CN2745158Y

CN2745158Y - Improved dot matrix diode structure

Info

Publication number: CN2745158Y
Application number: CN 200420096264
Authority: CN
Inventors: 陈天宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2004-10-08
Filing date: 2004-10-08
Publication date: 2005-12-07
Anticipated expiration: 2014-10-08

Abstract

The utility model relates to an improved dot matrix diode structure, mainly consisting of a circuit board, with several LED crystal grains and lining holes being distantly arranged on the circuit board and connected pins in rows being arranged on the other side of the circuit board; a solar panel, with trumpet punched holes, which is sheathed at the bottom of the illuminators positioned on the upper part of the LED crystal grains and is arranged between the circuit board and a transparent glue line; a transparent glue line, which is coated to the exterior of the circuit board, with illuminators being arranged at the places where the transparent glue line looks towards each LED crystal grain; and an outer shell, a single direction opening concave body, with dot matrix punched holes relative to the illuminator being arranged at the bottom of the outer shell. Thereafter the utility model has convenient producing and assembling and less usage of the glue. The local eminence dome illuminators are formed on the LED crystal grains after the circuit board is infused lining, which has the effect of light gathering; the dome illuminators coupled with the outer shell can punch through and extend to the surface of the shell, which has a good glowing effect; the local of the dome illuminators can be removed and replanted when faults occur for improving the superiority of the production.

Description

Improved dot matrix diode structure

Technical field

The utility model relates to a kind of improved dot matrix diode structure, refers to that especially a kind of production and assembly are convenient, and with the less cost of manufacture of saving of glue, and the dot matrix diode structure of the dome light penetrating object that rise in the local Gansu Province of formation on LED behind the circuit board injecting glue.

Background technology

Known dot matrix LED mainly comprises: a shell is covered with the emitting led crystal grain of establishing at interval in it, and face is provided with pin in a row in addition, so that external control power supply.Its concrete practice as shown in Figure 8, spacing value has the LED crystal grain B that dot matrix distributes on a circuit board A, wear at interval on the plate and put several hole for injecting glue C, behind plate, then be provided with pin D in a row, after plank be placed in the spill shell body E make clog shape structure by injecting glue behind the plate, finished product and can be by the set concave, convex embedding F of portion, the G in block shell body four limits multi-disc and form the display of certain area.

Known structure is being produced in the use, has following shortcoming:

1, its enclosure interior forms short protruded stigma, and to connect frame in advance every the LED of circuit board crystal grain, before the assembling, case surface need paste peel ply earlier, tears off after being shaped and swabbing (brush China ink), and it is obvious that the side can be easy to the LED dot matrix, and the whole practice comparatively bothers.

2, during potting compound, the some matrix LED only with the truncation of shell face, there is no projection, when causing starting, the bright spot angle of light is also limited to, can only be in partial points, can't be to external diffusion.

3, finished product is that glue forms piece, so as long as single LED fault promptly makes whole group scrap, simply maintenance, the fraction defective height, and whole encapsulation glue consumption is also more, and cost of manufacture is higher, and moulding polylith body is also heavier.

Because the existing shortcoming of above-mentioned conventional point matrix L ED, the utility model people is deeply studied, is designed at above-mentioned defective, after experiment improves in many ways, generation of the present utility model is arranged finally.

Novel content

Fundamental purpose of the present utility model is, provide a kind of production and assembly convenient, few with glue, promptly form the dome light penetrating object that rises in local Gansu Province behind the circuit board injecting glue on the LED crystal grain, with shell body to the group shell face that stretches through out of can dashing forward, has light-focusing function, illumination effect is good, and fault can local remove again and replant, to improve the improved dot matrix diode structure of production acceptance rate.

For reaching aforesaid purpose, a kind of improved dot matrix diode structure provided by the utility model, it mainly comprises:

One circuit board, a substratum transparent and a shell body is characterized in that:

Wherein, have several LED crystal grain of installing at interval on this circuit board, also have the hole for injecting glue that is provided with at interval on the plate, and pin in a row is arranged in the mask in addition of plate;

Wherein, this substratum transparent is coated on the circuit board outside, has light penetrating object in the position over against each LED crystal grain, and has the shape that rise in local Gansu Province on LED crystal grain; And

Wherein, this shell body is the concave body of unidirectional opening, and its bottom has the dot matrix perforation with respect to light penetrating object, and this shell body is coated on this circuit board and this substratum transparent outside.

In view of the above, make production and assembly convenient, less, promptly form the dome light penetrating object that rises in local Gansu Province behind the circuit board injecting glue on the LED crystal grain with glue, have light-focusing function, with shell body to the group shell face that stretches through out of can dashing forward, illumination effect is good, and can locally remove again during fault and replant, to improve the production acceptance rate.

For enabling further to understand constitution content of the present utility model and other characteristics, lift the utility model now than specific embodiment, and conjunction with figs. describes as described below in detail.

Description of drawings

Fig. 1: three-dimensional exploded view of the present utility model;

Fig. 2: three-dimensional combination figure of the present utility model;

Fig. 3: the utility model plane combination synoptic diagram;

Fig. 4: luminous application synoptic diagram of the present utility model;

Fig. 5: the utility model can local synoptic diagram of rejecting maintenance;

Fig. 6: another enforcement illustration that the utlity model has solar panel;

Fig. 7: the utility model is used in the synoptic diagram that numeral shows;

Fig. 8: the flat assembly drawing of traditional structure.

