Vehicle-mounted electronic tag

Abstract

The utility model relates to a vehicle-mounted electronic tag, which comprises a shell, a circuit board, a director and a loudspeaker, wherein the shell comprises an upper cover and a lower shell which are buckled together; the circuit board and the director are arranged in the shell; the circuit board is electrically connected with a capacitor and a charging interface, the capacitor is used for supplying power to the circuit board, and the charging interface is used for being connected with an external power supply to charge the capacitor; and the loudspeaker is arranged in the shell and electrically connected with the circuit board, and the loudspeaker is used for voice broadcasting of ETC transaction information. According to the vehicle-mounted electronic tag provided by the utility model, through the charging interface and the loudspeaker which are electrically connected with the circuit board, the vehicle-mounted electronic tag can be connected with an external power supply through the charging interface to supply power to the capacitor, so that the situation that the vehicle-mounted electronic tag cannot be normally used due to insufficient electric quantity of a built-in battery is avoided, and ETC transaction information is broadcasted through voice of the loudspeaker; the distraction of the driver is reduced, and the driving safety is guaranteed.

Description

Technical Field

[0001] The utility model relates to the field of intelligent transportation technology, and more specifically, to a vehicle-mounted electronic tag. Background Art

[0002] The ETC (Electronic Toll Collection) non-stop toll collection system is used for vehicles to collect tolls without stopping when passing through highway toll stations. Car owners need to install an on-board electronic tag (OBU, On Board Unit) on the vehicle to complete microwave wireless communication with the roadside equipment (RSU, Road Side Unit) when passing through highway toll stations, so that the toll transaction can be completed while the vehicle is driving without stopping.

[0003] At present, most electronic tags are powered by built-in lithium batteries + solar energy, and the battery capacity and life are limited. Due to the slow charging speed of solar energy, frequent use will lead to a lack of power and make it unusable. In addition, the transaction information of existing electronic tags requires drivers to pay attention to the transaction display screen at the highway entrance to know the current transaction information, which will distract the driver's attention from driving and easily lead to traffic accidents. Utility Model Content

[0004] In view of this, the purpose of the present invention is to provide a vehicle-mounted electronic tag, aiming to solve the problems existing in the prior art.

[0005] According to the utility model, a vehicle-mounted electronic tag is provided, which includes: a housing, a circuit board, a director and a speaker; wherein:

[0006] The housing comprises an upper cover and a lower housing that are buckled together;

[0007] The circuit board and the director are arranged in the housing;

[0008] The circuit board is electrically connected with a capacitor and a charging interface, the capacitor is used to supply power to the circuit board, and the charging interface is used to connect an external power source to charge the capacitor;

[0009] The speaker is arranged in the housing and is electrically connected to the circuit board. The speaker is used for voice broadcasting of ETC transaction information.

[0010] Preferably, a Bluetooth button is provided on the housing, and the Bluetooth button is connected to the Bluetooth module on the circuit board and is used to manually turn on / off the Bluetooth module through a pressing mode.

[0011] Preferably, a buzzer is also provided on the circuit board, and the buzzer is used to emit a prompt sound when the ETC transaction is completed.

[0012] Preferably, a transaction indicator light and a charging indicator light are provided on the circuit board, and the transaction indicator light and the charging indicator light are used to display the transaction status and the charging status respectively.

[0013] Preferably, the transaction indicator light and the charging indicator light are both arranged on a side of the circuit board facing the upper cover, and the upper cover is provided with two light-transmitting grooves, which are respectively arranged corresponding to the transaction indicator light and the charging indicator light.

[0014] Preferably, the upper cover and the lower shell are connected by snap-fit ​​connection and / or screw connection.

[0015] Preferably, a fixing buckle for pressing and fixing the circuit board is provided on the upper cover, and the circuit board is connected to the upper cover via the fixing buckle.

[0016] Preferably, a microwave physical switch is provided on the circuit board, an ETC switch is provided on the housing, the ETC switch is connected to the microwave physical switch, and the ETC switch is used to turn on / off the microwave function.

[0017] Preferably, the lower shell is provided with a groove for limiting the speaker, the speaker is arranged in the groove, and the speaker is fixedly connected to the lower shell through a plurality of hot melt columns.

