CN115657561A - Credit vehicle locking risk prevention and control method - Google Patents
Credit vehicle locking risk prevention and control method Download PDFInfo
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- CN115657561A CN115657561A CN202211338149.1A CN202211338149A CN115657561A CN 115657561 A CN115657561 A CN 115657561A CN 202211338149 A CN202211338149 A CN 202211338149A CN 115657561 A CN115657561 A CN 115657561A
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Abstract
The invention provides a credit vehicle locking risk prevention and control method which comprises the following steps: and the vehicle networking platform carries out qualification audit on the dealer and the financial company when acquiring a request instruction of starting a credit vehicle locking function of the vehicle, which is sent by the dealer/the financial company. If the qualification meets the requirements, a function activating instruction is sent to the remote control terminal of the corresponding vehicle through the vehicle networking platform. After receiving the activation instruction, the remote control terminal conducts handshake verification with the automobile instrument through the CAN bus, and if the verification is qualified, the remote control terminal sends an activation message to trigger an activation locking function program of the automobile instrument and determines the position and the state of the automobile. The automobile instrument is in signal connection with the engine controller through the CAN bus, and sends an engine control message to the engine controller when receiving a vehicle control instruction, so that the engine controller controls the rotating speed and the output torque of the engine according to the engine control message. The invention can reduce the development cost of remotely locking the automobile and is convenient for popularization and application of the rental automobile.
Description
Technical Field
The invention relates to the technical field of automobile remote control, in particular to a credit lock risk prevention and control method.
Background
With the rapid development of automobile leasing markets and the increasing of car purchasing modes in loan transaction, each automobile factory, dealer, financial company and the like have own risk control system, and the core is that risk prevention and control, control logic and variation are carried out through an automobile networking platform, a remote control terminal and an engine, so that the popularization and the application of the automobile industry are not convenient. The current mainstream risk prevention and control system controls vehicles by grades: the first-stage locking is to limit the rotating speed and the speed of the engine, and the second-stage locking is to: engine starting is restricted. This approach has the following disadvantages: (1) because the engines are various, the handshake check passes through the private CAN, and the handshake check logic is different from that of a remote control terminal, so that the development difficulty of an automobile factory is high, the cost is high, and the application range limitation is too large. (2) The more the engine version number types are, the higher the probability of handshake check failure is, so that the probability of vehicle passive locking is increased, and customer complaints are caused. (3) The mainstream wind control system can cause that the vehicle can not be started when in high-level control, thereby causing great loss to customers. Meanwhile, under special conditions, the vehicle may not be started, the air conditioner of the vehicle is affected and the like cannot work, and loss is caused to customers. Therefore, how to reduce the problems of high development cost and long-distance unlocking vehicle control period caused by a plurality of types of engines is of great significance.
Disclosure of Invention
The invention provides a credit car locking risk prevention and control method, which solves the problems of high development cost and long period of remote car locking caused by various types of existing car engines, can reduce the development cost of remote car locking of cars, and is convenient for popularization and application of rented cars.
In order to achieve the above purpose, the invention provides the following technical scheme:
a credit lock risk prevention and control method comprises the following steps:
the vehicle networking platform carries out qualification audit on the dealer and the financial company when acquiring a request instruction of starting a credit vehicle locking function of a vehicle, which is sent by the dealer/the financial company;
if the qualification meets the requirement, a function activating instruction is sent to the remote control terminal of the corresponding vehicle through the vehicle networking platform;
after receiving the activation instruction, the remote control terminal conducts handshake verification with the automobile instrument through a CAN bus, and if the verification is qualified, the remote control terminal sends an activation message to trigger an activation locking function program of the automobile instrument and determines the position and the state of the automobile;
the automobile instrument is in signal connection with the engine controller through the CAN bus, and sends an engine control message to the engine controller when receiving a vehicle control instruction, so that the engine controller controls the rotating speed and the output torque of the engine according to the engine control message.
Preferably, the method further comprises the following steps:
when the client is overdue and not paid or the client vehicle cancels the limitation, the wind control manager sends a wind control instruction through the Internet of vehicles platform;
the remote control terminal converts the wind control command into a wind control message and sends the wind control message to the automobile instrument when receiving the wind control command;
and the automobile instrument sends an engine control message to the automobile engine controller according to the wind control message.
