CN217672171U

CN217672171U - Instrument board projection arrangement and car

Info

Publication number: CN217672171U
Application number: CN202222049489.4U
Authority: CN
Inventors: 文评评; 郑希泉; 徐峰; 马文龙
Original assignee: Zhejiang Geely Holding Group Co Ltd; Zhejiang Geely New Energy Commercial Vehicle Group Co Ltd; Zhejiang Remote Commercial Vehicle R&D Co Ltd
Current assignee: Zhejiang Geely Holding Group Co Ltd; Zhejiang Geely New Energy Commercial Vehicle Group Co Ltd; Zhejiang Remote Commercial Vehicle R&D Co Ltd
Priority date: 2022-08-03
Filing date: 2022-08-03
Publication date: 2022-10-28
Anticipated expiration: 2032-08-03

Abstract

The utility model discloses an instrument board projection device and an automobile, wherein the instrument board projection device is applied to the automobile, the automobile is provided with an instrument board and a vehicle control unit, and the instrument board projection device comprises a shell, a projection component and an electric control component; the shell is connected with the instrument board in a pluggable mode, the projection assembly is arranged in the shell, and an opening is formed in the position, corresponding to the projection assembly, of the shell; the electric control assembly is arranged in the shell and is used for being in communication connection with the vehicle control unit, and the electric control assembly is electrically connected with the projection assembly. The utility model provides a can show device of different images on the instrument panel.

Description

Instrument board projection arrangement and car

Technical Field

The utility model relates to an automotive interior technical field, in particular to instrument board projection arrangement and car.

Background

At present, the configuration of automobiles is more and more abundant, and vehicle-mounted electronic equipment is more and more intelligent, wherein the vehicle-mounted electronic equipment not only needs to realize the lighting and signal functions thereof, but also more undertakes the functions of aesthetic appearance and texture, such as displaying patterns on an instrument panel.

In the design of a traditional instrument board, a scheme of subcutaneous light emission is mostly adopted for achieving the effect, but the appearance of a device for achieving the subcutaneous light emission needs to be coated by an INS process or laser carving, a back lighting assembly and the like are also needed to be configured on the device, the structure and the process are complex, the production cost is high, and meanwhile, the device can only display specific patterns on the instrument board and cannot meet the requirements of users.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an instrument board projection arrangement aims at providing one kind and can show the device of different images on the instrument board.

In order to achieve the above object, the utility model provides an instrument board projection arrangement is applied to the car, the car has instrument board and vehicle control unit, instrument board projection arrangement includes:

the shell is fixedly connected with the instrument panel;

the projection assembly is arranged in the shell, and an opening is formed in the shell corresponding to the projection assembly;

the electric control assembly is arranged in the shell and is used for being in communication connection with the vehicle control unit, and the electric control assembly is electrically connected with the projection assembly;

the electric control assembly is used for receiving the image signal transmitted by the vehicle control unit and controlling the projection assembly to project an image corresponding to the image signal onto the instrument panel.

Optionally, the projection module includes:

the lens module comprises a mounting seat, and an imaging lens and a lamp panel which are mounted on the mounting seat; the imaging lens and the lamp panel are positioned on two opposite sides of the mounting seat; the shell is provided with the opening corresponding to the position of the imaging lens;

the lamp panel is provided with a light emitting side and a backlight side, and the imaging lens is provided with a light incident side and a light emergent side; the imaging lens cover is arranged on one side of the mounting seat, and the light-emitting side of the lamp panel is opposite to the light-entering side of the imaging lens.

Optionally, the projection module further includes:

and the heat dissipation assembly is fixedly connected with the mounting seat and is tightly attached to the backlight side of the lamp panel.

Optionally, the heat dissipation assembly includes:

the heat dissipation plate is fixedly connected with the mounting seat; the heating panel has first side and second side, the first side of heating panel with the side of being shaded of lamp plate hugs closely the setting, the second side of heating panel is provided with radiating fin.

Optionally, the instrument panel projection device further includes:

and the mask is arranged on the light emergent side of the imaging lens.

Optionally, an LED lamp array assembly is arranged on the light emitting side of the lamp panel;

the electronic control assembly comprises:

the power supply assembly is provided with an input end used for accessing power supply voltage, and an output end of the power supply assembly is electrically connected with a power supply end of the LED lamp array assembly;

the control assembly is used for being in communication connection with the whole vehicle controller and is also electrically connected with a controlled end of the LED lamp array assembly;

the power supply assembly is used for outputting the power supply voltage after voltage transformation so as to supply power to the LED lamp array assembly;

the control assembly is used for receiving the image signal transmitted by the vehicle control unit and controlling the LED lamp array assembly to work so that the imaging lens projects an image corresponding to the image signal to an instrument panel.

