CN107331563A - A kind of ultrathin key switch of high balance - Google Patents
A kind of ultrathin key switch of high balance Download PDFInfo
- Publication number
- CN107331563A CN107331563A CN201710545840.XA CN201710545840A CN107331563A CN 107331563 A CN107331563 A CN 107331563A CN 201710545840 A CN201710545840 A CN 201710545840A CN 107331563 A CN107331563 A CN 107331563A
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- China
- Prior art keywords
- bottom shape
- conducting
- pan bottom
- storage tank
- firing point
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- 229920001971 elastomer Polymers 0.000 claims abstract description 58
- 239000000806 elastomer Substances 0.000 claims abstract description 58
- 238000010304 firing Methods 0.000 claims abstract description 54
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims abstract description 16
- 210000002435 tendon Anatomy 0.000 claims description 12
- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 230000000694 effects Effects 0.000 description 5
- 239000002360 explosive Substances 0.000 description 4
- 230000003068 static effect Effects 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 2
- 238000007599 discharging Methods 0.000 description 2
- 230000005489 elastic deformation Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000000926 separation method Methods 0.000 description 2
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000000741 silica gel Substances 0.000 description 1
- 229910002027 silica gel Inorganic materials 0.000 description 1
Classifications
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- 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
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/702—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
- H01H13/705—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches characterised by construction, mounting or arrangement of operating parts, e.g. push-buttons or keys
- H01H13/7065—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches characterised by construction, mounting or arrangement of operating parts, e.g. push-buttons or keys characterised by the mechanism between keys and layered keyboards
- H01H13/7073—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches characterised by construction, mounting or arrangement of operating parts, e.g. push-buttons or keys characterised by the mechanism between keys and layered keyboards characterised by springs, e.g. Euler springs
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2235/00—Springs
- H01H2235/008—Rubber spring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2235/00—Springs
- H01H2235/01—Spiral spring
Landscapes
- Push-Button Switches (AREA)
Abstract
The invention discloses a kind of ultrathin key switch of high balance, including the pedestal provided with storage tank, in storage tank inner bottom part provided with firing point A and firing point B, also include the conducting elastomer in the storage tank, be movably arranged in storage tank and lead core top positioned at leading core and being sheathed on above elastomer is turned on and be covered on the lid on storage tank, being arched upward upwards in the middle part of conducting elastomer, it is raised to form pan bottom shape, and firing point A is contacted with conducting elastomeric edges, firing point B is located at the raised lower section of pan bottom shape；Core is led by pressing down on, and the pan bottom shape passed to pressing force in the middle part of conducting elastomer is raised, pan bottom shape projection produces deformation to recessed and contacted with firing point B, realize conducting function, and the raised resilience of pan bottom shape is made by elastic restoring force, pan bottom shape projection is separated with firing point B, realizes break function.The conducting of the achievable key switch of the present invention and break function, action are accurate, turn on sensitive, thickness of thin, balance is good, stability is high.
Description
Technical field
The present invention relates to a kind of key switch, more particularly to a kind of ultrathin key switch of high balance.
Background technology
Key switch, is a kind of switch being widely used on keyboard.The primary structure of this switch include pedestal, on
Lid, static contact, movable contact spring and core is led, lid and pedestal enclose to form accommodating cavity on this, the static contact, movable contact spring and lead core and be arranged at
In the accommodating cavity, and the one end for leading core is exposed outside accommodating cavity, and core is led by pressing manipulation so that it is up and down to lead core, and then
Acted on by leading core on movable contact spring so that movable contact spring contacts connection with static contact or departed from and separates, so as to realize key switch
Conducting and break function.
Above-mentioned existing key switching structure, disconnects or turns between static contact and movable contact spring though being provided to user
Effect of connection.But had been found that in actual use and many deficiencies have been still suffered from its own structure and performance, cause
Existing key switch fails to reach optimal using effect and task performance in practical application.
