Interface converter capable of switching output modes

Abstract

The utility model discloses an interface converter capable of switching output modes, which comprises a main body, a PCB (Printed Circuit Board) is arranged in the main body, the PCB is electrically connected with an adjusting switch, a main control unit MCU (Microprogrammed Control Unit) and a plurality of signal conversion chips, the main body is provided with a button, the button is propped against the adjusting switch, and the signal conversion chips are electrically connected with the main control unit MCU. The PCB is electrically connected with a plurality of first interfaces and data lines, the first interfaces and the data lines penetrate out of the main body, and the data lines are electrically connected with second interfaces. The utility model provides an interface converter capable of switching output modes, which is provided with a plurality of output interfaces, and the main control unit MCU is used for switching signals to a specified interface for outputting, so that the frequency of plugging and replacing the converter is reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to video conversion technical field especially relates to an interface converter of switchable output mode. BACKGROUND

[0002] With the diversification of electronic equipment video transmission demand, DP, HDMI, Type-C interface is widely used in different scenes due to protocol difference and functional characteristics, in the prior art, video signal converter generally adopts single interface conversion design, for example, Type-C signal is converted into HDMI output, or one-way adaptation of DP protocol and other interfaces is realized,

[0003] Such scheme has significant deficiencies in practical application, users need to configure multiple converters separately according to the interface type of different equipment, resulting in the need to frequently plug and replace converters when switching other display equipment connection, which is easy to cause damage due to loose interface. UTILITY MODEL CONTENT

[0004] The utility model discloses a kind of interface converters of switchable output mode, the device is equipped with multiple output interfaces, signal is switched to specified interface output by main control unit MCU, reduce the frequency of plugging and replacing converter.

[0005] The utility model discloses a kind of interface converters of switchable output mode, the device is equipped with multiple output interfaces, signal is switched to specified interface output by main control unit MCU, reduce the frequency of plugging and replacing converter.

[0006] Including main part, the main part is equipped with PCB board, the PCB board is electrically connected with regulating switch, main control unit MCU and multiple signal conversion chips, the main part is installed with button, the button top touch regulating switch, the PCB board is electrically connected with multiple first interfaces and data line, the first interface and data line all pass out main part, the data line is electrically connected with second interface.

[0007] As preferred scheme, the signal conversion chip is two, two the signal conversion chip is respectively HDMI conversion chip and DP conversion chip.

[0008] As preferred scheme, the first interface is two, two the first interface is respectively HDMI interface and DP interface, the second interface is Type-C interface.

[0009] As preferred scheme, the PCB board is electrically connected with two bidirectional differential switches.

[0010] As preferred scheme, the main part includes shell, the PCB board is installed in shell, the shell is equipped with mounting seat, the mounting seat is inserted into shell, the button is passed through mounting seat.

[0011] As a preferred solution, two ends of the shell are respectively provided with a first end cover and a second end cover, the first interface penetrates the first end cover, and the data line penetrates the second end cover.

[0012] The interface converter with switchable output modes has the advantages that:

[0013] The plurality of first interfaces are respectively connected to the corresponding display of each type of video signal interface, the second interface is connected to the video signal source host, the video signal is routed to the selected signal conversion chip for processing through the main control unit MCU after being input through the second interface, and is finally output to the target display through the corresponding first interface; when the user triggers the adjustment switch through the button, the main control unit MCU responds to the switching instruction and synchronously executes the closing of the current signal conversion chip and the starting of another signal conversion chip, so that the video signal stream is seamlessly switched to another signal conversion chip for processing and then output to the associated first interface, thereby realizing the switching between the displays of multiple different interfaces without plugging in the converter. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 is a structural schematic view of the interface converter with switchable output modes.

[0015] Figure 2 is a structural schematic view of the shell and the PCB of the interface converter with switchable output modes.

[0016] Figure 3 is a structural schematic view of the PCB of the interface converter with switchable output modes.

[0017] Figure 4 is a circuit schematic view of the interface converter with switchable output modes.

[0018] Figure 5 is a circuit schematic view of the interface converter with switchable output modes. DETAILED DESCRIPTION

[0019] The utility model will be further described and explained in connection with specific embodiment and description of the drawings:

[0020] Please refer to Figures 1-3 .