[0018] Preferably, a plurality of sound-permeable holes are provided in the groove of the lower shell.

[0019] The vehicle-mounted electronic tag provided by the utility model can be connected to an external power source through the charging interface to power the capacitor through a charging interface, which is electrically connected to a circuit board and a speaker, thereby avoiding the situation where the built-in battery cannot be used normally due to insufficient power. The ETC transaction information is broadcasted by the speaker, thereby reducing the driver's attention distraction and ensuring driving safety. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] The above and other objects, features and advantages of the present invention will become more apparent through the following description of the embodiments of the present invention with reference to the accompanying drawings.

[0021] Figure 1 An exploded view of a vehicle-mounted electronic tag according to an embodiment of the utility model is shown.

[0022] Figure 2 A top view of a vehicle-mounted electronic tag according to an embodiment of the utility model is shown.

[0023] Figure 3 A front view of a vehicle-mounted electronic tag according to an embodiment of the utility model is shown.

[0024] Figure 4A bottom view of a vehicle-mounted electronic tag according to an embodiment of the utility model is shown.

[0025] Figure 5 A schematic diagram of the inner structure of the upper cover of the vehicle-mounted electronic tag according to an embodiment of the utility model is shown.

[0026] Figure 6 A schematic diagram of the inner structure of the lower shell of the vehicle-mounted electronic tag according to an embodiment of the utility model is shown.

[0027] Figure 7 and Figure 8 They are schematic structural diagrams of the front and back sides of a circuit board in a vehicle-mounted electronic tag according to an embodiment of the utility model.

[0028] In the figure: 1. Shell; 101. Hot melt column; 11. Upper cover; 111. Light-transmitting groove of transaction indicator light; 112. Light-transmitting groove of charging indicator light; 113. Upper buckle; 114. Fixing buckle; 115. Screw column; 12. Lower shell; 121. Sound-transmitting hole; 122. Lower buckle; 123. Screw hole; 2. Circuit board; 21. Capacitor; 22. Charging interface; 23. Buzzer; 24. Microwave physical switch; 25. Transaction indicator light; 26. Charging indicator light; 3. Director; 4. Speaker; 5. ETC switch; 6. Bluetooth button; 7. Adhesive backing; 8. Anti-dismantling rod; 9. Fixing screw. DETAILED DESCRIPTION

[0029] Various embodiments of the present invention will be described in more detail below with reference to the accompanying drawings. In each of the accompanying drawings, the same elements are represented by the same or similar reference numerals. For the sake of clarity, the various parts in the accompanying drawings are not drawn to scale.

[0030] The utility model provides a vehicle-mounted electronic tag, see Figures 1 to 4 The vehicle-mounted electronic tag includes: a shell 1, a circuit board 2, a director 3 and a speaker 4; wherein the shell 1 includes an upper cover 11 and a lower shell 12 that are snapped together; the circuit board 2 and the director 3 are arranged in the shell 1, and are used to perform microwave wireless communication with the road test equipment to complete the ETC transaction; the circuit board 2 is electrically connected to a capacitor 21 and a charging interface 22, the capacitor 21 is used to power the circuit board 2, and the charging interface 22 is used to connect an external power supply to charge the capacitor 21; the speaker 4 is arranged in the shell 1 and is electrically connected to the circuit board 2, and the speaker 4 is used to voice broadcast ETC transaction information.

[0031] Specifically, the circuit board 2 is provided with a main control module, a microwave communication module, a voice module and a power management module, and the microwave communication module, the voice module and the power management module are all electrically connected to the main control module; the microwave communication module is used for microwave wireless communication with the road test equipment; the main control module is used to process the communication information received by the microwave wireless communication module and execute ETC transactions; the voice module is used to convert digital signals into analog signals and play them through the speaker 4 when the ETC transaction is completed and when the equipment fails; the power management module is connected between the charging interface 22 and the capacitor 21, and is used for voltage conversion, charging management, power distribution and power monitoring. When the capacitor 21 is low on power, it will remind the user to charge. The bottom wall of the lower shell 12 is used to be fixedly connected to the windshield of the car. A boss is provided on the bottom wall of the lower shell 12. A back glue 7 is provided on the boss. The back glue 7 is used to stick the shell 1 to the car windshield. The lower shell 12 is also pierced with an anti-disassembly rod 8. One end of the anti-disassembly rod 8 located in the shell 1 is connected to the circuit board 2. When the vehicle-mounted electronic tag shell 1 is pasted on the car windshield, the anti-disassembly rod 8 will contact the touch switch on the circuit board 2 when it is pressed down to activate the electronic tag. When the vehicle-mounted electronic tag is removed, the anti-disassembly rod 8 pops up, and the anti-disassembly rod 8 is separated from the activation switch on the circuit board 2. The electronic tag is dormant and needs to be reactivated to restore its function. The anti-disassembly rod 8 ensures that the vehicle-mounted electronic tag is not illegally disassembled or moved after installation. In this embodiment, the charging interface 22 is a Type-c interface, and the capacitor 21 is a rechargeable large-capacity capacitor. The capacitor 21 is charged through the charging interface 22. A full charge can meet normal use for 120 days.

