CN208674165U - A kind of graphical display charactron - Google Patents
A kind of graphical display charactron Download PDFInfo
- Publication number
- CN208674165U CN208674165U CN201821593972.6U CN201821593972U CN208674165U CN 208674165 U CN208674165 U CN 208674165U CN 201821593972 U CN201821593972 U CN 201821593972U CN 208674165 U CN208674165 U CN 208674165U
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- CN
- China
- Prior art keywords
- reflection cap
- light
- luminescence chip
- pcb board
- transmissive film
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- 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.)
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Abstract
The utility model provides a kind of graphical display charactron, including pcb board, luminescence chip is fixed on pcb board, reflection cap is provided with around luminescence chip, the pcb board of inherent luminescence chip is entrenched in reflection cap, the upper surface of reflection cap is covered with printing diaphragm, pass through epoxy resin in reflection cap for luminescence chip and pcb board encapsulating, printing diaphragm includes light-transmissive film, light-transmissive film is far from being provided with luminous pattern window on the end face of reflection cap, black out ink is coated on light-transmissive film except luminous pattern window, the fluorescent glue matched with luminescence chip is coated on the light-transmissive film of close reflection cap corresponding with luminous pattern window.The utility model can play a protective role to luminescence chip and the road pcb board Shang Jin route using epoxy resin encapsulated; prevent to aoxidize and pollute; it improves it and uses reliability and service life; using printing diaphragm; reflection cap luminescence window design requirement is reduced, the versatility of similar application demand reflection cap is increased.
Description
Technical field
The utility model belongs to charactron technical field, more particularly, to a kind of graphical display charactron.
Background technique
With the development of society, the demand of people is more and more, existing general digital pipe is no longer satisfied people's
Daily demand can show that the charactron of figure is one of diversified demand of people, with the popularity of application, charactron figure
It is higher and higher that shape shows that diversification requires, and the design of reflection cap luminescence window shape and mould development cost greatly increase, and apply
The diversification of environment requires the reliability of charactron higher and higher.
Summary of the invention
In view of this, the utility model is directed to a kind of graphical display charactron, to solve the above problems.
In order to achieve the above objectives, the technical solution of the utility model is achieved in that
A kind of graphical display charactron, including pcb board are fixed with luminescence chip, the PCB of inherent luminescence chip on pcb board
Plate is entrenched in reflection cap, and the upper surface of reflection cap is covered with printing diaphragm, passes through epoxy resin in reflection cap for inherent luminescence
The pcb board encapsulating of chip, printing diaphragm includes light-transmissive film, and light-transmissive film is far from being provided with luminous pattern window on the end face of reflection cap
Mouthful, application to printed has black out ink to obtain corresponding luminous pattern window on the light-transmissive film except luminous pattern window, with
The fluorescent glue matched with luminescence chip is coated on the light-transmissive film of the corresponding close reflection cap of luminous pattern window.
Further, the luminescence window of reflection cap be it is upper it is wide, under narrow inverted trapezoidal structure, open bottom and inherent luminescence core
The pcb board of piece is chimeric.
Further, the light source of luminescence chip is blue light, purple light or ultraviolet source.
Further, luminescence chip is fixed on the die bond zone position on pcb board by conductive silver glue or insulation crystal-bonding adhesive.
Further, the shape size of luminous pattern window is according to luminescence display Demand Design, and is located at the hair of reflection cap
The surface of light window.
Further, printing diaphragm is pasted onto reflection cap upper surface.
Further, the material of light-transmissive film is PC, PE, PET or PVC material.
