CN206849747U - A kind of backlight module and the illuminated keyboard with the backlight module - Google Patents
A kind of backlight module and the illuminated keyboard with the backlight module Download PDFInfo
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- CN206849747U CN206849747U CN201720690063.3U CN201720690063U CN206849747U CN 206849747 U CN206849747 U CN 206849747U CN 201720690063 U CN201720690063 U CN 201720690063U CN 206849747 U CN206849747 U CN 206849747U
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Abstract
It the utility model is related to keyboard equipment field; especially a kind of backlight module and the illuminated keyboard with the backlight module; the backlight module includes transparent flexible substrates, transparent anode layer, luminous material layer, cathode metal layer, encapsulated layer and flexible cover sheet; the part composition order of backlight module is followed successively by transparent flexible substrates, transparent anode layer, luminous material layer, cathode metal layer, encapsulated layer and flexible cover sheet, and the battery or power supply of the transparent anode layer and cathode metal layer and computer are electrically connected with.The utility model provides a kind of backlight module and the illuminated keyboard with the backlight module, passes through encapsulated layer starvation and steam and dust；Using light shield layer transparent area by light, realize that keyboard lights；Avoid keyboard regional area from projecting light using light shield layer shading region, realize the illumination effect of keyboard.
Description
Technical field
It the utility model is related to keyboard equipment field, especially a kind of backlight module and the light key with the backlight module
Disk.
Background technology
Patent No. 201620748585.X utility model discloses a kind of backlight module and keyboard, and this kind of keyboard includes key
Cap, elastic supporting member for supporting optical member, scissors composite structure, thin film switch, substrate and backlight module, thin film switch, elastic supporting member for supporting optical member, scissors are multiple
Close mechanism, a plurality of keycaps are successively set on substrate；Backlight module includes transparent flexible substrates, transparent anode layer, hair successively
Optical material layer, cathode metal layer, flexible cover sheet, the transparent anode layer and cathode metal layer are used for electrical with the battery of computer
Connection, the light that the luminous material layer is sent passes sequentially through transparent anode layer, transparent flexible substrates project；Backlight module is set
In keyboard substrate upper surface or lower surface., problems be present in above-mentioned illuminated keyboard：1. there is non-luminous region in illuminated keyboard
Project light.2. oxygen in air enters with steam and dust, influence anode material/luminescent material/cathode material life-span with
Illumination effect.Therefore, in view of the above-mentioned problems, being necessary to propose further solution.
Utility model content
The technical problems to be solved in the utility model is：In order to solve the non-light-emitting area of existing illuminated keyboard have light and
The deficiency that dirt easily infiltrates into, the utility model provide a kind of backlight module and the illuminated keyboard with the backlight module, led to
Cross encapsulated layer starvation and steam and dust；Using light shield layer transparent area by light, realize that keyboard lights；Utilize light shield layer
Shading region avoids keyboard regional area from projecting light, realizes the illumination effect of keyboard.
Technical scheme is used by the utility model solves its technical problem：
A kind of backlight module, including transparent flexible substrates, transparent anode layer, luminous material layer, cathode metal layer, encapsulated layer
And flexible cover sheet, backlight module part composition order be followed successively by transparent flexible substrates, transparent anode layer, luminous material layer,
Cathode metal layer, encapsulated layer and flexible cover sheet, battery or the power supply electricity of the transparent anode layer and cathode metal layer and computer
Property connection.
Specifically, the upper or lower surface of the transparent flexible substrates print or print or sputter or evaporation by way of it is attached
Light shield layer, light shield layer is provided with transparent area and shading region.
Specifically, the transparent materials of the shading region of the light shield layer are ink or insulating materials or flexible substrate.
Specifically, by printing or printing between the transparent anode layer, luminous material layer, cathode metal layer, encapsulated layer
Or the mode of sputter or evaporation is attached to each other connection.
Specifically, hole transporting layer or luminous material layer and negative electrode are provided between the transparent anode layer and luminous material layer
Electron supplying layer is provided between metal level.
Specifically, hole transporting layer, luminous material layer and negative electrode are provided between the transparent anode layer and luminous material layer
Electron supplying layer is provided between metal level.
Specifically, hole injection layer or electron supplying layer and negative electrode are provided between the transparent anode layer and hole transporting layer
Electron injecting layer is provided between metal level.
Specifically, hole injection layer, electron supplying layer and negative electrode are provided between the transparent anode layer and hole transporting layer
Electron injecting layer is provided between metal level.
