CN106971885B - A kind of touch-switch and mobile terminal - Google Patents
A kind of touch-switch and mobile terminal Download PDFInfo
- Publication number
- CN106971885B CN106971885B CN201710385685.XA CN201710385685A CN106971885B CN 106971885 B CN106971885 B CN 106971885B CN 201710385685 A CN201710385685 A CN 201710385685A CN 106971885 B CN106971885 B CN 106971885B
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- Prior art keywords
- switch
- metal layer
- positive
- negative electrode
- elastic component
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/04—Cases; Covers
- H01H13/06—Dustproof, splashproof, drip-proof, waterproof or flameproof casings
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/10—Bases; Stationary contacts mounted thereon
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/02—Details
- H01H13/26—Snap-action arrangements depending upon deformation of elastic members
Abstract
The embodiment of the invention provides a kind of touch-switch and mobile terminals, it is by being arranged positive and negative electrode in switch base, conductive elastic component is placed between positive and negative electrode, when conductive elastic component stress deformation, it is connected with positive and negative electrode, and restore when cancelling pressure to original state, and be provided with insulating film above conductive elastic component.By pressing insulating film, insulating film stress deformation squeezes conductive elastic component, lead to conductive elastic component stress deformation, so that conductive elastic component contacts conducting with the side wall of positive and negative electrode, when cancelling pressure, insulating film and conductive elastic component restore to original state, so that conductive elastic component and positive and negative electrode disconnect, contact point is on the side wall of positive and negative electrode when it is connected, glue enters poor contact caused by switch internal when avoiding dispensing waterproof, metal clips is changed to springy conductive elastic component, simplifies the structure design of touch-switch.
Description
Technical field
The present embodiments relate to electronic technology field more particularly to a kind of touch-switch and mobile terminal.
Background technique
One kind important electronic switch of the touch-switch as mobile terminal, only need when in use gently pressure switches press
Button, so that the metal clips stress of switch internal, can be achieved with the conducting of switch positive and negative electrode, when cancelling pressure, switch is just
Negative electrode can disconnect.
Currently, the water-proof function in order to realize touch-switch, needs to show mesh referring to Fig.1 in the surrounding dispensing of switch
The structural schematic diagram of preceding touch-switch, touch-switch include switch button 11, switch base 12, positive and negative electrode 13 and metal
Elastic slice 14, positive and negative electrode 13 includes anode and cathode, if 131 be anode, 132 be cathode, if 132 be anode, 131 are negative
Pole；Switch base 12 is plastic material, and positive and negative electrode 13 is metal material, since the metal and plastic cement of touch-switch are being molded into
During type, in conjunction with that closely, can not there is gap between metal and plastic cement, during dispensing, glue can pass through metal and modeling
Inside gap access switch between glue (as shown by the arrows in Figure 1).
When inventor applies first technology, first technology is found for current touch-switch, due to touch-switch
Contact point is in switch bottom, after switch is pressed, due to the glue of switch internal so that switch can not normally, cause
Touch-switch poor contact.
Summary of the invention
The embodiment of the present invention provides a kind of touch-switch and mobile terminal, to solve the contact of touch-switch in the prior art
Point is in switch bottom, due to the glue of switch internal, the problem of leading to touch-switch poor contact.
In a first aspect, a kind of touch-switch is provided, including：
Switch base is provided with positive and negative electrode in the switch base, and the switch base places the positive and negative electrode
Surface insulation；
Conductive elastic component, it is and described when the conduction elastic component stress deformation between the positive and negative electrode
Positive and negative electrode conducting, and restoring when cancel pressure to original state, the length of original state less than the positive and negative electrode it
Between distance；And
Insulating film, above the conductive elastic component, the insulating film stress deformation squeezes the conductive elastic force for setting
Component, and restore when cancelling pressure to original state.
Second aspect additionally provides a kind of mobile terminal, including above-mentioned touch-switch.