[0032] Furthermore, a buzzer 23 is also provided on the circuit board 2, and the buzzer 23 is used to issue a prompt sound when the ETC transaction is completed. Specifically, when the ETC transaction is completed, the buzzer 23 will issue a short flute sound to remind.

[0033] Furthermore, the circuit board 2 is provided with a Bluetooth module, and the Bluetooth module is used to communicate with a terminal device with a Bluetooth function; the housing 1 is provided with a Bluetooth button 6, and the Bluetooth button 6 is connected to the Bluetooth module on the circuit board 2, and is used to manually turn on / off the Bluetooth module through a pressing mode. For example, by turning on the Bluetooth connection function of the vehicle-mounted electronic tag, configuring it through Bluetooth, connecting the mobile phone through Bluetooth, and operating it through the APP on the mobile phone, the switching function of the voice broadcast of the speaker 4 of the vehicle-mounted electronic tag and the sound prompt of the buzzer 23 can be realized. At the same time, through the Bluetooth connection of the mobile phone, it is convenient for users to issue and activate the vehicle-mounted electronic tag by themselves, and it is convenient for users to recharge, etc.

[0034] Furthermore, a transaction indicator light 25 and a charging indicator light 26 are provided on the circuit board 2, and the transaction indicator light 25 and the charging indicator light 26 are used to display the transaction status and the charging status respectively.

[0035] Specifically, in this embodiment, the voice broadcast and indicator light prompt of the vehicle-mounted electronic tag are as follows: when the vehicle enters the highway intersection, the speaker 4 of the vehicle-mounted electronic tag will broadcast "transaction successful" to prompt the transaction to start, and the transaction indicator light 25 will flash green at this time; when the vehicle enters the highway exit, the speaker 4 of the vehicle-mounted electronic tag will broadcast "deduction of XX.XX yuan" to prompt that the transaction deduction is completed, and the transaction indicator light 25 will flash green at this time. When the capacitor 21 of the vehicle-mounted electronic tag is low in power, the speaker 4 of the vehicle-mounted electronic tag will broadcast "the device is low in power", and it is necessary to charge through the charging interface 22 at this time. When charging, the charging indicator light 26 will light up, and the charging status can be judged according to the state of the charging indicator light 26. The green light of the charging indicator light 26 flashes at intervals to indicate that it is charging, and the green light of the charging indicator light 26 is always on to indicate that the charging is about to end. Trickle charging, the green light of the charging indicator light 26 is off to indicate that the charging is complete. When using the Bluetooth function of the vehicle-mounted electronic tag, long press the Bluetooth button 6 once to turn on the Bluetooth function, and the speaker 4 voice broadcasts "Bluetooth is turned on", and the transaction indicator 25 flashes red; press the Bluetooth button 6 again to turn off the Bluetooth function, and the speaker 4 voice broadcasts "Bluetooth is turned off", and the red transaction indicator 25 goes out.

[0036] In this embodiment, Figure 8 As shown, the transaction indicator light 25 and the charging indicator light 26 are both arranged on the side of the circuit board 2 facing the upper cover 11, and the upper cover 11 is provided with two light-transmitting grooves, which are respectively arranged corresponding to the transaction indicator light 25 and the charging indicator light 26. Figure 5 As shown, the upper cover 11 is provided with a transaction indicator light transmissive groove 111 corresponding to the transaction indicator light 25, and a charging indicator light transmissive groove 112 corresponding to the charging indicator light 26. By providing the transmissive groove on the upper cover 11, the lamp tube of the indicator light can better penetrate the upper cover 11, which is convenient for users to observe.

