CN206564634U - A kind of functional layer structure of cell phone intelligent protective case - Google Patents
A kind of functional layer structure of cell phone intelligent protective case Download PDFInfo
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- CN206564634U CN206564634U CN201720258723.0U CN201720258723U CN206564634U CN 206564634 U CN206564634 U CN 206564634U CN 201720258723 U CN201720258723 U CN 201720258723U CN 206564634 U CN206564634 U CN 206564634U
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- conductive film
- protective case
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- cell phone
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Abstract
The utility model discloses a kind of functional layer structure of cell phone intelligent protective case, the problem of functional layer for solving common cell phone intelligent protective case easily malfunctions when pressed, its drip irrigation device is, including mutual conduction and realize the upper conductive film and lower conductive film of input through keyboard, the lower surface of the upper conductive film and the upper surface of lower conductive film are printed with circuit respectively, the upper surface of the lower conductive film is provided with the dielectric film for being used for separating two circuits, the dielectric film is provided with the intercommunicating pore for turning on two circuit input points, also include the metal clips of the upper conductive film of extruding and the laminating of lower conductive film circuit input point, the sheet metal includes center and raised flexure strip and located at flexure strip corner and contacts at the leg of upper conductive film upper surface upward, reach when pressing the functional layer of cell phone intelligent protective case, not error-prone purpose.
Description
Technical field
The utility model is related to mobile phone protective cover, more particularly to a kind of functional layer structure of cell phone intelligent protective case.
Background technology
Continuing to develop with science and technology in recent years, indispensable worthy companion during mobile phone is lived into people, people in order to
Protect oneself loved mobile phone, it will usually which buying various cell-phone covers is used for decoration and protection.As people handle official business
Demand and entertainment requirements, the common touch-screen input of smart mobile phone can not meet this and require that.
Now retrieve a Publication No. CN201985945U Chinese utility model patent disclose a kind of band bluetooth by
The slip cell-phone cover of key, including pallet and sliding for clamping mobile phone are connected to the Bluetooth key plate of tray back.
One notification number discloses a kind of flexible fabric keyboard, including button for CN102478964B Chinese invention patent
Layer, upper functional layer, separation layer, lower functional layer and protective layer, described key layer, upper functional layer, separation layer, lower functional layer and guarantor
Sheath is arranged in order from top to bottom, and the surface marking of the key layer has the key symbols of keyboard.
Generally for making cell-phone cover while with keyboard entry function, in addition it is also necessary to have the advantages that it is frivolous, still, this
When planting flexible fabric keyboard on applied to cell-phone cover, because the size of mobile phone is relatively small, it can cause using input through keyboard
When, the pressing force of finger is easily transferred on adjacent button by key layer, causes input error.
Utility model content
The purpose of this utility model is to provide a kind of functional layer structure of cell phone intelligent protective case, with can be protected in mobile phone
There is the advantage for being difficult input error while keyboard entry function is realized on sheath.
Above-mentioned technical purpose of the present utility model technical scheme is that：Including mutual conduction and real
The upper conductive film and lower conductive film of existing input through keyboard, it is characterised in that the lower surface of the upper conductive film and lower conduction
The upper surface of film is printed with circuit respectively, and the upper surface of the lower conductive film is provided with the dielectric film for being used for separating two circuits,
The dielectric film is provided with the intercommunicating pore for turning on two circuit input points, in addition to the upper conductive film of extruding and lower conductive film electricity
The metal clips of road input point laminating.
By using above-mentioned technical proposal, under normal condition, the circuit of upper conductive film lower surface with lower conductive film
The circuit of end face is separated by dielectric film；When pressing metal clips, metal clips can make the circuit of conductive film lower surface
Contacted with the circuit of lower conductive film upper surface by intercommunicating pore, realize circuit turn-on, reach the purpose of control signal input；
On metal clips after distress resolves, metal clips returns to original state under the resilient force produced after being squeezed, makes
The circuit of upper conductive film lower surface and the circuit of lower conductive film upper surface are separated, and are realized that circuit disconnects, are reached control signal
The purpose of disconnection；It is this to be separated by dielectric film, and metal clips come by way of realizing local pressing input, in mobile phone intelligence
In the case that energy protective case is relatively small, effectively prevents the pressing force of finger to be transferred on adjacent button, cause input error,
With the more accurate advantage of input.