In this way, by being arranged positive and negative electrode in switch base, and switch base placement is positive and negative in the embodiment of the present invention
The surface insulation of electrode, places conductive elastic component between positive and negative electrode, when the conduction elastic component stress deformation, with
The positive and negative electrode conducting, and restore when cancelling pressure to original state, the length of original state is less than the positive negative electricity
The distance between pole, and insulating film is provided with above conductive elastic component, it is led described in the insulating film stress deformation extruding
Electric elastic component, and restore when cancelling pressure to original state.By pressing insulating film, insulating film stress deformation squeezes conductive
Elastic component leads to conductive elastic component stress deformation, so that conductive elastic component contacts conducting with the side wall of positive and negative electrode, when
When cancelling pressure, insulating film and conductive elastic component restore to original state, so that conductive elastic component and positive and negative electrode disconnect,
Contact point is on the side wall of positive and negative electrode when it is connected, and glue connects caused by entering switch internal when avoiding dispensing waterproof
It touches bad, metal clips is changed to springy conductive elastic component, simplifies the structure design of touch-switch.
Detailed description of the invention
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below by institute in the description to the embodiment of the present invention
Attached drawing to be used is needed to be briefly described, it should be apparent that, the accompanying drawings in the following description is only some implementations of the invention
Example, for those of ordinary skill in the art, without any creative labor, can also be according to these attached drawings
Obtain other attached drawings.
Fig. 1 shows the structural schematic diagram of current touch-switch；
Fig. 2 shows a kind of structural schematic diagrams of touch-switch of the embodiment of the present invention one；
Fig. 3 shows the structural schematic diagram of touch-switch conducting of the present invention；
Fig. 4 shows a kind of structural schematic diagram of touch-switch being integrated into wiring board of the embodiment of the present invention two；
Fig. 5 shows in the embodiment of the present invention two one of the structural schematic diagram being integrated into touch-switch in wiring board；
Fig. 6 shows in the embodiment of the present invention two second structural representation being integrated into touch-switch in wiring board；
Fig. 7 shows in the embodiment of the present invention two third structural representation being integrated into touch-switch in wiring board；
Fig. 8 shows in the embodiment of the present invention two the four of the structural schematic diagram being integrated into touch-switch in wiring board；
Fig. 9 shows in the embodiment of the present invention two the five of the structural schematic diagram being integrated into touch-switch in wiring board；
Figure 10 shows in the embodiment of the present invention two the six of the structural schematic diagram being integrated into touch-switch in wiring board；
Figure 11 shows in the embodiment of the present invention two the seven of the structural schematic diagram being integrated into touch-switch in wiring board；
Figure 12 shows a kind of structural schematic diagram of touch-switch being integrated into wiring board of the embodiment of the present invention three；
Figure 13 shows in the embodiment of the present invention three one of the structural schematic diagram being integrated into touch-switch in wiring board；
Figure 14 shows the floor map of plating metal conductive layer of the present invention；
Figure 15 shows the floor map of present invention removal both ends metal conducting layer；
Figure 16 shows in the embodiment of the present invention three second structural representation being integrated into touch-switch in wiring board；
Figure 17 shows the third structural representations being integrated into touch-switch in the embodiment of the present invention three in wiring board；
Figure 18 shows in the embodiment of the present invention three the four of the structural schematic diagram being integrated into touch-switch in wiring board；
Figure 19 shows the structural schematic diagram of the touch-switch after cutting in the embodiment of the present invention three.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are some of the embodiments of the present invention, instead of all the embodiments.Based on this hair
Embodiment in bright, every other implementation obtained by those of ordinary skill in the art without making creative efforts
Example, shall fall within the protection scope of the present invention.
Embodiment one
Referring to Fig. 2, a kind of structural schematic diagram of touch-switch of the embodiment of the present invention one is shown.