Optionally, the control assembly includes:

the communication assembly is provided with a signal input end which is in communication connection with the vehicle control unit, and the communication assembly is used for accessing and outputting the image signal through the signal input end;

the master control assembly is electrically connected with the output end of the communication assembly;

the driving assembly is respectively connected with the master control assembly and the controlled end of the LED lamp array assembly;

the main control assembly is used for controlling the driving assembly to drive the LED lamp array assembly to work according to the received image signal, so that the imaging lens projects an image corresponding to the image signal to an instrument panel.

Optionally, the communication component is a LIN communication component.

The utility model also provides a car, the car include instrument board, vehicle control unit and as above-mentioned arbitrary instrument board projection arrangement.

Optionally, the instrument panel includes a projection surface and a shielding piece, the shielding piece is disposed above the projection surface, and the shielding piece and the projection surface enclose a shielding space with one side open;

the instrument panel projection device is arranged on the shielding piece and is positioned in the shielding space, so that an image projected by the instrument panel projection device is projected onto the projection surface.

The utility model comprises a shell, a projection component and an electric control component; the shell is connected with the instrument board in a pluggable mode, the projection assembly is arranged in the shell, and an opening is formed in the position, corresponding to the projection assembly, of the shell; the electric control assembly is arranged in the shell and is used for being in communication connection with the vehicle control unit, and the electric control assembly is electrically connected with the projection assembly; the electric control assembly is used for receiving the image signal transmitted by the vehicle control unit and controlling the projection assembly to project an image corresponding to the image signal onto the instrument panel. So, in practical application, not only can realize showing different patterns on the instrument panel, compare in traditional subcutaneous luminous moreover, the utility model discloses instrument board projection arrangement need not to carry out complicated technology and handles, simple structure, and simple to operate and cost are lower to be applicable to the repacking to current vehicle.

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 embodiments or the prior art descriptions 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 the structures shown in the drawings without creative efforts.

Fig. 1 is a schematic structural diagram of an embodiment of an instrument panel projection apparatus according to the present invention;

fig. 2 is a schematic diagram of a circuit module of an electronic control component in an embodiment of the instrument panel projection apparatus of the present invention;

fig. 3 is a schematic diagram of a circuit module of an electric control assembly in another embodiment of the instrument panel projection apparatus of the present invention;

fig. 4 is a schematic structural diagram of an embodiment of the present invention.

The reference numbers illustrate:

reference numerals	Name (R)	Reference numerals	Name (R)
				10	Shell body	20	Projection assembly
30	Electric control assembly	21	Lens module
				22	Heat radiation assembly	211	Mounting seat
212	Imaging lens	213	Lamp panel
				221	Heat radiation plate	222	Radiating fin
31	Power supply assembly	32	Control assembly
				214	LED lamp array assembly	321	Communication assembly
322	Master control assembly	323	Drive assembly
				100	Instrument board projection device	01	Shielding piece
00	Instrument panel	02	Projection surface

The objects, features and advantages of the present invention will be further described with reference to the accompanying drawings.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

It should be noted that all the directional indicators (such as up, down, left, right, front, back, 8230; \8230;) in the embodiments of the present invention are only used to explain the relative position relationship between the components, the motion situation, etc. in a specific posture (as shown in the attached drawings), and if the specific posture is changed, the directional indicator is changed accordingly.

Therefore, the utility model provides an instrument board projection arrangement is applied to the car, and the car has instrument board and vehicle control unit, refers to fig. 1 the utility model discloses an in the embodiment, instrument board projection arrangement includes:

the shell 10 is used for being fixedly connected with the instrument panel;

the projection assembly 20 is arranged in the shell 10, and an opening is arranged on the shell 10 corresponding to the position of the projection assembly 20;

the electronic control assembly 30 is arranged in the shell 10, the electronic control assembly 30 is used for being in communication connection with the vehicle control unit, and the electronic control assembly 30 is electrically connected with the projection assembly 20;

and the electronic control assembly 30 is used for receiving the image signal transmitted by the vehicle control unit and controlling the projection assembly 20 to project an image corresponding to the image signal onto the instrument panel.