Further setting of the present utility model, in addition to viscose glue are fixed on conductive film and grip metal clips
Barrier film at upper conductive film input point.
By using above-mentioned technical proposal, metal clips is clamped to upper conductive film by barrier film and upper conductive film
On the upper surface of input point, make cell phone intelligent protective case in use, be difficult to misplace between each metal clips or sliding
It is dynamic, it will not be interfered with each other between metal clips, it is to avoid the input of control signal due to interfering with each other for metal clips
The phenomenon of existing mistake, so that input through keyboard is more accurate.
It is of the present utility model it is further set, the metal clips includes center raised flexure strip and located at elasticity upward
Piece corner and the leg for contacting at conductive film upper surface.
By using above-mentioned technical proposal, when the flexure strip at metal clips center is squeezed, flexure strip can be pressure
The leg of corner is given to, leg also has certain elastic-restoring force, so that the elasticity of metal clips is more preferably, so that people make
With the cell phone intelligent protective case in input through keyboard, more preferably, and the metal clips of this structure is hardly damaged feel, uses the longevity
Life length.
It is of the present utility model it is further set, the center of the flexure strip is provided with the concave point to lower recess, in addition to for
The layer of silica gel of flexure strip is pressed, the lower surface of the layer of silica gel is provided with the salient point coordinated with concave point.
By using above-mentioned technical proposal, layer of silica gel salient point and flexure strip concave point corresponding matching, so that in input through keyboard,
The pressure of finger suffered by layer of silica gel can more accurately be transferred to the center of flexure strip, so that input through keyboard is more accurate.
It is of the present utility model it is further set, the layer of silica gel lower surface is surrounded by frame, the frame and barrier film
Upper surface fixed by glue.
By using above-mentioned technical proposal, the frame of layer of silica gel surrounding and the viscose glue of barrier film make between layer of silica gel and barrier film
Sealing is realized, on the one hand prevents moisture from entering internal, has influence on the function of metallic gasket, on the other hand avoid layer of silica gel salient point
The phenomenon damaged by the impurity corrosion in air.
It is of the present utility model it is further set, in addition to mobile phone realize wireless connection bluetooth transceiver therein and with indigo plant
Tooth R-T unit, upper conductive film, the control chip of lower conductive film telecommunications connection.
By using above-mentioned technical proposal, upper conductive film and the electric signal of the connection generation of lower conductive film pass through control
Electromagnetic signal is sent by bluetooth transceiver therein after chip processing, is received by mobile phone, realizes that mobile phone protective cover functional layer is wireless
The purpose of mobile phone is controlled, compared with it common are line connected mode, the mode of bluetooth connection more facilitates.
In summary, the utility model has the advantages that：Between metal clips it is isolated from one another preferably, it is to avoid key
Disk input when because keyboard too small easy error the problem of；Realize that upper conductive film is led with by the elastic performance of metal clips
The connection and disconnection of conductive film, realize that keyboard control signals switch to the purpose of electric signal, and this membrane structure thickness very
It is thin, it can be installed and used on cell-phone cover.Generally speaking the utility model is there is provided a kind of thickness of thin, light weight and is not susceptible to
Make keypad function Rotating fields that phenomenon is easily interfered with each other between adjacent key mapping because key mapping is too small.
Brief description of the drawings
Fig. 1 is the structural representation of the present embodiment；
Fig. 2 is the enlarged drawing of A in Fig. 1；
Fig. 3 is the structural representation of layer of silica gel lower surface in the present embodiment.
Reference：1st, upper conductive film；2nd, lower conductive film；21st, dielectric film；22nd, intercommunicating pore；3rd, metal clips；31、
Flexure strip；311st, concave point；32nd, leg；4th, barrier film；5th, layer of silica gel；51st, salient point；52nd, frame；6th, bluetooth transceiver therein；7th, control
Chip.
Embodiment
The utility model is described in further detail below in conjunction with accompanying drawing.
This specific embodiment is only to explain of the present utility model, and it is not to limitation of the present utility model, ability
Field technique personnel can make the modification without creative contribution to the present embodiment as needed after this specification is read, but
As long as all being protected in right of the present utility model by Patent Law.