In the embodiment of the present invention, touch-switch includes switch base 22, is provided with positive negative electricity in the switch base 22
Pole 23, and the switch base 22 places the surface insulation of the positive and negative electrode 23；Conductive elastic component 24 is located at described positive and negative
Between electrode 23, when conduction 24 stress deformation of elastic component, be connected with the positive and negative electrode 23, and when cancelling pressure
Restore to original state, the length of original state is less than the distance between described positive and negative electrode 23；And insulating film 21, setting
Above the conductive elastic component 24,21 stress deformation of insulating film squeezes the conductive elastic component 24, and is cancelling
Restore when pressure to original state.
As shown in Figure 1, positive and negative electrode 23 includes anode and cathode, if 231 be anode, 232 be cathode, if 232 are positive
Pole, then 231 be cathode.
Referring to Fig. 3, the structural schematic diagram of touch-switch conducting of the present invention is shown.
As shown in figure 3, by pressing insulating film 21,21 stress deformation of insulating film squeezes the conduction on the basis of Fig. 2
Elastic component 24 leads to conductive 24 stress deformation of elastic component, and conductive elastic component 24 is contacted with the side wall of positive and negative electrode 23 leads
Logical, contact point A is located on the side wall of positive and negative electrode 23.Wherein, the side wall of the electrode 231 in positive and negative electrode 23 and electrode 232
Conducting is contacted with conductive elastic component 24 simultaneously.
When cancelling pressure, insulating film 21 and conductive elastic component 24 restore to original state, so that conductive elastic component
24 disconnect with positive and negative electrode 23.
Wherein, insulating film 21 can directly overlay on positive and negative electrode 23；Or insulation is provided on positive and negative electrode 23
Layer, insulating layer are connect with the insulating film 21 again.
In one embodiment of the invention, the material of the switch base of touch-switch is plastic cement, the material of positive and negative electrode
For conductive metal, and welding pin is designed on touch-switch, in the circuit board by pin welding, to need touch-switch function
The wiring board of energy provides a kind of touch-switch.The wiring board can be FPC (Flexible Printed Circuit, flexibility
Wiring board), it is also possible to PCB (Printed Circuit Board, printed wiring board).
In another embodiment of the invention, the switch base of touch-switch and positive and negative electrode are one of wiring board
Point, switch base and positive and negative electrode can be set on a wiring board, touch-switch is integrated into the line for needing switching function
On the plate of road.Different according to the structure of wiring board, the structure for being integrated into the touch-switch in wiring board is also different.
Wherein, the conductive elastic component is conductive elastic ring or conductive puck, and the shape in cross section is ellipse,
It is ellipsoid or Elliptic Cylinder that conductive elastic component, which corresponds to actual shape of material objects,；Wherein, for the conductive bullet of ellipsoidal shape
Power component can increase gas vent on its surface, for the conductive elastic component of Elliptic Cylinder shape, among conductive elastic component
It is designed to hollow.
In the embodiment of the present invention, by being arranged positive and negative electrode in switch base, and switch base places positive and negative electrode
Surface insulation, place conductive elastic component between positive and negative electrode, it is and described when the conduction elastic component stress deformation
Positive and negative electrode conducting, and restoring when cancel pressure to original state, the length of original state less than the positive and negative electrode it
Between distance, and insulating film is provided with above conductive elastic component, the insulating film stress deformation squeezes the conductive bullet
Power component, and restore when cancelling pressure to original state.By pressing insulating film, insulating film stress deformation squeezes conductive elastic force
Component leads to conductive elastic component stress deformation, so that conductive elastic component contacts conducting with the side wall of positive and negative electrode, works as revocation
When pressure, insulating film and conductive elastic component restore to original state, so that conductive elastic component and positive and negative electrode disconnect, lead
Contact point is on the side wall of positive and negative electrode when logical, and glue contacts not caused by entering switch internal when avoiding dispensing waterproof
It is good, metal clips is changed to springy conductive elastic component, simplifies the structure design of touch-switch.
Embodiment two
Referring to Fig. 4, a kind of structural representation of touch-switch being integrated into wiring board of the embodiment of the present invention two is shown
Figure.