In this embodiment, the housing 10 may be detachably connected to the instrument panel, for example, screw holes are provided on both the housing 10 and the instrument panel, so that screws are inserted through the screw holes on the housing 10 and the instrument panel, and nuts are attached to the screws to connect the instrument panel and the housing 10; alternatively, the housing 10 may be non-detachably connected to the instrument panel, for example, by welding the housing 10 to the instrument panel, or by gluing the housing 10 and the instrument panel together. It is understood that the case 10 may use a PP material having a light transmittance of 0. Wherein, an opening is disposed on the casing 10 corresponding to the light-emitting position of the projection module 20. In this manner, in practical applications, a user or a vehicle installer may mount the projection assembly 20 on the instrument panel with the opening oriented toward the projection surface on the instrument panel.

In the present embodiment, the projection assembly 20 may be implemented by a projection module, such as an LED projection module, an LCD projection module, or the like. The electronic control assembly 30 may include a control assembly 32, a driving assembly 323, a communication assembly 321, etc.; optionally, the electronic control assembly 30 may have a signal input end for electrically connecting with the vehicle processor, the signal input end may be implemented by using a connector to be inserted into a corresponding interface on the vehicle controller, or may be implemented by using a connector and a connecting wire to electrically connect, for example, using a connecting bolt. Optionally, in another embodiment, the electronic control assembly 30 may also be directly connected to the vehicle controller in a wireless communication manner, so that no additional connecting wire is required to be connected to the vehicle controller.

Optionally, in the actual working process, display images and corresponding image signals corresponding to different functions may be preset in advance by research personnel in the vehicle control unit, and the user may output a corresponding trigger signal to the vehicle control unit by triggering a vehicle-mounted interactive interface electrically connected to the vehicle control unit or triggering an external terminal communicatively connected to the vehicle control unit, so that the vehicle control unit determines a function currently required by the user according to the trigger signal and calls the corresponding image signal to output the corresponding image signal to the electronic control component 30. For example, in an environment where a driver's cab is exposed outside through a car audio, a user may trigger a corresponding function area of the car interactive interface to output a corresponding function trigger signal to the vehicle controller, and the vehicle controller may output a corresponding image signal to the electronic control component 30 according to an audio signal output by the current car audio, so that the electronic control component 30 controls the projection component 20 to project an image corresponding to the image signal onto the dashboard.

Optionally, the vehicle control unit may further receive an image signal, such as video information and a picture signal, transmitted from an external terminal, and output the image signal to the electronic control component 30. For example, the current user is in communication connection with the vehicle control unit through the external terminal, and shares the current interface of the external terminal to the vehicle control unit through the screen projection function, and the vehicle control unit outputs an interface image signal shared by the external terminal to the electronic control unit 30 after receiving the interface image signal, so that the electronic control unit 30 controls the projection unit 20 to project the external terminal interface image of the user on the instrument panel.

The utility model comprises a shell 10, a projection component 20 and an electric control component 30; the shell 10 is connected with the dashboard in a pluggable manner, the projection component 20 is arranged in the shell 10, and an opening is arranged on the shell 10 corresponding to the position of the projection component 20; the electronic control assembly 30 is arranged in the housing 10, the electronic control assembly 30 is used for being in communication connection with a vehicle control unit, and the electronic control assembly 30 is electrically connected with the projection assembly 20; the electronic control assembly 30 is configured to receive an image signal transmitted from the vehicle control unit, and control the projection assembly 20 to project an image corresponding to the image signal onto the instrument panel. So, in practical application, not only can realize showing different patterns on the instrument board, compare in traditional subcutaneous luminous moreover, the utility model discloses instrument board projection arrangement need not to carry out complicated technology and handles, simple structure, and simple to operate and cost are lower to be applicable to the repacking to current vehicle.

Referring to fig. 1, in an embodiment of the present invention, the projection module 20 includes:

the lens module 21, the lens module 21 includes the mount 211 and mounts to imaging lens 212 and lamp panel 213 of the mount 211; the imaging lens 212 and the lamp panel 213 are located on opposite sides of the mounting base 211; an opening is arranged on the housing 10 corresponding to the position of the imaging lens 212;

the lamp panel 213 has a light emitting side and a backlight side, and the imaging lens 212 has a light incident side and a light emergent side; imaging lens 212 covers the one side of mount pad 211, and the light emitting side of lamp plate 213 is just to imaging lens 212's income light side.

In this embodiment, the imaging lens 212 may be formed by combining one or more concave lenses and convex lenses, and the lamp panel 213 may be provided with a light emitting array, such as an LED light emitting array, an LCD light emitting array, or the like. The light emitting array on the lamp panel 213 is electrically connected to the electronic control assembly 30.

