
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- CN216411326U CN216411326U CN202122971617.6U CN202122971617U CN216411326U CN 216411326 U CN216411326 U CN 216411326U CN 202122971617 U CN202122971617 U CN 202122971617U CN 216411326 U CN216411326 U CN 216411326U
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Abstract
The utility model discloses a speed measuring device of an electric vehicle and a modified electric vehicle detection and identification system, wherein the speed measuring device comprises a V-shaped support structure consisting of a power arm and a support arm, a wheel supporting piece is arranged on the inner side of the V-shaped support structure, and a speed measuring module is arranged on one side of the wheel supporting piece; the intersection point of the supporting arm and the power arm is used as a fulcrum, the power arm is pressed down by taking the fulcrum as an origin, and the wheel supporting piece is driven by the supporting arm to support the electric two-wheel vehicle; the electric vehicle is started, and the speed measuring module detects the rotating speed of the vehicle wheel. The modified electric vehicle detection and identification system comprises speed measuring equipment, handheld PDA equipment and a cloud server; the speed measuring equipment is electrically connected with the handheld PDA equipment, the handheld PDA equipment is in communication connection with the cloud server, and the vehicle information and the vehicle owner information can be sent to the cloud server through the handheld PDA equipment. The utility model is convenient to carry and operate; the method has the advantages of strong human-computer interaction function and information interaction capability, high detection speed and high identification precision.
Description
Technical Field
The utility model relates to vehicle detection equipment, in particular to electric vehicle speed measurement equipment and a modified electric vehicle detection and identification system comprising the same.
Background
Illegal refitting of the electric two-wheeled vehicle is not uncommon, for example, a takeaway person improves the speed of the electric vehicle by refitting the electric two-wheeled vehicle and refits a scrapped electric vehicle to prolong the service life of the electric vehicle. At present, the illegal modification of the electric vehicle mainly comprises the steps of modifying a high-power motor, removing a speed limiting device and pedal riding equipment, removing a vehicle speed prompt sound device, additionally installing or modifying a storage battery, additionally installing an umbrella stand and a hood, spraying a vehicle body without authorization and the like. The illegal modification of the electric two-wheeled vehicle has great potential safety hazard, and becomes one of law enforcement personnel for strictly checking illegal behaviors of users of the electric two-wheeled vehicle.
At present, law enforcement personnel mostly rely on self experience to judge when checking the illegal modification of the electric two-wheeled vehicle. The automobile is characterized in that an umbrella frame and a hood are additionally arranged, modification such as automobile body spraying without authorization can be accurately identified through naked eyes, but modification of internal performance of electric vehicles such as storage batteries is far from enough according to experience judgment aiming at illegal modification of high-power motors, the suspected illegal modified electric vehicles are often required to be sent to a specified place for special detection, the problems of complicated procedures and high misjudgment rate exist, and the time of electric two-wheel vehicle owners and the law enforcement efficiency of law enforcement personnel are seriously delayed.
SUMMERY OF THE UTILITY MODEL
Utility model purpose: the utility model aims to provide electric vehicle speed measuring equipment with compact structure and convenient operation, and the utility model also aims to provide a detection and identification system of a modified electric vehicle containing the electric vehicle speed measuring equipment, which can detect a suspected modified electric vehicle on site and assist law enforcement personnel in accurately, quickly and comprehensively identifying illegal modification of electric bicycles in different degrees.
The technical scheme is as follows: the utility model relates to speed measuring equipment of an electric vehicle, which comprises a pair of power arms arranged in parallel, wherein each power arm is provided with a supporting arm, and the supporting arm and the corresponding power arm form a V-shaped bracket structure; a wheel supporting piece is mounted on the inner side of the V-shaped support structure and can rotate within a preset angle range, and a speed measuring module is mounted on one side of the wheel supporting piece;
the intersection point of the supporting arm and the power arm is an equipment fulcrum; nuts or bearing structures on two sides of a rear wheel shaft of the electric two-wheel vehicle are clamped on the wheel supporting piece, the power arm is in an inclined and tilting state at the moment, and when the power arm is pressed down by taking an equipment fulcrum as an original point, the supporting arm rotates, so that the wheel supporting piece is driven to erect the electric two-wheel vehicle; the electric vehicle is started, and the rotating speed of the wheel is detected through the speed measuring module.