In the embodiment of the present invention, switch base and positive and negative electrode are set on a wiring board, when wiring board includes three layers of gold
When belonging to layer, touch-switch includes switch base and positive and negative electrode, and the positive and negative electrode includes the first metal layer of the wiring board
42, the second metal layer 43 and third metal layer 44 below the first metal layer 42, and in the first metal layer
The first metal conducting layer 45 formed on hole slot between 42 and the second metal layer 43；The switch base includes being located at institute
It states the first insulating layer 46 between second metal layer 43 and third metal layer 44, and is located at first insulating layer 46 and described
Second insulating layer 47 below third metal layer 44.In addition, touch-switch further includes the conductive elastic force between positive and negative electrode
Component 49, and the insulating film 41 of conductive 49 top of elastic component is set.
Wherein, the hole slot between the first metal layer 42, the second metal layer 43 and the third metal layer 44
On be formed with the second metal conducting layer 48；Etching is formed with line pattern on the third metal layer 44.
How touch-switch is integrated into wiring board by lower mask body introduction：
Referring to Fig. 5, show in the embodiment of the present invention two by touch-switch be integrated into structural schematic diagram in wiring board it
One.
As shown in figure 5, double-sided wiring board includes the first metal layer 42 and second metal layer 43, the first metal layer 42 and second
It insulate between metal layer 43, drills on double-sided wiring board, make hole slot.
Referring to Fig. 6, show in the embodiment of the present invention two by touch-switch be integrated into structural schematic diagram in wiring board it
Two.
As shown in fig. 6, plating the first metal in a manner of plating on the basis of Fig. 5 on the hole wall edge of hole slot and leading
Electric layer 45.
Referring to Fig. 7, show in the embodiment of the present invention two by touch-switch be integrated into structural schematic diagram in wiring board it
Three.
In the embodiment of the present invention, need to be further added by one layer of one-sided circuit board on double-sided wiring board, as shown in fig. 7, in Fig. 6
On the basis of, it is further added by third metal layer 44, and need to insulate between double-sided wiring board and one-sided circuit board, therefore, the second gold medal
Belong to also the first insulating layer 46 between layer 43 and third metal layer 44.
Referring to Fig. 8, show in the embodiment of the present invention two by touch-switch be integrated into structural schematic diagram in wiring board it
Four.
As shown in figure 8, on the basis of Fig. 7, in the first metal layer 42, second metal layer 43, the first insulating layer 46 and
Drilling is carried out on three metal layers 44 and forms hole slot, and the second metal conducting layer is plated in a manner of plating on the hole wall edge of hole slot
48, by the second metal conducting layer 48, the first metal layer 42, second metal layer 43 are connected with third metal layer 44.
Referring to Fig. 9, show in the embodiment of the present invention two by touch-switch be integrated into structural schematic diagram in wiring board it
Five.
As shown in figure 9, on third metal layer 44, lead to overetched mode on the basis of Fig. 8 and form line pattern,
Produce route needed for wiring board, it is ensured that nonconducting state is between the positive and negative electrode of switch.
Referring to Fig.1 0, show in the embodiment of the present invention two by touch-switch be integrated into structural schematic diagram in wiring board it
Six.
As shown in Figure 10, on the basis of Fig. 9, increase by the second insulation below the first insulating layer 46 and third metal layer 44
Layer 47；One layer of insulating protective layer 51 can be increased on the first metal layer 42, can not also be increased above with the first metal layer 42
Insulating protective layer 51, but the insulating film by being covered on the first metal layer 42 replaces.For increased second insulating layer 47,
Need the position B of reserved pad.
Referring to Fig.1 1, show in the embodiment of the present invention two by touch-switch be integrated into structural schematic diagram in wiring board it
Seven.
As shown in figure 11, it on the basis of Figure 10, to replace insulating protective layer 51 to be illustrated by insulating film, is being coated with
In the hole slot of first metal conducting layer 45, it is put into conductive elastic component 49.
Finally, covering one layer of insulating film 41 on the first metal layer 42 on the basis of Figure 11, the insulating film 41 is located at
The top of the conduction elastic component 49, forms touch-switch as shown in Figure 4.Wherein, insulating film can be included insulating cement
Material；Be also possible to the insulating film without glue, at this time, it may be necessary to first by glue coating assist side upper surface, then stick without
The insulating film of glue.