Meanwhile, in existing key switch, core lower end is led with base interior without connection is directly contacted, leading core in pressing makes it
During moving up and down, the force position led due to acting on core is different, occurs leading during core is moved up and down
Lead core inclination, it is impossible to the phenomenon vertically moved, make overall pressing stability low.
The content of the invention
For above-mentioned deficiency, it is an object of the invention to provide a kind of ultrathin key switch of high balance, action is accurate,
Sensitive, thickness of thin is turned on, balance is good, stability is high.
The present invention is reaches that the technical scheme that above-mentioned purpose is used is：
A kind of ultrathin key switch of high balance, including a pedestal and the keycap that is arranged on pedestal, in the pedestal
On be provided with a storage tank, and the storage tank inner bottom part is provided with a firing point A and a firing point B, it is characterised in that also wrap
The conducting elastomer being arranged in storage tank is included, is movably set in storage tank and one above conducting elastomer leads
Core and the lid led core top and be covered on storage tank is sheathed on, wherein, arch upward to be formed upwards in the middle part of the conducting elastomer
One pan bottom shape is raised, and firing point A is contacted with conducting elastomeric edges, and firing point B is located at the raised lower section of pan bottom shape；Pass through
Press down on and lead core, and the pan bottom shape that pressing force is passed in the middle part of conducting elastomer is raised, pan bottom shape projection produce deformation to
It is recessed and contacted with firing point B, conducting function is realized, and the raised resilience of pan bottom shape is made by elastic restoring force, pan bottom shape is raised
Separated with firing point B, realize break function.
As a further improvement on the present invention, described lead is arched upward upwards in the middle part of core, is formed up and down in lid upper and lower side
One convex platform in face and positioned at convex platform lower edge and the annular card body that extends laterally, wherein, the annular card body is spacing
Below lid, the convex platform lower end extends downward with the axis of guide above pan bottom shape projection.
As a further improvement on the present invention, the annular card body lower end is extended downwardly, and with turning on elastomer upper surface
EDGE CONTACT.
As a further improvement on the present invention, in the storage tank and positioned at lead core and conducting elastomer between be provided with
One mollielast, the mollielast includes the elastic egative film being located on conducting elastomer upper surface and is arranged at elastic egative film
An elastic guide post at upper end center position and immediately below the axis of guide；Core is led by pressing down on, and passes through soft elasticity
The pan bottom shape that body passes to pressing force in the middle part of conducting elastomer is raised, pan bottom shape projection produce deformation to it is recessed and and firing point
B is contacted, and realizes conducting function, and make the raised resilience of pan bottom shape, pan bottom shape projection and conducting by the elastic restoring force of mollielast
Point B is separated, and realizes break function.
As a further improvement on the present invention, arched upward upwards in the middle part of the elastic egative film, and the elastic backsheet edge is with leading
Logical elastomer upper surface EDGE CONTACT.
As a further improvement on the present invention, in the storage tank and positioned at lead core and conducting elastomer between be provided with
One spring A, the spring A upper end are sheathed on axis of guide periphery, and lower end is located on conducting elastomer upper surface；Led by pressing down on
Core, and the pan bottom shape passed to pressing force in the middle part of conducting elastomer by spring A is raised, it is downward that pan bottom shape projection produces deformation
It is recessed and contacted with firing point B, conducting function is realized, and the raised resilience of pan bottom shape is made by spring A elastic restoring force, pan bottom shape is convex
Rise and separated with firing point B, realize break function.
As a further improvement on the present invention, one is provided with the storage tank and between core and mollielast positioned at leading
Spring B, the spring B upper end is sheathed on axis of guide periphery, and lower end is sheathed on elastic guide post periphery；Core is led by pressing down on,
And the pan bottom shape passed to pressing force by mollielast in the middle part of conducting elastomer is raised, it is downward that pan bottom shape projection produces deformation
It is recessed and contacted with firing point B, conducting function is realized, and the raised resilience of pan bottom shape is made by the elastic restoring force of spring B, pan bottom shape is convex
Rise and separated with firing point B, realize break function.