Embodiment：A kind of functional layer structure of cell phone intelligent protective case, as shown in figure 1, including mutual conduction and realizing key
The upper surface difference of the upper conductive film 1 and lower conductive film 2 of disk input, the lower surface of upper conductive film 1 and lower conductive film 2
It is printed with and is printed with mutually correspondence and the input point for turning on and gathering, the upper surface of lower conductive film 2 on circuit, two circuits respectively
The intercommunicating pore 22 for being provided with the dielectric film 21 for separating two circuits, dielectric film 21 and turning on two circuit input points is pasted with, also
Including the upper conductive film 1 of extruding and the laminating of the circuit input point of lower conductive film 2 and densely covered metal clips 3.Under normal condition, on
The circuit of the lower surface of conductive film 1 and the circuit of the lower upper surface of conductive film 2 are separated by dielectric film 21；When pressing metal clips 3
When, metal clips 3 can make the circuit of the lower surface of conductive film 1 pass through intercommunicating pore with the circuit of the lower upper surface of conductive film 2
22 contacts, realize circuit turn-on, reach the purpose of control signal input；On metal clips 3 after distress resolves, metal clips 3
Original state is returned under the resilient force produced after being squeezed, the circuit of the lower surface of conductive film 1 is led with
The circuit of the upper surface of conductive film 2 is separated, and realizes that circuit disconnects, and reaches the purpose that control signal disconnects；It is this to pass through dielectric film 21
Separate, and metal clips 3 come by way of realizing local pressing input, in the relatively small situation of cell phone intelligent protective case
Under, effectively prevent the pressing force of finger to be transferred on adjacent button, cause input error, it is more accurate excellent with input
Point.
Also conductive film 1 is fixed on including viscose glue and metal clips 3 is clamped and fastened at the upper input point of conductive film 1
Barrier film 4, metal clips 3 is clamped on the upper surface of the input point of upper conductive film 1 by barrier film 4 and upper conductive film 1,
Make cell phone intelligent protective case in use, be difficult to misplace or slide between each metal clips 3, between metal clips 3
It will not interfere with each other, it is to avoid due to the phenomenon that the input for interfering with each other and making control signal of metal clips 3 goes wrong, with
Make input through keyboard more accurate.
Also include with mobile phone realize wireless connection bluetooth transceiver therein 6 and with bluetooth transceiver therein 6, upper conductive film
1st, the control chip 7 of the lower telecommunications of conductive film 2 connection, upper conductive film 1 and the electric signal of the connection generation of lower conductive film 2 lead to
Cross after control chip 7 is handled and electromagnetic signal is sent by bluetooth transceiver therein 6, received by mobile phone, realize mobile phone protective cover work(
The purpose of ergosphere controlled in wireless mobile phone, compared with it common are line connected mode, the mode of bluetooth connection more facilitates.
Raised flexure strip 31 and it is fixed on 31 4 jiaos of flexure strip upward as shown in Fig. 2 metal clips 3 includes center and supports
Touch in the leg 32 of the upper upper surface of conductive film 1, when the flexure strip 31 at the center of metal clips 3 is squeezed, the meeting of flexure strip 31
Pressure is given to the leg 32 of corner, leg 32 also has certain elastic-restoring force, so that the elasticity of metal clips 3 is more preferably,
So that people using the cell phone intelligent protective case in input through keyboard when, feel more preferably, and this structure metal clips 3 not
Fragile, service life is long.
As shown in Figures 2 and 3, in addition to for pressing the layer of silica gel 5 of flexure strip 31, the lower surface one of layer of silica gel 5 into
Type has the salient point 51 coordinated with concave point 311, and the center of flexure strip 31 is provided with the concave point 311 to lower recess, the salient point 51 of layer of silica gel 5 with
The corresponding matching of 31 concave point of flexure strip 311, so that in input through keyboard, the pressure of finger can be passed more accurately suffered by layer of silica gel 5
The center of flexure strip 31 is handed to, so that input through keyboard is more accurate.
The surrounding of the lower surface of layer of silica gel 5 is integrally formed with frame 52, and the upper surface of frame 52 and barrier film 4 is solid by glue
Fixed, the frame 52 of the surrounding of layer of silica gel 5 and the viscose glue of barrier film 4 make to realize sealing between layer of silica gel 5 and barrier film 4, on the one hand prevent water
Divide and enter internal, have influence on the function of metallic gasket, on the other hand avoid the salient point 51 of layer of silica gel 5 and corroded by the impurity in air
And the phenomenon damaged.