In this embodiment, referring to fig. 1 specifically, the mounting base 211 may be a hollow structure with two opposite sides open, the imaging lens 212 is covered on one side of the mounting base 211, and the lamp panel 213 may be detachably connected to the mounting base 211 through ways such as clamping/screwing, so as to facilitate installation and replacement by a manufacturer, and the light emitting side of the lamp panel 213, i.e., the side provided with the light emitting array, faces the light incident side of the imaging lens 212 and corresponds to the housing 10. In this way, the light emitted by the light emitting array can form a corresponding pattern on the projection surface through the imaging lens 212.

Specifically, referring to fig. 2, an LED lamp array assembly 214 is disposed on a light emitting side of the lamp panel 213, and the electronic control assembly 30 includes:

the power supply assembly 31, the power supply assembly 31 has an input end for accessing a power supply voltage, and an output end of the power supply assembly 31 is electrically connected with a power supply end of the LED lamp array assembly 214;

the control assembly 32 is used for being in communication connection with the vehicle control unit, and the control assembly 32 is further electrically connected with a controlled end of the LED lamp array assembly 214;

the power supply component 31 is configured to transform and output the power supply voltage to supply power to the LED lamp array set;

and the control assembly 32 is configured to receive the image signal transmitted by the vehicle control unit and control the LED lamp array assembly 214 to operate, so that the imaging lens 212 projects an image corresponding to the image signal onto the dashboard.

In this embodiment, the power supply component 31 may include a voltage conversion component, such as a DC/DC buck-boost module composed of a DC/DC chip and its peripheral circuits. The utility model discloses when instrument board projection arrangement installed with the instrument board of car on, power supply unit 31's input can be used for being connected with the battery of car, and DC/DC buck-boost module among the above-mentioned power supply unit 31 can carry out the voltage transform with the voltage of car battery and export corresponding preset supply voltage for LED lamp array subassembly 214 power supply. The voltage value of the preset power supply voltage output by the DC/DC buck-boost module can be determined by the type selection of the DC/DC chip or the device parameters of the peripheral circuit thereof, and a research and development staff can select the DC/DC chip of a corresponding type or set the corresponding device parameters of the peripheral circuit according to the actual requirement of the operating voltage of the LED lamp array assembly 214, so that the preset power supply voltage output by the DC/DC buck-boost module meets the operating requirement of the LED lamp array assembly 214.

It is understood that the power supply component 31 may further include a second voltage converting component, such as an LDO chip, an output terminal of which is connected to the power supply terminal of the control component 32. Thus, when the input end of the power supply module 31 is connected to the battery of the automobile, the second voltage conversion module can also convert the voltage of the battery of the automobile and output the voltage meeting the operation requirement of the control module 32.

Alternatively, with reference to fig. 3, the control assembly 32 comprises:

the communication component 321 is provided with a signal input end for communication connection with the vehicle controller, and the communication component 321 is used for accessing and outputting an image signal through the signal input end;

the main control assembly 322, the main control assembly 322 is electrically connected with the output end of the communication assembly 321;

the driving assembly 323, the driving assembly 323 is respectively connected with the master control assembly 322 and the controlled end of the LED lamp array assembly 214;

the main control component 322 is configured to control the driving component 323 to drive the LED lamp array component 214 to operate according to the received image signal, so that the imaging lens 212 projects an image corresponding to the image signal onto the dashboard.

In this embodiment, the communication component 321 may be implemented by a wired communication component 321 and a corresponding communication line, such as a LIN communication component 321, a CAN communication component 321, and the like. Therefore, in actual work, the stability of signal transmission between the vehicle control unit and the electric control assembly 30 can be ensured by adopting a wired communication mode, the loss of image signals in the transmission process is reduced, the signal quality of the image signals is ensured, and the accuracy of the image projected by the projection assembly 20 is further ensured.

It can be understood that, in another embodiment, the communication component 321 may also be implemented by using a wireless communication component 321, the wireless communication component 321 may be implemented by using a bluetooth communication component 321, a WIFI communication component 321, a 4G/5G communication component 321, and the like, and the wireless communication component 321 may establish a wireless communication connection with the vehicle control unit through its corresponding wireless communication network and receive the image signal from the vehicle control unit. So, in actual implementation the utility model discloses instrument board projection arrangement's in-process need not to be reconnected to vehicle control unit, has improved the convenience of installation, has reduced the installation to current vehicle the utility model discloses the difficulty degree of the reequiping of instrument board projection arrangement.

