CN204167171U - Press-key structure and electronic installation - Google Patents
Press-key structure and electronic installation Download PDFInfo
- Publication number
- CN204167171U CN204167171U CN201420486162.6U CN201420486162U CN204167171U CN 204167171 U CN204167171 U CN 204167171U CN 201420486162 U CN201420486162 U CN 201420486162U CN 204167171 U CN204167171 U CN 204167171U
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- China
- Prior art keywords
- layer
- key
- guide member
- light guide
- convex closure
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- Expired - Lifetime
Links
- 238000009434 installation Methods 0.000 title claims abstract description 25
- 238000003825 pressing Methods 0.000 claims abstract description 51
- 230000005540 biological transmission Effects 0.000 claims description 6
- 229920005644 polyethylene terephthalate glycol copolymer Polymers 0.000 claims description 6
- 230000008676 import Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 7
- 238000004080 punching Methods 0.000 description 4
- 238000005286 illumination Methods 0.000 description 3
- QHZSDTDMQZPUKC-UHFFFAOYSA-N 3,5-dichlorobiphenyl Chemical compound ClC1=CC(Cl)=CC(C=2C=CC=CC=2)=C1 QHZSDTDMQZPUKC-UHFFFAOYSA-N 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 239000012528 membrane Substances 0.000 description 2
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007731 hot pressing Methods 0.000 description 1
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Abstract
The utility model discloses a kind of press-key structure, for the operation to electronic installation, the second Stroke Key that press-key structure comprises the first Stroke Key and is connected with the circuit board of electronic installation, the first Stroke Key comprises panel film layer, light guide member layer, convex closure pressing layer and flexible circuit board; Convex closure pressing layer is made up of the young sheet of pot, convex closure pressing layer, light guide member layer, panel film layer are superimposed in flexible circuit board successively, between convex closure pressing layer and flexible circuit board, there is gap, convex closure pressing layer contacts the conducting realizing the first Stroke Key with flexible PCB, first Stroke Key is positioned at above the second Stroke Key, and has gap between flexible circuit board and the second Stroke Key.The invention also discloses a kind of electronic installation.
Description
Technical field
The utility model relates to a kind of press-key structure and electronic installation.
Background technology
In current band button handheld terminal product (with remote controller, mobile phone for representative), indivedual remote controller has adopted has two-pass function button, and saving panel area and two-pass control the probability of happening that effectively can reduce false triggering and single failure.In button at present with the function of two-pass and backlight, the first key stroke multiplex film punching press convex closure, the pressing resilience force of the first Stroke Key is realized by film convex closure.Because the dimensional accuracy of film punching press itself is lower, the tension belt uniformity coefficient of film punching press is uncontrollable, therefore the consistency of the first key stroke feel is bad, and in order to realize backlight effect overall structure more complicated.
Utility model content
The utility model embodiment technical problem to be solved is, provides a kind of feel better and the simple press-key structure of structure.
The present invention also provides a kind of electronic installation with press-key structure.
The utility model provides a kind of press-key structure, and described press-key structure comprises the first Stroke Key and the second Stroke Key, and described first Stroke Key comprises panel film layer, light guide member layer, convex closure pressing layer and flexible circuit board; Described convex closure pressing layer is made up of the young sheet of pot, described convex closure pressing layer, light guide member layer, panel film layer are superimposed in described flexible circuit board successively, between described convex closure pressing layer and flexible circuit board, there is gap, described convex closure pressing layer contacts with described flexible PCB the conducting realizing the first Stroke Key, described first Stroke Key is positioned at above described second Stroke Key, and has gap between described flexible circuit board and the second Stroke Key.
Preferably, the position that described panel film layer is corresponding with described convex closure pressing layer is button convex closure.
Preferably, described light guide member layer is Merlon (PC) film.
Preferably, described light guide member layer is attached on described convex closure pressing layer, and the position of the corresponding described convex closure pressing layer of described light guide member layer is transmission region.