In the embodiment of the present invention, by being arranged positive and negative electrode in switch base, and switch base places positive and negative electrode
Surface insulation, place conductive elastic component between positive and negative electrode, it is and described when the conduction elastic component stress deformation
Positive and negative electrode conducting, and restoring when cancel pressure to original state, the length of original state less than the positive and negative electrode it
Between distance, and insulating film is provided with above conductive elastic component, the insulating film stress deformation squeezes the conductive bullet
Power component, and restore when cancelling pressure to original state.By pressing insulating film, insulating film stress deformation squeezes conductive elastic force
Component leads to conductive elastic component stress deformation, so that conductive elastic component contacts conducting with the side wall of positive and negative electrode, works as revocation
When pressure, insulating film and conductive elastic component restore to original state, so that conductive elastic component and positive and negative electrode disconnect, lead
Contact point is on the side wall of positive and negative electrode when logical, and glue contacts not caused by entering switch internal when avoiding dispensing waterproof
It is good, metal clips is changed to springy conductive elastic component, simplifies the structure design of touch-switch, being conducive to will be light
Touching switch is integrated on the wiring board for needing switching function.
Embodiment three
Referring to Fig.1 2, show a kind of structural representation of touch-switch being integrated into wiring board of the embodiment of the present invention three
Figure.
In the embodiment of the present invention, switch base and positive and negative electrode are set on a wiring board, when wiring board includes two layers of gold medal
When belonging to layer, touch-switch includes switch base and positive and negative electrode, and the positive and negative electrode includes the 4th metal layer of the wiring board
62, the fifth metal layer 63 below the 4th metal layer 62, and in the 4th metal layer 62 and the described 5th
The third metal conducting layer 64 formed on hole slot between metal layer 63；The switch base includes being located at the fifth metal layer
Stiffening plate 65 below 63.In addition, touch-switch further includes the conductive elastic component 66 between positive and negative electrode, and setting
Insulating film 61 above conductive elastic component 66.
Wherein, etching is formed with line pattern on the 4th metal layer 62 and fifth metal layer 63.
How touch-switch is integrated into wiring board by lower mask body introduction：
Referring to Fig.1 3, show in the embodiment of the present invention three by touch-switch be integrated into structural schematic diagram in wiring board it
One.
As shown in figure 13, double-sided wiring board includes the 4th metal layer 62 and fifth metal layer 63, the 4th metal layer 62 and the
Insulate between five metal layers 63, drill on double-sided wiring board, make corresponding hole slot, on the hole wall edge of hole slot with
The mode of plating plates third metal conducting layer 64.Wherein, it if entire hole slot has all plated a circle metal conducting layer, needs
The metal conducting layer at both ends is removed.
Referring to Fig.1 4, show the floor map of plating metal conductive layer of the present invention.
As shown in figure 14, in the hole slot of formation, third metal conducting layer 64 is plated by way of plating, if entire hole
Slot all plates a circle metal conducting layer, then needs to remove the metal conducting layer at both ends.
Referring to Fig.1 5, show the floor map of present invention removal both ends metal conducting layer.
As shown in figure 15, on the basis of Figure 14, the metal conducting layer at both ends is removed, on the hole wall edge for only retaining hole slot
Third metal conducting layer 64.
Referring to Fig.1 6, show in the embodiment of the present invention three by touch-switch be integrated into structural schematic diagram in wiring board it
Two.
As shown in figure 16, on the basis of Figure 13, on the 4th metal layer 62 and fifth metal layer 63, lead to overetched side
Formula forms line pattern, produces route needed for wiring board, forms positive and negative electrode and relevant line pattern.
Referring to Fig.1 7, show in the embodiment of the present invention three by touch-switch be integrated into structural schematic diagram in wiring board it
Three.
As shown in figure 17, on the basis of Figure 16, using insulating cement, the stiffening plate 65 with some strength and insulation is pasted
Close the bottom of assist side, the switch base as touch-switch.
