CN218647515U - Car key with OBU function - Google Patents

Abstract

The utility model discloses a car key with OBU function, one side of key casing is equipped with vehicle control button, be equipped with the controller in the key casing, the battery is connected to the power end of controller, be equipped with in the key casing and be used for the interactive communication module of OBU device communication with road side RCU device or other vehicles, the opposite side of key casing is equipped with the display screen, communication module connects and mutual information with the controller, the controller is connected and is exported display signal and show to the display screen demonstration. The utility model discloses an on with the OBU module integration to the car key, can realize through the locomotive key and can realize communication interactive with road side RCU unit, also can realize the information interaction with the OBU of other vehicles, provide dual guarantee for driving safety.

Description

Car key with OBU function

Technical Field

The utility model relates to a car key.

Background

When on-vehicle OBU unit is in unable work or under the invalid state, the safety information and the authentication information of vehicle can't carry out effectual reporting, and the vehicle can't carry out effective interdynamic with the high in the clouds under this condition, especially has a lot of inconvenient circumstances such as when ETC swipes the card or when testing the speed at a high speed under the high-speed condition.

There are also mechanisms currently available for OBU interaction with a mobile phone, such as:

the publication number is CN 112040063A, the publication date is 2020, 12, 4 and the patent name is 'a Bluetooth data information transmission method between a mobile phone and an OBU', the publication document discloses a Bluetooth data information transmission method between a mobile phone and an OBU, firstly, data information is subpackaged, the data information which needs to be sent at present is set as an ith packet, and delay time is set; acquiring and sending the ith packet data information; the system judges whether the ith packet data information is successfully sent to the OBU; if the data is not successfully sent to the OBU, stopping data sending and calling back a failure result, and ending; if the packet is successfully sent to the OBU, a success result is called back, and then whether the ith packet is the data information of the last packet is judged; if the data information is not the last packet of data information, waiting for the delay time, acquiring the (i + 1) th packet of data information, and repeating the second step of operation; if the packet is the last packet of data information, ending data sending and calling back a success result, and ending;

the publication number is CN109714715A, the publication date is 2019, 5, month and 3, and the patent name is publication document of "a method and system for displaying OBU consumption information in real time through a mobile phone terminal", which discloses a method and system for displaying OBU consumption information in real time through a mobile phone terminal, and the method comprises the following steps: s1, binding an APP account of a mobile phone end with OBU equipment in a vehicle; s2, in the running process of the vehicle, enabling the APP to keep in a running state, starting a Bluetooth module of a mobile phone end, and polling and detecting Bluetooth equipment in a preset range; s3, after the transaction of the OBU and the road side unit is finished, starting a Bluetooth module of the OBU and starting broadcasting; s4, the APP identifies the bound OBU equipment, sends a connection request to the OBU equipment and establishes a Bluetooth communication link; s5, after the establishment is successful, the APP sends a consumption information request to the OBU equipment; s6, the OBU equipment returns consumption information to the APP; s7, analyzing and displaying the received consumption information by the APP; and S8, the APP disconnects the Bluetooth communication link.

The OBU is partially interactive through the mobile phone, but when the mobile phone is out of power or a driver cannot notice instrument alarm, the safety risk is increased suddenly, and at the moment, if intervention of pushing of vehicle alarm information of a third party is needed, the safety risk is reduced. Therefore, it is necessary to design a more reasonable and reliable device with OBU function for use in automobiles.

Disclosure of Invention

The utility model aims to solve the technical problem that realize one kind and can carry out the automobile key of vehicle information interaction as OBU's supplementary carrier.

In order to realize the purpose, the utility model discloses a technical scheme be: the utility model provides an automobile key with OBU function, one side of key casing is equipped with vehicle control button, be equipped with the controller in the key casing, the battery is connected to the power end of controller, be equipped with in the key casing and be used for communicating interactive communication module with the OBU device of road side RCU device or other vehicles, the opposite side of key casing is equipped with the display screen, communication module connects and mutual information with the controller, the controller is connected and is exported display signal and show to the display screen.

The key shell is internally fixed with a loudspeaker, and the controller is connected with and outputs an audio signal to the loudspeaker for playing.

And an indicator light is arranged on the surface of the key shell and is connected with the signal output end of the controller.

The indicator light and the display screen are positioned on the same side of the key shell.

The key shell is provided with a key for closing the prompt on the surface, and the key is connected with a signal input end of the controller.

The key casing is equipped with the interface that charges on the surface, the interface connection controller that charges.

The key and the charging interface are located on the end face of the key shell.

The utility model discloses an on the key of car is integrated to the OBU module, can realize realizing through the locomotive key and can realize communication interactive with road side RCU unit, also can realize information interaction with the OBU of other vehicles, provide dual guarantee for driving safety.

Drawings

The following brief descriptions of the contents expressed by each drawing and the marks in the drawings in the present specification are as follows:

FIG. 1 is a schematic side view of a key display of an automobile;

FIG. 2 is a schematic view of an end face structure of a key for a vehicle;

FIG. 3 is a schematic view of a key side structure of a key of an automobile;

FIGS. 4 and 5 are schematic views showing the operation states of the key display side of the car

FIG. 6 is a functional block diagram of an automobile key OBU;

the labels in the above figures are: 1. a key housing; 2. a display screen; 3. pressing a key; 4. an indicator light; 5. a charging interface; 6. a horn.