The main control module 322 may be implemented by a main controller, such as an MCU, a DSP (Digital Signal processor), an FPGA (Field Programmable Gate Array), and the like. The driving component 323 may be implemented by using an LED driving chip.

It can be understood that there are more LED lamps on the LED array assembly, but the number of ports of the main controller is limited, and the driving capability of each port is low, which cannot satisfy the requirement of driving a plurality of LED lamps to work simultaneously. Therefore, the driving assembly 323 is controlled by the main control assembly 322 to drive the LED lamp array assembly 214 to work, and the main control assembly 322 can communicate with the driving assembly 323 through a single port and drive a plurality of LED lamps in the LED lamp array assembly 214 to work, thereby ensuring the working stability of the LED lamp array assembly 214, simplifying the number of ports of the main controller and reducing the wiring area of the circuit.

Specifically, referring to fig. 3, the circuit in fig. 3 is taken as an example for explanation. The driving module 323 employs a driving chip U1. The positive output end of the power supply component 31 is electrically connected with the anodes of the plurality of LED lamps IN the LED array component, the driving chip U1 has a plurality of input ends (I1, I2, I3.. IN), a communication end TX and a ground end GND, the communication end TX of the driving chip U1 is electrically connected with the main control component 322, the plurality of input ends of the driving chip U1 are electrically connected with the cathodes of the plurality of LED lamps IN a one-to-one correspondence manner, the driving chip U1 receives a control signal sent by the main control component 322 through the communication end TX, and a path between the corresponding input end and the ground end GND is conducted, so that the corresponding LED lamp and the output end of the power supply component 31 form a complete electrical loop, and the driving chip is turned on.

In an actual working process, the vehicle control unit transmits the image signal to the communication assembly 321 through the communication connection line and the signal input end, the communication assembly 321 transmits the image signal to the main control assembly 322, the main control assembly 322 outputs a corresponding control signal to the driving chip U1 according to the image signal, so that the driving chip U1 conducts a path between the corresponding input end and the ground end GND, and accordingly the corresponding LED lamp is turned on, and a corresponding pattern formed on a projection surface after light emitted by the LED array assembly passes through the imaging lens 212 is consistent with a pattern corresponding to the image signal.

It should be understood that, as can be understood from the above, the LED lamp array assembly 214 is disposed on the lamp panel 213, so that when the LED lamp array assembly 214 is turned on, a large amount of heat is generated, and if the large amount of heat is collected on the lamp panel 213, the LED lamp thereon may be over-heated, and then the LED lamp may be damaged, thereby affecting the normal operation of the projection assembly 20.

In an embodiment of the present invention, referring to fig. 1, the projection module 20 further includes:

and the heat dissipation assembly 22 is fixedly connected with the mounting seat 211, and is tightly attached to the backlight side of the lamp panel 213.

In this embodiment, the heat dissipation assembly 22 may include a heat dissipation plate 221, and the heat dissipation plate 221 is fixedly connected to the mounting seat 211; the heat sink 221 has a first side and a second side, the first side of the heat sink 221 is closely attached to the backlight side of the lamp panel 213, and the second side of the heat sink 221 is provided with heat dissipation fins 222.

The heat dissipation plate 221 and the heat dissipation fins 222 on the heat dissipation plate 221 may be made of metal, such as aluminum or copper. The heat dissipation plate 221 and the mounting seat 211 may be provided with screw holes, and screws may be inserted through the screw holes of the mounting seat 211 and the heat dissipation plate 221 and nuts may be mounted on the screws to couple the heat dissipation plate 221 and the mounting seat 211. Thus, not only the heat dissipation plate 221 can be tightly attached to the lamp panel 213, thereby increasing the heat conduction speed of the lamp panel 213 to the heat dissipation plate 221, but also the contact area between the heat dissipation plate 221 and the air can be increased by the screw and the nut tightly attached to the heat dissipation plate 221, thereby further improving the heat dissipation efficiency.

It is understood that the number of the heat dissipating fins 222 may be plural, and the plural heat dissipating fins 222 may be disposed at a distance each other. So, in practical application, the area of contact of a plurality of radiating fins 222 can effectively increase heating panel 221 and air to accelerate the speed of heat conduction to air that produces lamp plate 213 during operation, and then reduce the gathering of heat on lamp plate 213, guaranteed reliability and stability of lamp plate 213 during operation effectively.

