CN205899496U - Waterproof single -layer thin film keyboard structure of notes type computer - Google Patents
Waterproof single -layer thin film keyboard structure of notes type computer Download PDFInfo
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- CN205899496U CN205899496U CN201620676546.3U CN201620676546U CN205899496U CN 205899496 U CN205899496 U CN 205899496U CN 201620676546 U CN201620676546 U CN 201620676546U CN 205899496 U CN205899496 U CN 205899496U
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Abstract
The utility model discloses a waterproof single -layer thin film keyboard structure of notes type computer, include: a thin film circuit layer, a rubber elasticity layer, a first protective layer and a second protective layer. This thin film circuit layer has a base plate, this base plate have a line layer on the surface, this line layer first walks line and second and walks the one end of line and respectively have a first conductive part and a second conductive part. This rubber elasticity layer comprises a plurality of elasticity monomers, and is located the line layer on the surface of this base plate. On the surface and this rubber elasticity layer of this base plate is located to this first protective layer, there is the through -hole that these a little elasticity monomers of a plurality of messengers pass through on it. The back of this base plate is located to this second protective layer. When these a little elasticity monomers received external force to produce the deformation, these a little elasticity monomers made this first conductive part and this second conductive part switch on to signal output is controlled in the production.
Description
Technical field
This utility model is related to a kind of keyboard, the waterproof single thin film keyboard structure of particularly a kind of mobile computer.
Background technology
Mobile computer is due to having the function of being easy to carry with out using and real-time communication of surfing the Net, it has also become day
Indispensable electronic equipment in often living or working.Except lifting computing speed in the design of therefore current mobile computer
Degree and outer it is simply that by the thickness of mobile computer make thinner.
Thinner, the film printing electricity that traditional mobile computer is used how mobile computer volume being made
Road is to adopt three-layer type to make, and this three-layer type includes membrane circuit layer, insulating barrier and lower membrane circuit layer when making.Upper,
The circuit both sides of the conductive circuit layer of lower membrane circuit layer republish marine glue, in upper membrane circuit layer and lower membrane circuit layer
During laminating, insulating barrier is affixed between this upper and lower membrane circuit layer and is binded using marine glue.Upper membrane circuit layer,
After insulating barrier and the bonding of lower membrane circuit layer, not only there is waterproof action, and there is air flue to prevent upper thin flm circuit, insulation
Gas-tight phenomenon is produced, this insulating barrier can prevent membrane circuit layer and this lower thin-film electro simultaneously between layer and lower membrane circuit layer
Be not short-circuited between the floor of road phenomenon.The structure design being three layers due to traditional thick-film printed circuit, needs in manufacturing process
In view of air flue, waterproof and short circuit the problems such as, so lead to three-layer type thick-film printed circuit step lock broken be difficult make, cause
Cost of manufacture increases.
In order to improve the disappearance of three-layer type, the thin layer having also been proposed two laminars makes, the thin flm circuit bag of this two laminar
Containing upper membrane circuit layer and lower membrane circuit layer, and it is coated with one layer between upper membrane circuit layer and lower membrane circuit layer
Marine glue, to bind membrane circuit layer and lower membrane circuit layer on this with this marine glue.But, because marine glue is in the system of coating
During work, if the inequality of glue coating, it will cause the pressure that pushes unequal, be therefore easily caused membrane circuit layer with
The problem being difficult to contact can be given birth between lower membrane circuit layer produce.
Content of the invention
The purpose of this utility model is that a kind of steady and circuit the cabling of lower pressure of offer designs simple waterproof single thin layer
Film keyboard structure.
For reaching above-mentioned purpose, the technical solution adopted in the utility model is:
The waterproof single thin film keyboard structure of mobile computer, comprising:
One membrane circuit layer, cording has a substrate, and described substrate has a surface and a back side, the surface of described substrate
On there is a line layer, described line layer has multiple first cablings and multiple second cabling, described first cabling and described
One end of two cablings respectively has one first conductive part and one second conductive part, and described first conductive part and described second conductive part are in
Corresponding it is crisscross arranged；
One rubber elastic layer, is made up of multiple elastic monomers, and on the line layer on surface of described substrate, described bullet
Property monomer on each tool one elastic, described elastic root edge has one in described first conductive part and described second conductive part
On prominent wall portion, the inside of described elastic has a conductive protuberance；
One first protective layer, is on the surface of described substrate and described rubber elastic layer, on described first protective layer
There are multiple through holes making described elastic monomer pass through, the prominent wall portion of described elastic is located at the surface of described substrate and described the
Between one protective layer；
One second protective layer, is the back side located at described substrate.
