CN202043380U

CN202043380U - Novel combined circuit board

Info

Publication number: CN202043380U
Application number: CN2011200784805U
Authority: CN
Inventors: 吴明; 徐超警
Original assignee: Guangzhou Shiyuan Electronics Thecnology Co Ltd
Priority date: 2011-03-23
Filing date: 2011-03-23
Publication date: 2011-11-16
Anticipated expiration: 2021-03-23

Abstract

The utility model discloses a novel combined circuit board, which comprises a main circuit board, at least four positioning holes from H1 to H4 are formed on the main circuit board; the center of the positioning hole H1 is the origin, a horizontal line is the x-axis and a vertical line is the y-axis; the measurement unit is mm; the positions of the centers of the positioning holes from H1 to H4 are: H1 (0, 0), H2 (162.4, 5.4), H3 (218.4, 55.4) and H4 (-4.6, 55.4); and the position error of the centers of the positioning hole from H1 to H4 are plus and minus 2mm. The novel combined circuit board is provided with a plurality of functional interfaces, adopts a positioning hole design with precise positioning, and is convenient for mounting and dismounting.

Description

The novel combination type circuit board

Technical field

The utility model relates to electronic applications, relates more specifically to a kind of novel combination type circuit board.

Background technology

Traditional circuit board does not adopt the location hole design of exact position for the shell of coupling, position design is science not, do not meet the requirement of the large-sized screen display of present versatility, practicality, versatility are poor, be not easy to client's installation and removal, and the interface number is few, and the integrated circuit board function is low.

Therefore, be necessary to provide a kind of improved combined circuit plate to overcome above-mentioned defective.

The utility model content

The utility model purpose provides a kind of novel combination type circuit board, has a plurality of functional interfaces, and adopts the location hole design of exact position, is convenient to installation and removal.

For achieving the above object, the utility model provides a kind of novel combination type circuit board, comprises a main circuit board, being provided with at least 4 location holes above, comprising location hole H1～H4, is initial point with the described location hole H1 center of circle, horizontal line is an X-axis, and vertical line is a Y-axis, and unit of measurement is mm, the position in described location hole H1～H4 center of circle is respectively: H1 (0,0), and H2 (162.4,5.4), H3 (218.4,55.4), H4 (4.6,55.4), the site error in described location hole H1～H4 center of circle is ± 2mm.

Preferably, the length of described circuit board is 275mm, and width is 91mm, and scale error is ± 2mm.

Preferably, the location hole diameter on the described circuit board is 3.5mm, and scale error is ± 2mm.

Preferably, as first kind of improved procedure, also be provided with a multimedia input interface on the described main circuit board, two HDMI input interfaces, a computer VGA input interface, the audio input interface of a computer VGA, a color difference components 1-PR/CR input interface, composite video 1 input/output interface, one first group audio frequency R channel input/output interface, one first group audio frequency L channel input/output interface, a S-VIDEO input interface, composite video 2 input interfaces, one second group audio frequency R channel input/output interface, one second group audio frequency L channel input/output interface, a headset output interface, a CABLE input interface, an AIR input interface, a color difference components 1-PB/CB input interface, a color difference components 1-Y input interface, the 3rd a group of audio frequency R channel input/output interface, the 3rd a group of audio frequency L channel input/output interface, a coaxial output interface, a color difference components 2-PB/CB input interface, a color difference components 2-Y input interface, a color difference components 2-PR/CR input interface.

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

Preferably, as second kind of improved procedure, also be provided with a multimedia input interface on the described main circuit board, two HDMI input interfaces, a computer VGA input interface, the audio input interface of a computer VGA, a color difference components-Y input interface, a color difference components-PB/CB input interface, a color difference components-PR/CR input interface, a coaxial output interface, a S-VIDEO input interface, a composite video input interface, an audio frequency R channel input interface, an audio frequency L channel input interface, a headset output interface, a CABLE input interface, an AIR input interface.

Compared with prior art, circuit board of the present 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 saved cost of manufacture.

By following description also in conjunction with the accompanying drawings, it is more clear that the utility model will become, and these accompanying drawings are used to explain embodiment of the present utility model.

Description of drawings

Fig. 1 is the circuit board Facad structure schematic diagram that the utility model embodiment one provides.

Fig. 2 is the interface structure schematic diagram that a circuit board left side that the utility model embodiment one provides is looked.

Fig. 3 is the interface Chinese tabulation that a circuit board left side that the utility model embodiment one provides is looked.

Fig. 4 is the circuit board Facad structure schematic diagram that the utility model embodiment two provides.

Fig. 5 is the interface structure schematic diagram that a circuit board left side that the utility model embodiment two provides is looked.

Fig. 6 is the interface Chinese tabulation that a circuit board left side that the utility model embodiment two provides is looked.

Embodiment

With reference now to accompanying drawing, describe embodiment of the present utility model, the similar elements label is represented similar elements in the accompanying drawing.As mentioned above, the utility model provides a kind of novel combination type circuit board, and this novel combination type circuit board has a plurality of functional interfaces, and adopts the location hole design of exact position, is convenient to installation and removal.

As shown in Figure 1, 2, the novel combination type circuit board that the utility model embodiment one provides, comprise a main circuit board, being provided with at least 4 location holes above the described main circuit board, comprising location hole H1～H4, is initial point with the described location hole H1 center of circle, horizontal line is an X-axis, vertical line is a Y-axis, and unit of measurement is mm, and the position in described location hole H1～H4 center of circle is respectively: H1 (0,0), H2 (162.4,5.4), H3 (218.4,55.4), H4 (4.6,55.4), the site error in described location hole H1～H4 center of circle is ± 2mm.

