CN207441540U - A kind of ultrathin type soft-core wire road plate key switch - Google Patents
A kind of ultrathin type soft-core wire road plate key switch Download PDFInfo
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- CN207441540U CN207441540U CN201721247240.7U CN201721247240U CN207441540U CN 207441540 U CN207441540 U CN 207441540U CN 201721247240 U CN201721247240 U CN 201721247240U CN 207441540 U CN207441540 U CN 207441540U
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- key switch
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- wire road
- elastomer
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Abstract
The utility model discloses a kind of ultrathin soft-core wire road plate key switches, including a pedestal and a keycap, it further includes the elastomer being movably set between pedestal and keycap and leads core and be arranged at elastomer and lead a feed-through assembly below core, wherein, the feed-through assembly includes the conductive electrode film A, a distance piece and a conductive electrode film B that from top to bottom stack gradually setting, and a via is offered on the distance piece.The action of the utility model key switch is accurate, and conducting is sensitive, and thickness is thin, and balance is good, and stability is high, and assembly and disassembly are convenient and efficient.
Description
Technical field
The utility model is related to a kind of key switch more particularly to a kind of ultrathin soft-core wire road plate key switches.
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, the upper cover and pedestal are enclosed accommodating cavity, the static contact, movable contact spring and lead core and are 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 and it is up and down to lead core, and then
It is acted on by leading core on movable contact spring so that movable contact spring is connected or departed from static contact and separates, so as to fulfill key switch
Conducting and break function.
Above-mentioned existing key switching structure is disconnected or turned between static contact and movable contact spring though being provided to user
The effect of connection.But have been found that in actual use in its own structure and performance there are still there is many deficiencies, it causes
Existing key switch fails to reach optimal using effect and task performance in practical application.
In existing key switch, lead core lower end and base interior and be connected without contacting directly, leading core in pressing makes above and below it
It is different due to acting on the force position led on core in mobile process, it is present with during leading core and moving up and down and leads core
It tilts, the phenomenon that can not vertically moving, makes whole pressing stability low.
Meanwhile, it is necessary to switch it at the leg that pin is connected on wiring board after key switch production, then need by by
Key switch is attached with wiring board.Existing key switch is directly fixed on wiring board, when some key switch goes out
, it is necessary to be disassembled during existing problem, during dismounting, the parts in key switch are with wiring board it is possible that meeting
It is damaged, reduces life of product；And technique for fixing is complicated, and work efficiency is low.
Utility model content
Against the above deficiency, the purpose of this utility model is to provide a kind of ultrathin soft-core wire road plate key switch,
Action is accurate, and conducting is sensitive, and thickness is thin, and balance is good, and stability is high, and assembly and disassembly are convenient and efficient.
Used technical solution is the utility model in order to achieve the above objectives：
A kind of ultrathin type soft-core wire road plate key switch, including a pedestal and the keycap being arranged on pedestal, at this
A storage tank is provided on pedestal, bottom offers a through hole in the storage tank, which is characterized in that further include lower end and be embedded in
An elastomer in storage tank leads core, is sheathed on a lid and be arranged at that elastomer leads core top and be covered on storage tank
One feed-through assembly of pedestal lower face, wherein, which includes the conductive electrode film for from top to bottom stacking gradually setting
A, a distance piece and a conductive electrode film B, offer the via immediately below through hole on the distance piece.
As further improvement of the utility model, the elastomer leads and arches upward upwards in the middle part of core, formation it is up and down in
One convex platform of lid upper and lower end face and positioned at convex platform lower edge and the annular card body that extends outward, wherein, the ring
Shape card body is limited in below lid, which extends downward with the conducting axis directly over through hole.
As further improvement of the utility model, the elastomer leads core and leads core for silicone elastomer body.
As further improvement of the utility model, an annular groove is equipped on the pedestal and around storage tank,
A balancing stand is provided in the annular groove, which includes a balancing pole A and the balancing pole for being located on balancing pole A peripheries
B, and balancing pole A and balancing pole B is enclosed type frame structure；It is set respectively in two opposite balancing pole A outer side edges
There is one to insert axis, the jack for inserting axis insertion is respectively arranged on two opposite inner side edges of balancing pole B；Meanwhile in the balance
An inserting column is respectively arranged in two opposite outer side edges of bar B ends, offers the slot for inserting column insertion on the base.
As further improvement of the utility model, a peace is provided in the annular groove and positioned at outer side edges after storage tank
Loading board, one end of balancing pole A are embedded between installing plate and storage tank outer wall.