The course of work and principle：Under normal condition, the circuit of the upper lower surface of conductive film 1 and the lower upper surface of conductive film 2
Circuit separated by dielectric film 21；When press cell-phone cover on key mapping when, by the layer of silica gel 5 below key mapping make metal clips 3 by
To extruding, the metal clips 3 under squeezed state can make the circuit of the lower surface of conductive film 1 and the lower upper surface of conductive film 2
Circuit contacted by intercommunicating pore 22, realize circuit turn-on, electric signal is delivered into control chip 7 is handled, the telecommunications after processing
Number process is converted into electromagnetic wave signal by bluetooth transceiver therein 6, is received by mobile phone, realizes by the keyboard opponent on cell-phone cover
The process that machine is controlled, on metal clips 3 after distress resolves, the elastic masterpiece that metal clips 3 is produced after being squeezed
Original state is returned under, the circuit and the circuit of the lower upper surface of conductive film 2 of the lower surface of conductive film 1 is separated, it is real
Existing circuit disconnects, and no electric signal is converted into electromagnetic signal by bluetooth transceiver therein 6 and sent.
Claims (6)
1. a kind of functional layer structure of cell phone intelligent protective case, including mutual conduction and the upper conductive film for realizing input through keyboard
(1) and lower conductive film (2), it is characterised in that the lower surface of the upper conductive film (1) and the upper end of lower conductive film (2)
Face is printed with circuit respectively, and the upper surface of the lower conductive film (2) is provided with the dielectric film (21) for being used for separating two circuits, described
Dielectric film (21) is provided with the intercommunicating pore (22) for turning on two circuit input points, in addition to the upper conductive film (1) of extruding and under lead
The metal clips (3) of conductive film (2) circuit input point laminating.
2. the functional layer structure of a kind of cell phone intelligent protective case according to claim 1, it is characterised in that also including viscose glue
It is fixed on conductive film (1) and metal clips (3) is clamped and fastened on the barrier film (4) at upper conductive film (1) input point.
3. a kind of functional layer structure of cell phone intelligent protective case according to claim 2, it is characterised in that the metal elastic
Piece (3) includes center and raised flexure strip (31) and located at flexure strip (31) corner and contacted at upward on upper conductive film (1)
The leg (32) on surface.
4. a kind of functional layer structure of cell phone intelligent protective case according to claim 3, it is characterised in that the flexure strip
(31) center is provided with the concave point (311) to lower recess, in addition to for pressing the layer of silica gel (5) of flexure strip (31), the silicon
The lower surface of glue-line (5) is provided with the salient point (51) coordinated with concave point (311).
5. a kind of functional layer structure of cell phone intelligent protective case according to claim 4, it is characterised in that the layer of silica gel
(5) lower surface is surrounded by frame (52), and the upper surface of the frame (52) and barrier film (4) fixed by glue.
6. the functional layer structure of a kind of cell phone intelligent protective case according to claim 1, it is characterised in that also include and hand
Machine realize wireless connection bluetooth transceiver therein (6) and with bluetooth transceiver therein (6), upper conductive film (1), lower conductive film
(2) control chip (7) of telecommunications connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720258723.0U CN206564634U (en) | 2017-03-16 | 2017-03-16 | A kind of functional layer structure of cell phone intelligent protective case |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720258723.0U CN206564634U (en) | 2017-03-16 | 2017-03-16 | A kind of functional layer structure of cell phone intelligent protective case |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206564634U true CN206564634U (en) | 2017-10-17 |
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ID=60032976
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720258723.0U Active CN206564634U (en) | 2017-03-16 | 2017-03-16 | A kind of functional layer structure of cell phone intelligent protective case |
Country Status (1)
| Country | Link |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107704420A (en) * | 2017-10-31 | 2018-02-16 | 深圳市掌阅科技有限公司 | Electronic equipment enclosure device with page-turning function |
-
2017
- 2017-03-16 CN CN201720258723.0U patent/CN206564634U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107704420A (en) * | 2017-10-31 | 2018-02-16 | 深圳市掌阅科技有限公司 | Electronic equipment enclosure device with page-turning function |
| CN107704420B (en) * | 2017-10-31 | 2024-04-30 | 深圳市掌阅科技有限公司 | Electronic equipment accessory device with page turning function |
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