CN202190451U - Circuit board - Google Patents
Circuit board Download PDFInfo
- Publication number
- CN202190451U CN202190451U CN2011201596061U CN201120159606U CN202190451U CN 202190451 U CN202190451 U CN 202190451U CN 2011201596061 U CN2011201596061 U CN 2011201596061U CN 201120159606 U CN201120159606 U CN 201120159606U CN 202190451 U CN202190451 U CN 202190451U
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- China
- Prior art keywords
- circuit board
- input interface
- location hole
- interface
- center
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
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- 238000005259 measurement Methods 0.000 claims abstract description 4
- 239000002131 composite material Substances 0.000 claims description 9
- 238000009434 installation Methods 0.000 abstract description 5
- 230000001131 transforming effect Effects 0.000 abstract 1
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
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Abstract
The utility model discloses a circuit board, equipped with a plurality of positioning holes, concretely equipped with the H1 to H4 positioning holes. The center of the H1 positioning hole is considered as the origin(0,0), a horizontal line is considered as the X axis, and a vertical line is considered as the Y axis; the measurement unit is mm and the positions of the centers of the H2 to H4 positioning holes are H2(173.5,-5), H3(173.5, 105) and H4(-48.5, 105) separately. The circuit board of the utility model employs a positioning hole design of accurate position to match a corresponding shell, the design of the installation position is scientific, the practicability is good, and the circuit board is convenient to install and disassemble. By using the circuit board, a module capable of transforming a high voltage into a low voltage is integrated, the connection cost between a TV module and a power supply module is saved, and at the same time, the circuit board can employ a single panel, thereby reducing the cost of the whole circuit board substantially, and improving the product market competitiveness.
Description
Technical field
The utility model relates to electronic applications, relates in particular to a kind of circuit board that is used for display.
Background technology
Traditional circuit board does not adopt the location hole design of exact position for the shell of coupling, and position design is science not, and practicality, versatility are poor, be not easy to client's installation and removal, and the interface number are few, and the integrated circuit board function is low, lacks voltage transformation module.
The utility model content
The utility model purpose provides a kind of circuit board, adopts the location hole design of exact position, is convenient to installation and removal, and has voltage conversion function.
A kind of circuit board that the utility model provides is provided with a plurality of location holes above, comprises location hole H1～H4, is initial point (0 with the center of circle of said location hole H1; 0), horizontal line is the X axle, and vertical line is the Y axle, and unit of measurement is mm; The position in said location hole H2～H4 center of circle is respectively: H2 (173.5 ,-5), H3 (173.5,105); H4 (48.5,105), the site error in said location hole H1～H4 center of circle is ± 2mm.
Further, the length of said circuit board is 232mm, and width is 143mm, and scale error is ± 2mm.The diameter of said location hole H1～H4 is 3.5mm, and scale error is ± 2mm.
As a kind of improved procedure, said circuit board is provided with a headset output interface, a TV RF input interface; A SCART input interface, a composite video input interface, a composite video R channel input interface; A composite video L channel input interface; A computer VGA audio input interface, a computer VGA input interface, a HDMI input interface.
As further improved procedure, also be provided with a color difference components-Y input interface on the said circuit board, a color difference components-Pb input interface, a color difference components-Pr input interface.
Further, also be provided with main control chip on the said circuit board, TV decoder module, analog audio-video input circuit, HDMI high definition input circuit, power amplifier module and power-supply system.
The circuit board of the utility model adopts the location hole design of exact position, the shell that coupling is corresponding, and the position design science can be joined the display screen of a plurality of brands, and versatility, practicality are good, are convenient to client's installation and removal.While can be adjusted the interface of difference in functionality according to client's user demand, and the installation number of interface, realizes the circuit board of difference in functionality, has expanded the range of application of integrated circuit board greatly.
This plate has been gathered the module that high voltage is transformed into low-voltage, has saved the cost that is connected between TV module and the power module, and this plate can adopt single sided board simultaneously, reduced the cost of whole plate greatly, improve the competitiveness of product in market.
Description of drawings
Fig. 1 is the circuit board Facad structure sketch map that the utility model embodiment one provides.
Fig. 2 is the circuit board interface structural representation that the utility model embodiment one provides.
Fig. 3 is the circuit board interface structural representation that the utility model embodiment two provides.
Embodiment
For the purpose, technical scheme and the advantage that make the utility model is clearer, will combine accompanying drawing that the utility model is done to describe in detail further below.