Specifically, the encapsulated layer surpasses the side that edge extends and exceed the composition material of backlight module in in-plane
Edge, encapsulated layer and transparent flexible substrates edge bonding connection, encapsulated layer are directly protected in transparent flexible substrates edge with flexibility
Sheath is bonded, and the composition material of backlight module is encapsulated in confined space.
A kind of illuminated keyboard, including keycap, elastic supporting member for supporting optical member, scissors composite structure, thin film switch, substrate and as above institute
The backlight module stated, the thin film switch are fitted on substrate, and keycap is corresponding with the quantity of keyboard, and pass through the bullet
Property support member, scissors composite structure are installed on corresponding position on the substrate, and the backlight module is arranged at the film and opened
Close between substrate, or the backlight module is arranged at the back side of the substrate, the backlight module can pass through detent mechanism
Or double faced adhesive tape carries out installation fixation.
The beneficial effects of the utility model are：The utility model provides a kind of backlight module and has the backlight module
Illuminated keyboard, pass through encapsulated layer starvation and steam and dust；Using light shield layer transparent area by light, realize that keyboard is sent out
Light；Avoid keyboard regional area from projecting light using light shield layer shading region, realize the illumination effect of keyboard.
Brief description of the drawings
The utility model is further illustrated with reference to the accompanying drawings and examples.
Fig. 1 is the exploded view of backlight module of the present utility model；
Fig. 2 is of the present utility model not include hole transporting layer and electron supplying layer and hole injection layer and electron injecting layer
Backlight module exploded view；
Fig. 3 is the schematic diagram of the light shield layer of backlight module of the present utility model；
Fig. 4 is the schematic diagram of the encapsulated layer of backlight module of the present utility model；
Fig. 5 is the schematic diagram of backlight module and light shield layer of the present utility model；
The structural representation of Fig. 6 illuminated keyboards of the present utility model；
100. backlight module in figure, 201. flexible substrates, 202. transparent anode layers, 203. hole injection layers, 204. holes
Transfer layer, 205. luminous material layers, 206. electron supplying layers, 207. electron injecting layers, 208. cathode metal layers, 209. encapsulation
Layer, 210. flexible cover sheets, 300. light shield layers, 301. transparent areas, 302. shading regions, 402. scissors composite structures, 403. films
Switch, 404. substrates, 405. elastic supporting member for supporting optical member, 406. keycaps.
Embodiment
The utility model is described in further detail presently in connection with accompanying drawing.These accompanying drawings are simplified schematic diagram,
Only illustrate basic structure of the present utility model in a schematic way, therefore it only shows the composition relevant with the utility model.
Fig. 1 is the exploded view of backlight module of the present utility model, and 2 be of the present utility model not include hole transporting layer and electricity
The exploded view of the backlight module of sub- transfer layer and hole injection layer and electron injecting layer, Fig. 3 are backlight modules of the present utility model
Light shield layer schematic diagram, 4 be the schematic diagram of the encapsulated layer of backlight module of the present utility model, and Fig. 5 is of the present utility model
The schematic diagram of backlight module and light shield layer, Fig. 6 are the structural representations of illuminated keyboard of the present utility model.