[0037] Furthermore, the upper cover 11 and the lower shell 12 are connected by snapping and / or screwing. Specifically, in this embodiment, upper snapping 113 is provided on two opposite side walls of the upper cover 11, and lower snapping 122 is correspondingly provided on two opposite side walls of the lower shell 12. By snapping the upper snapping 113 and the lower snapping 122 together, the upper cover 11 and the lower shell 12 can be snapped together. Specifically, a snapping groove is provided on the upper snapping 113, and a snapping protrusion is provided on the lower snapping 122. The snapping protrusion of the lower snapping 122 is snapped into the snapping groove of the upper snapping 113. See Figure 5 and Figure 6 In this embodiment, a screw column 115 is respectively provided on both sides of the width direction of the upper cover 11, and screw holes 123 adapted to the screw column 115 are respectively provided on both sides of the width direction of the lower shell 12. The lower shell 12 and the upper cover 11 are connected by fixing screws 9, and the fixing screws 9 pass through the screw holes 123 and are threadedly connected to the screw columns 115.

[0038] In this embodiment, the upper cover 11 is provided with a fixing buckle 114 for pressing and fixing the circuit board 2, and the circuit board 2 is connected to the upper cover 11 through the fixing buckle 114. Positioning holes matching the screw columns 115 are respectively opened on both sides of the width direction of the circuit board 2, and the circuit board 2 is used in conjunction with the screw columns 115 on the upper cover 11 through the positioning holes to position the circuit board 2, thereby ensuring the accuracy of the installation position of the circuit board 2.

[0039] Furthermore, a microwave physical switch 24 is provided on the circuit board 2, and an ETC switch 5 is provided on the housing 1. The ETC switch 5 is connected to the microwave physical switch 24, and the ETC switch 5 is used to turn on / off the microwave function. With such a configuration, the vehicle-mounted electronic tag can turn on and off the microwave function of the vehicle-mounted electronic tag through the ETC switch 5 without the need to pull out the card. When the microwave function of the vehicle-mounted electronic tag is turned on through the ETC switch 5, the vehicle can pass through the ETC lane normally, realize real-time transactions, and automatically lift the barrier. When the microwave function of the vehicle-mounted electronic tag is turned off through the ETC switch 5, the vehicle cannot pass through the ETC lane and can only use the manual lane, pay fees manually, and lift the barrier manually.

[0040] Specifically, Figure 7 As shown, in this embodiment, the microwave physical switch 24 and the charging interface 22 are both arranged on the side of the circuit board 2 facing the lower shell 12, and the microwave physical switch 24 and the charging interface 22 are both located on the same side of the width direction of the circuit board 2. The ETC switch 5 is an external structural component of the microwave physical switch 24, which is sleeved on the microwave physical switch 24 for use. A limit slot for fixing the ETC switch 5 and a notch for extending the charging interface 22 out of the outer shell 1 are provided at the joint between the upper cover 11 and the side wall of the lower shell 12. The limit slot can limit the left and right movement of the ETC switch 5. After the upper cover 11 and the lower shell 12 are buckled together, the ETC switch 5 is limited to move up and down. The charging interface 22 is welded and fixed on the circuit board 2, and the charging interface 22 extends from the notch to facilitate the connection of the external power charging cable.

[0041] Furthermore, the lower shell 12 is provided with a groove for limiting the position of the speaker 4, the speaker 4 is arranged in the groove, and the speaker 4 is fixedly connected to the lower shell 12 through a plurality of hot melt columns 101. In this embodiment, the speaker 4 is an elliptical structure, and correspondingly, the groove is an elliptical groove that matches the shape of the speaker 4. After the speaker 4 is installed on the lower shell 12, it is connected to the circuit board 2. The circuit board 2 is provided with a socket. The speaker 4 is connected to the socket on the circuit board 2 through a 2PIN connecting line with a wiring plug. See Figure 5 and Figure 6 In this embodiment, the Bluetooth button 6 is connected to the upper cover 11 through a hot melt column 101, and the button of the Bluetooth button 6 extends out of the upper cover 11 through a through hole on the upper cover 11; the director 3 is connected to the lower shell 12 through the hot melt column 101.