Compared with the existing technology, a kind of graphical display charactron described in the utility model has the advantage that
(1) the utility model can play protection to luminescence chip and the road pcb board Shang Jin route using epoxy resin encapsulated
Effect prevents the golden road route of luminescence chip and pcb board to be exposed in air and oxidation and pollution occurs, improves it and use reliability
And service life；
(2) the luminous pattern pattern printing black out ink shown as needed on the light-transmissive film of the utility model, wherein not
Black out ink on luminous printed portions is needed, so that iconic display portion is formed luminous pattern window and carries out light transmission, only shining
The optical transmission window part of graphical window coats fluorescent glue, and the blue light or other light sources for issuing luminescence chip are to light-emission window
The fluorescent glue coated on mouth is excited, and so that its light mixing is formed corresponding colour temperature and is shown the photochromic of finger；
(3) the utility model is printed out luminous pattern window by black out ink, is reduced reflection cap using printing diaphragm
Luminescence window design requirement increases the versatility of similar application demand reflection cap, reduce reflection cap design, mould development and
Production cost；
(4) luminescence chip of the utility model can be blue light, purple light or ultraviolet source, photochromic as needed and aobvious finger
And colour temperature is different, selects different fluorescent powders to go out the photochromic of needs by light source activation, is widely used, and relatively directly uses and fix
Photochromic SMD is low in cost and selection space is larger.
Detailed description of the invention
The attached drawing for constituting a part of the utility model is used to provide a further understanding of the present invention, this is practical new
The illustrative embodiments and their description of type are not constituteed improper limits to the present invention for explaining the utility model.?
In attached drawing:
Fig. 1 is the structural schematic diagram of the utility model embodiment.
Description of symbols:
1, pcb board；2, luminescence chip；3, epoxy resin；4, fluorescent glue；5, light-transmissive film；6, black out ink；7, luminous pattern
Window；8, reflection cap.
Specific embodiment
It should be noted that in the absence of conflict, the feature in the embodiments of the present invention and embodiment can
To be combined with each other.
In the description of the present invention, it should be understood that term " center ", " longitudinal direction ", " transverse direction ", "upper", "lower",
The orientation or positional relationship of the instructions such as "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outside" is
It is based on the orientation or positional relationship shown in the drawings, is merely for convenience of describing the present invention and simplifying the description, rather than indicate
Or imply that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore cannot understand
For limitations of the present invention.In addition, term " first ", " second " etc. are used for description purposes only, and should not be understood as indicating
Or it implies relative importance or implicitly indicates the quantity of indicated technical characteristic." first ", " second " etc. are defined as a result,
Feature can explicitly or implicitly include one or more of the features.It is in the description of the present invention, unless another
It is described, the meaning of " plurality " is two or more.
In the description of the present invention, it should be noted that unless otherwise clearly defined and limited, term " is pacified
Dress ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or integrally
Connection；It can be mechanical connection, be also possible to be electrically connected；Can be directly connected, can also indirectly connected through an intermediary,
It can be the connection inside two elements.For the ordinary skill in the art, on being understood by concrete condition
State the concrete meaning of term in the present invention.
The utility model will be described in detail below with reference to the accompanying drawings and embodiments.
As shown in Figure 1, a kind of graphical display charactron, including pcb board 1, luminous core is fixed with by elargol on pcb board 1
Piece 2, luminescence chip 2 can be blue light, purple light or ultraviolet source.The luminescence window of reflection cap 8 be it is upper it is wide, under narrow inverted trapezoidal
Shape structure, the open bottom of reflection cap 8 and the pcb board 1 of inherent luminescence chip 2 are chimeric.Luminescence chip 2 is located at the die bond of pcb board 1
Zone position is located at the center of 8 luminescence window of reflection cap after being fitted into.The pcb board 1 for being fixed with luminescence chip 2 passes through epoxy resin 3
Encapsulating is in reflection cap 8, and the upper surface of reflection cap 8 is pasted with printing diaphragm, and printing diaphragm includes light-transmissive film 5, and light-transmissive film 5 is separate
Printing is coated with black out ink 6 on the end face of reflection cap 8, and the region that black out ink 6 is not covered with is can be with the figure of light transmission
Display area, that is, luminous pattern window 7,5 lower surface of light-transmissive film of close reflection cap 8 corresponding with luminous pattern window 7
It is upper to be coated with fluorescent glue 4.
Wherein the material of light-transmissive film 5 can be PC, PE, PET or PVC material.
