CN218996326U

CN218996326U - Display screen rapid detection device

Info

Publication number: CN218996326U
Application number: CN202222553920.9U
Authority: CN
Inventors: 请求不公布姓名
Original assignee: Shanghai Smart Control Co Ltd
Current assignee: Shanghai Smart Control Co Ltd
Priority date: 2022-09-26
Filing date: 2022-09-26
Publication date: 2023-05-09
Anticipated expiration: 2032-09-26

Abstract

The utility model discloses a display screen rapid detection device which comprises a PC end, VGA wires, a driving plate, signal wires, backlight rays, an adapter plate, connectors and screen wires, wherein the PC end is electrically connected with the driving plate through the VGA wires, the driving plate is electrically connected with the adapter plate through the signal wires and the backlight wires, more than two connectors are fixedly arranged on the adapter plate, and each connector can be electrically connected with a display screen to be detected through the screen wires. The rapid detection device for the display screen provided by the utility model has the advantages that the structure is simple, the use is convenient, multiple screens with different types can be detected at the same time, the detection efficiency is greatly improved, and the compatibility and the feasibility are stronger.

Description

Display screen rapid detection device

Technical Field

The utility model relates to the technical field of display screen detection, in particular to a display screen rapid detection device.

Background

Due to process and technical limitations, the phenomena of light leakage, black spots, color spots, yellowing of the screen and the like exist in the production of the display screen, so that the situation of ultrahigh defective products in the subsequent complete machine can be caused, and the user experience and the enterprise image are seriously affected. At present, the existing display screen detection equipment can only detect one display screen at a time, and the detection efficiency is low.

Disclosure of Invention

The utility model aims to solve the technical problem that the existing display screen detection equipment has lower efficiency. In order to overcome the defects of the prior art, the utility model provides the rapid detection device for the display screen, which has the advantages of simple structure, convenient use, capability of detecting multiple screens with different types, great improvement on detection efficiency and stronger compatibility and feasibility.

To achieve the purpose, the utility model adopts the following technical scheme:

the utility model provides a display screen rapid detection device which comprises a PC end, VGA wires, a driving plate, signal wires, backlight rays, an adapter plate, connectors and screen wires, wherein the PC end is electrically connected with the driving plate through the VGA wires, the driving plate is electrically connected with the adapter plate through the signal wires and the backlight wires, more than two connectors are fixedly arranged on the adapter plate, and each connector can be electrically connected with a display screen to be detected through the screen wires.

In a preferred technical scheme of the utility model, the driving plate is an Mstar signal processing chip.

In a preferred technical scheme of the utility model, the driving board is connected with an external power supply circuit.

In a preferred technical scheme of the utility model, the connector comprises a DC chip and an integrated circuit, and the DC chip and the integrated circuit are electrically connected with the adapter plate.

In a preferred technical scheme of the utility model, the screen wire is one or two of a 50Pin FFC wire harness or a 60Pin FFC wire harness.

The beneficial effects of the utility model are as follows:

the rapid detection device for the display screen provided by the utility model has the advantages that the structure is simple, the use is convenient, multiple screens with different types can be detected at the same time, the detection efficiency is greatly improved, and the compatibility and the feasibility are stronger.

Drawings

Fig. 1 is a schematic structural diagram of a display screen rapid detection device according to an embodiment of the present utility model.

In the figure:

1. a PC end; 2. VGA line; 3. a driving plate; 4. a signal line; 5. a backlight; 6. an adapter plate; 7. a connector; 8. a screen line; 9. a display screen to be detected; 10. an external power supply circuit.

Detailed Description

The technical scheme of the utility model is further described below by the specific embodiments with reference to the accompanying drawings.

