CN203133671U - Displayer with over-current protection device - Google Patents
Displayer with over-current protection device Download PDFInfo
- Publication number
- CN203133671U CN203133671U CN 201320032784 CN201320032784U CN203133671U CN 203133671 U CN203133671 U CN 203133671U CN 201320032784 CN201320032784 CN 201320032784 CN 201320032784 U CN201320032784 U CN 201320032784U CN 203133671 U CN203133671 U CN 203133671U
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- Prior art keywords
- display
- displayer
- processing module
- control chip
- core processing
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Abstract
The utility model discloses a displayer with an over-current protection device. The displayer comprises a display panel, a loudspeaker and a displayer core processing module. The input end of the displayer core processing module is connected with an external sound signal output end and an external video signal output end. The output end of the displayer core processing module is connected to the input end of the display panel and the input end of the loudspeaker. The displayer core processing module is further connected with the over-current protection device. A control module is arranged on the displayer. More than one input interface is connected on the control chip. A signal output end of the control chip is connected to the displayer core processing module. According to the displayer with the over-current protection device, protocol ports on the control chip are in interface connection with a display card chip so that a display card configured on the displayer can be driven and used for display on a displayer body; and through control over a display card slot connected with the protocol ports on the control chip, a user can upgrade the display card through the displayer to improve professional manufacturing of the user or obtain advanced recreational experience feeling.
Description
Technical field
The utility model relates to the display technology field, particularly a kind of display with overcurrent protection.
Background technology
Continuous progress along with the human sciences, computing machine has become requisite ingredient in people's life, the convenient main computer boxes of part in the market such as notebook have powerful cpu function, but the integrated video card of this machine is not the high-end main flow video card in corresponding market because of reasons such as space, power consumptions, caused certain applications not ideal enough aspect image, thereby client's some specialty making and high-end recreation experience brought influence.
The utility model content
The purpose of this utility model is to provide a kind of and can be used as peripheral the expansion when showing of convenient main process equipment and also can be the upgrading that convenient main process equipment brings video card, satisfy that the user makes because of specialty or high-end recreation experience to the display of the band overcurrent protection of the demand of high-end video card.
For achieving the above object, the utility model by the following technical solutions, it comprises display panel, loudspeaker and display core processing module, described display core processing module input end connects external audio signal output terminal and outer video signal output terminal, and the output terminal of display core processing module is connected to the input end of display panel and loudspeaker; Described display core processing module also connects an overcurrent protection, described overcurrent protection comprises current transformer, sampled rectifier circuit and signal processing circuit, and described sampled rectifier circuit comprises the shunt of at least four group rectification circuits and at least three current transformers; Two commutation diodes of every group of rectification circuit branch route are in series; One of them output terminal of the secondary side of three current transformers inserts respectively between one group of rectification circuit, two commutation diodes along separate routes; Another output terminal is respectively through behind the sample resistance, and is in parallel with an end of a ground connection sample resistance; The other end of ground connection sample resistance is connected between a remaining rectification circuit two commutation diodes along separate routes, and described signal processing circuit is inserted at the two ends of while three sample resistances and ground connection sample resistance respectively; Display is provided with a control chip, connect an above input interface on the control chip, described control chip signal output part is connected to the display core processing module, also be provided with four groups of above visit view ports on the control chip, wherein one group of above protocol port connects video card chip or video card slot.
Also connect on the described protocol port and comprise USB chip or conversion chip.
Input interface on the described control chip links to each other by the equipment that connecting line and outside are provided with same-interface.
The utility model adopts above technical scheme, connects the video card chip by the protocol port interface on the control chip, but the video card that disposes on the driving display and show at this machine of display; By the video card slot that the protocol port on the control chip connects, can make the user upgrade video card to promote the experience sensation of its specialty making or senior amusement by this display product; By external audio signal input and the outer video signal input that display is provided with, can make this display when common display product use; The input interface that is provided with by control chip links to each other with the equipment that the outside has same-interface, has promoted the display periphery expanded function.
Description of drawings
Fig. 1 is structure connection diagram of the present utility model.
Embodiment
In order further to understand feature of the present utility model and technology contents, see also following about detailed description of the present utility model and accompanying drawing, describe most preferred embodiment of the present utility model in detail below in conjunction with accompanying drawing, the utility model is limited.