Detailed Description

The following description of the embodiments with reference to the drawings is intended to illustrate the present invention in further detail, such as the shapes and structures of the components, the mutual positions and connections between the components, the functions and working principles of the components, the manufacturing process, and the operation and use methods, etc., so as to help those skilled in the art understand the present invention more completely, accurately and deeply.

The basic functions of the existing OBU include three types of service, management and security.

1. The service function is realized around the V2X service, and the report of the BSM message, the receiving and analysis of the V2X message, the reading and analysis of the CAN data and the display and reminding of the message are completed;

2. the management function is responsible for completing the authentication, management and maintenance of the equipment;

3. the safety function is responsible for realizing the safety protection of information interaction between the OBU equipment and other interaction objects.

The automobile key with the OBU function is provided with a key shell 1, the whole size and shape of the key are the same as those of a conventional key, the key is of a cuboid structure, one side of the key is provided with a vehicle control key 3 as shown in figure 3, for example, the key is provided with an unlocking key, an locking key, a trunk unlocking key and the like, each control key 3 is connected with a controller, and the controller sends a corresponding control signal to a vehicle.

The OBU module can realize communication interaction with the RCU unit on the road side after being integrated, and can also realize information interaction with the OBUs of other vehicles, so that a vehicle owner can receive traffic light signal push, serious early warning information (such as extreme fog weather, road construction and the like), common early warning information (such as rain and snow weather and the like), speed limit information, forward collision early warning, vehicle speed information, front vehicle emergency brake information, speed limit information, vehicle speed information and the like. The OBU module integrated in the key belongs to the prior art, is only fixed in the key, and is provided with a communication module for communication interaction with a roadside RCU device or OBU devices of other vehicles, and a controller for receiving signals of the communication module, so that the controller and an original vehicle key can share the same controller, and two independent controllers can be adopted to respectively execute respective functions. The opposite side of key casing 1 is equipped with display screen 2, and the controller is connected and output display signal shows to display screen 2, shows the information of reminding by display screen 2.

Because the communication function that needs to maintain the OBU module need be supported from car key end provides the battery electric quantity, but power consumption is great than traditional car key, so can not adopt the button cell's of traditional mode battery strategy to carry out the electric quantity and support, adopt to add independent lithium cell power supply mode and carry out the module power supply. The key shell 1 is provided with a charging interface 5 on the surface, and the charging interface 5 is connected with a controller and can charge a battery (a preferential lithium battery) in the key. Key casing 1 establishes on the surface and is equipped with button 3 that is used for closing the suggestion, 3 connection director's of button signal input part can initiatively cancel after reporting to the police through button 3, also can start display screen 2 when not reporting to the police, knows the parameter information of key, for example looks over residual capacity, and button 3 and charge interface 5 are located key casing 1's terminal surface.

In addition, 1 internal fixation of key casing has loudspeaker 6, and the controller is connected and is exported audio signal to loudspeaker 6 broadcast, can carry out audio frequency suggestion after receiving the signal, avoids putting the key in the pocket and can't know the warning, and key casing 1 is equipped with pilot lamp 4 on the surface, 4 connection director's of pilot lamp signal output part, pilot lamp 4 can remind the user through the highlight, also can be as the warning that the electric quantity is not enough as required, and pilot lamp 4 and display screen 2 are located key casing 1's homonymy

When the OBU is used specifically, the control method can be edited as required, the display logic of the existing OBU module can be adopted, for example, various real-time push information can be checked and received through the mini display screen 2 on the car key, and therefore adverse conditions encountered in driving are avoided. If the display screen 2 pushes the information outer indicator lamp 4 to continuously turn red after receiving the serious early warning information, the alarm sound will continuously sound, and the indicator lamp 4 and the alarm sound can be turned off through the nearby physical key 3 after more than 5 s.

The present invention has been described above with reference to the accompanying drawings, and it is to be understood that the invention is not limited to the specific embodiments described above, and that the invention is not limited to the specific embodiments described above, but rather is intended to cover various insubstantial modifications of the inventive method and solution, or its application to other applications without modification.

Claims (7)

1. The utility model provides a car key with OBU function, one side of key casing is equipped with vehicle control button, be equipped with the controller in the key casing, the battery is connected to the power end of controller, its characterized in that: be equipped with in the key casing and be used for the interactive communication module of OBU device communication with road side RCU device or other vehicles, the opposite side of key casing is equipped with the display screen, communication module connects and interacts information with the controller, the controller is connected and is exported display signal and show to the display screen demonstration.

2. The OBU-enabled car key according to claim 1, wherein: the key casing is fixed with the loudspeaker in the casing, the controller is connected and is exported audio signal and broadcast to the loudspeaker.

3. The OBU-enabled car key according to claim 2, wherein: and an indicator light is arranged on the surface of the key shell and is connected with a signal output end of the controller.

4. The OBU-enabled car key according to claim 3, wherein: the indicator light and the display screen are positioned on the same side of the key shell.

5. The OBU-enabled car key according to any one of claims 1-4, wherein: the key shell is provided with a key for closing the prompt on the surface, and the key is connected with a signal input end of the controller.

6. The OBU-enabled car key according to claim 5, wherein: the key casing is equipped with the interface that charges on the surface, the interface connection controller that charges.

7. The OBU-enabled car key of claim 6, wherein: the key and the charging interface are located on the end face of the key shell.

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