Preferably, described first conductive part and described second conductive part are in rake shape.
Preferably, described substrate, described first protective layer and described second protective layer are plastics.
It is further preferred that described plastics are polyethylene terephthalate, polyethylene, polyimides or polyurethane.
Preferably, described first protective layer and described second protective layer respectively have one first junction surface and one second joint
Portion, will be provided with an adhesion layer between described first junction surface and described second junction surface, makes described first guarantor with described adhesion layer
Sheath and described second protective layer bonding.
Preferably, described elastic be convexly equipped with a protuberance in appearance, described protuberance system is pressed by an outside keycap, makes
Described protuberance interlocks described bullet portion action.
Preferably, the edge of described through hole is provided with a glue-line, with the described prominent wall portion of the glued described elastic of described glue-line.
It is further preferred that described glue-line is ultraviolet light glue.
Preferably, described elastic is in bowl-shape.
Because technique scheme is used, this utility model compared with prior art has the advantage that
Due to this utility model be provided with membrane circuit layer, rubber elastic layer, the first protective layer, the second protective layer so that
Keyboard has the pressure average temperature pushing, and the cabling design of circuit is more prone to simple, overall membrane keyboard knot simultaneously
Structure thickness is thinner.
Brief description
Accompanying drawing 1 is waterproof single thin film keyboard structure of the present utility model three-dimensional solution schematic diagram；
Accompanying drawing 2 is the single push-button structure perspective exploded view of accompanying drawing 1；
Accompanying drawing 3 is the single push-button structure perspective cross-sectional schematic diagram of accompanying drawing 1；
Accompanying drawing 4 is the down state schematic diagram of accompanying drawing 3；
Accompanying drawing 5 is the waterproof single thin film keyboard structure schematic diagram of embodiment two；
Accompanying drawing 6 is the waterproof single thin film keyboard structure schematic diagram of embodiment three.
In the figures above: 1, membrane circuit layer；11st, substrate；111st, surface；112nd, the back side；12nd, line layer；121st, first
Cabling；122nd, the second cabling；123rd, the first conductive part；124th, the second conductive part；2nd, rubber elastic layer；21st, elastic monomer；211、
Elastic；212nd, prominent wall portion；213rd, conductive protuberance；214th, protuberance；3rd, the first protective layer；31st, through hole；4th, the second protective layer；5、
Keycap；6th, glue-line；7th, adhesion layer.
Specific embodiment
Shown embodiment is further described to this utility model below in conjunction with the accompanying drawings:
Embodiment one: referring to shown in accompanying drawing 1,2, a kind of waterproof single thin film keyboard structure of mobile computer, comprising:
One membrane circuit layer 1, a rubber elastic layer 2, one first protective layer 3 and one second protective layer 4.
This membrane circuit layer 1, cording has a substrate 11, and this substrate 11 has a surface 111 and a back side 112.This base
Metal level on the surface 111 of plate 11 has a line layer 12, this line through the formation that dry type or Wet-type etching form patterning schemes
Multiple first cablings 121 and multiple second cabling 122 had on road floor 12, those first cablings 121 and those the second cablings 122
It is in the first conductive part 123 of rake shape and one second conductive part 124 that one end respectively has one, those first conductive parts 123 and those
Second conductive part 124 is in corresponding being crisscross arranged.In the present embodiment, this substrate 11 is plastics, and this plastics is polyethylene to benzene
Dicarboxylic acid esters (polyethylene terephthalate, pet), polyethylene (polyethylene, pe), polyimides
Any one in (polyimide, pi) or polyurethane (polyurethanes, pu).