Preferably, the method further comprises the following steps:
and setting a local emergency unlocking mode, and unlocking the vehicle through the local emergency unlocking mode when the remote control terminal has communication abnormity or faults so as to recover the normal running state of the vehicle.
Preferably, the method further comprises the following steps:
setting the emergency unlocking times, adding 1 to the emergency unlocking times after the vehicle is subjected to a local emergency unlocking mode, and if the emergency unlocking times are larger than a set threshold value, sending emergency unlocking times overrun alarm.
Preferably, the method also comprises the following steps:
and setting an emergency unlocking duration threshold or an emergency unlocking duration threshold, and after the vehicle is subjected to emergency unlocking, resuming the vehicle locking control when the vehicle duration reaches the emergency unlocking duration threshold or the vehicle duration reaches the emergency unlocking duration threshold.
Preferably, the remote control terminal and the automobile instrument perform handshake verification, including:
after the remote control terminal and the automobile instrument are activated, the remote control terminal actively sends a handshake message each time the remote control terminal is powered on, wherein the handshake message contains relevant information of the remote control terminal;
the automobile instrument receives the handshake message, compares the handshake message with preset remote control terminal related information, and sends a response message if the handshake message is consistent with the preset remote control terminal related information;
and the remote control terminal judges whether the handshake verification is successful or not after receiving the response message, if the handshake verification is successful, the remote control terminal stops sending the handshake message, and if the handshake verification is failed, the remote control terminal continues sending the handshake message until the cumulative sending times of the remote control terminal reach a set value.
Preferably, the sending of the activation message by the remote control terminal triggers an activation locking function program of the automobile instrument, and the activation locking function program includes:
and the remote control terminal sends a request message through a CAN bus to trigger the activation process of the automobile instrument, and if the remote control terminal does not receive the seed message sent by the automobile instrument after requesting for 1s, the remote control terminal sends the request again, and the request is not received for 5 times continuously, the remote control terminal feeds back activation failure information to the Internet of vehicles platform.
Preferably, the remote control terminal sends an activation message to trigger an activation locking function program of the automobile instrument, and the method further includes:
after receiving the request message, the automobile instrument triggers and activates a vehicle locking function process, and sends a seed message to the remote control terminal within 1 s;
and after receiving the seed message, the remote control terminal checks the conformity of the seed message, and if the conformity is met, the triggering is successful.
Preferably, the remote control terminal sends an activation message to trigger an activation locking function program of the automobile instrument, and the method further includes:
the remote control terminal calculates a key through a cryptographic algorithm agreed by both parties and sends a key message, the automobile instrument receives the key message and checks the accuracy, and if the key message is accurate, the automobile instrument locking function is successfully activated.
Preferably, the controlling the rotation speed and the output torque of the engine according to the engine control message includes:
the automobile instrument sends out an engine rotating speed limiting message, the engine controller reduces the rotating speed of the engine to an idle speed according to an engine MAP (MAP) table, and an accelerator pedal instruction is locked until a vehicle control target is reached.
The invention provides a credit vehicle locking risk prevention and control method, which is characterized in that an activation instruction is sent to a remote control terminal of a vehicle through a vehicle networking platform, so that the remote control terminal activates a vehicle locking function of an automobile instrument, and then an engine control message is sent through the automobile instrument to control the operation of the vehicle. The problem of current automobile engine kind many easily cause long-range locking to have the development cost height and cycle length is solved, can reduce the long-range locking development cost of car, be convenient for lease car's popularization and application.
Drawings
In order to more clearly describe the specific embodiments of the present invention, the drawings to be used in the embodiments will be briefly described below.
FIG. 1 is a schematic view of a credit lock risk prevention and control method provided by the invention.
FIG. 2 is a schematic diagram of a credit lock risk prevention and control process provided by the present invention.
Fig. 3 is a schematic diagram of an emergency locking mode provided in an embodiment of the present invention.