As a further improvement on the present invention, an annular groove is equipped with the pedestal and around storage tank, at this
A balancing stand is provided with annular groove, the balancing stand includes a balancing pole A and is located on a balancing pole B of balancing pole A peripheries, and
Balancing pole A and balancing pole B is enclosed type frame structure；One is respectively arranged with two relative balancing pole A outer side edges
Axle is inserted, the jack for inserting axle insertion is respectively arranged with two relative inner side edges of balancing pole B；Meanwhile, in balancing pole B mono-
An inserting column is respectively arranged with two relative outer side edges of end, the slot inserted for inserting column is offered on the base.
As a further improvement on the present invention, outer side edges are provided with an installation in the annular groove and after the storage tank
Plate, balancing pole A one end is embedded between installing plate and storage tank outer wall.
As a further improvement on the present invention, convex tendon, the peace before convex is provided with one on the accommodating front of the slot outer wall
Convex tendon after convex is provided with one on dress plate outer wall；The lid includes being covered on a upper cover plate of storage tank upper end, is arranged at
Cover plate front end and a front lower hook tabs with front bayonet and be arranged at upper cover plate rear end and with rear bayonet one after lower hook tabs,
The front lower hook tabs, which is hooked, is located at accommodating front of the slot, and the preceding convex tendon is inserted in front bayonet, and the rear lower hook tabs is hooked outside installing plate
On wall, and the rear convex tendon is inserted in rear bayonet, balancing pole A one end is limited in below lid.
Beneficial effects of the present invention are：Using ultra-thin conducting elastomer as elastic feed-through assembly, used using mollielast
With the strength protected elastic conducting entire body Yu lead core, precompressed and resilience are played a part of using spring, key switch is realized
Conducting and break function, action are accurate, turn on sensitive；Use balancing pole and provide guide function to lead the process that pushes of core, super
Pressing balance and stress equalization are improved in thin space, equilibrium function enhancing, good balance effect, stationarity is strong, monolithic stability
Property improve, making any position of pressing keycap can realize conducting function, be particularly suitable for use in the keyboard with ultra-thin space requirement
In.
Above-mentioned is the general introduction of inventive technique scheme, and below in conjunction with accompanying drawing and embodiment, the present invention is done further
Explanation.
Brief description of the drawings
Fig. 1 is the explosive view of the embodiment of the present invention one；
Fig. 2 is the phantom of the embodiment of the present invention one；
Fig. 3 is the structural representation of the embodiment of the present invention one；
Fig. 4 is the exploded view of the balancing stand of the embodiment of the present invention one；
Fig. 5 is the structural representation that the embodiment of the present invention one leads core；
Fig. 6 is the explosive view of the embodiment of the present invention two；
Fig. 7 is the phantom of the embodiment of the present invention two；
Fig. 8 is the entirety sectional view of the embodiment of the present invention two；
Fig. 9 is the structural representation of the mollielast of the embodiment of the present invention two；
Figure 10 is the explosive view of the embodiment of the present invention three；
Figure 11 is the phantom of the embodiment of the present invention three；
Figure 12 is the entirety sectional view of the embodiment of the present invention three；
Figure 13 is the explosive view of the embodiment of the present invention four；
Figure 14 is the phantom of the embodiment of the present invention four；
Figure 15 is the entirety sectional view of the embodiment of the present invention four.
Embodiment
Further to illustrate the present invention to reach technological means and effect that predetermined purpose is taken, below in conjunction with accompanying drawing
And preferred embodiment, the embodiment detailed description to the present invention.