Wherein 3 encapsulating of epoxy resin can play a protective role to luminescence chip 2, prevent luminescence chip 2 and pcb board 1
Oxidation and pollution occur in air for wiring board exposure, improve it using reliability and use the time；
The luminous pattern pattern printing black out ink 6 shown as needed on light-transmissive film 5, wherein not needing luminous part
Black out ink 6 in printing make iconic display portion form luminous pattern window 7 and carry out light transmission, only in the saturating of luminous pattern window 7
Light window part coats fluorescent glue 4, and the blue light for issuing luminescence chip 2 carries out the fluorescent glue 4 coated on luminescence window
Excitation, form it into white light, wherein luminous pattern window 7 be coated in 5 lower surface of light-transmissive film be in order to protect fluorescence gel coating 4,
Avoiding scratching in use process causes fluorescent glue coat to be destroyed, so as to cause light leakage and luminous mistake.
The utility model by printing diaphragm show luminous pattern method, reduce reflection cap 8 design and injection molding answer
Polygamy reduces design and production cost, increases widespread popularity.
Luminescence chip 2 can be blue light, purple light, ultraviolet source, and photochromic and aobvious finger and colour temperature are different as needed, and selection is not
With fluorescent powder by light source activation go out to need photochromic, be widely used, and relatively directly using fix photochromic SMD it is low in cost and
Select space larger.
The above is only the preferred embodiment of the utility model only, is not intended to limit the utility model, all at this
Within the spirit and principle of utility model, any modification, equivalent replacement, improvement and so on should be included in the utility model
Protection scope within.
Claims (7)
1. a kind of graphical display charactron, it is characterised in that: including pcb board (1), luminescence chip (2) are fixed on pcb board (1),
The pcb board (1) of inherent luminescence chip (2) is entrenched in reflection cap (8), and the upper surface of reflection cap (8) is covered with printing diaphragm, instead
It penetrates pcb board (1) encapsulating of inherent luminescence chip (2) in lid (8) through epoxy resin (3), printing diaphragm includes light-transmissive film
(5), it is provided with luminous pattern window (7) on the end face of light-transmissive film (5) separate reflection cap (8), except luminous pattern window (7)
Application to printed has black out ink (6) to obtain corresponding luminous pattern window (7), with luminous pattern window on light-transmissive film (5)
(7) fluorescent glue (4) matched with luminescence chip (2) is coated on the light-transmissive film (5) of corresponding close reflection cap (8).
2. graphical display charactron according to claim 1, it is characterised in that: the luminescence window of reflection cap (8) be it is upper it is wide,
Under narrow inverted trapezoidal structure, open bottom is chimeric with pcb board (1) of inherent luminescence chip (2).
3. graphical display charactron according to claim 1, it is characterised in that: the light source of luminescence chip (2) is blue light, purple
Light or ultraviolet source.
4. graphical display charactron according to claim 1, it is characterised in that: luminescence chip (2) by conductive silver glue or
Person's insulation crystal-bonding adhesive is fixed on the die bond zone position on pcb board (1).
5. graphical display charactron according to claim 4, it is characterised in that: the shape size of luminous pattern window (7)
According to luminescence display Demand Design, and it is located at the surface of the luminescence window of reflection cap (8).
6. graphical display charactron according to claim 1, it is characterised in that: printing diaphragm is pasted on reflection cap (8)
Surface.
7. graphical display charactron according to claim 1, it is characterised in that: the material of light-transmissive film (5) is PC, PE, PET
Or PVC material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821593972.6U CN208674165U (en) | 2018-09-28 | 2018-09-28 | A kind of graphical display charactron |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821593972.6U CN208674165U (en) | 2018-09-28 | 2018-09-28 | A kind of graphical display charactron |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208674165U true CN208674165U (en) | 2019-03-29 |
Family
ID=65843426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821593972.6U Active CN208674165U (en) | 2018-09-28 | 2018-09-28 | A kind of graphical display charactron |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208674165U (en) |
-
2018
- 2018-09-28 CN CN201821593972.6U patent/CN208674165U/en active Active
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