Be provided with an input interface with control chip in concrete the enforcement and four groups of protocol ports are that example describes, in concrete the application, the user can set input interface number and the protocol port number of control chip according to actual needs, as shown in Figure 1, this figure is with the protocol port on the control chip, connect the video card chip respectively, the video card slot, USB chip and conversion chip are example, display comprises display panel 2, loudspeaker 3 and display core processing module 1, described display core processing module 1 input end connects external audio signal 6 output terminals and outer video signal 7 output terminals, and the output terminal of display core processing module 1 is connected to the input end of display panel 2 and loudspeaker 3; Described display core processing module 1 also connects an overcurrent protection 5, described overcurrent protection 5 comprises current transformer, sampled rectifier circuit and signal processing circuit, and described sampled rectifier circuit comprises the shunt of at least four group rectification circuits and at least three current transformers; Two commutation diodes of every group of rectification circuit branch route are in series; One of them output terminal of the secondary side of three current transformers inserts respectively between one group of rectification circuit, two commutation diodes along separate routes; Another output terminal is respectively through behind the sample resistance, and is in parallel with an end of a ground connection sample resistance; The other end of ground connection sample resistance is connected between a remaining rectification circuit two commutation diodes along separate routes, and described signal processing circuit is inserted at the two ends of while three sample resistances and ground connection sample resistance respectively; Display is provided with a control chip 4, connect an input interface on this control chip 4, described control chip 4 signal output parts are connected to display core processing module 1, also be provided with four groups protocol port on the control chip 4, connect respectively on each protocol port and do not connect video card chip 9, video card slot 10, USB chip 11 and conversion chip 12.
Input interface on the described control chip 4 links to each other by the equipment that connecting line and outside are provided with same-interface.
Input interface input signal on the control chip 4 is first form, the protocol port input signal is second form, the signal of the signal output part output on the described control chip 4 is the 3rd form, the output signal of described external audio signal 6 output terminals is the 4th form, and the output signal of described outer video signal 7 output terminals is the 5th form.
The above embodiment only is used for illustrating the utility model, but is not limited thereto.Under the condition that does not depart from the utility model design, affiliated technical field personnel can make suitable change adjustment, and these change adjustment also should be included within the claim protection domain of the present utility model.
Claims (3)
1. display with overcurrent protection, it is characterized in that: comprise display panel, loudspeaker and display core processing module, described display core processing module input end connects external audio signal output terminal and outer video signal output terminal, and the output terminal of display core processing module is connected to the input end of display panel and loudspeaker; Described display core processing module also connects an overcurrent protection, described overcurrent protection comprises current transformer, sampled rectifier circuit and signal processing circuit, and described sampled rectifier circuit comprises the shunt of at least four group rectification circuits and at least three current transformers; Two commutation diodes of every group of rectification circuit branch route are in series; One of them output terminal of the secondary side of three current transformers inserts respectively between one group of rectification circuit, two commutation diodes along separate routes; Another output terminal is respectively through behind the sample resistance, and is in parallel with an end of a ground connection sample resistance; The other end of ground connection sample resistance is connected between a remaining rectification circuit two commutation diodes along separate routes, and described signal processing circuit is inserted at the two ends of while three sample resistances and ground connection sample resistance respectively; Display is provided with a control chip, connect an above input interface on the control chip, described control chip signal output part is connected to the display core processing module, also be provided with four groups of above protocol ports on the control chip, wherein one group of above protocol port connects video card chip or video card slot.
2. the display of band overcurrent protection according to claim 1 is characterized in that: also connect on the described protocol port and comprise USB chip or conversion chip.
3. the display of band overcurrent protection according to claim 1, it is characterized in that: the input interface on the described control chip links to each other by the equipment that connecting line and outside are provided with same-interface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320032784 CN203133671U (en) | 2013-01-22 | 2013-01-22 | Displayer with over-current protection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201320032784 CN203133671U (en) | 2013-01-22 | 2013-01-22 | Displayer with over-current protection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203133671U true CN203133671U (en) | 2013-08-14 |
Family
ID=48941638
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201320032784 Expired - Fee Related CN203133671U (en) | 2013-01-22 | 2013-01-22 | Displayer with over-current protection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203133671U (en) |
-
2013
- 2013-01-22 CN CN 201320032784 patent/CN203133671U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130814 Termination date: 20140122 |