This rubber elastic layer 2, is to be made up of multiple elastic monomers 21, and is located at the line layer on the surface 111 of this substrate 11
On 12.On those elastic monomers 21, each tool one is in bowl-shape elastic 211, this elastic 211 root edge has one and is placed on
Prominent wall portion 212 on those first conductive parts 123 and those the second conductive parts 124, the inside of this elastic 211 has a conduction
Protuberance 213, after this conductive protuberance 213 is contacted with this first conductive part 123 and this second conductive part 124, forms conducting state, letter
Number can be transmitted to external device (ED) (not shown) through those first cablings 121 or those the second cablings 122 is processed.Separately, in
One protuberance 214 is convexly equipped with the outer surface of this elastic 211, this protuberance 214 is to be pressed by outside keycap (not shown), allows
This protuberance 214 interlocks this elastic 211 and deforms, and makes the conductive protuberance 213 within this elastic 211 and those first conductive parts
123 and those second conductive parts 124 contact, to produce button Continuity signal.
This first protective layer 3, is on the surface 111 of this substrate 11 and this rubber elastic layer 2.This first protective layer 3
On there are multiple through holes 31 making those elastic monomers 21 pass through, fit with the surface 111 of this substrate 11 in this first protective layer 3
When, the elastic 211 of those elastic monomers 21 passes through those through holes 31, makes the prominent wall portion 212 of those elastic 211 be located in this
Between the surface of substrate 11 and this first protective layer 3.In the present embodiment, this first protective layer 3 is plastics, and this plastics is poly- second
Alkene terephthalate (polyethylene terephthalate, pet), polyethylene (polyethylene, pe), polyamides are sub-
Any one in amine (polyimide, pi) or polyurethane (polyurethanes, pu).
This second protective layer 4, is the back side 112 located at this substrate 11.In the present embodiment, this for this second protective layer 4
Two protective layers 4 are plastics, and this plastics is polyethylene terephthalate (polyethylene terephthalate, pet), gathers
Appointing in ethylene (polyethylene, pe), polyimides (polyimide, pi) or polyurethane (polyurethanes, pu)
Meaning is a kind of.
Referring to shown in accompanying drawing 2-4, the present embodiment in combination, with those elastic monomer 21 positions of this rubber elastic layer 2
On the surface 111 of this substrate 11, in respectively this first protective layer 3 is fitted in this substrate 11 surface 111 and this second protection
Layer 4 fits on the back side 12 of this substrate 11.When the first protective layer 3 is fitted, the elastic 211 of those elastic monomers 21 is all logical
Cross those through holes 31 of this first protective layer 3, so that the edge of this through hole 31 is fallen in the prominent wall portion 212 of this elastomer 211.
When having a keycap 5 above elastic monomer 21, this keycap 5 is subject to pressed by external force, and this keycap 5 presses in this elasticity
On the protuberance 214 of monomer 21, make this protuberance 214 interlock this elastic 211 and be deformed state, under the deformation of this elastic 211
After pressure, allow this first conductive part 123 of conductive protuberance 213 within this elastic 211 and this line layer 12 and this is second conductive
Portion 124 contacts, to produce button Continuity signal, in the dress being delivered to outside through this first cabling 121 or this second cabling 122
Put process.
Embodiment two: referring to shown in accompanying drawing 5, the present embodiment is roughly the same with embodiment one structure, is at institute's difference: should
It is coated with a glue-line 6, this glue-line 6 makes edge and this elasticity of those through holes 31 on those through hole 31 edges of first protective layer 3
The prominent wall portion 212 glued (bonding) of monomer 21, to reach waterproof action.In the present embodiment, this glue-line 6 is ultraviolet light glue
(ultraviolet rays, uv).
Embodiment three: referring to shown in accompanying drawing 6, embodiment is roughly the same with embodiment one structure, is at institute's difference: this
The area of one protective layer 3 and this second protective layer 4 be more than this membrane circuit layer 1 substrate 11 area, this first protective layer 3 and should
Area that second protective layer 4 is more than forms one first junction surface 32 and one second junction surface 41, by this first junction surface 32 and should
It is coated with an adhesion layer 7, this first protective layer 3 and this second protective layer 4 are binded by this adhesion layer 7 between second junction surface 41,
This membrane circuit layer 1 is made to be packaged between this first protective layer 3 and this second protective layer 4, to reach waterproof effect.
