The utility model content
Based on this, be necessary to show at present installation touch-control the wideer problem in liquid crystal display edge of module, provide the narrower touch-control in a kind of edge to show module.
A kind of touch-control shows module, comprise display screen, with the glass cover-plate of the stacked setting of described display screen and the fluorescent tube of being located at described display screen side, also comprise:
First printed circuit board (PCB) is located at described display screen side and is provided with auxiliary circuit;
Second printed circuit board (PCB) is laminated in a side identical with described display screen on the described glass cover-plate and is provided with the fluorescent tube driver module;
Described fluorescent tube is fixed on described first printed circuit board (PCB) and with described auxiliary circuit and is electrically connected, and described first printed circuit board (PCB) is connected with described second printed circuit board (PCB) and described auxiliary circuit is electrically connected with described fluorescent tube driver module.
Among embodiment, described first printed circuit board (PCB) and described second printed circuit board (PCB) are welded to each other therein.
Therein among embodiment, describedly be welded as the via hole welding; Via hole is electrically connected with circuit on described second printed circuit board (PCB) or first printed circuit board (PCB) on described first printed circuit board (PCB) or second printed circuit board (PCB) in described first printed circuit board (PCB) and the described second printed circuit board (PCB) intersection.
Therein among embodiment, describedly be welded as the stamp hole welding, weld by stamp hole on described first printed circuit board (PCB) and two sides, the described second printed circuit board (PCB) intersection.
Among embodiment, described first printed circuit board (PCB) is connected by gang socket with described second printed circuit board (PCB) therein.
Among embodiment, described socket is to inserting Connection Block therein.
Therein among embodiment, described socket is row's pin Connection Block, described row's pin Connection Block comprises row's pin and row's pin female seat, described row's pin and described row's pin female seat are installed in respectively on described first printed circuit board (PCB) and described second printed circuit board (PCB), and described first printed circuit board (PCB) is connected with described row's pin female seat by described row's pin with described second printed circuit board (PCB).
Among embodiment, the P.e.c. face of described first printed circuit board (PCB) is parallel or vertical with the P.e.c. face of described second printed circuit board (PCB) therein;
When the P.e.c. face of described first printed circuit board (PCB) was parallel with the P.e.c. face of described second printed circuit board (PCB), described fluorescent tube crouched and comes on the P.e.c. face of described first printed circuit board (PCB);
When the P.e.c. face of described first printed circuit board (PCB) was vertical with the P.e.c. face of described second printed circuit board (PCB), described fluorescent tube is upright to come on the P.e.c. face of described first printed circuit board (PCB).
Among embodiment, described row for sleeping in is the single equidistantly row of crouching or the double row of crouching of staggering therein.
Among embodiment, described display screen four sides are provided with the sidelight unit that described fluorescent tube, described first printed circuit board (PCB) and described second printed circuit board (PCB) are formed therein.
Among embodiment, also comprise the optical filtering bar of the exiting surface of being located at described fluorescent tube therein, described optical filtering bar is located on the described glass cover-plate.
Among embodiment, the lamination area of described relatively second printed circuit board (PCB) of described glass cover-plate is printed with the black glass silk-screen therein.
Above-mentioned touch-control shows module, and fluorescent tube is fixed on first printed circuit board (PCB) and is electrically connected with auxiliary circuit on first printed circuit board (PCB), and first printed circuit board (PCB) is connected with second printed circuit board (PCB) and auxiliary circuit is electrically connected with the fluorescent tube driver module.Fluorescent tube is installed in the display screen side and is used for providing sidelight to display screen, to separately design the border width that has shortened liquid crystal display for the printed circuit board (PCB) that supports and drive fluorescent tube, reduce the volume of liquid crystal display, make things convenient for design and installation, and be beneficial to equipment cooling, improve equipment performance, satisfy people's requirement full frame and attractive in appearance to LCD product.
