CN214540600U

CN214540600U - Driving computer display screen capable of being directly driven

Info

Publication number: CN214540600U
Application number: CN202120964461.6U
Authority: CN
Inventors: 贾琴
Original assignee: Shenzhen Lesijia Technology Co ltd
Current assignee: Shenzhen Lesijia Technology Co ltd
Priority date: 2021-05-07
Filing date: 2021-05-07
Publication date: 2021-10-29
Anticipated expiration: 2031-05-07

Abstract

The utility model discloses a but direct drive's driving computer display screen includes car CAN bus, driving computer drives the screen board, the camera is backed a car in the driving, driving computer display screen, CAN data transceiver module, drive screen board the control unit, drive the screen chip, drive the screen board and replace former car CD host computer and obtain the required car of driving computer from car CAN LAN through driving computer, current circuit generally sends the chip through LVDS and sends video signal, LVDS sends the chip must drive the LVDS receiving chip on the screen board with former car driving computer and support, the price is high, the utility model discloses a drive screen chip output video signal and give former car driving computer, CAN directly replace former car driving computer and drive the screen board to the process of LVDS with transceiver chip transmission video data has been bypassed, the influence of LVDS chip short of goods has been avoided, the high cost of LVDS chip is saved simultaneously.

Description

Driving computer display screen capable of being directly driven

Technical Field

The utility model relates to a driving computer display screen technical field specifically is a but direct drive's driving computer display screen.

Background

The nine generation Accord automobile original factory is designed to drive a running computer by a CD host, the CD host acquires automobile running data from a CAN bus, the processed CD host outputs LVDS signals of corresponding interfaces to a running computer screen driving board, and the original automobile driving board outputs video signals to a running computer display screen for display. The market urgently needs a solution for driving a running computer display screen of a nine-generation Accord original vehicle. The utility model discloses creatively designed a brand-new circuit that does not need the LVDS chip and be used for directly replacing former car driving computer display screen drive plate, both solved the screen driving problem and avoided the puzzlement that the LVDS chip lacks the goods and bring again.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a but direct drive's driving computer display screen to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a driving computer display screen capable of being directly driven comprises an automobile CAN bus, a driving computer driving panel, a driving and backing camera, a driving computer display screen, a CAN data transceiver module, a driving panel control unit and a driving panel chip, wherein the automobile CAN bus is connected with the CAN data transceiver module of the driving computer driving panel, the automobile CAN bus sends CAN bus data to the CAN data transceiver module, the driving and backing camera is connected with the driving panel chip of the driving computer driving panel, the driving and backing camera inputs backing image data to the driving panel chip, the driving panel chip is connected with the driving computer display screen, the driving panel chip inputs video signals to the driving computer display screen, the CAN data transceiver module is connected with the driving panel control unit, and the driving panel control unit is connected with the driving panel chip.

Preferably, the driving computer driving panel consists of a CAN data transceiver module, a driving panel control unit and a driving panel chip.

Preferably, the automobile CAN bus is formed by twisting a high-bit data line CAN-H and a low-bit data line CAN-L.

Preferably, the driving panel control unit controls the driving panel chip to output signals, and the driving panel control unit is composed of a single chip microcomputer.

Preferably, the driving computer display screen is an LCD display screen, and the driving computer display screen receives the video signal transmitted by the display driving screen chip.

Preferably, the model of the screen driving chip is TW 8825.

Compared with the prior art, the beneficial effects of the utility model are that:

the utility model discloses a brand-new circuit, drive the screen board through the driving computer and replace former car CD host computer and acquire the required car of driving computer from car CAN LAN, current circuit generally sends the chip through the LVDS and sends video signal, and the LVDS sends the chip must be with former car driving computer drive the LVDS receiving chip on the screen board supporting, and is high in price, the utility model discloses a drive screen chip output video signal and give former car driving computer, CAN directly replace former car driving computer and drive the screen board to the process of having bypassed with LVDS receiving and dispatching chip transmission video data has avoided the influence of LVDS chip short of goods, has saved the high cost of LVDS chip simultaneously.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

In the figure: the device comprises an automobile CAN bus (1), a driving computer driving panel (2), a driving and reversing camera (3), a driving computer display screen (4), a CAN data transceiving module (5), a driving panel control unit (6) and a driving screen chip (7).