Furthermore, the device comprises a first communication module which is electrically connected with the signal output end of the speed measuring module and used for transmitting the rotating speed signal collected by the speed measuring module.
Further, the device comprises a battery pack for supplying power and a charging interface.
And one or more indicator lights are further included for prompting the working state and/or the rotating speed of the equipment to be abnormal.
Further, a pulley is mounted at the device fulcrum.
Furthermore, the device also comprises a handle, and the two power arms are rigidly connected with the handle.
Furthermore, reinforcing ribs are arranged on the V-shaped support structure.
A detection and identification system for a modified electric vehicle comprising the electric vehicle speed measuring equipment comprises the speed measuring equipment, handheld PDA equipment and a cloud server;
the first communication module of the speed measuring equipment is electrically connected with the handheld PDA equipment, and the speed measuring equipment sends the rotating speed information to the handheld PDA equipment after acquiring the rotating speed of the rear wheel of the electric vehicle;
the handheld PDA device is used by law enforcement personnel, is in communication connection with the cloud server, is used for receiving data returned by the speed measuring device, is used for acquiring vehicle information and vehicle owner identity information, and is used for performing data interaction with the cloud server.
Further, handheld PDA equipment includes the equipment body, is equipped with display screen, button, camera, laser two-dimensional code on the equipment body and sweeps and check module, document print module, and the equipment body embeds there is circuit board and battery, is equipped with RFID ID card identification module, second communication module and the control unit on the circuit board, RFID ID card identification module, second communication module all are connected with the control unit electricity, display screen, button, camera, laser two-dimensional code sweep and check module, document print module are connected with the control unit electricity respectively, second communication module and cloud ware wireless communication are connected, the communication interface of first communication module and the communication interface wireless communication of second communication module are connected.
Further, the system also comprises an OBD device, an interface of the OBD device is matched with an OBD interface of the electric vehicle, and the OBD device is used for reading parameter information of the electric vehicle; the OBD equipment comprises a third communication module, a communication interface of the third communication module is in wireless communication connection with a communication interface of the second communication module, and after the OBD equipment reads the parameter information of the whole electric vehicle, the information of the whole electric vehicle is sent to the handheld PDA equipment.
Compared with the prior art, the utility model has the following advantages:
1. the electric vehicle speed measuring equipment is compact and stable in structure, convenient to carry and convenient to operate.
2. The equipment of the modified electric vehicle detection and identification system transmits information in a wireless communication mode, so that inconvenience and potential safety hazards caused by complex wiring can be avoided.
3. The system has efficient human-computer interaction function and information interaction function, and intelligent identification of illegally modified electric vehicles is achieved through on-site detection of suspected modified electric vehicles.
4. In the aspect of detection effect, the system is high in intelligence and low in error rate, and can help law enforcement personnel to quickly and accurately identify illegal modification of different conditions such as the electric two-wheel vehicle including a battery and a motor.
Drawings
FIG. 1 is a schematic structural diagram of a velocity measurement device;
FIG. 2 is a state diagram of the speed measuring device before the electric two-wheeled vehicle is erected;
FIG. 3 is a state diagram of the speed measuring device after the electric two-wheeled vehicle is erected;
FIG. 4 is a schematic block diagram of a modified electric vehicle detection and identification system;
fig. 5 is an interface schematic diagram of an OBD device.
Detailed Description
The technical scheme of the utility model is explained in detail in the following by combining the drawings and the specific embodiment.