A kind of backlight module, including transparent flexible substrates 201, transparent anode layer 202, luminous material layer 205, cathodic metal
Layer 208, encapsulated layer 209 and flexible cover sheet 210, the part composition order of backlight module 100 are followed successively by transparent flexible substrates
201st, transparent anode layer 202, luminous material layer 205, cathode metal layer 208, encapsulated layer 209 and flexible cover sheet 210, it is described
The battery or power supply of bright anode layer 202 and cathode metal layer 208 and computer are electrically connected with.The transparent flexible substrates 201 it is upper
Lower surface print or print or sputter or evaporation by way of be attached with light shield layer 300, light shield layer 300 is provided with transparent area
301 and shading region 302.The transparent materials of the shading region 302 of the light shield layer 300 are ink or insulating materials or flexible base
Piece.By printing or printing between the transparent anode layer 202, luminous material layer 205, cathode metal layer 208, encapsulated layer 209
Or the mode of sputter or evaporation is attached to each other connection.It is defeated that hole is provided between the transparent anode layer 202 and luminous material layer 205
Send and electron supplying layer 206 is provided between layer 204 or luminous material layer 205 and cathode metal layer 208.The transparent anode layer 202
Hole transporting layer 204 is provided between luminous material layer 205, electricity is provided between luminous material layer 205 and cathode metal layer 208
Sub- transfer layer 206.Hole injection layer 203 or electron supplying layer are provided between the transparent anode layer 202 and hole transporting layer 204
Electron injecting layer 207 is provided between 206 and cathode metal layer 208.Between the transparent anode layer 202 and hole transporting layer 204
Provided with hole injection layer 203, electron injecting layer 207 is provided between electron supplying layer 206 and cathode metal layer 208.The encapsulation
Layer 209 surpasses the edge that edge extend and exceed the composition material of backlight module 100 in in-plane, encapsulated layer 209 and saturating
The bright edge bonding connection of flexible substrate 201, encapsulated layer 209 in the edge of transparent flexible substrates 201 directly and flexible cover sheet
210 bondings, the composition material of backlight module 100 is encapsulated in confined space.A kind of backlight module lights for one kind of component
Keyboard, include keycap 406, elastic supporting member for supporting optical member 405, scissors composite structure 402, thin film switch 403, substrate 404 and as described above
Backlight module 100, the thin film switch 403 is fitted on substrate 404, and keycap 406 is corresponding with the quantity of keyboard, and
Corresponding position on the substrate 404, the backlight mould are installed on by the elastic supporting member for supporting optical member 405, scissors composite structure 402
Group 100 is arranged between the thin film switch 403 and substrate 404, or the backlight module 100 is arranged at the substrate 404
The back side, the backlight module 100 can carry out installation fixation by detent mechanism or double faced adhesive tape.
When backlight module of the present utility model is powered, cathode metal layer 208 produces electronics, passes through electron supplying layer 206
Electronics is exported to luminous material layer 205；Transparent anode layer 202 produces positive sub (hole), by hole transporting layer 204 to luminous material
The bed of material 205 exports hole (sun).Combined by the electronics that electric field excites with hole on luminous material layer 205, with reference to caused
Energy makes the outermost electron of luminous material layer 205 be excited, and crosses outer one layer of electron orbit.Due to simply exciting, outermost layer
Electron orbit is unstable, and outermost electron can return to original track again at once, and the energy of surplus is discharged in the form of photon
Out, realize luminous.Luminous material layer 205, which emits beam, passes sequentially through transparent anode layer 202, transparent flexible substrates 201, shading
The transparent area of layer 300 projects.
Coordinate shown in reference picture 3, the light shield layer 300 of the illuminated keyboard backlight module, be divided into transparent area 301, shading region
302；Wherein, transparent area 301 can realize that keyboard lights by light；The shading of shading region 302, realizes illumination effect；Can also
It is to realize the certain effects of illuminated keyboard, cancels light shield layer 300.
As shown in figure 4, the encapsulated layer 209 of the illuminated keyboard backlight module, transparent anode layer 202, luminous material layer
205th, cathode metal layer 208, hole transporting layer 204, electron supplying layer 206, hole injection layer 203, electron injecting layer 207 etc.
Each material property.To realize this function, encapsulated layer 209 extends in in-plane edge, more than transparent anode layer 202,
Luminous material layer 205, cathode metal layer 208, hole transporting layer 204, electron supplying layer 206, hole injection layer 203, electronics note
Enter the edge of materials such as layer 207；Directly with the edge of transparent flexible substrates 201, realize that oxygen completely cuts off with steam and dust；Or encapsulated layer
209 directly bond in the edge of transparent flexible substrates 201 with flexible cover sheet 210, by transparent anode layer 202 and luminescent material
Layer 205 and cathode metal layer 208 and hole transporting layer 204 and electron supplying layer 206 and hole injection layer 203 and electron injecting layer
The material packages such as 207 realize that oxygen completely cuts off with steam and dust in confined space.
Using it is above-mentioned according to desirable embodiment of the present utility model as enlightenment, pass through above-mentioned description, related work people
Member can carry out various changes and amendments in the range of without departing from this item utility model technological thought completely.This item is real
The content being not limited to new technical scope on specification, it is necessary to which its technology is determined according to right
Property scope.
Claims (10)
1. a kind of backlight module, it is characterized in that, including transparent flexible substrates (201), transparent anode layer (202), luminous material layer
(205), cathode metal layer (208), encapsulated layer (209) and flexible cover sheet (210), the part composition of backlight module (100) are suitable
Sequence is followed successively by transparent flexible substrates (201), transparent anode layer (202), luminous material layer (205), cathode metal layer (208), envelope
Fill layer (209) and flexible cover sheet (210), the transparent anode layer (202) and cathode metal layer (208) and computer battery or
Power supply is electrically connected with.