Preferably, the transmission region of described light guide member layer is provided with multiple light guiding points for deriving light to the panel film layer of described first Stroke Key.
Preferably, described panel film layer is that Merlon (PC) is made or PETG (PET) is made.
Preferably, described panel film layer is provided with clear ink layer towards the surface of described light guide member layer.
Preferably, the position that described flexible circuit board is relative with described convex closure pressing layer can be arc convex and ensures the gap between described convex closure pressing layer.
Preferably, described second Stroke Key is sensitive switch.
The invention provides a kind of electronic installation, described electronic installation comprises above-described press-key structure, housing and circuit board, and described second Stroke Key to be contained in housing and to be connected with described circuit board, and described first Stroke Key is fixed on described surface of shell.
Preferably, on the circuit board of described electronic installation, relatively described light guide member layer is provided with at least one light source.
Preferably, the circuit board of described electronic installation is provided with a light source; In the position that described light guide member layer is relative with described light source, described light guide member layer is provided with multiple light for being sent by described light source and imports light guiding points in described light guide member layer towards the surface of described second Stroke Key.
The convex closure pressing layer of press-key structure of the present utility model is made by the young sheet of pot, and then ensure the feel consistency of the first Stroke Key, and the gap between flexible circuit board and the second Stroke Key, strengthen the feel of the second key stroke pressing, reduce the fraction defective of two-pass button.
Accompanying drawing explanation
In order to be illustrated more clearly in the utility model embodiment or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is only embodiments more of the present utility model, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of the press-key structure that the utility model provides.
Fig. 2 is the electronic device construction schematic diagram that the utility model provides.
Embodiment
Below in conjunction with the accompanying drawing in the utility model embodiment, be clearly and completely described the technical scheme in the utility model embodiment, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiments.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtained under creative work prerequisite, all belong to the scope of the utility model protection.
Refer to Fig. 1, the utility model relates to a kind of press-key structure, for the operation to electronic installation, press-key structure comprises the first Stroke Key 10 and the second Stroke Key 20, first Stroke Key 10 comprises panel film layer 11, light guide member layer 12, convex closure pressing layer 13 and flexible circuit board 14; Convex closure pressing layer 13 is made up of the young sheet of pot, convex closure pressing layer 13, light guide member layer 12, panel film layer 11 are superimposed in flexible circuit board 14 successively, between convex closure pressing layer 13 and flexible circuit board 14, there is gap, convex closure pressing layer 13 contacts the conducting realizing the first Stroke Key 10 with flexible PCB 14, first Stroke Key 10 is positioned at above the second Stroke Key 20, and has gap between flexible circuit board 14 and the second Stroke Key 20.
The convex closure pressing layer 13 of press-key structure of the present invention is made by the young sheet of pot, and then ensure the feel consistency of the first Stroke Key 10, and the gap between flexible circuit board 14 and the second Stroke Key 20, strengthen the feel that the second key stroke 20 presses, reduce the fraction defective of two-pass button.
In the present embodiment, panel film layer 11 makes for Merlon (PC) or PETG (PET) is made.Panel film layer 11 position corresponding with convex closure pressing layer 13 is button convex closure.Button convex closure is processed to form by hot pressing or the mode of colding pressing.Panel film layer 11 is provided with clear ink layer towards the surface of light guide member layer 12, and realizing marking keys effect can increase by the first Stroke Key 10 translucent effect simultaneously.
Convex closure pressing layer 13 is formed by the young sheet punching press of pot.Light guide member layer 12 can be attached on convex closure pressing layer 13, even if the shape of light guide member layer 12 is roughly the same with convex closure pressing layer 13 shape, reduce the distance between convex closure pressing layer 13, so when pressing the first Stroke Key 10, the convex closure pressing layer 13 that feel is made up of the young sheet of pot completely realizes, and the comparison of coherence pressing the first key stroke feel is like this good.In the present embodiment, light guide member layer 12 is Merlon (PC) film.