As shown in fig. 1, the speed measuring device for the electric vehicle comprises a pair of power arms 1 which are arranged in parallel, wherein each power arm 1 is provided with a support arm 2, the support arm 2 on each side and the power arm 1 corresponding to the support arm form a V-shaped support structure, the V-shaped support structures on the two sides are symmetrical, and the distance between the two V-shaped support structures is matched with the distance between the two sides of a rear wheel shaft of the electric two-wheel vehicle.
Taking the intersection point of the power arm 1 and the supporting arm 2 as an equipment fulcrum; the V-shaped support structure on each side is provided with a wheel support piece 3, and the rigidity of the wheel support piece 3 can bear the weight of the electric two-wheeled vehicle; secondly, the shape and the size of the wheel supporting piece 3 are matched with the shape and the size of nuts or bearing structures on two sides of a rear wheel shaft of the electric two-wheel vehicle, and a circular open pore structure, a U-shaped structure or a V-shaped structure can be selected. In this embodiment, a reinforcing rib 15 is provided between the power arm 1 and the support arm 2, a V-shaped wheel support member 3 is installed on the inner side of the support arm 2, a groove is provided on the V-shaped wheel support member 3, and the wheel support member 3 can rotate within a preset angle range with respect to the support arm 2. The speed measuring module 4 is arranged on a reinforcing rib 15 on one side of the wheel supporting piece 3 and used for detecting the rotating speed of the wheel; preferably, the speed measuring module 4 is a laser velocimeter.
In order to facilitate the application of force, the device further comprises a handle 12, and the two power arms 1 are rigidly connected with the handle 12. Preferably, the power arm 1, the support arm 2 and the handle 12 are integrally formed metal frameworks to form a bearing structure of the speed measuring device, and other components are all mounted on the metal frameworks.
Further, be equipped with mounting panel 13 between two power arms 1, be provided with first communication module 5 and battery package 6 in the mounting panel 13, the interface 7 that charges is seted up to mounting panel 13 one side, is equipped with button 14 and three pilot lamp on the mounting panel 13, is pilot lamp I9, pilot lamp II 10 and pilot lamp III 11 respectively. The first communication module 5 is electrically connected with the speed measuring module 4 and is used for transmitting the rotating speed signal collected by the speed measuring module 4. The battery pack 6 is responsible for supplying power to the speed measuring equipment, and the external charger charges the battery pack 6 through the charging interface 7. Key 14 is a power switch key of the device; for example, the speed measuring device is turned on when the key 14 is pressed, and the speed measuring device is turned off when the key 14 is pressed for a long time.
The indicator light is mainly used for prompting the startup and indicating the working states of the first communication module 5 and the battery pack 6. For example, when the mobile phone is started, three indicator lights flash together for 3 times alternately, the indicator light I9 is normally on to represent that wireless communication is normal, the indicator light I9 flashes to represent that wireless communication is abnormal, the indicator light II 10 flashes to represent that the battery pack voltage is low, and the indicator light II 10 flashes to represent that charging is performed. In addition, the indicator light can also be used for prompting the speed abnormality, the indicator light is electrically connected with the speed measuring module 4 through the control module, when the speed detected by the speed measuring module 4 exceeds a threshold value, the control module controls the corresponding indicator light to be turned on, for example, the indicator light III 11 is turned on constantly to represent the speed abnormality of the electric two-wheeled vehicle. In the embodiment, the pulley 8 is installed at the fulcrum of the equipment, so that the equipment is convenient to carry.
The process of adopting the equipment to carry out speed detection on the electric two-wheeled vehicle is as follows:
promote the speed measuring equipment, aim at wheel support piece 3 nut or bearing structure of electronic two wheeler rear axle, locate the nut or bearing structure card of both sides on wheel support piece 3's recess, the equipment fulcrum supports ground this moment, and power arm 1 and support arm 2 are the tilt state shown in figure 2.