Embodiment

As Fig. 1～shown in Figure 7, a kind of improved dot matrix diode structure that the utility model is designed, it mainly comprises: a circuit board 1, a substratum transparent 2, a shell body 3 and a solar panel 4 are formed, wherein:

This circuit board 1 is implanted with several LED crystal grain 11 on it at interval, is interval with hole for injecting glue 12 on the plate, and is provided with pin in a row 13 in the face in addition of plate;

This substratum transparent 2 is coated on the outside of circuit board 1 and solar panel 4, and it is provided with light penetrating object 21 over against each LED crystal grain 11 part, and this light penetrating object 21 person is the best to have the dome;

This shell body 3 is the concave body of a unidirectional opening 31, and its bottom is provided with the dot matrix perforation 34 with respect to light penetrating object 21, and four limits can be provided with the concave,

convex embedding portion

32 and 33 to group, make convenient embedding is overlapped enlarge display surface; And

One solar panel 4, have several narrow down wide horn-like perforation 41, this horn-like perforation 41 is fitted and can be sheathed on each LED crystal grain 11 top light penetrating objects 21 bottom periphery, make it can prevent the diffusion of light penetrating object 21 bottom light, so have light-focusing function, and these solar panel 4 suitable placing between circuit board 1 and the substratum transparent 2;

In view of the above, please especially referring to Fig. 1～shown in Figure 3, can make it comparatively easy on making, as long as after circuit board 1 made, put injecting glue in the mould with depression, can form desired glue-line 2 in the surface of circuit board 1, and only can be formed with a dome light penetrating object 21 after the demoulding in each LED crystal grain 11 surface, dock the group back periphery with glue bond with shell body 3, or in this shell body 3, can be provided with the protruded stigma 35 of contraposition, and circuit board 1 and glue-line 2 are provided with relative perforation 14,24, but make heat welded after wearing is fixed, its composition injecting glue consumption is economized and needn't wholely be loaded, and the composition product also can be lighter, especially when a plurality of mutually and the time its weight comparable traditional approach obviously alleviate manyly, and can reduce cost of manufacture.

And for example shown in Figure 4, utilize behind circuit board 1 injecting glue and promptly form the dome light penetrating object 21 that rises in local Gansu Province on the LED crystal grain 11, so during with 3 pairs of groups of shell body, the shell face that stretches through out of can dashing forward, make the luminous diffusion angle of total finished product point matrix LED bigger, can be covered by outside the shell, and because of can make with the colorant that resistance light is arranged its shell body 3 of group formula in advance, so making step is comparatively easy, needn't must goes again as traditional approach after the assembling and tear peeling paper and swabbing (brush China ink) off.

In addition, see also shown in Figure 5, butt joint is fixing again because after total is adopted local injecting glue, so when single LEDs crystal grain 11 faults, can be with circuit board 1 according to oppositely withdrawing from shell, again with the light penetrating object 21 and LED crystal grain 11 local the rejecting of trouble spot, heavily plant again and give envelope and annotate, so it is discarded restore funcitons to need not full wafer, can improve yields easily fix a breakdown in the processing procedure, but and also convenient for maintaining of finished product application in the future.

Moreover, as shown in Figure 6, be another embodiment of the present utility model, promptly be provided with solar panel 4 in

circuit board

1 and 2 of substratum transparents, after 3 pairs of groups of shell body, the light transmission light penetrating object 21 that LED crystal grain 11 is sent, the dome that is stretched out shell body 3 dot matrix perforation 34 by light penetrating object 21 prominent horn-like perforation 41 of wearing solar panel 4 spreads, and can make the luminous diffusion angle of LED bigger.

As shown in Figure 7, the utility model can be used in outside the general dot matrix, and can be made into the demonstration dot matrix of literal, figure and numeral.

In sum, composition of the present utility model is simplified and is easy to make, not only convenient for production less with glue, and promptly form the dome light penetrating object that rises in local Gansu Province behind the circuit board injecting glue on the LED, with shell body to the group shell face that stretches through out of can dashing forward, luminous angle is bigger, so illumination effect is good, and fault can locally be removed again and replant, to improve the production acceptance rate, the shortcoming that can solve the known configurations assembling and use outclass traditional structure on function, tool progressive and industrial utilization propose the application of novel patent then in accordance with the law.

Above-mentioned specific embodiment is to be used for describing in detail the purpose of this utility model, feature and effect, only be part embodiment of the present utility model, when not limiting practical range of the present utility model with this, those skilled in the art according to the above description, reach the conversion and the modification that reach the equivalence of being done on effect with the application's essential scope in architectural feature, its essence does not detach spiritual category person of the present utility model, all should be included in the scope of the present utility model.

Claims

1, a kind of improved dot matrix diode structure, it mainly comprises a circuit board, a substratum transparent and a shell body, it is characterized in that:

Wherein, this shell body is the concave body of unidirectional opening, and its bottom has the dot matrix perforation with respect to light penetrating object; This shell body is coated on this circuit board and this substratum transparent outside.

2, improved according to claim 1 dot matrix diode structure is characterized in that: this light penetrating object is dome-shaped, and protrudes in outside the dot matrix perforation of shell body.

3, improved according to claim 1 dot matrix diode structure is characterized in that: four limits of this shell body have the concave, convex embedding portion to group.

4, improved according to claim 1 dot matrix diode structure is characterized in that: have the light penetrating object of contraposition in this shell body, and have relative perforation on circuit board and the glue-line.

5, improved according to claim 1 dot matrix diode structure is characterized in that: the solar panel that has several horn-like perforation between this circuit board and glue-line.

6, improved according to claim 1 dot matrix diode structure is characterized in that: described dot matrix is the demonstration dot matrix of literal, figure and numeral.