Description of drawings
Fig. 1 is the structural representation of the utility model one embodiment;
Fig. 2 is the structural representation of the utility model one embodiment;
Fig. 3 is the structural representation of the utility model one embodiment;
Fig. 4 is the structural representation of the utility model one embodiment;
Fig. 5 is the structural representation of the utility model one embodiment;
Fig. 6 is the single equidistantly synoptic diagram of the row of crouching of fluorescent tube described in the utility model;
Fig. 7 is the single equidistantly right view of the row of crouching of fluorescent tube embodiment illustrated in fig. 6;
Fig. 8 is the single equidistantly vertical view of the row of crouching of fluorescent tube embodiment illustrated in fig. 6;
Fig. 9 is the double synoptic diagram of the row of crouching that staggers of fluorescent tube described in the utility model;
Figure 10 is the double right view of the row of crouching that staggers of fluorescent tube embodiment illustrated in fig. 9;
Figure 11 is the double vertical view of the row of crouching that staggers of fluorescent tube embodiment illustrated in fig. 9;
Figure 12 is the upright row's of fluorescent tube described in the utility model synoptic diagram;
Figure 13 is the upright row's of fluorescent tube embodiment illustrated in fig. 12 vertical view;
Figure 14 is the upright row's of fluorescent tube embodiment illustrated in fig. 12 right view;
Figure 15 is the structural representation of the utility model one embodiment;
Figure 16 is 15 illustrated embodiment screen synoptic diagram.
Embodiment
A kind of touch-control shows module, comprise display screen, with the glass cover-plate of the stacked setting of display screen, be located at the display screen side fluorescent tube, be located at described display screen side and be provided with first printed circuit board (PCB) of auxiliary circuit and be laminated in a side identical with described display screen on the described glass cover-plate and be provided with second printed circuit board (PCB) of fluorescent tube driver module.Fluorescent tube is fixed on first printed circuit board (PCB) and is electrically connected with auxiliary circuit on first printed circuit board (PCB), and first printed circuit board (PCB) is connected with second printed circuit board (PCB) and auxiliary circuit is electrically connected with the fluorescent tube driver module.Fluorescent tube is installed in the display screen side and is used for providing sidelight to display screen, to separately design the border width that has shortened liquid crystal display for the printed circuit board (PCB) that supports and drive fluorescent tube, reduce the volume of liquid crystal display, make things convenient for design and installation, and be beneficial to equipment cooling, improve equipment performance, satisfy people's requirement full frame and attractive in appearance to LCD product.
In order to make the purpose of this utility model, technical scheme and advantage clearer, below in conjunction with drawings and Examples, the utility model is further elaborated.
As shown in Figure 1, be the utility model one example structure synoptic diagram.
A kind of touch-control shows module, comprise display screen 110, with the glass cover-plate 120 of display screen 110 stacked settings, be located at display screen 110 sides fluorescent tube 130, be located at display screen 110 sides and be provided with first printed circuit board (PCB) 140 of auxiliary circuit and be laminated on the glass cover-plate 120 side identical with display screen 110 and be provided with second printed circuit board (PCB) 150 of fluorescent tube driver module.Fluorescent tube 130 is fixed on first printed circuit board (PCB) 140 and with auxiliary circuit and is electrically connected, and first printed circuit board (PCB) 140 is connected with second printed circuit board (PCB) 150 and auxiliary circuit is electrically connected with the fluorescent tube driver module.
By first printed circuit board (PCB) 140 and second printed circuit board (PCB) 150 that drives fluorescent tube 130 of fixed lamp tube 130 are set, shortened the border width of liquid crystal display screen, make things convenient for design and installation, reduced the volume of liquid crystal display, and be beneficial to equipment cooling, raising equipment performance.
Above-mentioned touch-control shows module, and first printed circuit board (PCB) 140 can be connected or connect by socket with second printed circuit board (PCB) 150 by being welded to each other.Above-mentioned welding can be by the welding of via hole on first printed circuit board (PCB) 140 or second printed circuit board (PCB) 150 or by stamp hole and welds.The above-mentioned connection by socket can be for connecting by slotting Connection Block 162 being connected or passing through row's pin Connection Block 164.
As shown in Figure 1 and Figure 2, be first printed circuit board (PCB) 140 with second printed circuit board (PCB) 150 by being welded to each other the structural representation that is connected.