For realizing key-press backlight effect, the position of the corresponding convex closure pressing layer 13 of light guide member layer 12 is transmission region, can outwards (namely to panel film layer 11) appear light, for user formed visible backlight.In one embodiment, light guide member layer 12 is double membrane structure, and light can diffuse reflection in double membrane structure, realizes the quick conduction of light in light guide member layer 12; And the transmission region that light guide member layer 12 corresponds to convex closure pressing layer 13 is provided with multiple light guiding points.Light guiding points is arranged on the surface of double-deck light guide member layer 13 towards panel film layer 11, and light guiding points can make the inner irreflexive light of light guide member layer 12 reflect, thus directive panel film layer 11, form backlight.Light guiding points is formed by being printed on light guide member layer 12 surface.
In the present embodiment, flexible circuit board 14 position relative with convex closure pressing layer 13 can be arc convex and ensures the gap between convex closure pressing layer 13, can increase the pressing deflection of the first Stroke Key 10, reduce the resilience force of the first key stroke 10.
In the present embodiment, the second Stroke Key 20 is sensitive switch.When pressing panel thin layer 11, convex closure pressing layer 13 contacts with flexible circuit board 14, realizes conducting, namely realizes the function of the first Stroke Key 10; There is deformation and touch the second Stroke Key 20 in continuation pressing first Stroke Key 10, namely realizes the function of the second Stroke Key 20.
The present invention also provides a kind of electronic installation, electronic installation comprises press-key structure described in above embodiment and housing 30, second Stroke Key 20 is contained in housing 30, and the first Stroke Key 10 is fixed on housing 30 surface, and therefore the first Stroke Key 10 is positioned at the top of the second Stroke Key 20.
In the present embodiment, the second Stroke Key 20 and the first Stroke Key 10 as integral installation on electronic installation.The circuit board 40 of electronic installation is loaded in housing 30, and housing 30 is provided with surface and accepting groove 32.Second Stroke Key 20 is contained in accepting groove 32, and is electrically connected with circuit board 40.The flexible PCB 14 of the first Stroke Key 10 is pasted on the surface of housing 30.Circuit board 30 is also equipped with light source 33, and light source 33 is LED or light-emitting diode, for providing backlight for press-key structure.
In one embodiment, light source 33 subtend light guide member layer 12 can be positioned at marginal portion on housing 30, and light enters light guide member layer 12 inside makes light carry out diffuse reflection inside light guide member layer 12, light is reflected at transparent region, can realize backlight effect.Only arrange a light source 33 in this embodiment also can realize, for light function, reducing the heat that light source produces, save electronic installation space.
In one embodiment, the light source 33 that circuit board 40 is arranged is relative with light guide member layer 12, is formed the illuminated illumination in the top of light guide member layer 12.In the position that light guide member layer 12 is relative with light source 33, light guide member layer 12 is printed with light guiding points on the surface of the second Stroke Key 20 (namely downward), light guiding points can make the light of irradiation on it reflect, light is introduced light guide member layer 12 inner, make light carry out diffuse reflection in light guide member layer 12 inside, the light received from single light source in single position like this can realize integral illumination in whole light guide member layer 12.The utilance that light guiding points can improve the light be irradiated in light guide member layer 12 is set.
For guaranteeing illuminating effect, between light source 33 and light guide member layer 12, shelter should not be provided with.In one embodiment, on circuit board 40, can arrange light-guiding pillar further, light-guiding pillar is arranged around light source 33, the light of light source 33 can be imported in light guide member layer 12 better, improve the light guide effect of light guide member layer 12.
Press-key structure of the present utility model adopts the young sheet of pot as the first Stroke Key, can improve the operating handle of two-pass press-key structure; Light guide member layer is arranged at the structural design on the young sheet of pot, can make press-key structure that single light source can be utilized to realize backlight, and light guide member layer receives the luminous light illumination in top, higher to the light utilization of light source, reduce the backlight design complexity of two-pass button.Adopt the electronic installation of this press-key structure to have better operating handle, and structural design is simplified.
