CN202231946U - Circuit board - Google Patents
Circuit board Download PDFInfo
- Publication number
- CN202231946U CN202231946U CN2011201797889U CN201120179788U CN202231946U CN 202231946 U CN202231946 U CN 202231946U CN 2011201797889 U CN2011201797889 U CN 2011201797889U CN 201120179788 U CN201120179788 U CN 201120179788U CN 202231946 U CN202231946 U CN 202231946U
- Authority
- CN
- China
- Prior art keywords
- circuit board
- interface
- input
- input interface
- location hole
- 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
Links
- 239000002131 composite material Substances 0.000 claims description 4
- 238000005259 measurement Methods 0.000 claims description 3
- 238000009434 installation Methods 0.000 description 4
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
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- Combinations Of Printed Boards (AREA)
Abstract
The utility model discloses a circuit board, which is provided with a plurality of positioning holes H1-H5, wherein the positioning hole H1 is used as a base point (0, 0), a horizontal line is used as an X axis, a vertical line is used as a Y axis, 1 mm is used as the measure unit, and the positions of the centers of circle of the positioning holes H1-H5 are respectively H1(0, 0), H2(270, 0), H3(270, 86), H4(114, 86) and H5(0, 86). The circuit board employs a positioning hole accurately-positioned design, is matched with a corresponding housing, is scientific in mounting position design and excellent in practicality, and is convenient for users to mount and dismount.
Description
Technical field
The utility model relates to electronic applications, relates in particular to a kind of circuit board that is used for display device.
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.
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.
A kind of circuit board that the utility model provides is provided with a plurality of location holes above, comprises location hole H1～H5, is initial point (0,0) with location hole H1; Horizontal line is the X axle, and vertical line is the Y axle, and unit of measurement is mm, and the position in said location hole H1～H5 center of circle is respectively: H1 (0,0); H2 (270,0), H3 (270,86), H4 (114; 86), H5 (0,86), the site error in said location hole H1～H5 center of circle is ± 2mm.
The length of said circuit board is 280mm, and width is 117mm, and scale error is ± 2mm.
The diameter of said location hole H1～H5 is 3.3mm, and scale error is ± 2mm.
Further, also be provided with two multimedia input interfaces on the said circuit board, three HDMI input interfaces, a computer VGA input interface; A computer VGA audio input interface, a composite video input interface, audio frequency one a R channel input interface, audio frequency one a L channel input interface; A linear audio R channel output interface, a linear audio L channel output interface, a S-VIDEO input interface; An Ethernet interface, a TV RF input interface, a telephone line interface; A color difference components Y input interface, a color difference components PB/CB input interface, a color difference components PR/CR input interface; Audio frequency two R channel input interfaces, audio frequency two L channel input interfaces, a coaxial output interface.
Further, also be provided with main control chip on the said circuit board, TV RF 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, 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, has practiced thrift cost of manufacture, can be used for television set.
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 side interface sketch map that the utility model embodiment one 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～H5, is initial point (0 with location hole H1; 0), horizontal line is the X axle, and vertical line is the Y axle, and unit of measurement is mm, and the position in said location hole H1～H5 center of circle is respectively: H1 (0; 0), H2 (270,0), H3 (270,86); H4 (114,86), H5 (0,86), the site error in said location hole H1～H5 center of circle is ± 2mm.
The length of said circuit board is 280mm, and width is 117mm, and scale error is ± 2mm.
The diameter of said location hole H1～H5 is 3.3mm, and scale error is ± 2mm.
Also be provided with two multimedia input interfaces on the said circuit board, three HDMI input interfaces, a computer VGA input interface, a computer VGA audio input interface; A composite video input interface, audio frequency one a R channel input interface, audio frequency one a L channel input interface; A linear audio R channel output interface, a linear audio L channel output interface, a S-VIDEO input interface; An Ethernet interface, a TV RF input interface, a telephone line interface; A color difference components Y input interface, a color difference components PB/CB input interface, a color difference components PR/CR input interface; Audio frequency two R channel input interfaces, audio frequency two L channel input interfaces, a coaxial output interface.The corresponding tabulation of each interface name and interface sequence number specifically sees the following form among Fig. 1,2:
| Sequence number | Describe |
| 1 | |
| 2 | The |
| 3 | The |
| 4 | The |
| 5 | |
| 6 | The audio frequency input of computer VGA |
| 7 | The |
| 8 | The input of audio frequency 1 |
| 9 | The input of audio frequency 1 |
| 10 | The output of linear |
| 11 | The output of linear |
| 12 | The S- |
| 13 | Ethernet |
| 14 | |
| 15 | |
| 16 | |
| 17 | Color difference |
| 18 | Color difference components PB/ |
| 19 | Color difference components PR/ |
| 20 | The input of audio frequency 2 |
| 21 | The input of audio frequency 2 |
| 22 | Coaxial output |
Further, also be provided with main control chip on the said circuit board, TV RF module, analog audio-video input circuit, HDMI high definition input circuit, power amplifier module and power-supply system.
Claims (5)
1. a circuit board is characterized in that, is provided with a plurality of location holes above, comprises location hole H1～H5, is initial point (0 with location hole H1; 0), horizontal line is the X axle, and vertical line is the Y axle, and unit of measurement is mm, and the position in said location hole H1～H5 center of circle is respectively: H1 (0; 0), H2 (270,0), H3 (270,86); H4 (114,86), H5 (0,86), the site error in said location hole H1～H5 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 280mm, width is 117mm, 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～H5 is 3.3mm, scale error is ± 2mm.
4. according to the said circuit board of claim 1, it is characterized in that, also be provided with two multimedia input interfaces on the said circuit board, three HDMI input interfaces; A computer VGA input interface, a computer VGA audio input interface, a composite video input interface, audio frequency one a R channel input interface; Audio frequency one a L channel input interface, a linear audio R channel output interface, a linear audio L channel output interface, a S-VIDEO input interface; An Ethernet interface, a TV RF input interface, a telephone line interface; A color difference components Y input interface, a color difference components PB/CB input interface, a color difference components PR/CR input interface; Audio frequency two R channel input interfaces, audio frequency two L channel input interfaces, a coaxial output interface.
5. according to claim 1 or 4 said circuit boards, it is characterized in that, also be provided with main control chip on the said circuit board, TV RF 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 |
|---|---|---|---|
| CN2011201797889U CN202231946U (en) | 2011-05-31 | 2011-05-31 | Circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201797889U CN202231946U (en) | 2011-05-31 | 2011-05-31 | Circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202231946U true CN202231946U (en) | 2012-05-23 |
Family
ID=46082515
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201797889U Expired - Lifetime CN202231946U (en) | 2011-05-31 | 2011-05-31 | Circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202231946U (en) |
-
2011
- 2011-05-31 CN CN2011201797889U patent/CN202231946U/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 | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120523 |