CN207441539U - A kind of key switch with excellent handle - Google Patents
A kind of key switch with excellent handle Download PDFInfo
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- CN207441539U CN207441539U CN201721240323.3U CN201721240323U CN207441539U CN 207441539 U CN207441539 U CN 207441539U CN 201721240323 U CN201721240323 U CN 201721240323U CN 207441539 U CN207441539 U CN 207441539U
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- key switch
- core
- pedestal
- excellent handle
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Abstract
The utility model discloses a kind of key switches with excellent handle, including a pedestal and a lid, one, which is movably set with, between the pedestal and lid leads core, it is characterized in that, a cone shaped elastic body and a colloidal silica are respectively arranged on the pedestal, which, which is located at, leads below core and cover at cone shaped elastic body periphery.The utility model has good pressing feel, and feel is softer submissiveer, clicks on quick, laborsaving and elastic good, stability height, and sound is small.
Description
Technical field
The utility model is related to a kind of key switch more particularly to a kind of key switches with excellent handle.
Background technology
Many operation needs of existing equipment use key switch, and as input medium, key switch quality determines defeated
Enter the experience of equipment, it is necessary to ensure good feel and service life, while stability in use is also with very high
Requirement, and these technical problems are all during continuously improving, but still not ideal enough.
Existing key switch core component is using mechanical axle construction, and common mechanical axis feel is more stiff, no
It is submissive, it is difficult to realize preferably pressing feel.
Meanwhile in existing key switch, lead core lower end and base interior and be connected without contacting directly, leading core in pressing makes it
It is different due to acting on the force position led on core during moving up and down, it is present with during leading core and moving up and down
Core inclination is led, the phenomenon that can not vertically moving, makes whole pressing stability low.
Utility model content
Against the above deficiency, the purpose of this utility model is to provide a kind of key switch with excellent handle, pressings
Feel is softer submissiveer, clicks on quick, laborsaving and elastic good, stability height, and sound is small.
Used technical solution is the utility model in order to achieve the above objectives：
A kind of key switch with excellent handle, including a pedestal and the lid being covered on pedestal, the lid lid
An accommodating cavity is formed together in rear on pedestal, the feed-through assembly being inserted on pedestal and top movable are provided in the accommodating cavity
Be pierced by top of closure one leads core, which is characterized in that is respectively arranged with a taper in the accommodating cavity and positioned at pedestal upper end
Elastomer and a colloidal silica, which, which is located at, leads below core and covers at cone shaped elastic body periphery.
As further improvement of the utility model, the colloidal silica lower end is offered upwardly for the activity of cone shaped elastic body
A loose slot.
As further improvement of the utility model, the colloidal silica include be located at lead below core one on silica gel boss,
And the silicone rubber cover once of silica gel boss lower end is arranged at, wherein, the loose slot, and the silica gel are offered in the lower silicone rubber cover
Body is integrally conical.
As further improvement of the utility model, it is described lead core lower end be provided with activity be inserted in it is several fixed on pedestal
Position column.
As further improvement of the utility model, the quantity of the positioning column is 2, and is respectively arranged at and leads core lower end
At two opposite footing.
As further improvement of the utility model, the pedestal upper surface is offered respectively for the insertion of colloidal silica lower end
Annular groove, the slot positioned at annular groove side and for feed-through assembly insertion and positioned at annular groove side and for gliding on positioning column
Dynamic sliding groove.
As further improvement of the utility model, the cone shaped elastic body is taper shrapnel, volute spring and conical silicon
Any one of three kinds of film.
As further improvement of the utility model, the feed-through assembly includes a stationary plate and a movable plate, stationary plate outside
Face has a stationary contact, the movable plate medial surface have with the corresponding movable contact of stationary contact, meanwhile, in the movable plate medial surface and
Movable contact side is provided with a pushing block, which has the protrusion extended inwardly, makes in the pushing block
Inner side edge and allow bit space positioned at protrusion formed below one.
As further improvement of the utility model, the core lower end of leading is provided with a promotion positioned at pushing block side
Axis, the impeller-hub mainly by a pushing part and are connected to pushing part and lead the flare inclined portion between core lower end and form.
The beneficial effects of the utility model are：
(1) rebound for being integrated as leading core using both colloidal silica and cone shaped elastic body provides elastic restoring force, by upper silicon
Glue boss is combined the integral type colloidal silica structure to be formed with lower silicone rubber cover, mechanical axis " soft tea axis " is formed, with standard machinery axis
It compares, there is more good feel, feel is more soft submissive, and click is quick, laborsaving, and elasticity is good, and keypad sounds are special
It is small, particularly suitable for long working person, such as programmer, typist etc.；
(2) positioning column mechanism is additionally arranged leading core lower end, make to lead core during upper and lower pressing, can vertically move
It is dynamic, ensure to lead the stability that core presses up and down, so that performance when product uses is more stable.
