Vehicle-mounted radio equipment

Abstract

The utility model discloses a vehicle-mounted radio device comprising a housing which comprises a main housing body, a pedestal, a front housing and a decoration frame. The lower end of the main shell is detachably connected with a base through a connecting piece, a PCBA board is arranged in the main shell, a front shell is arranged on the front face of the PCBA board, a decoration frame is arranged on the periphery of the front shell, a touch lens is connected to the decoration frame, and the touch lens is electrically connected with the PCBA board. And the back surface of the shell is provided with a connecting plug. The vehicle-mounted radio device has the advantages that the technical problems that in the prior art, a vehicle-mounted radio device is single in function, and in the follow-up maintenance process, workers cannot conveniently assemble and disassemble the vehicle-mounted radio device, so that the follow-up maintenance cost is increased are solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to vehicle-mounted equipment technical field, concretely relates to a vehicle-mounted radio equipment. BACKGROUND

[0002] The vehicle-mounted radio equipment is an electronic device on a vehicle, mainly used for receiving audio signals sent by a broadcasting station and converting the audio signals into sound; it is usually composed of an antenna, a tuning circuit, an amplification circuit, an auxiliary circuit and an output circuit; the antenna is a component for receiving radio signals, the tuning circuit is used for frequency selection, the amplification circuit is used for amplifying signals, the auxiliary circuit is used for controlling the operation of the tuning circuit and the amplification circuit, and the output circuit is used for driving a loudspeaker to emit sound;

[0003] In the Chinese utility model CN207869094U, a vehicle-mounted radio is provided, which mainly solves the problem that the existing vehicle-mounted radio is prone to sound diffusion during actual use, thereby reducing user experience; however, the overall function of the device is relatively single, the overall installation and dismounting efficiency of the vehicle-mounted radio is low, and the internal elements of the vehicle-mounted radio are inconvenient to replace in the subsequent maintenance, which virtually reduces the working efficiency of the vehicle-mounted radio. SUMMARY

[0004] The utility model aims at overcoming the above technical deficiencies, providing a vehicle-mounted radio equipment, solving the technical problem that the vehicle-mounted radio equipment in the prior art has a single function and is inconvenient for workers to install and dismount during subsequent maintenance, thereby increasing the subsequent maintenance cost.

[0005] To achieve the above technical purposes, the utility model adopts the following technical scheme:

[0006] In a first aspect, the utility model provides a vehicle-mounted radio equipment, comprising:

[0007] A shell comprises a main shell, a base, a front shell and a decorative frame; the lower end of the main shell is detachably connected with the base through a connecting piece, and the inside of the main shell is provided with a PCBA board, the front shell is arranged on the front surface of the PCBA board, the outer periphery of the front shell is provided with a decorative frame, and a touch lens is connected to the decorative frame, wherein the touch lens is electrically connected with the PCBA board; the back surface of the shell is provided with a plug connector.

[0008] In some embodiments, the back surface of the main shell is provided with a groove, the base is provided with a sealing plate matched with the groove, and semicircular notches are arranged on the groove and the sealing plate, and the two notches form a hole for the plug connector to extend outward.

[0009] In some embodiments, a plurality of heat dissipation holes are formed in the top of the main shell.

[0010] In some embodiments, the base upper end is provided with connecting barrels on both sides, and the main shell lower end is provided with a rod body matched with the connecting barrels.

[0011] In some embodiments, the front shell is provided with a plurality of connecting slots, and the decorative frame is provided with mounting protrusions matched with the connecting slots; the front shell is further provided with extension blocks on both sides, the extension blocks are used to extend into the main shell, and the extension blocks are further provided with threaded holes matched with the main shell, and the threaded holes are provided with connecting pieces.

[0012] In some embodiments, the touch lens is respectively provided with an adjusting knob, a touch screen key and a display screen, and the adjusting knob, the touch screen key and the display screen are electrically connected with the PCBA board.

[0013] In some embodiments, the PCBA board is further provided with a power supply module, a single-chip microcomputer and a Bluetooth chip; the power supply module, the single-chip microcomputer and the Bluetooth chip are electrically connected with the PCBA board, and the main shell is further provided with a loudspeaker inside, and the loudspeaker is electrically connected with the PCBA board.

[0014] In some embodiments, the plug connector is electrically connected with the power supply module through a wire, and the wire is provided with a protective sleeve on the outer periphery.

[0015] In some embodiments, the connecting piece includes a bottom screw and a side wall screw; the bottom screw is used to connect the main shell and the base, and the side wall screw is used to connect the main shell and the front shell.