Above-described execution mode, does not form the restriction to this technical scheme protection range.The amendment done within any spirit at above-mentioned execution mode and principle, equivalently to replace and improvement etc., within the protection range that all should be included in this technical scheme.
Claims (10)
1. a press-key structure, is characterized in that: described press-key structure comprises the first Stroke Key and the second Stroke Key, and described first Stroke Key comprises panel film layer, light guide member layer, convex closure pressing layer and flexible circuit board; Described convex closure pressing layer is made up of the young sheet of pot, described convex closure pressing layer, light guide member layer, panel film layer are superimposed in described flexible circuit board successively, between described convex closure pressing layer and flexible circuit board, there is gap, described convex closure pressing layer contacts with described flexible PCB the conducting realizing the first Stroke Key, described first Stroke Key is positioned at above described second Stroke Key, and has gap between described flexible circuit board and the second Stroke Key.
2. press-key structure as claimed in claim 1, is characterized in that: the described panel film layer position corresponding with described convex closure pressing layer is button convex closure; And/or described panel film layer is provided with clear ink layer towards the surface of described light guide member layer.
3. press-key structure as claimed in claim 1, is characterized in that: described light guide member layer is Merlon (PC) film; And/or described panel film layer is that Merlon (PC) is made or PETG (PET) is made.
4. press-key structure as claimed in claim 1, it is characterized in that: described light guide member layer is attached on described convex closure pressing layer, the position of the corresponding described convex closure pressing layer of described light guide member layer is transmission region.
5. press-key structure as claimed in claim 4, is characterized in that: the transmission region of described light guide member layer is provided with multiple light guiding points for deriving light to the panel film layer of described first Stroke Key.
6. press-key structure as claimed in claim 1, is characterized in that: the described flexible circuit board position relative with described convex closure pressing layer is arc convex, and has gap between described arc convex and described convex closure pressing layer.
7. the press-key structure as described in any one of claim 1-6, is characterized in that: described second Stroke Key is sensitive switch.
8. an electronic installation, comprise housing and be arranged at the circuit board in housing, it is characterized in that: described electronic installation also comprises the press-key structure described in any one of claim 1-7, described second Stroke Key to be contained in housing and to be connected with described circuit board, and described first Stroke Key is fixed on described surface of shell.
9. electronic installation as described in claim 8, is characterized in that: on the circuit board of described electronic installation, relatively described light guide member layer is provided with at least one light source.
10. electronic installation as described in claim 9, is characterized in that: the circuit board of described electronic installation is provided with a light source; In the position that described light guide member layer is relative with described light source, described light guide member layer is provided with multiple light for being sent by described light source and imports light guiding points in described light guide member layer towards the surface of described second Stroke Key.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420486162.6U CN204167171U (en) | 2014-08-26 | 2014-08-26 | Press-key structure and electronic installation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420486162.6U CN204167171U (en) | 2014-08-26 | 2014-08-26 | Press-key structure and electronic installation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204167171U true CN204167171U (en) | 2015-02-18 |
Family
ID=52540835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420486162.6U Expired - Lifetime CN204167171U (en) | 2014-08-26 | 2014-08-26 | Press-key structure and electronic installation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204167171U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109921773A (en) * | 2019-03-20 | 2019-06-21 | 东莞市热动电子科技有限公司 | A kind of grating type conducting stroke turnable keys |
| CN113835022A (en) * | 2021-08-19 | 2021-12-24 | 苏州秀源精密电子有限公司 | Keyboard bottom plate detection device |
-
2014
- 2014-08-26 CN CN201420486162.6U patent/CN204167171U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109921773A (en) * | 2019-03-20 | 2019-06-21 | 东莞市热动电子科技有限公司 | A kind of grating type conducting stroke turnable keys |
| CN113835022A (en) * | 2021-08-19 | 2021-12-24 | 苏州秀源精密电子有限公司 | Keyboard bottom plate detection device |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20150218 |