As shown in Figure 1, in first printed circuit board (PCB) 140 and second printed circuit board (PCB), 150 intersections on first printed circuit board (PCB) 140 or second printed circuit board (PCB) 150 via hole be electrically connected with circuit on second printed circuit board (PCB) 150 or first printed circuit board (PCB) 140.The via hole feasibility of welds is higher, and the auxiliary circuit on first printed circuit board (PCB) 140 of welding back is electrically connected with the driver module circuit on second printed circuit board (PCB) 150.
As shown in Figure 2, weld by stamp hole on first printed circuit board (PCB) 140 and two sides, second printed circuit board (PCB), 150 intersection.Higher by the stamp hole feasibility of welds, the auxiliary circuit on first printed circuit board (PCB) 140 of welding back is electrically connected with the driver module circuit on second printed circuit board (PCB) 150.
As shown in Figure 3, Figure 4, the structural representation that to be first printed circuit board (PCB) 140 be electrically connected by socket with second printed circuit board (PCB) 150.
As shown in Figure 3, first printed circuit board (PCB) 140 and second printed circuit board (PCB) 150 be by being connected inserting Connection Block 162, and first printed circuit board (PCB) 140 and second printed circuit board (PCB) 150 are by being electrically connected slotting Connection Block 162, and driving fluorescent tube 130 is lighted.
As shown in Figure 4, first printed circuit board (PCB) 140 is connected by row's pin Connection Block 164 with second printed circuit board (PCB) 150, and first printed circuit board (PCB) 140 is electrically connected by row's pin Connection Block 164 with second printed circuit board (PCB) 150.Row's pin Connection Block 164 comprises row's pin 1642 and row's pin female seat 1644, row's pin 1642 and row's pin female seat 1644 are installed in respectively on first printed circuit board (PCB) 140 and second printed circuit board (PCB) 150, and first printed circuit board (PCB) 140 is connected with row's pin female seat 1644 by row's pin 1642 with second printed circuit board (PCB) 150.
Further, the P.e.c. face of first printed circuit board (PCB) 140 is parallel or vertical with the P.e.c. face of second printed circuit board (PCB) 150.
As Fig. 1, shown in Figure 3, the P.e.c. face of first printed circuit board (PCB) 140 is parallel with the P.e.c. face of second printed circuit board (PCB) 150, i.e. first printed circuit board (PCB) 140 and the 150 parallel welding of second printed circuit board (PCB).When the P.e.c. face of first printed circuit board (PCB) 140 was parallel with the P.e.c. face of second printed circuit board (PCB) 150, fluorescent tube 130 was installed in by the row's mode that crouches on the P.e.c. face of first printed circuit board (PCB) 140 (consulting Fig. 6,7).
As Fig. 2, shown in Figure 4, the P.e.c. face of first printed circuit board (PCB) 140 is vertical with the P.e.c. face of second printed circuit board (PCB) 150, and namely first printed circuit board (PCB) 140 is by upright mode and the 150 vertical welding of second printed circuit board (PCB).When first printed circuit board (PCB), 140 upright placements, fluorescent tube 130 stands and comes first printed circuit board (PCB) 140 on the P.e.c. face of display screen 110 (consulting Fig. 8).
Further, above-mentioned row for sleeping in equidistantly crouches for fluorescent tube 130 is single on the P.e.c. faces that come first printed circuit board (PCB) 140 (consulting Fig. 6) or double crouch (the consulting Fig. 9) on the P.e.c. face that comes first printed circuit board (PCB) 140 of staggering.
Be illustrated in figure 6 as the synoptic diagram on the fluorescent tube 130 single P.e.c. faces that come first printed circuit board (PCB) 140 that crouch, Figure 7 shows that the right view on the fluorescent tube 130 single P.e.c. faces that come first printed circuit board (PCB) 140 that crouch, Figure 8 shows that the vertical view on the fluorescent tube 130 single P.e.c. faces that come first printed circuit board (PCB) 140 that crouch.The length and width of fluorescent tube 130 are inconsistent in the market, the upper surface of the P.e.c. face that comes first printed circuit board (PCB) 140 along its length generally crouches fluorescent tube 130, encrypt the spacing that then shortens between the fluorescent tube 130 if desired, can increase the phsyical density of fluorescent tube 130 after the encryption, improve light-source brightness, improve the touch-control performance of liquid crystal display.
