CN213462166U - Vehicle and vehicle-mounted audio and video system thereof - Google Patents

Abstract

The utility model discloses a vehicle-mounted audio-visual system, its sound subassembly includes the casing and the speaker that is dismantled and assembled to inlay in the casing, be provided with the switch in the speaker, sound unit and first control module, first power module, first wireless connection module, power amplifier and first rechargeable battery in addition, be provided with the contact module that charges on the speaker, be provided with the charging contact seat on the casing, the outside protrusion of charging contact seat is provided with the terminal post that charges, the lockhole has on the outer wall of the both sides of speaker, be provided with the lockpin with lockhole counterpoint adaptation on the inner wall of casing, be provided with the actuating mechanism that drives lockpin axial extension on the casing, still be provided with control assembly; the central processing unit is internally provided with a second control module, a second power supply module, a second wireless connection module, a decoder and a second rechargeable battery. The assembly of the vehicle-mounted audio-video system is simple, convenient and easy to disassemble and assemble, and the operation efficiency is higher. The utility model also discloses a vehicle of using above-mentioned on-vehicle audio-visual system.

Description

Vehicle and vehicle-mounted audio and video system thereof

Technical Field

The utility model relates to a supporting subassembly technical field of on-vehicle audio-visual system, in particular to on-vehicle audio-visual system. The utility model discloses still relate to an use vehicle of this on-vehicle audio-visual system.

Background

With the improvement of life quality of people, the requirements on sound quality are gradually increased, the application scenes of sound equipment are more and more extensive, and a vehicle-mounted audio and video system is one of the sound equipment. With the increasing proportion of vehicles in daily trips, the performance of vehicle-mounted audio and video systems is receiving increasing attention from people.

At present, many people purchase the car audio-visual system and change and reequip the former car audio-visual system for experiencing high-quality sound effect at a high price, but the stereo set of former car audio-visual system is limited by its self structure, and the dismouting is comparatively inconvenient, causes to operate too complicatedly when implementing corresponding repacking and change operation, causes a great deal of inconvenience for relevant repacking change and corresponding dismouting maintenance operation.

Therefore, how to simply and efficiently perform the assembly and disassembly operations of the vehicle audio/video system is an important technical problem that needs to be solved by those skilled in the art.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a vehicle-mounted audio-visual system, this vehicle-mounted audio-visual system's subassembly dismouting simple accurate, operating efficiency is higher. Another object of the utility model is to provide a vehicle of using above-mentioned on-vehicle audio-visual system.

In order to solve the technical problem, the utility model provides a vehicle audio-visual system, which comprises a central processing unit and a plurality of audio components connected by signals, wherein the audio components comprise a casing arranged in a vehicle body and a loudspeaker detachably embedded in the casing in an opposite way, a switch, a sound unit and a first control module are arranged in the loudspeaker, a first power module, a first wireless connection module, a power amplifier and a first charging battery are also arranged on the loudspeaker, the loudspeaker is provided with a charging contact module which is respectively electrically connected with the first control module and the first power module, the casing is provided with a charging contact seat which is matched with and electrically connected with the charging contact module in an opposite way, a plurality of charging posts connected with a vehicle-mounted power supply are arranged on the outer protrusion of the charging contact seat, the loudspeaker is characterized in that lock holes are respectively formed in the outer walls of two sides of the loudspeaker, lock pins which are in one-to-one correspondence with the lock holes and are coaxially aligned and matched are arranged on the inner wall of the casing, a driving mechanism capable of driving the lock pins to stretch and retract along the axial direction is arranged on the casing, and a control assembly matched with the driving mechanism is further arranged on the casing;

the central processing unit is internally provided with a second control module, a second power supply module, a second wireless connection module, a decoder and a second rechargeable battery, wherein the second power supply module, the second wireless connection module, the decoder and the second rechargeable battery are electrically connected with the second control module, and the second wireless connection module is in communication connection with the first wireless connection module.

Preferably, the control assembly comprises a wireless control module in signal connection with an external control device and a wired touch key.

Preferably, a separation module capable of pushing the loudspeaker to be separated from the inside of the casing is arranged on the casing, and the separation module is in signal connection with the control component.

Preferably, be provided with magnet on the outer wall of speaker, separation module include with magnet counterpoint magnetism inhale the complex iron plate and drive the separation drive arrangement that the iron plate removed.