The handle 12 is held by taking the equipment fulcrum as an original point, and is pressed downwards along the arrow direction, so that the power arm 1 drives the support arm 2 to rotate anticlockwise. According to the lever principle, under the driving of the power arm 1, the support arm 2 drives the wheel support member 3 to rotate, due to the contact of the wheel support member 3 and a nut or a bearing structure of a rear wheel shaft, the support arm 2 applies an upward inclined acting force (the direction of the force is towards the upper left direction in fig. 2) to the rear wheel shaft of the electric two-wheel vehicle, so that the electric two-wheel vehicle is erected towards the rear, in the process, the wheel support member 3 rotates relative to the support arm 2, but the nut or the bearing structure of the rear wheel shaft is always tightly clamped, and the erected electric vehicle tightly presses the power arm 1 and the support arm 2 through the wheel support member 3 to be in a state shown in fig. 3.
Electrify for the electric motor car, rotate the electronic two wheeler throttle, detect the actual rotational speed of rear wheel through module 4 that tests the speed, accessible charactron or LCD pipe direct display rotational speed also can be through first communication module 5 with the relevant data transmission of the rotational speed that module 4 that tests the speed to the remote equipment. After the test is finished, the speed measuring equipment is closed through the key 14.
It should be noted that, in this embodiment, the installation positions of the wheel support 3 and the speed measurement module 4 are not quantitatively defined, but the positions of the wheel support 3 and the speed measurement module should meet the following requirements: the distance from the wheel support 3 to the equipment pivot is larger than the radius of the rear wheel of the electric two-wheel vehicle, so as to ensure that the rear wheel of the electric two-wheel vehicle can be erected. In the process of erecting the rear wheel, the speed measuring module 4 also generates displacement along with the rotation of the power arm 1 and the supporting arm 2, and the rotation of the wheel can be detected in the state of fig. 3 no matter the initial position of the speed measuring module 4; preferably, the position of the speed measuring module 4 is adjustable, so that the detection requirements of the rear wheels of the electric vehicles with different diameters can be met.
As shown in fig. 4, a detection and identification system for a modified electric vehicle including the speed measuring device includes the speed measuring device, a handheld PDA device, an OBD device, and a cloud server. The speed measuring equipment is electrically connected with the handheld PDA equipment; the OBD equipment is matched with an OBD interface of the electric vehicle and is electrically connected with the handheld PDA equipment; the handheld PDA device is electrically connected with the cloud server.
After the speed measuring device is started, a communication connection relation is established between the speed measuring device and the handheld PDA device through the first communication module 5, and after the laser speed measuring module 4 detects the obtained rotating speed of the rear wheel of the electric two-wheel vehicle, rotating speed data are transmitted to the handheld PDA device through the first communication module 5.
And for the electric vehicle with the OBD interface, the OBD equipment is further adopted to acquire the parameter information of the whole electric vehicle. The OBD equipment comprises OBD interface, switch button, third communication module, pilot lamp. The OBD equipment is inserted into an OBD interface of the electric two-wheeled vehicle, the parameter information of the whole vehicle is transmitted to the handheld PDA equipment through the third communication module, and whether the electric vehicle is illegally modified or not is determined by identifying abnormal data in the handheld PDA equipment, for example, the output voltage is abnormal due to the illegal modification of a battery, and the rotating speed is abnormal due to the illegal modification of a motor. It should be noted that the speed measuring device measures the actual detected rotation speed of the physically unloaded wheel, and the data detected by the OBD device here comes from the motor controller, which is the rotation speed of the motor detected by the motor controller. The rotational speed of the motor is not equal to the rotational speed of the wheels, and if a transmission is modified, the ratio of the two speeds will be different.
The OBD equipment does not have a power supply, and is powered after being plugged into the electric two-wheeled vehicle.
As shown in fig. 5, the OBD device is equipped with an OBD interface 16, which is adapted to the OBD interface of the electric vehicle, and can be directly plugged into the OBD interface of the electric two-wheeled vehicle, so as to directly read the parameter information of the whole electric two-wheeled vehicle, specifically including battery voltage, battery temperature, motor speed, other sensor information, etc.
The switch button is used for the OBD equipment to start and shut down.
The indicator lamp is used for indicating the normal/abnormal wireless communication and the power supply condition of the equipment.