Embodiment one：
Refer to Fig. 1 to Fig. 5, the present embodiment provides a kind of high balance ultrathin key switch, including a pedestal 1 and
The keycap 2 on pedestal 1 is arranged at, a storage tank 11 is provided with the pedestal 1, and be provided with the inner bottom part of storage tank 11
An one firing point A3 and firing point B4.In the present embodiment, key switch also includes the conducting bullet being arranged in storage tank 11
Property body 5, be movably set in storage tank 11 and positioned at the one of the top of conducting elastomer 5 lead core 6 and being sheathed on lead the top of core 6 and
The lid 7 on storage tank 11 is covered on, wherein, the middle part of conducting elastomer 5 arches upward to form a pan bottom shape projection 51 upwards, and
Firing point A3 and the conducting EDGE CONTACT of elastomer 5, firing point B4 are located at the lower section of pan bottom shape projection 51；Led by pressing down on
Core 6, and pressing force passes to the pan bottom shape projection 51 at conducting elastomer 5 middle part, pan bottom shape projection 51 produces deformation to recessed
And contacted with firing point B4, conducting function is realized, and raised 51 resiliences of pan bottom shape, pan bottom shape projection 51 are made by elastic restoring force
Separated with firing point B4, realize break function.
In the present embodiment, firing point A3 and firing point B4 is stretched out outside pedestal, is easy to be connected with pcb board；Turn on elastomer 5
For metal dome, its middle part is contacted in upward pan bottom shape projection, the conducting edge of elastomer 5 with firing point A3, and core 6 is led when not pressing
When, firing point B4 is separated with conducting elastomer 5 middle part, when press down on lead core 6 when, the middle part of conducting elastomer 5 is arched upward position upwards
Put and realization conducting is contacted with firing point B4.
As shown in figures 2 and 5, the middle part of core 6 of leading is arched upward upwards, is formed up and down in the one of the upper and lower end face of lid 7
Convex platform 61 and positioned at the lower edge of convex platform 61 and the annular card body 62 that extends laterally, wherein, the annular card body 62 is limited
Positioned at the lower section of lid 7, the lower end of convex platform 61 extends downward with the axis of guide 63 positioned at the top of pan bottom shape projection 51.
In the present embodiment, as shown in Fig. 2 the lower end of annular card body 62 is extended downwardly, and with turning on the upper end of elastomer 5
Face EDGE CONTACT.
During work, press down on and lead core 6, the axis of guide 63 for leading the lower end of core 6 moves down the pot for acting on the middle part of conducting elastomer 5
Bottom shape projection 51, pan bottom shape projection 51 produces deformation to recessed, then is contacted with firing point B4, realize the conducting function of signal；And
When discharging the pressing to leading core 6, due to conducting elastomer 5 elastic restoring force of itself, pan bottom shape 51 resiliences of projection, pan bottom shape
Projection 51 is separated with firing point B4, and drive is led core 6 and resetted, and realizes break function.
Meanwhile, as shown in Fig. 1, Fig. 3 and Fig. 4, in order to improve pressing balance and stress equalization, make pressing keycap 2
Any position can realize conducting function, and the present embodiment is equipped with an annular groove on the pedestal 1 and around storage tank 11
12, a balancing stand 20 is provided with the annular groove 12, the balancing stand 20 includes a balancing pole A201 and is located on balancing pole A201
One balancing pole B202 of periphery, and balancing pole A201 and balancing pole B202 is enclosed type frame structure；The balancing pole
One is respectively arranged with two relative A201 outer side edges and inserts axle 2011, is set respectively on two relative inner side edges of balancing pole B202
It is equipped with for inserting the jack 2021 that axle 2011 is inserted；Meanwhile, set respectively in two relative outer side edges of balancing pole B202 one ends
An inserting column 2022 is equipped with, the slot 13 inserted for inserting column 2022 is offered on the pedestal 1.
As shown in Figures 1 and 2, in the annular groove 12 and outer side edges after storage tank 11 are provided with an installing plate 30,
Balancing pole A201 one end is embedded between installing plate 30 and the outer wall of storage tank 11.