Detailed Description
In order to make the technical field to better understand the solution of the embodiments of the present invention, the embodiments of the present invention are further described in detail below with reference to the accompanying drawings and the embodiments.
Aiming at the problem of high development cost of remote car locking caused by multiple types of current car engines, the invention provides a credit car locking risk prevention and control method, which solves the problems of high development cost and long period of remote car locking caused by multiple types of current car engines, can reduce the development cost of remote car locking of cars, and is convenient for popularization and application of rented cars.
As shown in fig. 1 and 2, a credit lock risk prevention and control method includes:
s1: and the vehicle networking platform carries out qualification audit on the dealer and the financial company when acquiring a request instruction of starting a credit vehicle locking function of the vehicle, which is sent by the dealer/the financial company.
S2: and if the qualification meets the requirement, sending a function activation instruction to the remote control terminal of the corresponding vehicle through the vehicle networking platform.
S3: after receiving the activation instruction, the remote control terminal conducts handshake verification with the automobile instrument through the CAN bus, and if the verification is qualified, the remote control terminal sends an activation message to trigger an activation locking function program of the automobile instrument and determine the position and the state of the automobile.
S4: the automobile instrument is in signal connection with the engine controller through the CAN bus, and sends an engine control message to the engine controller when receiving a vehicle control instruction, so that the engine controller controls the rotating speed and the output torque of the engine according to the engine control message.
Specifically, when a customer loans for a car, a dealer/finance company requires the car to start a credit locking risk control system, and the opening function is provided through the car networking platform. After the auditing is passed, a function activating instruction is issued through the platform, the remote control terminal receives the activating instruction, determines the position and the state of the vehicle based on the Beidou or GPS high-precision positioning module, and performs activating and handshake checking with the automobile instrument through the CAN message. The method can solve the problems of high development cost, long period, high difficulty and the like of a host factory caused by multiple engine varieties, reduce the probability of passive vehicle locking, and is convenient to popularize and apply in the field of automobiles.
The method further comprises the following steps:
and when the client is overdue and not paid or the client vehicle cancels the limitation, the wind control manager sends a wind control instruction through the Internet of vehicles platform.
And the remote control terminal converts the wind control command into a wind control message when receiving the wind control command and sends the wind control message to the automobile instrument.
And the automobile instrument sends an engine control message to the automobile engine controller according to the wind control message.
The method further comprises the following steps: and setting a local emergency unlocking mode, and unlocking the vehicle through the local emergency unlocking mode when the remote control terminal has communication abnormity or faults so as to recover the normal running state of the vehicle.
The method further comprises the following steps: setting emergency unlocking times, adding 1 to the emergency unlocking times after a vehicle is subjected to a local emergency unlocking mode, and sending emergency unlocking times out-of-limit alarm if the emergency unlocking times are larger than a set threshold value.
In practical application, as shown in fig. 3, under the condition that communication is abnormal or the remote control terminal T-BOX is in fault, the T-BOX cannot receive an unlocking instruction issued by a platform, so that the vehicle locking state is released, under the condition, the combined control of a brake and an accelerator can be adopted, and a physical unlocking mode is adopted to help a customer vehicle to recover the normal driving state, so that the customer can have sufficient time to arrive at a maintenance station for vehicle repair.
The method further comprises the following steps: and setting an emergency unlocking duration threshold or an emergency unlocking duration mileage threshold, and after the vehicle is subjected to emergency unlocking, resuming the vehicle locking control when the vehicle duration reaches the emergency unlocking duration threshold or the vehicle duration mileage reaches the emergency unlocking duration mileage threshold.
Further, the remote control terminal and the motormeter carry out the check-up of shaking hands, include:
after the remote control terminal and the automobile instrument are activated, the remote control terminal actively sends a handshake message each time the remote control terminal is powered on, wherein the handshake message contains relevant information of the remote control terminal.
And the motormeter receives the handshake message and compares the handshake message with preset remote control terminal related information, and if the handshake message is consistent with the preset remote control terminal related information, a response message is sent.