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 work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1, the present invention provides a technical solution: a driving computer display screen capable of being directly driven, a driving computer driving panel 2 consists of a CAN data transceiver module 5, a driving panel control unit 6 and a driving panel chip 7, an automobile CAN bus 1 consists of a high-bit data line CAN-H and a low-bit data line CAN-L which are twisted, the automobile CAN bus 1 is connected with the CAN data transceiver module 5 of the driving computer driving panel 2, the automobile CAN bus 1 transmits CAN bus data to the CAN data transceiver module 5, the driving camera 3 is connected with the driving panel chip 7 of the driving computer driving panel 2, the driving camera 3 inputs reversing image data to the driving panel chip 7, the driving panel chip 7 is connected with the driving computer display screen 4, the driving panel chip 7 inputs video signals to the driving computer display screen 4, the driving computer display screen 4 is an LCD display screen, the driving computer display screen 4 receives video signals transmitted by the display panel chip 7, the model of the screen driving chip 7 is TW8825, the CAN data transceiver module 5 is connected with the screen driving panel control unit 6, the screen driving panel control unit 6 is connected with the screen driving chip 7, the screen driving panel control unit 6 controls the screen driving chip 7 to output signals, and the screen driving panel control unit 6 is composed of a single chip microcomputer.

The utility model discloses a driving computer drives 2 and replaces former car CD host computer and acquire the required car of driving computer from car CAN LAN, and current circuit generally sends the chip through the LVDS and sends video signal, and the LVDS sends the chip must drive the LVDS receiving chip on the screen board with former car driving computer supporting, and is high in price, the utility model discloses a drive 7 output video signal of screen chip and give former car driving computer, CAN directly replace former car driving computer and drive screen board 2 to the process of transmitting video data with LVDS transceiver chip has been bypassed, has avoided the influence that the LVDS chip lacks goods, saves the high cost of LVDS chip simultaneously.

Example 1 (driving computer screen displaying vehicle driving data):

the automobile CAN bus 1 sends original automobile CAN data to a CAN data transceiver module 5 of a driving computer driving panel 2, automobile driving data are extracted from the CAN data transceiver module 5 through a driving panel control unit 6, a driving panel chip 7 is controlled to output video signals through the driving panel control unit 6, the driving panel chip 7 outputs the video signals to a driving computer display screen 4, and the driving computer display 4 displays the automobile driving data and a corresponding UI interface.

Example 2 (driving computer screen displaying image for backing up):

the automobile CAN bus 1 sends original automobile CAN data to the CAN data transceiver module 5 of the driving computer driving panel 2, the driving panel control unit 6 receives and analyzes the data, the automobile is confirmed to be in a reversing state, the driving and reversing camera 3 is turned on, the driving panel control unit 6 controls the driving panel chip 7 to access a reversing image, the driving panel chip 7 outputs a reversing video signal to the driving computer display screen 4, and the driving computer display 4 displays the automobile reversing image.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a but direct drive's driving computer display screen which characterized in that: the automobile CAN bus comprises an automobile CAN bus (1), an automobile computer driving panel (2), an automobile backing camera (3), an automobile computer display screen (4), a CAN data transceiver module (5), a driving panel control unit (6) and a driving panel chip (7), wherein the automobile CAN bus (1) is connected with the CAN data transceiver module (5) of the automobile computer driving panel (2), the automobile CAN bus (1) transmits CAN bus data to the CAN data transceiver module (5), the automobile backing camera (3) is connected with the driving panel chip (7) of the automobile computer driving panel (2), the automobile backing camera (3) inputs backing image data to the driving panel chip (7), the driving panel chip (7) is connected with the automobile computer display screen (4), and the driving panel chip (7) inputs video signals to the automobile computer display screen (4), the CAN data transceiver module (5) is connected with a driving panel control unit (6), and the driving panel control unit (6) is connected with a driving panel chip (7).

2. A direct-drive vehicle computer display screen as claimed in claim 1, wherein: the driving computer driving panel (2) is composed of a CAN data transceiving module (5), a driving panel control unit (6) and a driving panel chip (7).

3. A direct-drive vehicle computer display screen as claimed in claim 1, wherein: the automobile CAN bus (1) is formed by twisting a high-bit data line CAN-H and a low-bit data line CAN-L.

4. A direct-drive vehicle computer display screen as claimed in claim 1, wherein: the screen driving plate control unit (6) controls the screen driving plate chip (7) to output signals, and the screen driving plate control unit (6) is composed of a single chip microcomputer.

5. A direct-drive vehicle computer display screen as claimed in claim 1, wherein: the driving computer display screen (4) is an LCD display screen, and the driving computer display screen (4) receives video signals transmitted by the display driving screen chip (7).

6. A direct-drive vehicle computer display screen as claimed in claim 1, wherein: the model of the screen driving chip (7) is TW 8825.