It should be understood that, as can be seen from the above, the instrument panel projection apparatus of the present invention is directly installed in the instrument panel and is used for normally projecting the pattern on the instrument panel, so that the light-emitting side of the instrument panel corresponding to the imaging lens 212 is provided with a corresponding opening, or the whole instrument panel projection apparatus is directly exposed and installed on the instrument panel. Therefore, the imaging lens 212 is directly exposed to air, and the imaging effect of the imaging lens 212 is affected if people touch the imaging lens by mistake or environmental factors such as dust, water stain and the like.

To this end, in an embodiment of the present invention, referring to fig. 1, the instrument panel projection apparatus further includes:

a mask disposed on the light exit side of imaging lens 212.

In this embodiment, the mask may be made of a PC material having a predetermined light transmittance. The preset light transmittance can be confirmed by research personnel according to multiple experiments, and is realized by selecting a corresponding PC material. Thus, in practical application, the arrangement can effectively protect the imaging lens 212, the lamp panel 213 and other components, prevent the imaging lens from being influenced by environmental factors or being mistakenly touched by limbs of a user, and further ensure the imaging effect of the instrument panel projection device.

The utility model also provides a car, car include instrument board 00, vehicle control unit and the instrument board projection arrangement 100 of any one of the aforesaid.

It should be noted that, because the present invention discloses the car has contained all embodiments of above-mentioned instrument board projection arrangement 100, consequently the utility model discloses the car has all beneficial effects of above-mentioned instrument board projection arrangement 100, and no longer the repeated description is given here.

Referring to fig. 4, in an embodiment of the present invention, the instrument panel 00 includes a projection plane 02 and a shielding member 01, the shielding member 01 is disposed above the projection plane 02, and the shielding member 01 and the projection plane 02 enclose a shielding space with one side open;

the instrument panel projection apparatus 100 is mounted on the shielding member 01 and located in the shielding space, so that the image projected by the instrument panel projection apparatus 100 is projected onto the projection plane 02.

In this embodiment, referring to fig. 4, the shielding space formed by the shielding member 01 and the projection surface 02 can effectively prevent direct sunlight, thereby ensuring the definition of the pattern on the projection surface 02. It is understood that the shield 01 and the projection plane 02 may be provided at a position of the instrument panel 00 with respect to the copilot to prevent the attention of the driver on the primary driving from being affected during the traveling of the vehicle.

Above only be the utility model discloses an optional embodiment to not consequently restrict the utility model discloses a patent range, all are in the utility model discloses a conceive, utilize the equivalent structure transform that the content of description and drawing did, or direct/indirect application all is included in other relevant technical field the utility model discloses a patent protection within range.

Claims

1. The utility model provides an instrument board projection arrangement, is applied to the car, the car has instrument board and vehicle control unit, its characterized in that, instrument board projection arrangement includes:

the shell is fixedly connected with the instrument panel;

the projection assembly is arranged in the shell, and an opening is formed in the shell at a position corresponding to the projection assembly;

2. The instrument panel projection arrangement of claim 1 wherein said projection assembly comprises:

3. The dashboard projection device of claim 2, wherein the projection assembly further comprises:

4. An instrument panel projection arrangement according to claim 3 wherein said heat sink assembly comprises:

the heat dissipation plate is fixedly connected with the mounting seat; the heating panel has first side and second side, the first side of heating panel with the setting is hugged closely to the side of being shaded of lamp plate, the second side of heating panel is provided with radiating fin.

5. The instrument panel projection arrangement of claim 2, wherein the instrument panel projection arrangement further comprises:

and the mask is arranged on the light emergent side of the imaging lens.

6. The instrument panel projection arrangement of claim 2, wherein an LED light array assembly is disposed on a light emitting side of the lamp panel;

the electronic control assembly comprises:

the control assembly is used for being in communication connection with the vehicle control unit and is also electrically connected with a controlled end of the LED lamp array assembly;

the power supply assembly is used for transforming and outputting the power supply voltage to supply power for the LED lamp array assembly;

7. An instrument panel projection arrangement according to claim 6 wherein said control assembly includes:

8. The instrument panel projection arrangement of claim 7, wherein said communication assembly is a LIN communication assembly.

9. An automobile, characterized in that the automobile comprises an instrument panel, a vehicle control unit and an instrument panel projection device according to any one of claims 1-8.

10. The automobile of claim 9, wherein the dashboard comprises a projection surface and a shield, the shield is disposed above the projection surface, and the shield and the projection surface enclose a shielding space with one side open;