The third wireless module is responsible for transmitting the whole vehicle parameter information read from the electric two-wheeled vehicle to the handheld PDA device.
Similarly, the OBD device and the handheld PDA device should establish a communication connection relationship; the handheld PDA device is used for collecting information for law enforcement officers, can receive and process data returned by some speed measuring devices and OBD devices, and can upload information collected by the speed measuring devices, the OBD devices and the handheld PDA devices to the background cloud server.
Specifically, handheld PDA equipment includes the equipment body, is equipped with display screen, camera, laser two-dimensional code on the equipment body and sweeps module, document print module, one or more mechanical button, includes a plurality of touch screen button on the display screen, and the touch screen button includes identity information discernment button, license plate discernment button, frame number discernment button, the unusual repacking of automobile body discernment button, OBD detects the button, information submission button, document output button etc.. The equipment body is internally provided with a circuit board and a battery. The circuit board is provided with an RFID identification card identification module, a second communication module and a control unit. The RFID identification card identification module and the second communication module are electrically connected with the control unit; the display screen, the keys, the camera, the laser two-dimensional code scanning module and the document printing module are respectively and electrically connected with the control unit.
The speed measuring equipment and the handheld PDA equipment establish a wireless communication connection relationship through the first communication module 5 and the second communication module; the speed measuring equipment and the OBD equipment adopt interfaces for communication; the OBD device and the handheld PDA device establish a wireless communication connection relationship through the second communication module and the third communication module; the handheld PDA equipment and the background cloud server are in wireless communication connection (such as WiFi, 2G/3G/4G/5G and the like). The speed measuring equipment, the OBD equipment and the handheld PDA equipment under the wireless communication connection form a local area network, wherein the handheld PDA equipment is main equipment and can search the speed measuring equipment and the OBD equipment bound with the handheld PDA equipment within a certain range.
In a handheld PDA device, the display screen primarily displays some of the necessary information, as well as entering pertinent information into law enforcement personnel. The touch screen key is mainly used for starting different working states or working modes, corresponding mode icons can be designed and displayed on a display screen aiming at a photographing mode, a video recording mode, a laser two-dimensional code scanning mode, an RFID (radio frequency identification) identification card identification mode and an OBD (on-board diagnostics) detection mode, a law enforcement officer starts a required mode through the touch screen key, and after the required mode is started in a corresponding mode, the current PDA working state can be prompted on the screen.
The mechanical key is mainly used for turning on and off and restarting the equipment; for some common operating modes, the quick start can be realized by pressing a mechanical key for a long time.
The battery is responsible for supplying power to the PDA equipment and can be detached and replaced. The external charger of the interface that charges for PDA equipment.
The camera is responsible for shooting pictures in a shooting mode and recording videos in a shooting mode.
The laser two-dimensional code scanning module is responsible for scanning and identifying the frame number bar code and the two-dimensional code and acquiring frame number information.
The RFID identification card identification module is responsible for scanning the identification card and acquiring the information of the identification card.
The second communication module can actively search the speed measuring device and the OBD device bound with the second communication module, and can actively access the speed measuring device and the OBD device into the network of the second communication module. The second communication module is mainly responsible for receiving data collected by the speed measuring equipment and the OBD equipment into the handheld PDA equipment, processing the data by the control unit, and sending the processed data to the background cloud server through the second communication module.
And the document printing module is used for printing a related rectification list which is provided by law enforcement personnel for illegal refitting personnel.
The following is a working mode of the modified electric vehicle detection system:
in the law enforcement process, a law enforcement officer firstly requires the checked person to show an identity card, enters an RFID identity card identification mode by clicking an identity information identification key of the handheld PDA device, and reads the identity card information of the checked person through an RFID identity card identification module. The handheld PDA equipment enters an in-process inspection interface after correctly identifying the identity card information, and the display screen interface comprises a license plate identification key, a frame number identification key, an automobile body abnormal modification identification key, an OBD detection key, an information submission key and a document output key.