Referring to such as 18, show in the embodiment of the present invention three by touch-switch be integrated into structural schematic diagram in wiring board it
Four.
As shown in figure 18, on the basis of Figure 17, in the hole slot for being coated with third metal conducting layer 64, it is put into conductive elastic force
Component 66.
Finally, covering one layer of insulating film 61 on the 4th metal layer 62 on the basis of Figure 18, being formed as shown in figure 12
Touch-switch.Wherein, insulating film can be the material of included insulating cement；It is also possible to the insulating film without glue, at this time, it may be necessary to first
By the upper surface of glue coating assist side, then stick the insulating film without glue.
In addition, after touch-switch is integrated into wiring board, according to actual product demand, to being integrated into touching in wiring board
Switch is cut.
Referring to Fig.1 9, show the structural schematic diagram of the touch-switch after cutting in the embodiment of the present invention three.
As shown in figure 19, touch-switch C1, touch-switch C2 and touch-switch C3 are formed on assist side D.
In the embodiment of the present invention, by being arranged positive and negative electrode in switch base, and switch base places positive and negative electrode
Surface insulation, place conductive elastic component between positive and negative electrode, it is and described when the conduction elastic component stress deformation
Positive and negative electrode conducting, and restoring when cancel pressure to original state, the length of original state less than the positive and negative electrode it
Between distance, and insulating film is provided with above conductive elastic component, the insulating film stress deformation squeezes the conductive bullet
Power component, and restore when cancelling pressure to original state.By pressing insulating film, insulating film stress deformation squeezes conductive elastic force
Component leads to conductive elastic component stress deformation, so that conductive elastic component contacts conducting with the side wall of positive and negative electrode, works as revocation
When pressure, insulating film and conductive elastic component restore to original state, so that conductive elastic component and positive and negative electrode disconnect, lead
Contact point is on the side wall of positive and negative electrode when logical, and glue contacts not caused by entering switch internal when avoiding dispensing waterproof
It is good, metal clips is changed to springy conductive elastic component, simplifies the structure design of touch-switch, being conducive to will be light
Touching switch is integrated on the wiring board for needing switching function.
Example IV
The embodiment of the invention also provides a kind of mobile terminal, the mobile terminal includes above-mentioned touch-switch, described
Touch-switch includes switch base, positive and negative electrode is provided in the switch base, and switch base placement is described positive and negative
The surface insulation of electrode；Conductive elastic component, between the positive and negative electrode, it is described conduction elastic component stress deformation when,
It is connected with the positive and negative electrode, and restores when cancelling pressure to original state, the length of original state be less than it is described just
The distance between negative electrode；And insulating film, above the conductive elastic component, the insulating film stress deformation is squeezed for setting
The conduction elastic component, and restore when cancelling pressure to original state.
Wherein, the material of the switch base is plastic cement, and the material of the positive and negative electrode is conductive metal.
The conduction elastic component is conductive elastic ring or conductive puck；The conduction elastic component is ellipsoid or ellipse
Cylindrical body.
In an embodiment of the present invention, the switch base and the positive and negative electrode are set on a wiring board, when
When the wiring board includes three-layer metal layer, the positive and negative electrode includes the first metal layer of the wiring board, is located at described the
Second metal layer and third metal layer below one metal layer, and between the first metal layer and the second metal layer
Hole slot on the first metal conducting layer for being formed；The switch base include positioned at the second metal layer and third metal layer it
Between the first insulating layer, and the second insulating layer below first insulating layer and the third metal layer.
Wherein, it is formed on the hole slot between the first metal layer, the second metal layer and the third metal layer
There is the second metal conducting layer.Etching is formed with line pattern on the third metal layer.
In another embodiment of the invention, the switch base and the positive and negative electrode are set on a wiring board,
When the wiring board includes two metal layers, the positive and negative electrode includes the 4th metal layer of the wiring board, positioned at described
In fifth metal layer below 4th metal layer, and hole slot between the 4th metal layer and the fifth metal layer
The third metal conducting layer of formation；The switch base includes the stiffening plate below the fifth metal layer.