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 the utility model；
Fig. 2 is the overall structure diagram of the utility model；
Fig. 3 is the structure diagram of the utility model colloidal silica；
Fig. 4 is the part-structure schematic diagram of the utility model；
Fig. 5 is the structure diagram of the utility model pedestal；
Fig. 6 is the structure diagram of the utility model movable plate；
Fig. 7 is the structure diagram that the utility model leads core；
Fig. 8 is the sectional view of the utility model in the raw；
Fig. 9 is the sectional view that the utility model is in pressing state.
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.
It refer to shown in Fig. 1, Fig. 2, Fig. 8 and Fig. 9, the utility model embodiment provides a kind of button with excellent handle
Switch, including a pedestal 1 and the lid 2 being covered on pedestal 1, which forms an accommodating cavity after being covered on pedestal 1,
The feed-through assembly 3 being inserted on pedestal 1 is provided in the accommodating cavity and top movable is pierced by the one of 2 top of lid and leads core 4,
A cone shaped elastic body 5 and a colloidal silica 6 are respectively arranged in the accommodating cavity and positioned at 1 upper end of pedestal, which is located at
It leads 4 lower section of core and covers at 5 periphery of cone shaped elastic body, in the present embodiment, the cone shaped elastic body 5 is taper shrapnel, taper
Any one of three kinds of spring and taper silica gel piece, it is preferred that cone shaped elastic body 5 is volute spring.
In the present embodiment, specifically, as shown in figure 3,6 lower end of the colloidal silica is offered upwardly for cone shaped elastic body
One loose slot 61 of 5 activities.Meanwhile the colloidal silica 6 includes being located at silica gel boss 62 on one led below core and is arranged at
Silicone rubber cover 63 once of 62 lower end of silica gel boss, wherein, the loose slot 61, and the colloidal silica are offered in the lower silicone rubber cover 63
63 are integrally conical.
In the present embodiment, in order to make to lead core 4 during upper and lower pressing, it can vertically move, ensure whole
Stability, as shown in Fig. 4, Fig. 5 and Fig. 7,4 lower end of core of leading is provided with several positioning columns 41 that activity is inserted on pedestal 1,
In the present embodiment, it is preferred that the quantity of the positioning column 41 is 2, and is respectively arranged at and leads two opposite bottoms of 4 lower end of core
At foot.
Correspondingly, in the present embodiment, as shown in figure 5,1 upper surface of the pedestal is offered respectively for 6 lower end of colloidal silica
Embedded annular groove 11, the slot 12 being inserted into positioned at 11 side of annular groove and for feed-through assembly 3 and positioned at 11 side of annular groove and
The sliding groove 13 slided up and down for positioning column 41.
In the present embodiment, as shown in Fig. 1, Fig. 4 and Fig. 6, the feed-through assembly 3 includes a stationary plate 31 and a movable plate 32,
31 lateral surface of stationary plate has a stationary contact 311, which has and a 311 corresponding movable contact of stationary contact
321, meanwhile, a pushing block 322 is provided in 32 medial surface of movable plate and positioned at 321 side of movable contact, 322 upper end of pushing block
With the protrusion 3221 extended inwardly, make to step down in 322 inner side edge of the pushing block and positioned at protrusion 3221 formed below one
Space 3222.Simultaneously.As shown in fig. 7,4 lower end of core of leading is provided with an impeller-hub 42 positioned at 322 side of pushing block, it should
Impeller-hub 42 mainly by a pushing part 421 and is connected to pushing part 421 and leads 422 groups of a flare inclined portion between 4 lower end of core
Into.
Key switch provided in this embodiment, it is noiseless to have feel, it leads cross surrounding in core and fences up completely, prevent switch
Dirt is more preferable；Meanwhile using the lid 2 of plastic cement material, each conductive component is made preferably to insulate；Meanwhile pedestal 1 is adopted with lid 2
It is prepared with PC transparent materials, makes entire product translucency more preferable.
The operation principle of the utility model is：
It as shown in figure 8, key switch is in the raw, does not press and leads core 4, cone shaped elastic body 5 is in certainly with colloidal silica 6
Right state；Meanwhile the impeller-hub 42 for leading 4 lower end of core pushes out the pushing block 322 of movable plate 32, makes the movable contact on movable plate 32
321 are not in contact with away from the stationary contact 311 on stationary plate 31, movable contact 321 with stationary contact 311, and key switch disconnects, and does not turn on.