As further improvement of the utility model, convex ribs before convex is equipped with one on the accommodating front of the slot outer wall, institute
State on installing plate outer wall convex ribs after convex is equipped with one；The lid includes being covered on a upper cover plate of storage tank upper end, set
In upper 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
Piece, which, which hooks, is arranged on accommodating front of the slot, and the preceding convex ribs are inserted in front bayonet, which, which hooks, is arranged on installing plate
On outer wall, and the rear convex ribs are inserted in rear bayonet, and one end of balancing pole A is made to be limited in below lid.
As further improvement of the utility model, the fixed plate for being arranged at conductive electrode film B lower ends is further included,
In, one-to-one several perforation up and down are offered respectively on conductive electrode film A, distance piece and conductive electrode film B, at this
Several buckles through perforation are set up in fixed plate, several cards for being caught in are offered on the pedestal lateral wall
Slot.
As further improvement of the utility model, the buckle and the whole T-shaped or L-shaped of card slot.
As further improvement of the utility model, the width of the perforation is bigger than the thickness of buckle.
As further improvement of the utility model, the fixed plate is soft-core wire road plate or pcb board.
The beneficial effects of the utility model are：
(1) conductive electrode film A and conductive electrode film B are separated using distance piece, realizes key switch break function；Pass through
The conducting axis that elastomer leads core presses down on conductive electrode film A, make conductive electrode film A positions of via on distance piece generate to
Lower deformation, makes conductive electrode film A be contacted with conductive electrode film B, realizes conducting function, and action is accurate, turns on high sensitivity；
(2) the pushing process that balancing stand leads core for elastomer is used to provide guide function, pressing is improved in ultra-thin space
Balance and stress equalization, equilibrium function enhancing, good balance effect, stationarity is strong, and overall stability improves, and makes pressing keycap
Any position can realize turn on function, especially suitable in the keyboard with ultra-thin space requirement；
(3) the engaging mounting means to be formed is combined with card slot using buckle, realizes and be fastened on key switch admittedly
On fixed board, key switch will not voluntarily come off from fixed plate after engaging, and the stability that is fixed is high, as long as and pulling outward
Buckle, you can make buckle depart from card slot, realize and disassemble key switch from fixed plate, the intact nothing of product component by
Damage, can arbitrarily replace key switch, assembly and disassembly are convenient and efficient.
Above-mentioned is the general introduction of utility model technical solution, below in conjunction with attached drawing and specific embodiment, to the utility model
It is described further.
Description of the drawings
Fig. 1 is the explosive view of embodiment one；
Fig. 2 is the sectional view of embodiment one；
Fig. 3 is the structure diagram of one pedestal of embodiment；
Fig. 4 is the structure diagram that one elastomer of embodiment leads core；
Fig. 5 is the explosive view of embodiment two；
Fig. 6 is the part-structure schematic diagram of embodiment two；
Fig. 7 is the sectional view of embodiment two；
Fig. 8 is the installation diagram that three feed-through assembly of embodiment is combined with fixed plate；
Fig. 9 is the external structure schematic diagram of three key switch of embodiment；
Figure 10 is the sectional view of embodiment three；
Figure 11 is the overall structure diagram of embodiment three.
Specific embodiment
Further to illustrate that the utility model is to reach the technological means and effect that predetermined purpose taken, below in conjunction with
Specific embodiment of the present utility model is described in detail in attached drawing and preferred embodiment.
Embodiment one：
Fig. 1 to Fig. 4 is refer to, the present embodiment provides a kind of ultrathin soft-core wire road plate key switch, including a pedestal
1 and the keycap 2 that is arranged on pedestal 1, a storage tank 11 is provided on the pedestal 1, bottom opens up in the storage tank 11
There is a through hole 12.The present embodiment key switch further includes the elastomer that lower end is embedded in storage tank 11 and leads core 3, is sheathed on bullet
A lid 4 that property body is led 3 top of core and is covered on storage tank 11 and the feed-through assembly 5 for being arranged at 1 lower face of pedestal,
In, which includes from top to bottom stacking gradually a conductive electrode film A 51 of setting, a distance piece 52 and a conductive electricity
Pole piece B 53 offers the via 521 immediately below through hole 12 on the distance piece 52.
In the present embodiment, the elastomer leads core 3 and leads core for silicone elastomer body, and the elastomer leads 3 middle part of core upwards
It arches upward, is formed and up and down and in a convex platform 31 of 4 upper and lower end face of lid and positioned at 31 lower edge of convex platform prolong outward
The annular card body 32 stretched, wherein, which is limited in 4 lower section of lid, which extends downwardly setting
There is the conducting axis 33 directly over through hole 12.