Be illustrated in figure 9 as the double synoptic diagram on the P.e.c. face that comes first printed circuit board (PCB) 140 of crouching that staggers of fluorescent tube 130, Figure 10 shows that the double right view on the P.e.c. face that comes first printed circuit board (PCB) 140 of crouching that staggers of fluorescent tube 130, Figure 11 shows that the double vertical view on the P.e.c. face that comes first printed circuit board (PCB) 140 of crouching that staggers of fluorescent tube 130.By fluorescent tube 130 double for sleeping in the coming on first printed circuit board (PCB) 140 of staggering, take full advantage of the space of first printed circuit board (PCB) 140, overcome the restriction in space, strengthened the phsyical density of fluorescent tube 130, improved the touch-control performance of liquid crystal display.
Further, inconsistent according to the length and width of fluorescent tube 130 in the market as shown in figure 12, fluorescent tube 130 is come on first printed circuit board (PCB) 140 along fluorescent tube 130 short side directions are upright.
Be that fluorescent tube 130 founds the synoptic diagram on the P.e.c. face that comes first printed circuit board (PCB) 140 along short side direction as shown in figure 12, Figure 13 shows that fluorescent tube 130 founds the vertical view on the P.e.c. face that comes first printed circuit board (PCB) 140 along short side direction, Figure 14 shows that fluorescent tube 130 founds the right view on the P.e.c. face that comes first printed circuit board (PCB) 140 along short side direction.Come on the P.e.c. face of first printed circuit board (PCB) 140 along short side direction is upright by fluorescent tube 130, take full advantage of the space of first printed circuit board (PCB) 140, overcome the restriction in space, strengthened the phsyical density of fluorescent tube 130, improved the touch-control performance of liquid crystal display.
Further, as shown in Figure 5, display screen 110 4 sides are provided with the sidelight unit that fluorescent tube 130, first printed circuit board (PCB) 140 and second printed circuit board (PCB) 150 are formed, and four sides are used the sidelight unit, and the edge was narrower when liquid crystal display was used as large display screen, usability is better.
Further, to shown in Figure 5, above-mentioned touch-control shows that module also comprises optical filtering bar 170 as Fig. 1, and this optical filtering bar 170 is located at the exiting surface of fluorescent tube 130 and tiltedly is located on the above-mentioned glass cover-plate 120, and the dip plane of this optical filtering bar 170 is towards the light-emitting window of this fluorescent tube 130.The light that above-mentioned optical filtering bar 170 is used for fluorescent tube 130 is launched filters the lighting effects that obtain wanting, and when this touch-control showed that module is applied to large display screen, the effect by optical filtering bar 170 can make large display screen produce different lighting effects.
Further, above-mentioned display screen 110 is touch display screen, and the client can operate by touch-control instruments such as finger or pens, has expanded the performance of liquid crystal display, satisfies people to the multi-functional demand of liquid crystal display.
Further, as shown in figure 15, be printed with black glass silk-screen 180 in the lamination area of glass cover-plate 120 relative second printed circuit board (PCB)s 150.Above-mentioned black glass silk-screen 180 has blocked the circuit elements device on the circuit board of second printing, makes that whole touch control display edge seems narrower, visual effect is more attractive in appearance.As shown in figure 16, zone A is the lamination area of glass cover-plate 120 relative display screens 110, it is the viewing area, oblique line fill area B is that glass cover-plate 120 is with respect to the lamination area that is printed with black glass silk-screen 180 of second printed circuit board (PCB) 150, this black glass silk-screen zone can be used as the touch area, be used for the gesture operation of in export-oriented screen (direction of arrow shown in Figure 16), mark side hurdle menu.Concrete, this black glass silk-screen peak width is 20cm.
The above embodiment has only expressed several embodiment of the present utility model, and it describes comparatively concrete and detailed, but can not therefore be interpreted as the restriction to the utility model claim.Should be pointed out that for the person of ordinary skill of the art under the prerequisite that does not break away from the utility model design, can also make some distortion and improvement, these all belong to protection domain of the present utility model.Therefore, the protection domain of the utility model patent should be as the criterion with claims.