As shown in Fig. 2 before convex is provided with one on the front end outer wall of storage tank 11 outside convex tendon 111, the installing plate 30
Convex tendon 301 after convex is provided with one on wall；The lid 7 includes being covered on a upper cover plate 71 of the upper end of storage tank 11, is arranged at
The front end of upper cover plate 71 and a front lower hook tabs 72 with front bayonet 721 and it is arranged at the rear end of upper cover plate 71 and with rear bayonet 731
One after lower hook tabs 73, the front lower hook tabs 72, which is hooked, is located at the front end of storage tank 11, and the preceding convex tendon 111 is inserted in front bayonet 721,
The rear lower hook tabs 73 is hooked on the outer wall of installing plate 30, and the rear convex tendon 301 is inserted in rear bayonet 731, makes the balancing pole
A201 one end is limited in the lower section of lid 7, and the lid 7, which is played, will lead the work that core 6 is limited in conducting elastomer 5 in storage tank 11
With.
Embodiment two：
As shown in Figures 6 to 9, the present embodiment and the main distinction of embodiment one are：The lower end of annular card body 62 with
Turn on the upper surface edge separation of elastomer 5；Meanwhile, set in the storage tank 11 and positioned at leading between core 6 and conducting elastomer 5
A mollielast 8 is equipped with, in the present embodiment, mollielast 8 can be silica gel, and the mollielast 8 includes being located at conducting elasticity
An elastic egative film 81 on the upper surface of body 5 and be arranged at the elastic upper end center position of egative film 81 and positioned at the axis of guide 63 just under
One elastic guide post 82 of side；Core 6 is led by pressing down on, and pressing force is passed to by conducting elastomer 5 by mollielast 8
The pan bottom shape projection 51 at middle part, pan bottom shape projection 51 produces deformation to recessed and contacted with firing point B4, realizes conducting function, and
Raised 51 resiliences of pan bottom shape are made by the elastic restoring force of mollielast 8, pan bottom shape projection 51 separates with firing point B4, realizes and disconnect
Function.The middle part of elastic egative film 81 is arched upward upwards, and the elastic edge of egative film 81 connects with conducting elastomer 5 upper surface edge
Touch.
As shown in Fig. 2 and Fig. 8, due to embodiment adds the mollielast 8 of flexible lead 82, for conducting
The pressing force of core is led, therefore, the height of the present embodiment axis of guide 63 can be made lower than the height of the axis of guide 63 of embodiment one.
The present embodiment not only plays protection conducting by setting up a mollielast 8 between leading core 6 and turning on elastomer 5
Elastomer 5, the effect to lead the transmission strength of core 6, and play a part of precompressed and resilience.
During work, press down on and lead core 6, the axis of guide 63 for leading the lower end of core 6 moves down the elastic conducting acted on mollielast 8
To post 82, when constantly pushing, the elastic deformation of egative film 81 pushes the pan bottom shape projection 51 at the middle part of conducting elastomer 5, and pan bottom shape is convex
Play 51 and produce deformation to recessed, then contacted with firing point B4, realize the conducting function of signal；And work as the pressing discharged to leading core 6
When, due to mollielast 8 elastic restoring force and resilience, pan bottom shape projection 51 separates with firing point B4, drives and leads core 6 and reset,
Realize break function.
Embodiment three：
As shown in Figure 10 to Figure 12, the present embodiment and the main distinction of embodiment one are：The lower end of annular card body 62
With the conducting upper surface edge separation of elastomer 5；Meanwhile, in the storage tank 11 and positioned at leading between core 6 and conducting elastomer 5
A spring A9 is provided with, spring A9 upper ends are sheathed on the periphery of the axis of guide 63, and lower end is located on conducting elastomer 5 upper surface；It is logical
Cross to press down on and lead core 6, and pressing force is passed to the pan bottom shape projection 51 for turning on the middle part of elastomer 5, the bottom of a pan by spring A9
Convex 51 of shape produces deformation to recessed and contacted with firing point B4, realizes conducting function, and made by spring A9 elastic restoring force
Pan bottom shape 51 resiliences of projection, pan bottom shape projection 51 is separated with firing point B4, realizes break function.