Further, the length of described circuit board is 275mm, and width is 91mm, and scale error is ± 2mm; And the location hole diameter on the described circuit board is 3.5mm, and scale error is ± 2mm.

Also be provided with a multimedia input interface on the described main circuit board, two HDMI input interfaces, a computer VGA input interface, the audio input interface of a computer VGA, a color difference components 1-PR/CR input interface, composite video 1 input/output interface, one first group audio frequency R channel input/output interface, one first group audio frequency L channel input/output interface, a S-VIDEO input interface, composite video 2 input interfaces, one second group audio frequency R channel input/output interface, one second group audio frequency L channel input/output interface, a headset output interface, a CABLE input interface, an AIR input interface, a color difference components 1-PB/CB input interface, a color difference components 1-Y input interface, the 3rd a group of audio frequency R channel input/output interface, the 3rd a group of audio frequency L channel input/output interface, a coaxial output interface, a color difference components 2-PB/CB input interface, a color difference components 2-Y input interface, a color difference components 2-PR/CR input interface.Among the embodiment one among each interface name and Fig. 2 the tabulation of sequence number correspondence specifically see Fig. 3.

Also be provided with main control chip on the described circuit board, TV decoder module circuit, analog audio-video input circuit, HDMI high definition input circuit, power amplifier module circuit and power-supply system.Described like this circuit board is the circuit board that can be used for television set or display screen.

Shown in Fig. 4,5, the novel combination type circuit board that the utility model embodiment two provides, comprise a main circuit board, being provided with at least 4 location holes above, comprising location hole H1～H4, is initial point with the described location hole H1 center of circle, horizontal line is an X-axis, vertical line is a Y-axis, and unit of measurement is mm, and the position in described location hole H1～H4 center of circle is respectively: H1 (0,0), H2 (162.4,5.4), H3 (218.4,55.4), H4 (4.6,55.4), the site error in described location hole H1～H4 center of circle is ± 2mm.

Embodiment two is to have deleted one road color difference components (being specially color difference components 1-PR/CR, 1-PB/CB and 1-Y), one road composite video I/O and one tunnel coaxial output with the difference of embodiment one.Particularly, described novel combination type circuit board also is provided with a multimedia input interface, two HDMI input interfaces, a computer VGA input interface, the audio input interface of a computer VGA, a color difference components-Y input interface, a color difference components-PB/CB input interface, a color difference components-PR/CR input interface, a coaxial output interface, a S-VIDEO input interface, a composite video input interface, an audio frequency R channel input interface, an audio frequency L channel input interface, a headset output interface, a CABLE input interface, an AIR input interface.And among the embodiment two among each interface name and Fig. 5 the tabulation of sequence number correspondence specifically see Fig. 6.

Abovely the utility model is described, but the utility model is not limited to the embodiment of above announcement, and should contains various modification, equivalent combinations of carrying out according to essence of the present utility model in conjunction with most preferred embodiment.

Claims

1. a novel combination type circuit board is characterized in that, comprises a main circuit board, being provided with at least 4 location holes above, comprising location hole H1～H4, is initial point with the described location hole H1 center of circle, horizontal line is an X-axis, and vertical line is a Y-axis, and unit of measurement is mm, the position in described location hole H1～H4 center of circle is respectively: H1 (0,0), and H2 (162.4,5.4), H3 (218.4,55.4), H4 (4.6,55.4), the site error in described location hole H1～H4 center of circle is ± 2mm.

2. circuit board according to claim 1 is characterized in that, the length of described circuit board is 275mm, and width is 91mm, and scale error is ± 2mm.

3. circuit board according to claim 1 is characterized in that, the location hole diameter on the described circuit board is 3.5mm, and scale error is ± 2mm.

4. novel combination type circuit board according to claim 1 and 2, it is characterized in that, also be provided with a multimedia input interface on the described main circuit board, two HDMI input interfaces, a computer VGA input interface, the audio input interface of a computer VGA, a color difference components 1-PR/CR input interface, composite video 1 input/output interface, one first group audio frequency R channel input/output interface, one first group audio frequency L channel input/output interface, a S-VIDEO input interface, composite video 2 input interfaces, one second group audio frequency R channel input/output interface, one second group audio frequency L channel input/output interface, a headset output interface, a CABLE input interface, an AIR input interface, a color difference components 1-PB/CB input interface, a color difference components 1-Y input interface, the 3rd a group of audio frequency R channel input/output interface, the 3rd a group of audio frequency L channel input/output interface, a coaxial output interface, a color difference components 2-PB/CB input interface, a color difference components 2-Y input interface, a color difference components 2-PR/CR input interface.

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

6. according to claim 1 or 2 described circuit boards, it is characterized in that, also be provided with a multimedia input interface on the described main circuit board, two HDMI input interfaces, a computer VGA input interface, the audio input interface of a computer VGA, a color difference components-Y input interface, a color difference components-PB/CB input interface, a color difference components-PR/CR input interface, a coaxial output interface, a S-VIDEO input interface, a composite video input interface, an audio frequency R channel input interface, an audio frequency L channel input interface, a headset output interface, a CABLE input interface, an AIR input interface.

7. according to the described novel combination type circuit board of claim 6, it is characterized in that, also be provided with main control chip on the described circuit board, TV decoder module circuit, analog audio-video input circuit, HDMI high definition input circuit, power amplifier module circuit and power-supply system.