In the present embodiment, since conductive electrode film A 51 and conductive electrode film B 53 is separated by distance piece 52, realization is pressed
Key switch break function；The conducting axis 33 that core 3 is led by elastomer presses down on conductive electrode film A 51, makes conductive electrode film A
51 on distance piece 52 position of via 521 generate downward deformation, conductive electrode film A 51 is made to be contacted with conductive electrode film B 53,
Realize conducting function.
Embodiment two：
Fig. 5 to Fig. 7 is refer to, the present embodiment and the main distinction of embodiment one are：On the pedestal 1 and positioned at appearance
It puts and an annular groove 13 is equipped with around slot 11, a balancing stand 6 is provided in the annular groove 13, which includes a balancing pole A
61 and a balancing pole B 62 of the periphery of balancing pole A 61 is located on, and balancing pole A 61 and balancing pole B 62 is enclosed type
Frame structure；One is respectively arranged in two opposite the balancing pole A 61 outer side edges and inserts axis, it is opposite in balancing pole B 62
The jack for inserting axis insertion is respectively arranged on two inner side edges；Meanwhile in two opposite outer side edges of 62 ends of balancing pole B
An inserting column 622 is respectively arranged with, the slot 14 being inserted into for inserting column 622 is offered on the pedestal 1.
An installing plate 7 is provided in the annular groove 13 and positioned at outer side edges after storage tank 11, the one of balancing pole A 61
End is embedded between 11 outer wall of installing plate 7 and storage tank.
Convex ribs 111 before convex is equipped with one on the 11 front end outer wall of storage tank, outside projection on 7 outer wall of installing plate
Convex ribs 71 after having one；The lid 4 include be covered on 11 upper end of storage tank a upper cover plate 41, be arranged at 41 front end of upper cover plate and
A front lower hook tabs 42 with front bayonet and be arranged at 41 rear end of upper cover plate and with rear bayonet one after lower hook tabs 43, before this
Lower hook tabs 42, which hooks, is arranged on 11 front end of storage tank, and the preceding convex ribs 111 are inserted in front bayonet, which, which hooks, is arranged on installation
On 7 outer wall of plate, and the rear convex ribs 71 are inserted in rear bayonet, and one end of balancing pole A 61 is made to be limited in 4 lower section of lid, the lid
Son 4, which plays the role of elastomer leading core 3, to be limited in storage tank 11.
The pushing process that the present embodiment uses balancing stand 6 to lead core 3 for elastomer provides guide function, is carried in ultra-thin space
Height pressing balance and stress equalization, equilibrium function enhancing, good balance effect, stationarity is strong, and overall stability improves, make by
Conducting function can be realized by pressing any position of keycap 2, especially suitable in the keyboard with ultra-thin space requirement.
Embodiment three：
Fig. 8 to Figure 11 is refer to, the present embodiment and the main distinction of embodiment one or embodiment two are：The present embodiment is pressed
Key switch further includes the fixed plate 8 for being arranged at 53 lower ends of conductive electrode film B, wherein, at conductive electrode film A 51, interval
One-to-one several perforation (511,522,531) up and down are offered on piece 52 and conductive electrode film B 53 respectively, are fixed at this
Several buckles 81 through perforation (511,522,531) have been set up on plate 8, have been offered on 1 lateral wall of pedestal for card
Several card slots 15 that button 81 is caught in.
In the present embodiment, the buckle 81 and the whole T-shaped or L-shaped of card slot 15.
Meanwhile the width of the perforation (511,522,531) is bigger than the thickness of buckle 81, and buckle is pulled beneficial to toward outside
81, buckle 81 is made to spin off from card slot 15.
In the present embodiment, the fixed plate is soft-core wire road plate or pcb board.
The present embodiment is combined the engaging mounting means to be formed using buckle 81 with card slot 15, realizes and engages key switch
It being fixed in fixed plate 8, key switch will not voluntarily come off from fixed plate 8 after engaging, and the stability that is fixed is high, and only
Buckle 81 is pulled outward, you can buckle 81 is made to depart from card slot 15, realizes and disassembles key switch from fixed plate 8, is produced
The intact nothing of product parts is damaged, and can arbitrarily replace key switch, and assembly and disassembly are convenient and efficient.
The above descriptions are merely preferred embodiments of the present invention, and not the technical scope of the utility model is made
Any restrictions, therefore identical with the utility model above-described embodiment or approximate technical characteristic is used, and obtained other structures,
Within the scope of protection of the utility model.