The present embodiment by lead core 6 and conducting elastomer 5 between set up a spring A9, play for lead core 6 transmission strength,
Precompressed and the function of resilience.
During work, press down on and lead core 6, the axis of guide 63 for leading the lower end of core 6 moves down and acts on spring A9, spring A9 compressions,
And the pan bottom shape projection 51 at the middle part of conducting elastomer 5 is acted on, pan bottom shape projection 51 produces deformation to recessed, then with firing point B4
Contact, realizes the conducting function of signal；And when discharging the pressing to leading core 6, due to spring A9 elastic restoring force and resilience,
Pan bottom shape projection 51 is separated with firing point B4, and drive is led core 6 and resetted, and realizes break function.
Example IV：
As shown in FIG. 13 to 15, the present embodiment and the main distinction of embodiment two are：In the storage tank 11 and
A spring B 10 is provided between core 6 and mollielast 8 positioned at leading, the upper end of spring B 10 is sheathed on the periphery of the axis of guide 63, lower end
It is sheathed on the periphery of elastic guide post 82；Core 6 is led by pressing down on, and pressing force is passed to by conducting bullet by mollielast 8
Property the middle part of body 5 pan bottom shape projection 51, pan bottom shape projection 51 produces deformation to recessed and contacted with firing point B4, realizes conducting work(
Can, and raised 51 resiliences of pan bottom shape are made by the elastic restoring force of spring B 10, pan bottom shape projection 51 is separated with firing point B4, realized
Break function.
As shown in Figure 12 and Figure 15, due to being to add spring on the premise of possessing mollielast 8 in the present embodiment
B10, therefore, it can the height of spring B 10 being made lower than the spring A9 of embodiment three height.
Mollielast 8 is combined by the present embodiment with spring B 10, and mollielast 8 plays protection conducting elastomer 5, is to lead
Core 6 transmits the function of strength, and spring B 10 plays the function of precompressed and resilience.
During work, press down on and lead core 6, the axis of guide 63 for leading the lower end of core 6 moves down the elastic conducting acted on mollielast 8
To post 82, while spring B 10 is compressed, when constantly pushing, the elastic deformation of egative film 81 pushes the pan bottom shape at the middle part of conducting elastomer 5
Projection 51, pan bottom shape projection 51 produces deformation to recessed, then is contacted with firing point B4, realize the conducting function of signal；And work as and release
Be rivals in a contest the pressing for leading core 6 when, due to spring B 10 elastic restoring force and resilience, pan bottom shape projection 51 separates with firing point B4, band
It is dynamic to lead core 6 and reset, realize break function.
The above described is only a preferred embodiment of the present invention, be not intended to limit the scope of the present invention,
Therefore the technical characteristic identical or approximate with the above embodiment of the present invention is used, and obtained other structures, the guarantor in the present invention
Within the scope of shield.
Claims (10)
1. a kind of ultrathin key switch of high balance, including a pedestal and the keycap that is arranged on pedestal, on the base
A storage tank is provided with, and the storage tank inner bottom part is provided with a firing point A and a firing point B, it is characterised in that is also included
The conducting elastomer that is arranged in storage tank, be movably set in storage tank and one above conducting elastomer lead core,
And the lid led core top and be covered on storage tank is sheathed on, wherein, arch upward to form one upwards in the middle part of the conducting elastomer
Pan bottom shape is raised, and firing point A is contacted with conducting elastomeric edges, and firing point B is located at the raised lower section of pan bottom shape；By to
Core is led in lower pressing, and the pan bottom shape that pressing force is passed in the middle part of conducting elastomer is raised, and it is downward that pan bottom shape projection produces deformation
It is recessed and contacted with firing point B, realize conducting function, and the raised resilience of pan bottom shape is made by elastic restoring force, pan bottom shape it is raised with
Firing point B is separated, and realizes break function.