Preferably, a state monitoring module which can monitor the working position of the lock pin and is in signal connection with external control equipment is arranged on the machine shell.

Preferably, the bottom of casing is provided with the constant head tank, the bottom of speaker be provided with the constant head tank is dismantled and assembled the positioning seat of inlaying the dress adaptation to counterpoint.

Preferably, the loudspeaker is further provided with at least two inverter holes, and each inverter hole is symmetrically arranged with the central axis of the loudspeaker as a reference.

Preferably, the outer edge of the casing is provided with at least 2 mounting lugs, the casing is detachably connected with the vehicle body through screws penetrating through the mounting lugs, and the mounting lugs are uniformly arranged along the circumferential direction of the casing.

Preferably, the central processing unit further comprises a touch screen disposed in a compartment of the vehicle body.

The utility model also provides a vehicle, including automobile body and on-vehicle audio-visual system, on-vehicle audio-visual system is as above-mentioned arbitrary on-vehicle audio-visual system.

Compared with the prior art, the utility model provides a vehicle-mounted audio-visual system, in its use, through counterpoint inlay fit realize the reliable equipment between speaker and casing to further guarantee the assembly strength between speaker and casing through the counterpoint cartridge adaptation structure between lockpin and lockhole; when the loudspeaker is required to be disassembled, the driving mechanism can be controlled to operate through the control assembly to drive the lock pin to retract until the lock pin is pulled out from the lock hole, then the loudspeaker can be directly pulled out from the casing so as to implement corresponding part maintenance or replacement and modification of the sound assembly, if the loudspeaker needs to be reassembled on the casing, the loudspeaker only needs to be embedded in the casing in an alignment mode, then the driving mechanism drives the lock pin to extend along the axial direction through the control assembly until the lock pin is inserted into the lock hole and inserted in place, and reliable assembly between the loudspeaker and the casing can be guaranteed. Through the above-mentioned assembly form of inlaying the cartridge structure that combines between lockpin and the lockhole, not only reduced the dismouting degree of difficulty of speaker by a wide margin, improved its dismouting efficiency, can also make the speaker of being dismantled use other occasions as music playback devices more, show the application field that has improved whole on-vehicle audio-visual system.

In another preferred aspect of the present invention, the control module includes a wireless control module connected to an external control device through a signal and a wired touch key. In specific application, the external control equipment can be a mobile phone or a portable computer and other equipment connected with the wireless control module in the form of WiFi or Bluetooth and the like, so that an operator can remotely control the matching state between the lock pin and the lock hole; the wired touch key can ensure that personnel in the automobile can directly control the matching assembly between the lock pin and the lock hole so as to further improve the operating efficiency of the automobile, and the wired touch key can be integrated at a vehicle door lining plate, an interior trim panel or a central console inside the automobile body during specific application so as to further improve the operating control convenience of the automobile.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic view of a matching structure between a vehicle-mounted audio/video system and a vehicle body according to an embodiment of the present invention;

FIG. 2 is a front view of the speaker portion of FIG. 1;

FIG. 3 is a side perspective view of FIG. 2;

FIG. 4 is a top perspective view of FIG. 2;

FIG. 5 is a front elevational view of the housing portion of FIG. 1;

fig. 6 is a schematic diagram of the internal structure of the cpu shown in fig. 1.

Wherein:

10-a central processing unit;

11-a second control module;

111-a second wireless connection module;

112-a decoder;

113-a second rechargeable battery;

114-a second power supply module;

20-a housing;

21-a charging contact base;

211-charging post;

22-a positioning groove;

23-mounting a support lug;

24-locking pin

251-a wireless control module;

252-wired touch keys;

26-iron block;

27-a status monitoring module;

30-a loudspeaker;

31-a switch;

32-a sound unit;

33-a first control module;

331-a first wireless connection module;

332-a power amplifier;

333-a first rechargeable battery;

334-a first power supply module;

34-a charging contact module;

35-a magnet;

36-positioning seats;

37-inverter holes;

38-a lock hole;

and 40-vehicle body.

Detailed Description

The core of the utility model is to provide a vehicle-mounted audio-visual system, the assembly and disassembly of the vehicle-mounted audio-visual system are simple and easy, and the operation efficiency is higher; simultaneously, provide a vehicle of using above-mentioned on-vehicle audio-visual system.