Wherein, etching is formed with line pattern on the 4th metal layer and the fifth metal layer.
In embodiments of the present invention, the retouching to embodiment three of embodiment one is referred to about the specific descriptions of touch-switch
It states, the present embodiment repeats no more this.
In the embodiment of the present invention, by being arranged positive and negative electrode in switch base, and switch base places positive and negative electrode
Surface insulation, place conductive elastic component between positive and negative electrode, it is and described when the conduction elastic component stress deformation
Positive and negative electrode conducting, and restoring when cancel pressure to original state, the length of original state less than the positive and negative electrode it
Between distance, and insulating film is provided with above conductive elastic component, the insulating film stress deformation squeezes the conductive bullet
Power component, and restore when cancelling pressure to original state.By pressing insulating film, insulating film stress deformation squeezes conductive elastic force
Component leads to conductive elastic component stress deformation, so that conductive elastic component contacts conducting with the side wall of positive and negative electrode, works as revocation
When pressure, insulating film and conductive elastic component restore to original state, so that conductive elastic component and positive and negative electrode disconnect, lead
Contact point is on the side wall of positive and negative electrode when logical, and glue contacts not caused by entering switch internal when avoiding dispensing waterproof
It is good, metal clips is changed to springy conductive elastic component, simplifies the structure design of touch-switch.
All the embodiments in this specification are described in a progressive manner, the highlights of each of the examples are with
The difference of other embodiments, the same or similar parts between the embodiments can be referred to each other.
Although the preferred embodiment of the embodiment of the present invention has been described, once a person skilled in the art knows bases
This creative concept, then additional changes and modifications can be made to these embodiments.So the following claims are intended to be interpreted as
Including preferred embodiment and fall into all change and modification of range of embodiment of the invention.
Similarly, it should be understood that in order to simplify the disclosure and help to understand one or more of the various inventive aspects,
Above in the description of exemplary embodiment of the present invention, each feature of the invention is grouped together into single implementation sometimes
In example, figure or descriptions thereof.However, the disclosed method should not be interpreted as reflecting the following intention：It is i.e. required to protect
Shield the present invention claims features more more than feature expressly recited in each claim.More precisely, as following
Claims reflect as, inventive aspect is all features less than single embodiment disclosed above.Therefore,
Thus the claims for following specific embodiment are expressly incorporated in the specific embodiment, wherein each claim itself
All as a separate embodiment of the present invention.
The preferred embodiment of the present invention has been described above in detail, still, during present invention is not limited to the embodiments described above
Detail within the scope of the technical concept of the present invention can be with various simple variants of the technical solution of the present invention are made, this
A little simple variants all belong to the scope of protection of the present invention.It is further to note that described in above-mentioned specific embodiment
Each particular technique feature can be combined in any appropriate way in the case of no contradiction, in order to avoid not
Necessary repetition, the invention will not be further described in various possible combinations.In addition, a variety of different implementations of the invention
Any combination can also be carried out between mode, as long as it does not violate the idea of the present invention, it is public equally to should be considered as institute of the invention
The content opened.
In addition, it will be appreciated by those of skill in the art that although some embodiments described herein include other embodiments
In included certain features rather than other feature, but the combination of the feature of different embodiments mean it is of the invention
Within the scope of and form different embodiments.For example, in the following claims, embodiment claimed is appointed
Meaning one of can in any combination mode come using.
The above description is merely a specific embodiment, but scope of protection of the present invention is not limited thereto, any
Those familiar with the art in the technical scope disclosed by the present invention, can easily think of the change or the replacement, and should all contain
Lid is within protection scope of the present invention.Therefore, protection scope of the present invention should be subject to the protection scope in claims.