As shown in fig. 1, in the embodiment, a display screen rapid detection device is provided, which includes a PC end 1, a VGA line 2, a driving board 3, a signal line 4, a backlight 5, an adapter board 6, a connector 7 and a screen line 8, wherein the PC end 1 is electrically connected with the driving board 3 through the VGA line 2, the driving board 3 is electrically connected with the adapter board 6 through the signal line 4 and the backlight 5, more than two connectors 7 are fixedly arranged on the adapter board 6, and each connector 7 can be electrically connected with a display screen 9 to be detected through the screen line 8.

In this embodiment, the driving board 3 is mainly used for driving the TFT-LCD liquid crystal screen to work, the driving board 3 is provided with a VGA input port, an HDMI input port and an LVDS output port, and the PC terminal 1 is connected to the VGA input port on the driving board 3 through the VGA line 2, the LVDS output port is connected with a signal line 4, and the HDMI input port is connected with a backlight line 5. The driving board 3 can receive VGA signals from the PC end 1, convert the VGA signals into LVDS signals, then transmit the LVDS signals to the adapter board 6 through the signal wire 4, and the adapter board 6 can respectively arrange the received LVDS signals in three different sequences so as to adapt to three different screens, and the detection efficiency is high. The adapter plate 6 is a three-in-one adapter plate, three connectors 7 are arranged on the adapter plate 6, the connectors 7 are electrically connected with the adapter plate 6, the backlight 5 is used for supplying power to the adapter plate 6, and the connectors 7 can convert working voltages transmitted by the backlight 5 to obtain voltages such as LEDA/LEDK so as to adapt to three different screens.

Specifically, the driving board 3 is an Mstar signal processing chip. In this embodiment, the driving board 3 adopts an Mstar signal processing chip, which has powerful processing functions and can support standard and nonstandard signals of various specifications.

Specifically, an external power supply circuit 10 is connected to the drive board 3. In the present embodiment, the external power supply circuit 10 is used to supply power to the drive board 3, and the external power supply circuit 10 can supply an operating voltage of 12V.

Specifically, the connector 7 includes a DC chip and an integrated circuit, and both the DC chip and the integrated circuit are electrically connected to the interposer 6. In this embodiment, by setting the DC chip and the integrated circuit, the 12V voltage transmitted from the backlight line 5 can be converted into voltages of 5V, 3.3V, +6.3V, -6.3V, 20V, -10V, etc. for the display screen 9 to be detected to select.

Specifically, the screen wire 8 is one or two of 50Pin FFC wire harness or 60Pin FFC wire harness. In this embodiment, the screen wires of two different interfaces are used to connect to-be-detected display screens 9 of different models, so as to meet the electric detection requirements of different screens.

While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted for elements thereof without departing from the spirit and scope of the utility model. The utility model is not to be limited by the specific embodiments disclosed herein, and other embodiments are within the scope of the utility model as defined by the claims of the present application.

Claims

1. A display screen rapid detection device is characterized in that: the multifunctional power supply comprises a PC end (1), VGA wires (2), a driving plate (3), a signal wire (4), a backlight wire (5), an adapter plate (6), connectors (7) and screen wires (8), wherein the PC end (1) is electrically connected with the driving plate (3) through the VGA wires (2), the driving plate (3) is electrically connected with the adapter plate (6) through the signal wire (4) and the backlight wire (5), more than two connectors (7) are fixedly arranged on the adapter plate (6), and each connector (7) can be electrically connected with a display screen (9) to be detected through the screen wires (8).

2. The rapid detection device for display screen according to claim 1, wherein: the driving plate (3) is an Mstar signal processing chip.

3. The rapid detection device for display screen according to claim 1, wherein: an external power supply circuit (10) is connected to the driving board (3).

4. The rapid detection device for display screen according to claim 1, wherein: the connector (7) comprises a DC chip and an integrated circuit, and the DC chip and the integrated circuit are electrically connected with the adapter plate (6).

5. The rapid detection device for display screen according to claim 1, wherein: the screen wire (8) is one or two of 50Pin FFC wire harnesses or 60Pin FFC wire harnesses.