In order to make the technical field better understand the solution of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings and the detailed description.

Referring to fig. 1 to 6, fig. 1 is a schematic view of a matching structure between a vehicle audio/video system and a vehicle body according to an embodiment of the present invention; FIG. 2 is a front view of the speaker portion of FIG. 1; FIG. 3 is a side perspective view of FIG. 2; FIG. 4 is a top perspective view of FIG. 2; FIG. 5 is a front elevational view of the housing portion of FIG. 1; fig. 6 is a schematic diagram of the internal structure of the cpu shown in fig. 1.

In a specific embodiment, the present invention provides a vehicle audio/video system, which comprises a central processing unit 10 and a plurality of audio components connected by signals, wherein the audio components include a housing 20 disposed inside a vehicle body and a speaker 30 detachably embedded in the housing 20 in an aligned manner, the speaker 30 is provided with a switch 31, a sound unit 32 and a first control module 33, and further provided with a first power module 334, a first wireless connection module 331, a power amplifier 332 and a first rechargeable battery 333, the speaker 30 is provided with a charging contact module 34 electrically connected to the first control module 33 and the first power module 334, the housing 20 is provided with a charging contact seat 21 aligned and adapted to and electrically connected to the charging contact module 34, the charging contact seat 21 is provided with a plurality of charging posts 211 protruding from the exterior thereof and connected to a vehicle power source, the outer walls of the two sides of the loudspeaker 30 are respectively provided with a lock hole 38, the inner wall of the casing 20 is provided with lock pins 24 which are in one-to-one correspondence with the lock holes 38 and are coaxially aligned and adapted, the casing 20 is provided with a driving mechanism (not shown in the figure) which can drive the lock pins 24 to extend and retract along the axial direction, in practical application, the driving mechanism can be any one of a motor, a hydraulic cylinder or a screw mechanism, and the casing 20 is further provided with a control component which is matched with the driving mechanism; the central processing unit 10 is provided with a second control module 11, a second power module 114 electrically connected to the second control module 11, a second wireless connection module 111, a decoder 112, and a second rechargeable battery 113, wherein the second wireless connection module 111 is in communication connection with the first wireless connection module 331.

In the using process, the loudspeaker 30 and the casing 20 are reliably assembled through contraposition embedding matching, and the assembling strength between the loudspeaker 30 and the casing 20 is further ensured through a contraposition inserting and adapting structure between the lock pin 24 and the lock hole 38; when the loudspeaker 30 needs to be disassembled, the driving mechanism can be controlled by the control component to operate so as to drive the lock pin 24 to retract until the lock pin 24 is pulled out from the lock hole 38, then the loudspeaker 30 can be directly pulled out from the machine shell 20 so as to implement corresponding component overhaul or replacement and modification of sound components, if the loudspeaker 30 needs to be reassembled on the machine shell 20, only the loudspeaker 30 needs to be oppositely embedded in the machine shell 20, then the driving mechanism drives the lock pin 24 to axially extend through the control component until the lock pin 24 is inserted into the lock hole 38 and inserted into the position, and reliable assembly between the loudspeaker 30 and the machine shell 20 can be ensured. Through the assembly form of the insertion structure between the embedded combined lock pin 24 and the lock hole 38, the assembly and disassembly difficulty of the loudspeaker 30 is greatly reduced, the assembly and disassembly efficiency is improved, the disassembled loudspeaker 30 can be applied to other occasions as music playing equipment, and the application field of the whole vehicle-mounted audio-video system is remarkably improved.

It should be noted that, specifically, in practical applications, the number of the acoustic assemblies may be multiple, and each acoustic assembly may be respectively disposed at different positions of the left front portion, the left rear portion, the right front portion, the right rear portion, the middle position, the middle high position, and the like of the carriage in the vehicle body according to user requirements and a required music playing effect. Of course, the specific arrangement positions of the sound components can be flexibly selected by the staff according to the specific working condition requirements and the assembly space of the existing structure of the vehicle, and in principle, the specific arrangement positions can be any arrangement positions as long as the actual application requirements of the vehicle-mounted audio-video system can be met.