It should be noted that the above-mentioned embodiments illustrate rather than limit the invention, and ability
Field technique personnel can be designed alternative embodiment without departing from the scope of the appended claims.In the claims,
Any reference symbol between parentheses should not be configured to limitations on claims.Word "comprising" does not exclude the presence of not
Element or step listed in the claims.Word "a" or "an" located in front of the element does not exclude the presence of multiple such
Element.The present invention can be by means of including the hardware of several different elements and being come by means of properly programmed computer real
It is existing.In the unit claims listing several devices, several in these devices can be through the same hardware branch
To embody.The use of word first, second, and third does not indicate any sequence.These words can be explained and be run after fame
Claim.
Claims (8)
1. a kind of touch-switch is applied to mobile terminal, which is characterized in that including：
Switch base is provided with positive and negative electrode in the switch base, and the switch base places the table of the positive and negative electrode
Face insulation；
Conductive elastic component, it is and described positive and negative when the conduction elastic component stress deformation between the positive and negative electrode
Electrode conduction, and restore when cancelling pressure to original state, the length of original state is less than between the positive and negative electrode
Distance；And
Insulating film, above the conductive elastic component, the insulating film stress deformation squeezes the conductive elastic component for setting,
And restore when cancelling pressure to original state；
Wherein, the switch base and the positive and negative electrode are set on a wiring board, when the wiring board includes three-layer metal
When layer, the positive and negative electrode includes the first metal layer of the wiring board, the second metal below the first metal layer
The first metal formed on layer and third metal layer, and hole slot between the first metal layer and the second metal layer
Conductive layer；The switch base includes the first insulating layer between the second metal layer and third metal layer, Yi Jiwei
Second insulating layer below first insulating layer and the third metal layer；
Alternatively, when the wiring board includes two metal layers, the positive and negative electrode include the wiring board the 4th metal layer,
Fifth metal layer below the 4th metal layer, and between the 4th metal layer and the fifth metal layer
Hole slot on the third metal conducting layer that is formed；The switch base includes the stiffening plate below the fifth metal layer.
2. touch-switch according to claim 1, which is characterized in that the material of the switch base be plastic cement, it is described just
The material of negative electrode is conductive metal.
3. touch-switch according to claim 1, which is characterized in that in the first metal layer, the second metal layer
The second metal conducting layer is formed on hole slot between the third metal layer.
4. touch-switch according to claim 3, which is characterized in that etching is formed with route on the third metal layer
Figure.
5. touch-switch according to claim 1, which is characterized in that in the 4th metal layer and the fifth metal layer
Upper etching is formed with line pattern.
6. touch-switch according to claim 1, which is characterized in that the conduction elastic component is conductive elastic ring or leads
Electric puck.
7. touch-switch according to claim 6, which is characterized in that the conduction elastic component is ellipsoid or cylindroid
Body.
8. a kind of mobile terminal, which is characterized in that including touch-switch as described in any one of claim 1 to 7.
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| CN201710385685.XA CN106971885B (en) | 2017-05-26 | 2017-05-26 | A kind of touch-switch and mobile terminal |
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| CN201710385685.XA CN106971885B (en) | 2017-05-26 | 2017-05-26 | A kind of touch-switch and mobile terminal |
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| CN106971885B true CN106971885B (en) | 2018-11-30 |
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Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN107633967B (en) * | 2017-10-13 | 2021-01-08 | 维沃移动通信有限公司 | Key switch support, preparation method, key and electronic equipment |
| CN108493025A (en) * | 2018-05-21 | 2018-09-04 | 深圳市志金电子有限公司 | A kind of touch base plate and preparation method thereof |
| CN110416015A (en) * | 2019-07-12 | 2019-11-05 | 周元乐 | A kind of bridging type touch-switch |
| CN111029159B (en) * | 2019-12-25 | 2021-09-21 | 广州广华精容能源技术有限公司 | Super capacitor with switching function and preparation method thereof |
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| CN101118812A (en) * | 2006-07-26 | 2008-02-06 | 精工电子有限公司 | Switch structure and electronic device |
| CN203205297U (en) * | 2012-12-12 | 2013-09-18 | 阿尔卑斯电气株式会社 | Press switch |
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