And the remote control terminal judges whether the handshake verification is successful or not after receiving the response message, if the handshake verification is successful, the remote control terminal stops sending the handshake message, and if the handshake verification is failed, the remote control terminal continues sending the handshake message until the cumulative sending times of the remote control terminal reach a set value.
Further, the remote control terminal sends an activation message to trigger an activation locking function program of the automobile instrument, and the activation locking function program comprises the following steps:
the remote control terminal sends a request message through a CAN bus to trigger an activation process of the automobile instrument, and if the remote control terminal does not receive a seed message sent by the automobile instrument after requesting for 1s, the remote control terminal sends a request again and does not receive the request for 5 times continuously, the remote control terminal feeds back activation failure information to the Internet of vehicles platform.
Further, the remote control terminal sending an activation message to trigger an activation locking function program of the automobile instrument, further comprising:
after receiving a request message, the automobile instrument triggers and activates a car locking function process, and sends a seed message to the remote control terminal within 1 s;
and after receiving the seed message, the remote control terminal checks the conformity of the seed message, and if the conformity is met, the triggering is successful.
Further, the remote control terminal sending an activation message to trigger an activation locking function program of the automobile instrument, further comprising:
the remote control terminal calculates a key through a cryptographic algorithm agreed by both parties and sends a key message, the automobile instrument receives the key message and checks the accuracy, and if the key message is accurate, the automobile instrument locking function is successfully activated.
Further, the controlling the rotating speed and the output torque of the engine according to the engine control message includes:
the automobile instrument sends out an engine rotating speed limiting message, the engine controller reduces the rotating speed of the engine to an idle speed according to an engine MAP (MAP) table, and an accelerator pedal instruction is locked until a vehicle control target is reached.
Further, after the remote control terminal and the automobile instrument are activated (including locking and unlocking states), when the automobile instrument is replaced, the remote control terminal detects the response state of the automobile instrument every time the automobile instrument is powered on, and if the automobile instrument is not activated, the remote control terminal automatically activates the locking function of the automobile instrument; when a new remote control terminal is replaced, the terminal ID changes, and the automobile instrument performs passive locking. And issuing a reactivation command by the platform, and issuing a wind control command for canceling vehicle restriction after the remote control terminal is successfully activated. The remote control terminal and the automobile instrument replacement management and control, anti-disassembly function and emergency unlocking function can be added.
The invention provides a credit vehicle locking risk prevention and control method, which is characterized in that an activation instruction is sent to a remote control terminal of a vehicle through a vehicle networking platform, so that the remote control terminal activates a vehicle locking function of an automobile instrument, and then an engine control message is sent through the automobile instrument to control the operation of the vehicle. The problem of current automobile engine kind many easily cause long-range locking to have the development cost height and cycle length is solved, can reduce the long-range locking development cost of car, be convenient for lease car's popularization and application.
The construction, features and functions of the present invention have been described in detail with reference to the embodiments shown in the drawings, but the present invention is not limited to the embodiments shown in the drawings, and all equivalent embodiments modified or modified by the spirit and scope of the present invention should be protected without departing from the spirit of the present invention.
Claims (10)
1. A credit lock risk prevention and control method is characterized by comprising the following steps:
the vehicle networking platform performs qualification auditing on the dealers and the financial companies when acquiring a request instruction for starting a credit vehicle locking function of a vehicle, which is sent by the dealers/the financial companies;
if the qualification meets the requirement, a function activating instruction is sent to the remote control terminal of the corresponding vehicle through the vehicle networking platform;
after receiving the activation instruction, the remote control terminal conducts handshake verification with the automobile instrument through a CAN bus, and if the verification is qualified, the remote control terminal sends an activation message to trigger an activation locking function program of the automobile instrument and determines the position and the state of the automobile;
the automobile instrument is in signal connection with the engine controller through the CAN bus, and sends an engine control message to the engine controller when receiving a vehicle control instruction, so that the engine controller controls the rotating speed and the output torque of the engine according to the engine control message.
2. The credit lock risk prevention and control method of claim 1, further comprising:
when the client is overdue and not paid or the client vehicle cancels the limitation, the wind control manager sends a wind control instruction through the Internet of vehicles platform;
the remote control terminal converts the wind control command into a wind control message when receiving the wind control command and sends the wind control message to the automobile instrument;
and the automobile instrument sends an engine control message to the automobile engine controller according to the wind control message.