In addition, it should be noted that, according to the actual working condition requirement, the sound unit 32 may be divided into a high pitch unit and a low pitch unit, and the number of the high pitch unit and the low pitch unit may be plural and cooperatively combined, so as to ensure the actual application requirement of the vehicle-mounted audio-video system and meet the music playing requirement in principle.

In addition, the cpu 10 further includes a touch panel disposed in a compartment of the vehicle body. In specific component arrangement and application, the central processing unit 10 is arranged at the front end of a carriage of a vehicle body, and is preferably arranged in cooperation with external control devices such as a touch screen at a front central console of the carriage, so that a driver and passengers can conveniently adjust and control the vehicle-mounted audio-visual system in time.

Further, the control component includes a wireless control module 251 and a wired touch key 252 connected with the external control device through signals. In specific application, the external control device may be a mobile phone or a portable computer connected to the wireless control module 251 in a WiFi or bluetooth manner, so that an operator can remotely control the matching state between the lock pin 24 and the lock hole 38; the wired touch key 252 can ensure that a person in the vehicle can directly control the fit assembly between the lock pin 24 and the lock hole 38, so as to further improve the operation efficiency of the vehicle, and in particular, the wired touch key 252 can be integrated on a vehicle door lining plate, an interior trim panel or a center console inside the vehicle body, so as to further improve the operation control convenience of the vehicle.

Furthermore, a separation module capable of pushing the speaker 30 to be separated from the housing 20 is disposed on the housing 20, and the separation module is in signal connection with the control component. When the latch 24 is pulled out of the latch hole 38, the control unit controls the separation module to operate to push the speaker 30 outward until the speaker 30 is pulled out of the cabinet 20, thereby further improving the separation efficiency and the operational convenience between the speaker 30 and the cabinet 20.

Specifically, the outer wall of the speaker 30 is provided with a magnet 35, and the separation module includes an iron block 26 aligned with the magnet 35 and magnetically engaged with the magnet and a separation driving device for driving the iron block 26 to move. In general, an auxiliary iron block capable of being magnetically attracted and matched with the magnet 35 in an assembled state is further arranged on the inner wall of the housing 20 so as to ensure the stability of an assembly structure when the loudspeaker 30 is oppositely embedded in the housing 20; when the loudspeaker 30 needs to be taken out of the casing 20, the separation driving device drives the iron block 26 to move towards the loudspeaker 30 until the iron block 26 is in contact with the loudspeaker 30 and the iron block 26 is magnetically attracted to the magnet 35, and then the separation driving device continues to operate to drive the iron block 26 and the loudspeaker 30 to synchronously move forwards until the loudspeaker 30 is taken out of the casing 20, and in the moving process, the magnet 35 and the auxiliary iron block are separated from the magnetic attraction contact and gradually move away from each other.

In fact, the above-mentioned parts of the casing 20 magnetically engaged with the magnet 35 are not limited to the above-mentioned iron block 26 and the auxiliary iron block, and in practical applications, considering the difference of specific assembling space and part structure, iron parts capable of forming magnetic attraction matching effect with the magnet 35, such as iron sheets or iron rings, may also be arranged at the corresponding position of the casing 20. In principle, it is sufficient if the assembly effect between the housing 20 and the speaker 30 can be ensured and the practical application requirements of the vehicle audio/video system can be satisfied. In practical operation, the speaker 30 taken down from the housing 20 can be attached to any iron fixture in other application occasions through the magnet, so that the convenience in use and the working condition adaptability of the speaker 30 can be further improved.

In addition, a condition monitoring module is provided on the housing 20 to monitor the position of the locking pin 24 and to signal connection with external control equipment. The state monitoring module can monitor the relative position and the matching state between the lock pin 24 and the lock hole 38 in real time to judge whether the lock pin 24 and the lock hole 38 are in the stable insertion state or not, and judge the current assembly relation between the loudspeaker 30 and the casing 20, so that a worker can conveniently implement related operations, the loudspeaker 30 is prevented from being separated from the casing 20 in the non-disassembly and assembly operation state, and the assembly stability of the two is ensured.