[0021] The utility model discloses a kind of interface converters with switchable output modes, including main body;

[0022] Main body includes shell 1, and the shell 1 is preferably hollow structure in this embodiment, and both ends are provided with opening and communicated with the inside of shell 1;PCB board 2 is equipped in main body, and PCB board 2 is installed in shell 1;

[0023] Further, the shell 1 is provided with a mounting seat 12, and the shell 1 is provided with a slot 111 that is in communication with the inside of the shell 1. The mounting seat 12 is clamped into the slot 111 and penetrates into the shell 1 through the slot 111. The outer side of the mounting seat 12 is provided with a first buckle that is located in the shell 1. The first buckle clamps the edge of the slot 111 to fix the mounting seat 12 on the shell 1. In this embodiment, the mounting seat 12 is preferably a hollow structure, and the mounting seat 12 is provided with a limiting groove. A button 121 is mounted on the main body and penetrates through the mounting seat 12. The outer side of the button 121 is provided with a second buckle that is in sliding contact with the limiting groove. Thus, the mounting seat 12 can constrain the button 121 from being separated from the mounting seat 12 through the limiting groove, and the button 121 can be retracted into the mounting seat 12.

[0024] The PCB 2 is electrically connected with an adjusting switch 21, and the button 121 abuts against the adjusting switch 21. When the user pushes the button 121 to retract it into the mounting seat 12, the button 121 abuts against and triggers the adjusting switch 21.

[0025] Further, the PCB 2 is electrically connected with a main control unit MCU, and the adjusting switch 21 is electrically connected with the main control unit MCU through the PCB 2. The main control unit MCU inputs a switching instruction by triggering the adjusting switch 21.

[0026] Further, the PCB 2 is electrically connected with two bidirectional differential switches, and the bidirectional differential switches are electrically connected with the main control unit MCU through the PCB 2. The main control unit MCU controls the bidirectional differential switches to open and close the transmission of the video signal.

[0027] Further, the PCB 2 is electrically connected with a plurality of signal conversion chips. In this embodiment, the signal conversion chips are preferably two, and the two signal conversion chips are respectively an HDMI conversion chip and a DP conversion chip. The HDMI conversion chip is electrically connected with one of the bidirectional differential switches through the PCB 2, and the DP conversion chip is electrically connected with the other bidirectional differential switch through the PCB 2. The main control unit MCU controls the directional transmission of the video signal to the HDMI conversion chip or the DP conversion chip through the two adjusting switches 21. The HDMI conversion chip performs HDMI protocol encapsulation processing on the input video signal, and the DP conversion chip implements DP standard signal conversion, so as to convert the video signal into a specified video signal format.

[0028] The shell 1 is provided with a first end cover 13 and a second end cover 14 at two ends, respectively. The first end cover 13 and the second end cover 14 constrain the PCB 2 in the inside of the shell 1.

[0029] Further, the PCB 2 is electrically connected with a plurality of first interfaces and a data line 24, the first interface penetrates the first end cover 13, and the first interface is preferably two in the embodiment, and the two first interfaces are respectively an HDMI interface 22 and a DP interface 23, the HDMI interface 22 and the DP interface 23 are respectively electrically connected with an HDMI line and a DP line, and the HDMI line and the DP line are respectively electrically connected with a display with an HDMI port and a display with a DP port; the HDMI interface 22 is electrically connected with the HDMI conversion chip through the PCB 2, and the DP interface 23 is electrically connected with the DP conversion chip through the PCB 2, so that the video signal completing HDMI protocol encapsulation processing can be input into the display through the HDMI interface 22, and the video signal completing DP standard signal conversion can be input into the display through the DP interface 23;

[0030] Further, the data line 24 is electrically connected with the main control unit MCU through the PCB 2, the data line 24 penetrates the second end cover 14, and the data line 24 is electrically connected with a second interface, and the second interface is preferably a Type-c interface 241 in the embodiment, and the Type-c interface 241 is externally sleeved with an aluminum shell 242; the Type-c interface 241 is electrically connected with the main control unit MCU through the PCB 2, and a host with a Type-C port is electrically connected with the Type-c interface 241, and the host inputs the video signal into the main control unit MCU through the Type-c interface 241 and the data line 24.

[0031] The shell 1 is provided with a through groove 112 on each side, and a batten 15 is installed in the through groove 112, and the first end cover 13 and the second end cover 14 respectively abut against the batten 15 to limit the batten 15 in the through groove 112; the batten 15 can improve the hand feeling of the user in grabbing the shell 1 and also improve the aesthetic appearance of the shell 1.

[0032] Please refer to Figures 1-4 .