2. the ultrathin key switch of high balance according to claim 1, it is characterised in that described to lead in the middle part of core to arch
Rise, formed a up and down convex platform in lid upper and lower end face and positioned at convex platform lower edge and extend laterally one
Annular card body, wherein, the annular card body is limited in below lid, and the convex platform lower end extends downward with convex positioned at pan bottom shape
Play an axis of guide of top.
3. the ultrathin key switch of high balance according to claim 2, it is characterised in that the annular card body lower end to
Lower extension, and with turning on elastomer upper surface EDGE CONTACT.
4. the ultrathin key switch of high balance according to claim 2, it is characterised in that in the storage tank and position
A mollielast is provided between core and conducting elastomer in leading, the mollielast includes being located on conducting elastomer upper surface
One elastic egative film and it is arranged at an elastic guide post at elastic egative film upper end center position and immediately below the axis of guide；It is logical
Cross to press down on and lead core, and the pan bottom shape passed to pressing force in the middle part of conducting elastomer by mollielast is raised, pan bottom shape
Projection produces deformation to recessed and contacted with firing point B, realizes conducting function, and make the bottom of a pan by the elastic restoring force of mollielast
Shape projection resilience, pan bottom shape projection is separated with firing point B, realizes break function.
5. the ultrathin key switch of high balance according to claim 4, it is characterised in that in the middle part of the elastic egative film to
On arch upward, and the elastic backsheet edge and conducting elastomer upper surface EDGE CONTACT.
6. the ultrathin key switch of high balance according to claim 2, it is characterised in that in the storage tank and position
A spring A is provided between core and conducting elastomer in leading, spring A upper ends are sheathed on axis of guide periphery, and lower end is located at conducting
On elastomer upper surface；Core is led by pressing down on, and the bottom of a pan in the middle part of conducting elastomer is passed to pressing force by spring A
Shape is raised, and pan bottom shape projection produces deformation to recessed and contacted with firing point B, realizes conducting function, and by the elastic extensive of spring A
Multiple power makes the raised resilience of pan bottom shape, and pan bottom shape projection is separated with firing point B, realizes break function.
7. the ultrathin key switch of high balance according to claim 4, it is characterised in that in the storage tank and position
A spring B is provided between core and mollielast in leading, the spring B upper end is sheathed on axis of guide periphery, and lower end is sheathed on elasticity
Lead periphery；Core is led by pressing down on, and the bottom of a pan in the middle part of conducting elastomer is passed to pressing force by mollielast
Shape is raised, and pan bottom shape projection produces deformation to recessed and contacted with firing point B, realizes conducting function, and by the elastic extensive of spring B
Multiple power makes the raised resilience of pan bottom shape, and pan bottom shape projection is separated with firing point B, realizes break function.
8. according to the ultrathin key switch of any described high balance in claim 1 to 7, it is characterised in that in the base
An annular groove is equipped with seat and around storage tank, a balancing stand is provided with the annular groove, the balancing stand includes a balance
The bar A and balancing pole B for being located on balancing pole A peripheries, and balancing pole A and balancing pole B is enclosed type frame structure；Institute
State and a slotting axle is respectively arranged with two relative outer side edges of balancing pole A, set respectively on two relative inner side edges of balancing pole B
There is the jack for inserting axle insertion；Meanwhile, an inserting column is respectively arranged with two relative outer side edges of balancing pole B one ends,
The slot inserted for inserting column is offered on the pedestal.
9. the ultrathin key switch of high balance according to claim 8, it is characterised in that in the annular groove and be located at
Outer side edges are provided with an installing plate after storage tank, and balancing pole A one end is embedded between installing plate and storage tank outer wall.