[0042] Furthermore, a plurality of sound-permeable holes 121 are provided at the groove of the lower shell 12. By providing the sound-permeable holes 121, the voice broadcast of the speaker 4 can be better transmitted outside the shell 1, so that the user can hear the voice broadcast content of the vehicle-mounted electronic tag voice speaker 4 more clearly.

[0043] In summary, the vehicle-mounted electronic tag provided by the utility model can be connected to an external power source through the charging interface to power the capacitor through a charging interface, via a charging interface and a speaker electrically connected to the circuit board, thereby avoiding the situation where the built-in battery cannot be used normally due to insufficient power, and the ETC transaction information is broadcasted through the speaker voice, thereby reducing the driver's attention distraction and ensuring driving safety.

[0044] It should be noted that, in this article, relational terms such as first and second, etc. are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any such actual relationship or order between these entities or operations. Moreover, the terms "include", "comprise" or any other variants thereof are intended to cover non-exclusive inclusion, so that a process, method, article or device including a series of elements includes not only those elements, but also other elements not explicitly listed, or also includes elements inherent to such process, method, article or device. In the absence of further restrictions, the elements defined by the statement "comprise a ..." do not exclude the presence of other identical elements in the process, method, article or device including the elements.

[0045] Finally, it should be noted that: Obviously, the above embodiments are only examples for clearly explaining the present invention, and are not intended to limit the implementation methods. For ordinary technicians in the relevant field, other different forms of changes or modifications can be made based on the above description. It is not necessary and impossible to list all the implementation methods here. The obvious changes or modifications derived from this are still within the scope of protection of the present invention.

Claims

1. A vehicle-mounted electronic tag, characterized in that: include: Housing, circuit board, director and speaker; wherein, The housing comprises an upper cover and a lower housing that are buckled together; The circuit board and the director are arranged in the housing; The circuit board is electrically connected with a capacitor and a charging interface, the capacitor is used to supply power to the circuit board, and the charging interface is used to connect an external power source to charge the capacitor; The speaker is arranged in the housing and is electrically connected to the circuit board. The speaker is used for voice broadcasting of ETC transaction information.

2. The vehicle-mounted electronic tag according to claim 1, characterized in that: The housing is provided with a Bluetooth button, which is connected to the Bluetooth module on the circuit board and is used to manually turn on / off the Bluetooth module through a pressing mode.

3. The vehicle-mounted electronic tag according to claim 2, characterized in that: A buzzer is also provided on the circuit board, and the buzzer is used to emit a prompt sound when the ETC transaction is completed.

4. The vehicle-mounted electronic tag according to claim 1, characterized in that: The circuit board is provided with a transaction indicator light and a charging indicator light, and the transaction indicator light and the charging indicator light are used to display the transaction status and the charging status respectively.

5. The vehicle-mounted electronic tag according to claim 4, characterized in that: The transaction indicator light and the charging indicator light are both arranged on the side of the circuit board facing the upper cover. The upper cover is provided with two light-transmitting grooves, which are respectively arranged corresponding to the transaction indicator light and the charging indicator light.

6. The vehicle-mounted electronic tag according to claim 1, characterized in that: The upper cover and the lower shell are connected by snap-fit ​​connection and / or screw connection.

7. The vehicle-mounted electronic tag according to claim 1, characterized in that: The upper cover is provided with a fixing buckle for pressing and fixing the circuit board, and the circuit board is connected to the upper cover via the fixing buckle.

8. The vehicle-mounted electronic tag according to claim 1, characterized in that: The circuit board is provided with a microwave physical switch, the housing is provided with an ETC switch, the ETC switch is connected to the microwave physical switch, and the ETC switch is used to turn on / off the microwave function.

9. The vehicle-mounted electronic tag according to claim 1, characterized in that: The lower shell is provided with a groove for limiting the speaker, the speaker is arranged in the groove, and the speaker is fixedly connected to the lower shell through a plurality of hot melt columns.

10. The vehicle-mounted electronic tag according to claim 9, characterized in that: A plurality of sound-permeable holes are arranged at the groove of the lower shell.

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