Furthermore, the bottom of the casing 20 is provided with a positioning slot 22, and the bottom of the speaker 30 is provided with a positioning seat 36 which is detachably aligned with the positioning slot 22 and is embedded and adapted. Through the counterpoint cooperation of inlaying between positioning seat 36 and constant head tank 22, can further improve counterpoint equipment precision and assembly efficiency between speaker 30 and casing 20, guarantee the assembly intensity between speaker 30 and casing 20, and positioning seat 36 can provide sufficient structural support for speaker 30 after dismantling to guarantee that speaker 30 after dismantling can be steadily placed on the loading face in other application occasions such as desktop.

It should be clear that, in actual operation, after the positioning seat 36 is inserted into the positioning groove 22 in an aligned manner, the speaker 30 and the casing 20 are inserted in an aligned manner in place, and at this time, the charging contact module 34 and the charging contact seat 21 are electrically connected in place in an aligned manner, and then the first power module 334 can be charged through the vehicle-mounted power supply.

After the speaker 30 is taken down from the casing 20, the second control module 11 can be continuously operated through the touch screen, so that the second wireless connection module 111 is connected with the first wireless connection module 331 after being decoded by the decoder 112, and then the mobile phone can be connected with the central processing unit 10 in a manner of turning on WiFi or bluetooth, and the like, so as to realize the control of relevant components of the speaker 30, music data in the mobile phone is transmitted to the speaker 30 and played by the speaker 30, and meanwhile, the volume of music playing and the like can be adjusted by using the first control module 33.

Specifically, the speaker 30 is also provided with an inverter hole 37. The phase inversion hole 37 is generally arranged on a phase inversion tube of a phase inversion type sound box, and is used for realizing the expansion effect of low-frequency sound waves.

More specifically, the inverter holes 37 are two, and the two inverter holes 37 are symmetrically arranged with respect to the center axis of the speaker 30. The number and specific arrangement of the phase reversal holes 37 can be properly adjusted by the operator according to the actual working condition, and in principle, it is preferable to optimize the music playing effect and meet the actual operation requirement of the vehicle-mounted audio-visual system.

On the other hand, the outer edge of the housing 20 is provided with a mounting lug 23, and the housing 20 is detachably connected to the vehicle body by a screw penetrating the mounting lug 23. Each mounting lug 23 can avoid damage to the main structure of the casing 20 or unbalance of stress distribution caused by the direct assembly and adaptation of the screw with the main structure of the casing 20, thereby properly improving the structural reliability of the casing 20 and enabling the appearance to be more neat and beautiful.

In addition, there are at least two mounting lugs 23, and each mounting lug 23 is uniformly arranged along the circumferential direction of the casing 20. Under the general condition, in order to ensure the assembly strength and the stress distribution effect of the components, it is preferable to adopt 4 mounting lugs 23 respectively arranged on two sides of the top and two sides of the bottom of the casing 20 to realize the assembly of the casing 20 and the vehicle body, but in practical application, a worker can flexibly select the number and the arrangement positions of the mounting lugs 23 according to the specific working condition requirements, and in principle, the mounting lugs can be used as long as the requirements of practical application of the vehicle-mounted audio-video system can be met.

In addition, the switch 31 is a touch switch 31. The assembly space required by the touch switch 31 is small, the operation is sensitive, and the actual operation efficiency and the user use experience of the vehicle-mounted audio-video system can be further optimized.

In particular embodiment, the utility model provides a vehicle, including automobile body and on-vehicle audio-visual system, this on-vehicle audio-visual system is as the on-vehicle audio-visual system of above embodiment. The vehicle-mounted audio-video system has the advantages of simple and easy assembly and disassembly of the components, and higher operation efficiency.

In conclusion, in the use process of the vehicle-mounted audio-video system provided by the utility model, the loudspeaker and the casing are reliably assembled through the alignment embedding fit, and the assembling strength between the loudspeaker and the casing is further ensured through the alignment inserting fit structure between the lock pin and the lock hole; when the loudspeaker is required to be disassembled, the driving mechanism can be controlled to operate through the control assembly to drive the lock pin to retract until the lock pin is pulled out from the lock hole, then the loudspeaker can be directly pulled out from the casing so as to implement corresponding part maintenance or replacement and modification of the sound assembly, if the loudspeaker needs to be reassembled on the casing, the loudspeaker only needs to be embedded in the casing in an alignment mode, then the driving mechanism drives the lock pin to extend along the axial direction through the control assembly until the lock pin is inserted into the lock hole and inserted in place, and reliable assembly between the loudspeaker and the casing can be guaranteed. Through the above-mentioned assembly form of inlaying the cartridge structure that combines between lockpin and the lockhole, not only reduced the dismouting degree of difficulty of speaker by a wide margin, improved its dismouting efficiency, can also make the speaker of being dismantled use other occasions as music playback devices more, show the application field that has improved whole on-vehicle audio-visual system.