After entering the temporary inspection mode, law enforcement personnel can start the photographing mode through the mechanical key to photograph and obtain evidence or click the screen vehicle body abnormal modification recognition key to photograph and obtain evidence under the condition that the law enforcement personnel discover that the electric two-wheeled vehicle has similar changes or removes a speed limiting device and pedal riding equipment, and additionally install an umbrella stand and a hood, or are sprayed without authorization, installed and used special vehicles or are illegally modified by similar mark patterns, alarms, mark lamps and lanterns and the like, the wireless handheld PDA equipment can bind the evidence obtaining photos and personnel identity card information, the law enforcement personnel click the information submission key, and the wireless handheld PDA equipment uploads related information to the background cloud server through the second communication module.
After entering the temporary inspection mode, a law enforcement officer can enter the intelligent license plate identification mode by clicking the license plate identification key, at the moment, the law enforcement officer aims at the license plate by using the camera, the handheld PDA device automatically identifies the license plate number by a built-in image algorithm and binds license plate number information with identity card information of an inspected person, the law enforcement officer clicks the information submission key, and the handheld PDA device uploads related information to the background cloud server through the second communication module.
After entering the temporary inspection mode, a law enforcement person can click a frame number identification key or press a mechanical key for a long time to enter the frame number identification mode, the laser two-dimensional code scanning module starts to work at the moment, the law enforcement person aims at the frame number two-dimensional code or the bar code, the handheld PDA device automatically identifies the frame number and binds frame number information and identity card information of an inspected person, the law enforcement person clicks an information submission key, and the wireless handheld PDA device uploads related information to the background cloud server through the wireless module.
After entering the temporary check mode, the law enforcement officer can click the OBD detection button to enter the OBD detection mode. At this moment, the handheld PDA device firstly needs to detect whether the speed measuring device and the OBD device have access to the network, and if no prompt box is popped up, a law enforcement is prompted whether the speed measuring device is opened. The law enforcement should use the speed measurement equipment to get up electronic two-wheeled frame to connect the OBD equipment to on the electronic two-wheeled car OBD interface, and open the speed measurement equipment. After waiting for speed measuring equipment and OBD equipment all to access to the network, handheld PDA equipment gets into OBD detection mode, and the interface can indicate the law enforcement person to rotate the throttle handle this moment, and the electronic two wheeler rotational speed reaches the fastest. At the moment, the OBD equipment transmits the whole parameter information of the electric two-wheeled vehicle to the handheld PDA equipment through the third communication module, and if abnormal data occur, the handheld PDA equipment binds the abnormal data with the identity card information of the checked person. And meanwhile, after the speed measuring equipment is started, the testing module enters a rotating speed detecting state, the first communication module transmits the detected rotating speed information to the handheld PDA equipment, and similarly, if abnormal data occur, the handheld PDA equipment binds the abnormal data with the identity card information of the person to be checked. And the law enforcement personnel click the information submission button, and the handheld PDA device uploads the related information to the background cloud server through the second wireless module.
After the law enforcement person finishes all detection, the law enforcement person clicks the bill output key, the wireless handheld PDA device prints a relevant detection result according to an actual detection result, binds the identity card information of the person to be detected in the final report, and uploads the identity card information to the background cloud server together.
It should be noted that the algorithm according to the present invention is an existing computer software product, which is independent of the present invention, but can be executed by the present invention.
Claims (10)
1. The utility model provides an electric motor car speed measuring equipment which characterized in that: the device comprises a pair of power arms (1) which are arranged in parallel, wherein each power arm (1) is provided with a supporting arm (2), and the supporting arms (2) and the corresponding power arms (1) form a V-shaped bracket structure; a wheel supporting piece (3) is installed on the inner side of the V-shaped support structure and can rotate within a preset angle range, and a speed measuring module (4) is installed on one side of the wheel supporting piece (3);
the intersection point of the supporting arm (2) and the power arm (1) is an equipment fulcrum; nuts or bearing structures on two sides of a rear wheel shaft of the electric two-wheel vehicle are clamped on the wheel supporting piece (3), the power arm (1) is in an inclined and tilted state, and when the power arm (1) is pressed down by taking an equipment fulcrum as an original point, the supporting arm (2) rotates, so that the wheel supporting piece (3) is driven to support the electric two-wheel vehicle; the electric vehicle is started, and the rotating speed of the wheels is detected through the speed measuring module (4).