[0016] Compared with the prior art, the vehicle-mounted radio equipment provided by the utility model adopts a spliced structure, the main shell and the base are fastened through a connecting piece, and a PCBA board is arranged inside the main shell, wherein the PCBA board is an indispensable component of the vehicle-mounted radio equipment, integrates a printed circuit board, electronic elements and solder, and jointly constructs a core structure of an electronic device, a decorative frame is assembled on the front shell, and a touch lens is arranged on the decorative frame, so that a worker can control the PCBA board through the touch lens, and a plug connector is used to supply power to the whole radio equipment. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 is the overall schematic view of the vehicle-mounted radio equipment provided by the utility model embodiment;

[0018] Figure 2 is the side view schematic view of the vehicle-mounted radio equipment provided by the utility model embodiment;

[0019] Figure 3 is an explosion schematic view of the vehicle-mounted radio equipment provided by the embodiment of the present application;

[0020] Figure 4 is a first side surface schematic view of the vehicle-mounted radio equipment provided by the embodiment of the present application; Figure 3

[0021] Figure 5 is a rear view of the vehicle-mounted radio equipment provided by the embodiment of the present application; Figure 3

[0022] Figure 6 is a second side surface schematic view of the vehicle-mounted radio equipment provided by the embodiment of the present application; Figure 3

[0023] Figure 7 is a system principle block diagram of the vehicle-mounted radio equipment provided by the embodiment of the present application;

[0024] Figure 8 is a circuit principle diagram of the vehicle-mounted radio equipment provided by the embodiment of the present application.

[0025] The figure mark explanation: 1, the casing; 2, main shell; 21, the groove body; 22, the heat dissipation hole; 3, the base; 31, the connecting barrel; 32, the sealing plate; 4, the front shell; 41, the connecting slot; 42, the extension block; 421, the screw hole; 5, the decorative frame; 51, the mounting protrusion; 6, the touch lens; 61, the adjusting knob; 62, the touch screen button; 63, the display screen; 7, the PCBA board; 8, the plug; 81, the protective sleeve; 9, the connecting piece; 91, the bottom screw; 92, the side wall screw. DETAILED DESCRIPTION

[0026] In order to make the purpose, technical scheme and advantages of the present application more clear, the present application will be further described in detail below with reference to the drawings and examples. It should be understood that the specific examples described herein are only used to explain the present application and do not limit the present application.

[0027] In order to solve the technical problem that the vehicle-mounted radio equipment in the prior art has a single function, and it is inconvenient for the staff to disassemble and assemble the vehicle-mounted radio equipment during subsequent maintenance, thereby increasing the subsequent maintenance cost, the present application provides a vehicle-mounted radio equipment, which can realize quick disassembly and assembly of the vehicle-mounted radio equipment by the staff, and improve the subsequent maintenance efficiency of the vehicle-mounted radio equipment.

[0028] ​​​It needs to be explained that the vehicle-mounted radio equipment is used for but not limited to vehicle-mounted equipment and the like, in order to facilitate the description, in the utility model, only the vehicle-mounted radio equipment is applied to the vehicle-mounted field as an example for description, and the principle of the vehicle-mounted radio equipment applied to other types of equipment is substantially same with the principle applied to the vehicle-mounted field, which is not described here.

[0029] Please refer to Figure 1 , Figure 1 It is a structural schematic view of the vehicle-mounted radio equipment in the embodiment of the utility model, a kind of vehicle-mounted radio equipment, including casing 1, it includes main shell 2, base 3, front shell 4 and decorative frame 5;Main shell 2 lower end is detachably connected with base 3 by connecting piece 9, and the inside of main shell 2 is provided with PCBA board 7, front shell 4 is arranged at the front of PCBA board 7, and the outer periphery of front shell 4 is provided with decorative frame 5, and touch lens 6 is connected on decorative frame 5, wherein touch lens 6 is electrically connected with PCBA board 7;The back of casing 1 is provided with plug 8.

[0030] In the embodiment, wherein the application adopts assembled structure, main shell 2 and base 3 are fastened by connecting piece 9, and PCBA board 7 is arranged in the inside of main shell 2, wherein PCBA board 7 is an indispensable component in vehicle-mounted radio equipment, which integrates printed circuit board, electronic component and solder, and jointly constructs the core structure of electronic equipment, wherein decorative frame 5 is assembled on front shell 4, and touch lens 6 is arranged on decorative frame 5, to facilitate staff to control PCBA board 7 through touch lens 6, wherein plug 8 is used to power the entire radio equipment.