Furthermore, the utility model provides an use vehicle of above-mentioned on-vehicle audio-visual system, its on-vehicle audio-visual system's subassembly dismouting simple accurate, operating efficiency is higher.

It is right above the utility model provides a vehicle-mounted audio-visual system and applied this vehicle-mounted audio-visual system's vehicle have carried out detailed introduction. The principles and embodiments of the present invention have been explained herein using specific examples, and the above descriptions of the embodiments are only used to help understand the method and its core ideas of the present invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.

Claims (10)

1. A vehicle audio-visual system is characterized in that: the vehicle-mounted power supply comprises a central processing unit and a plurality of sound components which are connected by signals, wherein the sound components comprise a casing arranged in a vehicle body and a loudspeaker detachably embedded in the casing in an aligned mode, a switch, a sound unit and a first control module are arranged in the loudspeaker, a first power supply module, a first wireless connection module, a power amplifier and a first charging battery are further arranged, the first power supply module is electrically connected with the first control module, a charging contact module is arranged on the loudspeaker and is respectively electrically connected with the first control module and the first power supply module, a charging contact seat is arranged on the casing and is aligned and electrically connected with the charging contact module, a plurality of charging wire posts connected with a vehicle-mounted power supply are arranged outside the charging contact seat in a protruding mode, locking holes are respectively arranged on the outer walls of two sides of the loudspeaker, locking pins which correspond to the locking holes one by one and are coaxially aligned and are arranged on the inner wall of, the shell is provided with a driving mechanism capable of driving the lock pin to stretch and retract along the axial direction, and the shell is also provided with a control assembly matched with the driving mechanism;

the central processing unit is internally provided with a second control module, a second power supply module, a second wireless connection module, a decoder and a second rechargeable battery, wherein the second power supply module, the second wireless connection module, the decoder and the second rechargeable battery are electrically connected with the second control module, and the second wireless connection module is in communication connection with the first wireless connection module.

2. The vehicle audio/video system according to claim 1, wherein: the control assembly comprises a wireless control module and a wired touch key, wherein the wireless control module is in signal connection with external control equipment.

3. The vehicle audio/video system according to claim 2, wherein: the loudspeaker is characterized in that a separation module capable of pushing the loudspeaker to be separated from the casing is arranged on the casing, and the separation module is in signal connection with the control assembly.

4. The vehicle audio/video system according to claim 3, wherein: the loudspeaker is characterized in that a magnet is arranged on the outer wall of the loudspeaker, and the separation module comprises an iron block and a separation driving device, wherein the iron block is aligned with the magnet and magnetically attracted to be matched with the magnet, and the separation driving device drives the iron block to move.

5. The vehicle audio/video system according to claim 1, wherein: and the shell is provided with a state monitoring module which can monitor the station of the lock pin and is in signal connection with external control equipment.

6. The vehicle audio/video system according to claim 1, wherein: the bottom of casing is provided with the constant head tank, the bottom of speaker be provided with the constant head tank is dismantled and assembled counterpoint and is inlayed the positioning seat of dress adaptation.

7. The vehicle audio/video system according to claim 1, wherein: the loudspeaker is further provided with at least two inverter holes, and the inverter holes are symmetrically arranged by taking the central axis of the loudspeaker as a reference.

8. The vehicle audio/video system according to claim 1, wherein: the outer edge of the machine shell is provided with at least 2 installation lugs, the machine shell is detachably connected with a vehicle body through screws penetrating through the installation lugs, and the installation lugs are uniformly arranged along the circumferential direction of the machine shell.

9. The vehicle audio/video system according to claim 1, wherein: the central processing unit further comprises a touch screen arranged in a carriage of the vehicle body.

10. The utility model provides a vehicle, includes automobile body and on-vehicle audio-visual system, its characterized in that: the vehicle audio/video system according to any one of claims 1 to 9.

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