A kind of 2. backlight module according to claim 1, it is characterised in that：The transparent flexible substrates (201) upper or
Lower surface print or print or sputter or evaporation by way of be attached with light shield layer (300), light shield layer (300) is provided with printing opacity
Area (301) and shading region (302).
A kind of 3. backlight module according to claim 2, it is characterised in that：The shading region (302) of the light shield layer (300)
Transparent materials be ink or insulating materials or flexible substrate.
A kind of 4. backlight module according to claim 1, it is characterised in that：The transparent anode layer (202), luminescent material
Layer (205), cathode metal layer (208), between encapsulated layer (209) print or print or sputter or evaporation by way of it is mutually attached
Connection.
A kind of 5. backlight module according to claim 1, it is characterised in that：The transparent anode layer (202) and luminous material
It is provided between the bed of material (205) between hole transporting layer (204) or luminous material layer (205) and cathode metal layer (208) and is provided with electricity
Sub- transfer layer (206).
A kind of 6. backlight module according to claim 1, it is characterised in that：The transparent anode layer (202) and luminous material
Hole transporting layer (204) is provided between the bed of material (205), electronics is provided between luminous material layer (205) and cathode metal layer (208)
Transfer layer (206).
A kind of 7. backlight module according to claim 5 or 6, it is characterised in that：The transparent anode layer (202) and hole
It is provided between transfer layer (204) and is provided between hole injection layer (203) or electron supplying layer (206) and cathode metal layer (208)
Electron injecting layer (207).
A kind of 8. backlight module according to claim 5 or 6, it is characterised in that：The transparent anode layer (202) and hole
Hole injection layer (203) is provided between transfer layer (204), electricity is provided between electron supplying layer (206) and cathode metal layer (208)
Sub- implanted layer (207).
A kind of 9. backlight module according to claim 1, it is characterised in that：The encapsulated layer (209) surpasses in in-plane
Edge extends and exceedes the edge of the composition material of backlight module (100), encapsulated layer (209) and transparent flexible substrates
(201) edge bonding connection, encapsulated layer (209) transparent flexible substrates (201) edge directly with flexible cover sheet (210)
Bonding, the composition material of backlight module (100) is encapsulated in confined space.
10. a kind of backlight module according to claim 1 or 2 or 3 or 4 or 5 or 6 or 9 is a kind of illuminated keyboard of component,
It is characterized in that：Including keycap (406), elastic supporting member for supporting optical member (405), scissors composite structure (402), thin film switch (403), substrate
(404) and backlight module (100) as described above, the thin film switch (403) are fitted on substrate (404), keycap (406)
It is corresponding with the quantity of keyboard, and be installed on by the elastic supporting member for supporting optical member (405), scissors composite structure (402) described
Corresponding position on substrate (404), the backlight module (100) be arranged at the thin film switch (403) and substrate (404) it
Between, or the backlight module (100) is arranged at the back side of the substrate (404), the backlight module (100) can pass through positioning
Mechanism or double faced adhesive tape carry out installation fixation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720690063.3U CN206849747U (en) | 2017-06-14 | 2017-06-14 | A kind of backlight module and the illuminated keyboard with the backlight module |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720690063.3U CN206849747U (en) | 2017-06-14 | 2017-06-14 | A kind of backlight module and the illuminated keyboard with the backlight module |
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| Publication Number | Publication Date |
|---|---|
| CN206849747U true CN206849747U (en) | 2018-01-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720690063.3U Active CN206849747U (en) | 2017-06-14 | 2017-06-14 | A kind of backlight module and the illuminated keyboard with the backlight module |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117524769A (en) * | 2024-01-03 | 2024-02-06 | 苏州天立达精密科技股份有限公司 | Support module for double-sided circuit board luminous keyboard |
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2017
- 2017-06-14 CN CN201720690063.3U patent/CN206849747U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117524769A (en) * | 2024-01-03 | 2024-02-06 | 苏州天立达精密科技股份有限公司 | Support module for double-sided circuit board luminous keyboard |
| CN117524769B (en) * | 2024-01-03 | 2024-04-05 | 苏州天立达精密科技股份有限公司 | Support module for double-sided circuit board luminous keyboard |
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