[0031] In one embodiment, please refer to Figures 1-6 To improve the dismounting efficiency of the device, the back of main shell 2 is provided with groove 21, and base 3 is provided with sealing plate 32 matched with groove 21, both groove 21 and sealing plate 32 are provided with semicircular notches, the two notches form a hole for plug 8 to extend outward, both sides of the upper end of base 3 are provided with connecting barrel 31, the lower end of main shell 2 is provided with rod body matched with connecting barrel 31, front shell 4 is provided with multiple connecting slots 41, and decorative frame 5 is provided with mounting protrusions 51 matched with connecting slots 41;Both sides of front shell 4 are also provided with extension blocks 42, which are used to extend into main shell 2, and extension blocks 42 are also provided with screw holes 421 matched with main shell 2, connecting piece 9 is arranged in screw holes 421, connecting piece 9 includes bottom screw 91 and side wall screw 92;Bottom screw 91 is used to connect main shell 2 and base 3, and side wall screw 92 is used to connect main shell 2 and front shell 4.

[0032] In the embodiment, the groove 21 is arranged on the back of the main shell 2, which is convenient to cooperate with the sealing plate 32 on the base 3. The groove 21 can be shielded by the sealing plate 32. The semicircular notch is arranged on the groove 21 and the sealing plate 32. The two notches form a circular hole, which is convenient for the connecting wire of the plug-in connector 8 to extend into the main shell 2 and be connected with the PCBA board 7. The connecting barrels 31 are arranged on the two sides of the upper end of the base 3. The lower end of the connecting barrel 31 is a hollow structure. The rod body for inserting into the inside of the connecting barrel 31 is arranged in the main shell 2. The main shell 2 and the base 3 can be tightly connected by the bottom screw 91. In order to facilitate the assembly of the front shell 4 and the main shell 2, the extension blocks 42 are arranged on the two sides of the front shell 4. The extension blocks 42 are used to extend into the main shell 2. The threaded holes 421 are arranged on the extension blocks 42. The front shell 4 and the main shell 2 can be assembled by the side wall screw 92, so as to enhance the integrity of the device and facilitate the subsequent installation and disassembly. The multiple mounting protrusions 51 are arranged on the decorative frame 5, which is convenient to cooperate with the connecting slot 41 on the front shell 4, so that the decorative frame 5 is quickly assembled on the front shell 4, and the overall appearance is improved.

[0033] In one of the embodiments, please refer to Figure 1 In order to improve the heat dissipation efficiency of the device, the top of the main shell 2 is provided with a plurality of heat dissipation holes 22.

[0034] In the embodiment, the plurality of strip-shaped heat dissipation holes 22 are arranged on the top of the main shell 2, which is convenient for heat to be discharged outward, so as to achieve better heat dissipation effect and avoid that the electronic elements run in a high-temperature environment for a long time.

[0035] In one of the embodiments, please refer to Figure 7 and Figure 8 In order to improve the working efficiency of the PCBA board 7, the touch lens 6 is respectively provided with the adjusting knob 61, the touch screen button 62 and the display screen 63. The adjusting knob 61, the touch screen button 62 and the display screen 63 are electrically connected with the PCBA board 7. The PCBA board 7 is further provided with a power supply module, a single-chip microcomputer and a Bluetooth chip. The power supply module, the single-chip microcomputer and the Bluetooth chip are electrically connected with the PCBA board 7. The main shell 2 is further provided with a loudspeaker, which is electrically connected with the PCBA board 7. The plug-in connector 8 is electrically connected with the power supply module through the wire. The outer periphery of the wire is provided with the protective sleeve 81.

[0036] In this embodiment, the device is provided with a single-chip microcomputer, a Bluetooth chip and a loudspeaker, so that the device also has other functions, wherein the Bluetooth chip can be connected to a mobile phone to play music and drive the loudspeaker in the vehicle to play music, wherein a USB interface is also arranged on the outer side of the main shell 2 for providing 5V / 2A charging and reading U disk songs and playing, wherein various sound effect prompt sounds are stored in the FLASH after being converted into 16 hexadecimal data through digital sampling; when the loudspeaker needs to play the prompt sound, the MCU reads the data from the FLASH, and sends the analog audio signal into the single-chip microcomputer analog synthesis at the corresponding audio sampling rate and sampling bit depth, and the analog audio signal is sent into the class D audio power amplifier for power amplification after being filtered by the high / low pass filter, so as to drive the loudspeaker to sound, the Bluetooth chip sends and receives Bluetooth signals through the internal radio frequency module, and the baseband processor processes the digital signals received by the radio frequency transceiver; the microcontroller performs external interaction and data transmission: and a Bluetooth antenna is added on the PCBA board 7 to receive broadcast signals, and the received broadcast signals are amplified by the frequency front-end circuit without introducing additional noise; the mixer mixes the received radio frequency signal with the signal generated by the local oscillator, so as to obtain an intermediate frequency signal, the Bluetooth chip encodes the audio signal (such as using SBC, AAC and other audio encoding formats), and then sends it to the paired Bluetooth audio device through the Bluetooth wireless link, and the device decodes and plays the audio signal.