10. the ultrathin key switch of high balance according to claim 9, it is characterised in that outside the accommodating front of the slot
Convex tendon after convex is provided with one on convex tendon before convex is provided with one on wall, the installing plate outer wall；The lid includes being covered on
One upper cover plate of storage tank upper end, be arranged at upper cover plate front end and with front bayonet a front lower hook tabs and be arranged at upper cover plate
Rear end and with rear bayonet one after lower hook tabs, the front lower hook tabs is hooked located at accommodating front of the slot, and the preceding convex tendon is inserted in preceding card
Kong Zhong, the rear lower hook tabs is hooked on installing plate outer wall, and the rear convex tendon is inserted in rear bayonet, makes balancing pole A one end
It is limited in below lid.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710545840.XA CN107331563A (en) | 2017-07-06 | 2017-07-06 | A kind of ultrathin key switch of high balance |
| TW107208839U TWM572566U (en) | 2017-07-06 | 2018-06-29 | Highly balanced ultra-thin push-button switch |
| PCT/CN2018/093614 WO2019007273A1 (en) | 2017-07-06 | 2018-06-29 | High-balance ultra-thin type key switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710545840.XA CN107331563A (en) | 2017-07-06 | 2017-07-06 | A kind of ultrathin key switch of high balance |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107331563A true CN107331563A (en) | 2017-11-07 |
Family
ID=60195975
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710545840.XA Pending CN107331563A (en) | 2017-07-06 | 2017-07-06 | A kind of ultrathin key switch of high balance |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN107331563A (en) |
| TW (1) | TWM572566U (en) |
| WO (1) | WO2019007273A1 (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109065393A (en) * | 2018-08-31 | 2018-12-21 | 苏州达方电子有限公司 | Key |
| WO2019007273A1 (en) * | 2017-07-06 | 2019-01-10 | 东莞市凯华电子有限公司 | High-balance ultra-thin type key switch |
| CN109833993A (en) * | 2017-11-27 | 2019-06-04 | 广西明福科技有限公司 | A kind of automation controller |
| WO2019165854A1 (en) * | 2018-02-28 | 2019-09-06 | 东莞市凯华电子有限公司 | Plate-insert type ultra-thin key switch |
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- 2017-07-06 CN CN201710545840.XA patent/CN107331563A/en active Pending
-
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- 2018-06-29 TW TW107208839U patent/TWM572566U/en unknown
- 2018-06-29 WO PCT/CN2018/093614 patent/WO2019007273A1/en active Application Filing
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| CN2826656Y (en) * | 2005-09-28 | 2006-10-11 | 惠州市正牌科电有限公司 | Vertical microswitch |
| CN201048097Y (en) * | 2007-01-16 | 2008-04-16 | 深圳市创荣发电子有限公司 | Keying structure of remote controller |
| TW201120931A (en) * | 2009-12-10 | 2011-06-16 | Zippy Tech Corp | Key-press structure of slim keyboard. |
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| WO2019007273A1 (en) * | 2017-07-06 | 2019-01-10 | 东莞市凯华电子有限公司 | High-balance ultra-thin type key switch |
| CN109833993A (en) * | 2017-11-27 | 2019-06-04 | 广西明福科技有限公司 | A kind of automation controller |
| WO2019165854A1 (en) * | 2018-02-28 | 2019-09-06 | 东莞市凯华电子有限公司 | Plate-insert type ultra-thin key switch |
| CN109065393A (en) * | 2018-08-31 | 2018-12-21 | 苏州达方电子有限公司 | Key |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2019007273A1 (en) | 2019-01-10 |
| TWM572566U (en) | 2019-01-01 |
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| CB02 | Change of applicant information |
Address after: 523000 1A, Lin Dong two road, Lin Cun, Tangxia Town, Dongguan, Guangdong Applicant after: Dongguan Kaihua Electronics Co., Ltd. Address before: 523712 No. 1 Lin Dong Road, Lun Cun Industrial Zone, Tangxia Town, Dongguan, Guangdong, China. Two Applicant before: Dongguan Kaihua Electronics Co., Ltd. |
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