[0033] The Type-c interface 241 is connected with a host outputting a video signal, the HDMI interface 22 is connected with a display with an HDMI port, and the DP interface 23 is connected with a display with a DP port;

[0034] The host inputs the video signal into the main control unit MCU through the Type-c interface 241 and the data line 24, the main control unit MCU starts one of the bidirectional differential switches to transmit the video signal, so that the main control unit MCU inputs the received video signal into the HDMI conversion chip through one of the bidirectional differential switches, the HDMI conversion chip performs HDMI protocol encapsulation processing on the input video signal, and then inputs the video signal into the display connected therewith through the HDMI interface 22;

[0035] When it is needed to switch to DP interface 23 to transmit video signal, the user presses button 121 to trigger adjustment switch 21 to input switching instruction to main control unit MCU, main control unit MCU closes one of the two-way differential switches and opens another two-way differential switch, so that main control unit MCU inputs the received video signal to DP conversion chip through another two-way differential switch, and DP conversion chip performs DP standard signal conversion on the input video signal, and then inputs the converted signal to the display connected through DP interface 23.

[0036] Please refer to Figures 1-3 and Figure 5 .

[0037] Type-c interface 241 and DP interface 23 are connected with two host computers outputting video signal respectively, and HDMI interface 22 is connected with a display with HDMI port;

[0038] When it is needed to switch to DP interface 23 to transmit video signal, the user presses button 121 to trigger adjustment switch 21 to input switching instruction to main control unit MCU, main control unit MCU closes one of the two-way differential switches and opens another two-way differential switch, so that main control unit MCU inputs the received video signal to DP conversion chip through another two-way differential switch, and DP conversion chip performs DP standard signal conversion on the input video signal, and then inputs the converted signal to the display connected through DP interface 23.

[0039] When it is needed to switch to Type-c interface 241 to input video signal, the user presses button 121 to trigger adjustment switch 21 to input switching instruction to main control unit MCU, main control unit MCU closes another two-way differential switch, host computer inputs video signal to main control unit MCU through Type-c interface 241 and data line 24, and main control unit MCU opens one of the two-way differential switches to transmit video signal, so that main control unit MCU inputs the received video signal to HDMI conversion chip through one of the two-way differential switches, HDMI conversion chip performs HDMI protocol encapsulation processing on the input video signal, and then inputs the processed signal to the display connected through HDMI interface 22.

[0040] The utility model provides an interface converter of switchable output mode, a plurality of first interfaces are connected with the display of each type video signal interface respectively, the second interface establishes the connection with video signal source host computer, and the video signal is routed to the selected signal conversion chip processing through the main control unit MCU after inputting through the second interface, and is finally output to the target display by the corresponding first interface, when the user triggers the adjustment switch through the button, the main control unit MCU responds to the switching instruction, and the current signal conversion chip is closed and another signal conversion chip is started simultaneously, the video signal stream is switched to another signal conversion chip processing and is output to the associated first interface, so that switching between the displays of a plurality of different interfaces is realized without plugging the converter.

[0041] Finally, it should be noted that the above examples are used to illustrate the technical solutions of the utility model, and are not intended to limit the scope of protection of the utility model. Although the utility model has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that the technical solutions of the utility model can be modified or replaced equivalently without departing from the essence and scope of the technical solutions of the utility model.

Claims

1. An interface converter switchable between output modes, characterized by Including the main body, be equipped with PCB board in the main body, be electrically connected with the regulating switch, main control unit MCU and a plurality of signal conversion chips on the PCB board, be installed with the button on the main body, the button top touch regulating switch, be electrically connected with a plurality of first interface and data line on the PCB board, the first interface and data line all wear out the main body, be electrically connected with the second interface on the data line.

2. An output mode switchable interface converter as claimed in claim 1, characterized in that, The signal conversion chip is two, two signal conversion chips are HDMI conversion chip and DP conversion chip respectively.

3. An output mode switchable interface converter as claimed in claim 2, characterized in that, The first interface is two, two first interfaces are HDMI interface and DP interface respectively, and the second interface is a Type-C interface.

4. An output mode switchable interface converter as claimed in claim 3, characterized in that, The PCB board is electrically connected with two bidirectional differential switches.

5. An output mode switchable interface converter as claimed in claim 4, characterized in that, The main body includes a shell, the PCB board is installed in the shell, the shell is provided with a mounting seat, the mounting seat penetrates into the shell, and the button penetrates through the mounting seat.

6. An output mode switchable interface converter as claimed in claim 5, characterized in that, First end cover and second end cover are respectively installed at both ends of the shell, the first interface penetrates through the first end cover, and the data line penetrates through the second end cover.

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