[0037] In order to better understand the utility model, the following is combined Figures 1 to 8 The technical scheme of the utility model is described in detail: wherein the bottom screw 91 penetrates the connecting barrel 31 at the lower end of the base 3, so that the base 3 and the main shell 2 are assembled, wherein when the base 3 and the main shell 2 are assembled, the sealing plate 32 on the base 3 is used to shield the groove 21 on the back of the main shell 2, when the main shell 2 and the base 3 are assembled, the PCBA board 7 is placed in the main shell 2, and the extension block 42 is fixed on the two sides of the inner wall of the main shell 2 by penetrating the threaded hole 421 through the side wall screw 92, so that the main shell 2 and the front shell 4 are assembled, then the mounting protrusion 51 on the decorative frame 5 is inserted into the connecting slot 41 of the front shell 4, so that the decorative frame 5 and the front shell 4 are installed, and the touch lens 6 is arranged in the decorative frame 5, the PCBA board 7 is controlled through the adjusting knob 61, the touch screen button 62 and the display screen 63 on the touch lens 6, the overall structure of the device is simple to assemble and disassemble, and convenient to operate, when internal parts need to be repaired or replaced in the future, the staff can quickly assemble and disassemble, and multiple modules are arranged on the PCBA board 7, so that the device has multiple functions, and the function of the radio device is greatly improved.

[0038] The specific implementation of the utility model above does not constitute a limitation on the protection scope of the utility model. Any other corresponding changes and modifications made according to the technical concept of the utility model should be included in the protection scope of the utility model claim.

Claims

1. A car audio device, characterized by comprising: The utility model relates to a kind of intelligent touch mirror, including: Casing, including main shell, base, front shell and decorative frame;The lower end of the main shell is detachably connected with base by connecting piece, and the inside of the main shell is provided with PCBA board, front shell is located in the front of the PCBA board, the outer periphery of the front shell is provided with decorative frame, and touch lens is connected on the decorative frame, wherein the touch lens is electrically connected with the PCBA board;The back of the casing is provided with plug connector.

2. The car audio apparatus according to claim 1, wherein: The back of the main shell is provided with groove, the base is provided with sealing plate matched with the groove, and semicircular notch is provided on the groove and the sealing plate, and two notches form a hole for the plug connector to extend outward.

3. The car audio apparatus according to claim 1, wherein: The top of the main shell is provided with a plurality of heat dissipation holes.

4. The car radio of claim 1, wherein: The two sides of the upper end of the base are provided with connecting barrel, and the lower end of the main shell is provided with rod matched with the connecting barrel.

5. The car radio of claim 1, wherein: The front shell is provided with a plurality of connecting slots, and the decorative frame is provided with mounting protrusion matched with the connecting slot;The two sides of the front shell are also provided with extension block, the extension block is used to extend into the main shell, and the extension block is also provided with screw hole matched with the main shell, and connecting piece is arranged in the screw hole.

6. The car radio of claim 1, wherein: Adjusting knob, touch screen key and display screen are respectively arranged on the touch lens, and the adjusting knob, the touch screen key and the display screen are electrically connected with the PCBA board.

7. The car radio of claim 1, wherein: Power supply module, single-chip microcomputer and Bluetooth chip are further arranged on the PCBA board;The power supply module, the single-chip microcomputer and the Bluetooth chip are electrically connected with the PCBA board, and the main shell is further provided with loudspeaker inside, and the loudspeaker is electrically connected with the PCBA board.

8. A car radio according to claim 7, characterized in that: The plug connector is electrically connected with the power supply module through wire, and the outer periphery of the wire is provided with protective sleeve.

9. The car radio of claim 5, wherein: The connecting piece includes bottom screw and side wall screw;The bottom screw is used to connect the main shell and the base, and the side wall screw is used to connect the main shell and the front shell.

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