CN202168272U

CN202168272U - Novel circuit board

Info

Publication number: CN202168272U
Application number: CN2011201583521U
Authority: CN
Inventors: 王志孟; 徐超警
Original assignee: Guangzhou Shiyuan Electronics Thecnology Co Ltd
Priority date: 2011-05-18
Filing date: 2011-05-18
Publication date: 2012-03-14
Anticipated expiration: 2021-05-18

Abstract

The utility model discloses a novel circuit board, which is provided with a plurality of locating holes, namely locating holes H1to H4. A circle center of the locating hole H1 of the circuit board serves as an original point, a horizontal line serves as an X axis, a vertical line serves as a Y axis, a measurement unit is mm, and the positions of the circle centers of the locating holes H1 to H4 respectively are: H1 (0,0), H2 (158.3, -5.4), H3 (131.3, 133.2) and H4 (0,135). The error of the positions of the circle centers of the locating holes H1 to H4 is +/- 2mm. The novel circuit board is provided with a plurality of functional interfaces and designed by adopting the locating holes arranged at approximately symmetrical positions, effectively improves bearing capacity and reliability of a board card, improves competitiveness of products, can adjust functions of the circuit board according to using requirements of clients, and is favorable for installing and dismounting.

Description

The new-type circuit plate

Technical field

The utility model relates to electronic applications, relates in particular to a kind of new-type circuit plate that is used for display device.

Background technology

Along with the operating rate of integrated circuit improves constantly, the complexity of circuit constantly increases, and all design has proposed to upgrade higher requirement to pcb board in appearance of multi-layer sheet and high density circuit board or the like.Especially the develop rapidly of semiconductor technology, the digital device complexity is increasingly high, and a present chip can be accomplished over the function of entire circuit plate, can hold more function thereby make on the identical circuit board.Circuit board is not only the platform that supports electronic devices and components, still a high performance system configuration.

A good board design can offer convenience and practices thrift cost to production, but traditional circuit board is for the not enough often science of position of positioning hole of the enclosure designs of coupling; Cause the holding capacity of integrated circuit board not high; The reliability of integrated circuit board is low, and practicality, versatility are poor, are not easy to client's installation and removal; And the interface number is few, and the integrated circuit board function is low.

The utility model content

The utility model purpose provides a kind of new-type circuit plate; Have a plurality of functional interfaces; And adopt the location hole of basic symmetric position to design, and effectively improve the holding capacity and the reliability of integrated circuit board, improved competitiveness of product; Can adjust the circuit board function according to client's user demand, be convenient to installation and removal.

A kind of new-type circuit plate that the utility model provides is provided with a plurality of location holes above, comprises location hole H1～H4, is initial point with the center of circle of the location hole H1 of said circuit board; 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～H4 center of circle is respectively: H1 (0; 0), H2 (158.3 ,-5.4), H3 (131.3; 133.2), H4 (0,135), the site error in said location hole H1～H4 center of circle is ± 2mm.

The length of said circuit board is 180mm, and width is 161mm, and scale error is ± 2mm.

In first embodiment of the utility model, also be provided with a power input interface on the said circuit board, a multimedia input interface; Two HDMI input interfaces, a computer VGA input interface, the audio input interface of a computer VGA; A coaxial output interface, a headset output interface, a color difference components-Y input interface; A color difference components-PB/CB input interface, a color difference components-PR/CR input interface, a composite video input interface; An audio left sound channel input interface, a group audio frequency R channel input interface, a TV RF input interface.

Preferably, also be provided with main control chip on the said circuit board, TV-RF decoder module, analog audio-video input circuit, HDMI high definition input circuit, power amplifier module circuit and power-supply system.

The circuit board of the utility model has a plurality of functional interfaces, and adopts the location hole design of basic symmetric position; Effectively improve the holding capacity and the reliability of integrated circuit board; Improved competitiveness of product, can adjust the circuit board function, be convenient to installation and removal according to client's user demand.

Description of drawings

Fig. 1 is the circuit board Facad structure sketch map that the utility model embodiment one provides.

Fig. 2 is the interface structure sketch map that circuit board that the utility model embodiment one provides is looked up.

Fig. 3 is the interface structure sketch map that the circuit board right side that the utility model embodiment one provides is looked.

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.

Like Fig. 1,2, shown in 3, the circuit board that the utility model embodiment one provides is provided with a plurality of location holes above, comprises location hole H1～H4, is initial point with the center of circle of the location hole H1 of said circuit board; 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～H4 center of circle is respectively: H1 (0; 0), H2 (158.3 ,-5.4), H3 (131.3; 133.2), H4 (0,135), the site error in said location hole H1～H4 center of circle is ± 2mm.

The length of said circuit board is 180mm, and width is 161mm, and scale error is ± 2mm.Be appreciated that ground, the length of this combined circuit plate and width can be flexible in proportion according to this basis.Said like this circuit board is the circuit board that can be used for television set or display screen.

Also be provided with a power input interface on the said circuit board, a multimedia input interface, two HDMI input interfaces; A computer VGA input interface, the audio input interface of a computer VGA, a coaxial output interface; A headset output interface, a color difference components-Y input interface, a color difference components-PB/CB input interface; A color difference components-PR/CR input interface, a composite video input interface, an audio left sound channel input interface; A group audio frequency R channel input interface, a TV RF input interface.Among the embodiment one among each interface name and Fig. 2, Fig. 3 the corresponding tabulation of sequence number specifically see table 1.

Sequence number	Describe
		1	The power supply input
2	The multimedia input
		3	The HDMI1 input
4	The HDMI2 input
		5	Computer VGA input
6	The audio frequency input of computer VGA
		7	Coaxial output
8	Earphone output
		9	Color difference components Y input
10	Color difference components PB/CB input
		11	Color difference components PR/CR input
12	The composite video input
		13	The input of audio left sound channel
14	The input of audio frequency R channel
		15	TV RF input

Table 1

Also be provided with main control chip on the said circuit board, TV-RF decoder module, analog audio-video input circuit, HDMI high definition input circuit, power amplifier module circuit and power-supply system.

The above is the preferred implementation of the utility model; Certainly can not limit the interest field of the utility model with this; Should be pointed out that for those skilled in the art, under the prerequisite that does not break away from the utility model principle; Can also make some improvement and change, these improvement and change also are regarded as the protection range of the utility model.

Claims

1. a new-type circuit plate is characterized in that, is provided with a plurality of location holes above, comprises location hole H1～H4, is initial point with the center of circle of the location hole H1 of said circuit board; 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～H4 center of circle is respectively: H1 (0; 0), H2 (158.3 ,-5.4), H3 (131.3; 133.2), H4 (0,135), the site error in said location hole H1～H4 center of circle is ± 2mm.

2. according to the said new-type circuit plate of claim 1, it is characterized in that the length of said circuit board is 180mm, width is 161mm, and scale error is ± 2mm.

3. according to each said new-type circuit plate in the claim 1 ~ 2, it is characterized in that, also be provided with a power input interface on the said circuit board, a multimedia input interface; Two HDMI input interfaces, a computer VGA input interface, the audio input interface of a computer VGA; A coaxial output interface, a headset output interface, a color difference components-Y input interface; A color difference components-PB/CB input interface, a color difference components-PR/CR input interface, a composite video input interface; An audio left sound channel input interface, a group audio frequency R channel input interface, a TV RF input interface.

4. according to the said new-type circuit plate of claim 3, it is characterized in that, also be provided with main control chip on the said circuit board, TV-RF decoder module, analog audio-video input circuit, HDMI high definition input circuit, power amplifier module circuit and power-supply system.