Above-described embodiment is only that technology design of the present utility model and feature are described, its object is to allow and is familiar with technique
Personage will appreciate that content of the present utility model and implement according to this, protection domain of the present utility model can not be limited with this.
All equivalence changes made according to this utility model spirit or modification, all should cover protection domain of the present utility model it
Interior.
Claims (9)
1. the waterproof single thin film keyboard structure of mobile computer is it is characterised in that include:
One membrane circuit layer, cording has a substrate, and described substrate has a surface and a back side, and the surface of described substrate has
There is a line layer, described line layer has multiple first cablings and multiple second cabling, described first cabling and described second is walked
One end of line respectively has one first conductive part and one second conductive part, and described first conductive part and described second conductive part are in relatively
Should be crisscross arranged；
One rubber elastic layer, is made up of multiple elastic monomers, and on the line layer on surface of described substrate, described elasticity is single
On body, each tool one elastic, described elastic root edge has one on described first conductive part and described second conductive part
Prominent wall portion, the inside of described elastic has a conductive protuberance；
One first protective layer, is on the surface of described substrate and described rubber elastic layer, described first protective layer has
Multiple through holes making described elastic monomer pass through, the prominent wall portion of described elastic is located at the surface of described substrate and described first guarantor
Between sheath；
One second protective layer, is the back side located at described substrate.
2. mobile computer according to claim 1 waterproof single thin film keyboard structure it is characterised in that: described
One conductive part and described second conductive part are in rake shape.
3. mobile computer according to claim 1 waterproof single thin film keyboard structure it is characterised in that: described base
Plate, described first protective layer and described second protective layer are plastics.
4. mobile computer according to claim 3 waterproof single thin film keyboard structure it is characterised in that: described mould
Expect for polyethylene terephthalate, polyethylene, polyimides or polyurethane.
5. mobile computer according to claim 1 waterproof single thin film keyboard structure it is characterised in that: described
One first junction surface and one second junction surface are respectively had on one protective layer and described second protective layer, by described first junction surface and
It is provided with an adhesion layer between described second junction surface, so that described first protective layer and described second protective layer is sticked with described adhesion layer
Close.
6. mobile computer according to claim 1 waterproof single thin film keyboard structure it is characterised in that: described bullet
Property portion be convexly equipped with a protuberance in appearance, described protuberance system is pressed by an outside keycap, makes described protuberance interlock described elasticity
Portion's action.
7. mobile computer according to claim 1 waterproof single thin film keyboard structure it is characterised in that: described logical
The edge in hole is provided with a glue-line, with the described prominent wall portion of the glued described elastic of described glue-line.
8. mobile computer according to claim 7 waterproof single thin film keyboard structure it is characterised in that: described glue
Layer is ultraviolet light glue.
9. mobile computer according to claim 1 waterproof single thin film keyboard structure it is characterised in that: described bullet
Property portion be in bowl-shape.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620676546.3U CN205899496U (en) | 2016-06-30 | 2016-06-30 | Waterproof single -layer thin film keyboard structure of notes type computer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620676546.3U CN205899496U (en) | 2016-06-30 | 2016-06-30 | Waterproof single -layer thin film keyboard structure of notes type computer |
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| Publication Number | Publication Date |
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| CN205899496U true CN205899496U (en) | 2017-01-18 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620676546.3U Active CN205899496U (en) | 2016-06-30 | 2016-06-30 | Waterproof single -layer thin film keyboard structure of notes type computer |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107357440A (en) * | 2017-07-27 | 2017-11-17 | 合肥科斯维数据科技有限公司 | A kind of desktop computer keyboards of waterproof |
-
2016
- 2016-06-30 CN CN201620676546.3U patent/CN205899496U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107357440A (en) * | 2017-07-27 | 2017-11-17 | 合肥科斯维数据科技有限公司 | A kind of desktop computer keyboards of waterproof |
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