Claims (10)
1. a kind of ultrathin type soft-core wire road plate key switch, including a pedestal and a keycap, which is characterized in that further include work
The dynamic elastomer being arranged between pedestal and keycap, which leads core and is arranged at elastomer, leads a feed-through assembly below core, wherein,
The feed-through assembly includes the conductive electrode film A, a distance piece and a conductive electrode film B that from top to bottom stack gradually setting,
A via is offered on the distance piece.
2. ultrathin type soft-core wire road according to claim 1 plate key switch, which is characterized in that set on the pedestal
The storage tank that the insertion of core lower end is led for elastomer is equipped with, bottom and being led positioned at elastomer offers below core in the storage tank
One through hole, the feed-through assembly is arranged at pedestal lower face, and the via on the distance piece is located at immediately below through hole；In the appearance
Putting groove upper cap conjunction has and is sheathed on the lid that elastomer leads core top.
3. ultrathin type soft-core wire road according to claim 2 plate key switch, which is characterized in that the elastomer leads core
Middle part is arched upward upwards, forms a up and down convex platform in lid upper and lower end face and positioned at convex platform lower edge and outwards
One annular card body of side extension, wherein, which is limited in below lid, which extends downward with position
A conducting axis directly over through hole.
4. ultrathin type soft-core wire road according to claim 1 plate key switch, which is characterized in that the elastomer leads core
Core is led for silicone elastomer body.
5. ultrathin type soft-core wire road according to claim 2 plate key switch, which is characterized in that on the pedestal and
An annular groove is equipped with around storage tank, a balancing stand is provided in the annular groove, the balancing stand include a balancing pole A and
A balancing pole B of balancing pole A peripheries is located on, and balancing pole A and balancing pole B is enclosed type frame structure；The balance
One is respectively arranged in two opposite bar A outer side edges and inserts axis, is respectively arranged on two opposite inner side edges of balancing pole B for inserting
The jack of axis insertion；Meanwhile an inserting column is respectively arranged in two opposite outer side edges of balancing pole B ends, on the base
Offer the slot for inserting column insertion.
6. ultrathin type soft-core wire road according to claim 5 plate key switch, which is characterized in that in the annular groove and
Outer side edges are provided with an installing plate after storage tank, and one end of balancing pole A is embedded between installing plate and storage tank outer wall.
7. ultrathin type soft-core wire road according to claim 6 plate key switch, which is characterized in that the accommodating front of the slot
Convex ribs before convex is equipped with one on outer wall, convex ribs after convex is equipped with one on the installing plate outer wall；The lid includes lid and closes
A upper cover plate in storage tank upper end is arranged at upper cover plate front end and a front lower hook tabs with front bayonet and is arranged at upper cover
Piece rear end and with rear bayonet one after lower hook tabs, before which, which hooks, is arranged on accommodating front of the slot, and the preceding convex ribs are inserted in
In card hole, which, which hooks, is arranged on installing plate outer wall, and the rear convex ribs are inserted in rear bayonet, make the one of balancing pole A
End is limited in below lid.
8. according to any ultrathin soft-core wire road plate key switch in claim 1-7, which is characterized in that further include
A fixed plate of conductive electrode film B lower ends is arranged at, wherein, divide on conductive electrode film A, distance piece and conductive electrode film B
One-to-one several perforation up and down are not offered, several buckles through perforation are set up in the fixed plate, at this
Several card slots for being caught in are offered on pedestal lateral wall.
9. ultrathin type soft-core wire road according to claim 8 plate key switch, which is characterized in that the buckle and card slot
Whole T-shaped or L-shaped.
10. ultrathin type soft-core wire road according to claim 8 plate key switch, which is characterized in that the width of the perforation
Degree is bigger than the thickness of buckle.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2017209019036 | 2017-07-21 | ||
| CN201720901903 | 2017-07-21 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207441540U true CN207441540U (en) | 2018-06-01 |
Family
ID=62295244
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721247240.7U Active CN207441540U (en) | 2017-07-21 | 2017-09-25 | A kind of ultrathin type soft-core wire road plate key switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207441540U (en) |
-
2017
- 2017-09-25 CN CN201721247240.7U patent/CN207441540U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP02 | Change in the address of a patent holder | ||
| CP02 | Change in the address of a patent holder |
Address after: 523000 1A, Lin Dong two road, Lin Cun, Tangxia Town, Dongguan, Guangdong Patentee after: Dongguan Kaihua Electronics Co., Ltd. Address before: 523712 No. 1 Lin Dong Road, Lun Cun Industrial Zone, Tangxia Town, Dongguan, Guangdong, China. Two Patentee before: Dongguan Kaihua Electronics Co., Ltd. |