2. The electric vehicle speed measuring device according to claim 1, wherein: the device comprises a first communication module (5), wherein the first communication module is electrically connected with a signal output end of a speed measuring module (4) and is used for transmitting a rotating speed signal collected by the speed measuring module (4).
3. The electric vehicle speed measuring device according to claim 1, wherein: comprises a battery pack (6) for supplying power and a charging interface (7).
4. The electric vehicle speed measuring device according to claim 1, wherein: one or more indicator lights are included to indicate the operating status and/or rotational speed of the device as abnormal.
5. The electric vehicle speed measuring device according to claim 4, wherein: a pulley (8) is mounted at the device fulcrum.
6. The electric vehicle speed measuring device according to claim 1, wherein: the two power arms (1) are rigidly connected with the handle (12).
7. The electric vehicle speed measuring device according to claim 1, wherein: and reinforcing ribs (15) are arranged on the V-shaped support structure.
8. A retrofit electric vehicle detection and identification system comprising the electric vehicle speed measuring device of claim 2, wherein: the system comprises a speed measuring device, a handheld PDA device and a cloud server;
the first communication module (5) of the speed measuring equipment is electrically connected with the handheld PDA equipment, and the speed measuring equipment sends the rotating speed information to the handheld PDA equipment after acquiring the rotating speed of the rear wheel of the electric vehicle;
the handheld PDA device is used by law enforcement personnel, is in communication connection with the cloud server, is used for receiving data returned by the speed measuring device, is used for acquiring vehicle information and vehicle owner identity information, and is used for performing data interaction with the cloud server.
9. The retrofit electric vehicle detection and identification system of claim 8 wherein: the handheld PDA equipment comprises an equipment body, wherein a display screen, a key, a camera, a laser two-dimensional code scanning module and a document printing module are arranged on the equipment body, a circuit board and a battery are arranged in the equipment body, an RFID identification card identification module, a second communication module and a control unit are arranged on the circuit board, the RFID identification card identification module and the second communication module are electrically connected with the control unit, and the display screen, the key, the camera, the laser two-dimensional code scanning module and the document printing module are respectively and electrically connected with the control unit; the second communication module is in wireless communication connection with the cloud server, and the communication interface of the first communication module (5) is in wireless communication connection with the communication interface of the second communication module.
10. The retrofit electric vehicle detection and identification system of claim 8 wherein: the interface of the OBD device is matched with the OBD interface of the electric vehicle, and the OBD device is used for reading the parameter information of the whole electric vehicle; the OBD equipment comprises a third communication module, a communication interface of the third communication module is in wireless communication connection with a communication interface of the second communication module, and after the OBD equipment reads the parameter information of the whole electric vehicle, the information of the whole electric vehicle is sent to the handheld PDA equipment.
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| CN202122971617.6U CN216411326U (en) | 2021-11-30 | 2021-11-30 | Electric vehicle speed measuring equipment and modified electric vehicle detection and identification system |
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| CN202122971617.6U CN216411326U (en) | 2021-11-30 | 2021-11-30 | Electric vehicle speed measuring equipment and modified electric vehicle detection and identification system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114019183A (en) * | 2021-11-30 | 2022-02-08 | 江苏集萃集成电路应用技术管理有限公司 | Speed measuring equipment of electric vehicle, detection and identification system and detection and identification method of modified electric vehicle |
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2021
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114019183A (en) * | 2021-11-30 | 2022-02-08 | 江苏集萃集成电路应用技术管理有限公司 | Speed measuring equipment of electric vehicle, detection and identification system and detection and identification method of modified electric vehicle |
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