A kind of circuit board as shown in Figure 1, that the utility model embodiment one provides is provided with a plurality of location holes above, comprises location hole H1～H4; The center of circle with said location hole H1 is initial point (0,0), and horizontal line is the X axle, and vertical line is the Y axle; Unit of measurement is mm, and the position in said location hole H2～H4 center of circle is respectively: H2 (173.5 ,-5), and H3 (173.5; 105), H4 (48.5,105), the site error in said location hole H1～H4 center of circle is ± 2mm.
The length of said circuit board is 232mm, and width is 143mm, and scale error is ± 2mm.The diameter of said location hole H1～H4 is 3.5mm, and scale error is ± 2mm.
As shown in Figure 2, said circuit board is provided with a headset output interface, a TV RF input interface; A SCART input interface, a composite video input interface, a composite video R channel input interface; A composite video L channel input interface; A computer VGA audio input interface, a computer VGA input interface, a HDMI input interface.The corresponding tabulation of each interface name and interface sequence number specifically sees the following form among Fig. 2:
A kind of circuit board that the utility model embodiment two provides, as shown in Figure 3, be with the difference of embodiment one, also increased a color difference components-Y input interface on the said circuit board, a color difference components-Pb input interface, a color difference components-Pr input interface.The corresponding tabulation of each interface name and interface sequence number specifically sees the following form among Fig. 4:
More than among all embodiment, also be provided with main control chip on the said circuit board, TV decoder module, analog audio-video input circuit, HDMI high definition input circuit, power amplifier module and power-supply system.Said circuit board can be the circuit board of display or television set.
Claims (6)
1. a circuit board is characterized in that, is provided with a plurality of location holes above, comprises location hole H1～H4; The center of circle with said location hole H1 is initial point (0,0), and horizontal line is the X axle, and vertical line is the Y axle; Unit of measurement is mm, and the position in said location hole H2～H4 center of circle is respectively: H2 (173.5 ,-5), and H3 (173.5; 105), H4 (48.5,105), the site error in said location hole H1～H4 center of circle is ± 2mm.
2. according to the said circuit board of claim 1, it is characterized in that the length of said circuit board is 232mm, width is 143mm, and scale error is ± 2mm.
3. according to the said circuit board of claim 1, it is characterized in that the diameter of said location hole H1～H4 is 3.5mm, scale error is ± 2mm.
4. according to the said circuit board of claim 1, it is characterized in that said circuit board is provided with a headset output interface; A TV RF input interface, a SCART input interface, a composite video input interface; A composite video R channel input interface, a composite video L channel input interface, a computer VGA audio input interface; A computer VGA input interface, a HDMI input interface.
5. according to the said circuit board of claim 4, it is characterized in that, also be provided with a color difference components-Y input interface on the said circuit board, a color difference components-Pb input interface, a color difference components-Pr input interface.
6. according to claim 4 or 5 said circuit boards, it is characterized in that, also be provided with main control chip on the said circuit board, TV decoder module, analog audio-video input circuit, HDMI high definition input circuit, power amplifier module and power-supply system.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201596061U CN202190451U (en) | 2011-05-18 | 2011-05-18 | Circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201596061U CN202190451U (en) | 2011-05-18 | 2011-05-18 | Circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202190451U true CN202190451U (en) | 2012-04-11 |
Family
ID=45921882
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201596061U Expired - Lifetime CN202190451U (en) | 2011-05-18 | 2011-05-18 | Circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202190451U (en) |
-
2011
- 2011-05-18 CN CN2011201596061U patent/CN202190451U/en not_active Expired - Lifetime
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: GUANGZHOU CVT ELECTRONICS TECHNOLOGY CO., LTD. Free format text: FORMER NAME: GUANGZHOU SHIYUAN ELECTRONICS TECHNOLOGY CO., LTD. |
|
| CP01 | Change in the name or title of a patent holder |
Address after: 510663 Guangdong city of Guangzhou province Guangzhou Science City Kezhu Road No. 192 Patentee after: Guangzhou Shiyuan Electronic Technology Company Limited Address before: 510663 Guangdong city of Guangzhou province Guangzhou Science City Kezhu Road No. 192 Patentee before: Guangzhou Shiyuan Electronic Technology Co.,Ltd. |
|
| CX01 | Expiry of patent term |
Granted publication date: 20120411 |
|
| CX01 | Expiry of patent term |