3. The credit lock risk prevention and control method of claim 2, further comprising:
and setting a local emergency unlocking mode, and unlocking the vehicle through the local emergency unlocking mode when the remote control terminal has communication abnormity or faults so as to recover the normal running state of the vehicle.
4. The credit lock risk prevention and control method of claim 3, further comprising:
setting emergency unlocking times, adding 1 to the emergency unlocking times after a vehicle is subjected to a local emergency unlocking mode, and sending emergency unlocking times out-of-limit alarm if the emergency unlocking times are larger than a set threshold value.
5. The credit lock risk prevention and control method of claim 4, further comprising:
and setting an emergency unlocking duration threshold or an emergency unlocking duration mileage threshold, and after the vehicle is subjected to emergency unlocking, resuming the vehicle locking control when the vehicle duration reaches the emergency unlocking duration threshold or the vehicle duration mileage reaches the emergency unlocking duration mileage threshold.
6. The credit lock risk prevention and control method of claim 5, wherein the remote control terminal performs handshake verification with the motormeter, comprising:
after the remote control terminal and the automobile instrument are activated, the remote control terminal actively sends a handshake message each time the remote control terminal is powered on, wherein the handshake message contains relevant information of the remote control terminal;
the motormeter receives the handshake message and compares the handshake message with preset remote control terminal related information, and if the handshake message is consistent with the preset remote control terminal related information, a response message is sent;
and the remote control terminal judges whether the handshake verification is successful or not after receiving the response message, if the handshake verification is successful, the remote control terminal stops sending the handshake message, and if the handshake verification is failed, the remote control terminal continues sending the handshake message until the cumulative sending times of the remote control terminal reach a set value.
7. The credit lock car risk prevention and control method according to claim 6, wherein the remote control terminal sends an activation message to trigger an activation lock car function program of a car meter, comprising:
the remote control terminal sends a request message through a CAN bus to trigger an activation process of the automobile instrument, and if the remote control terminal does not receive a seed message sent by the automobile instrument after requesting for 1s, the remote control terminal sends a request again and does not receive the request for 5 times continuously, the remote control terminal feeds back activation failure information to the Internet of vehicles platform.
8. The credit lock risk prevention and control method of claim 7, wherein the remote control terminal sends an activation message to trigger an activation lock function program of a vehicle instrument, further comprising:
after receiving the request message, the automobile instrument triggers and activates a vehicle locking function process, and sends a seed message to the remote control terminal within 1 s;
and after receiving the seed message, the remote control terminal checks the conformity of the seed message, and if the conformity is met, the triggering is successful.
9. The credit lock risk prevention and control method of claim 8, wherein the remote control terminal sends an activation message to trigger an activation lock function program of a vehicle instrument, further comprising:
the remote control terminal calculates a key through a cryptographic algorithm agreed by both parties and sends a key message, the automobile instrument receives the key message and checks the accuracy, and if the key message is accurate, the automobile instrument locking function is successfully activated.
10. The credit lock risk prevention and control method according to claim 9, wherein the controlling the engine speed and output torque according to the engine control message comprises:
the automobile instrument sends out an engine rotating speed limiting message, the engine controller reduces the rotating speed of the engine to an idle speed according to an engine MAP table, and an accelerator pedal instruction is locked until a vehicle control target is reached.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211338149.1A CN115657561A (en) | 2022-10-28 | 2022-10-28 | Credit vehicle locking risk prevention and control method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211338149.1A CN115657561A (en) | 2022-10-28 | 2022-10-28 | Credit vehicle locking risk prevention and control method |
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| Publication Number | Publication Date |
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| CN115657561A true CN115657561A (en) | 2023-01-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211338149.1A Pending CN115657561A (en) | 2022-10-28 | 2022-10-28 | Credit vehicle locking risk prevention and control method |
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| CN (1) | CN115657561A (en) |
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- 2022-10-28 CN CN202211338149.1A patent/CN115657561A/en active Pending
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