It as shown in figure 9, key switch is in pressing state, presses down on and leads core 4, lead the positioning column 41 of 4 lower end of core along base
13 slide downward of sliding groove on seat 1 leads 4 lower face of core and is pressed down against colloidal silica 6, and colloidal silica 6 deforms and compresses taper downwards
Elastomer 5；Simultaneously, the impeller-hub 42 for leading 4 lower end of core is displaced downwardly to 3221 allowing for lower section of protrusion and bit space 3222 and allows successively
3222 lower section of bit space, and after protrusion 3221 departs from the pushing part 421 of impeller-hub 42, positioned at 422 side of flare inclined portion, then promote
Axis 42 is with pushing block 322 not in contact with impeller-hub 42 releases the active force outside to pushing block 322, makes dynamic tactile on movable plate 32
It selects 321 to contact with the stationary contact 311 on stationary plate 31, then key switch turns on.
When discharging the pressing to leading core 4, due to the elastic restoring force of colloidal silica 6 and cone shaped elastic body 5, make to lead on core 4
It moves and resets, key switch recovers to nature, as shown in Figure 8.
The emphasis of the utility model essentially consists in：
(1) rebound for being integrated as leading core using both colloidal silica and cone shaped elastic body provides elastic restoring force, by upper silicon
Glue boss is combined the integral type colloidal silica structure to be formed with lower silicone rubber cover, mechanical axis " soft tea axis " is formed, with standard machinery axis
It compares, there is more good feel, feel is more soft submissive, and click is quick, laborsaving, and elasticity is good, and keypad sounds are special
It is small, particularly suitable for long working person, such as programmer, typist etc.；
(2) positioning column mechanism is additionally arranged leading core lower end, make to lead core during upper and lower pressing, can vertically move
It is dynamic, ensure to lead the stability that core presses up and down, so that performance when product uses is more stable.
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 key switch with excellent handle, including a pedestal and a lid, between the pedestal and lid activity set
It is equipped with one and leads core, which is characterized in that a cone shaped elastic body and a colloidal silica are respectively arranged on the pedestal, the silica gel position
It is peripheral in leading below core and covering at cone shaped elastic body.
2. the key switch according to claim 1 with excellent handle, which is characterized in that the lid is covered on pedestal
One accommodating cavity of upper formation, this is led core, cone shaped elastic body and colloidal silica and may be contained in accommodating cavity, and is provided in the accommodating cavity
The feed-through assembly being inserted on pedestal.
3. the key switch according to claim 1 with excellent handle, which is characterized in that the colloidal silica lower end towards
On offer a loose slot for the activity of cone shaped elastic body.
4. the key switch according to claim 3 with excellent handle, which is characterized in that the colloidal silica includes being located at
Silica gel boss on one below core and the silicone rubber cover once for being arranged at silica gel boss lower end are led, wherein, it is opened in the lower silicone rubber cover
Equipped with the loose slot, and the colloidal silica is integrally conical.
5. the key switch according to claim 2 with excellent handle, which is characterized in that the core lower end of leading is provided with
Activity is inserted in several positioning columns on pedestal.
6. the key switch according to claim 5 with excellent handle, which is characterized in that the quantity of the positioning column is
2, and be respectively arranged at and lead at two opposite footing of core lower end.
7. the key switch according to claim 5 with excellent handle, which is characterized in that the pedestal upper surface difference
Offer the annular groove for the insertion of colloidal silica lower end, the slot positioned at annular groove side and for feed-through assembly insertion and positioned at ring
Shape slot side and the sliding groove slided up and down for positioning column.
8. the key switch according to claim 1 with excellent handle, which is characterized in that the cone shaped elastic body is cone
Any one of three kinds of shape shrapnel, volute spring and taper silica gel piece.
9. the key switch according to claim 2 with excellent handle, which is characterized in that the feed-through assembly includes one
Stationary plate and a movable plate, the stationary plate lateral surface have a stationary contact, which has dynamic tactile with stationary contact corresponding one
Point, meanwhile, a pushing block is provided in the movable plate medial surface and positioned at movable contact side, which has prolongs inwardly
The protrusion stretched makes to allow bit space in the pushing block inner side edge and positioned at protrusion formed below one.
10. the key switch according to claim 9 with excellent handle, which is characterized in that set in the core lower end of leading
It is equipped with the impeller-hub positioned at pushing block side, which mainly by a pushing part and is connected to pushing part and leads core lower end
Between a flare inclined portion composition.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2017208169271 | 2017-07-06 | ||
| CN201720816927 | 2017-07-06 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207441539U true CN207441539U (en) | 2018-06-01 |
Family
ID=62295011
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721240323.3U Active CN207441539U (en) | 2017-07-06 | 2017-09-25 | A kind of key switch with excellent handle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207441539U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019056827A1 (en) * | 2017-07-06 | 2019-03-28 | 东莞市凯华电子有限公司 | Pushbutton switch having good hand feel |
-
2017
- 2017-09-25 CN CN201721240323.3U patent/CN207441539U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2019056827A1 (en) * | 2017-07-06 | 2019-03-28 | 东莞市凯华电子有限公司 | Pushbutton switch having good hand feel |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| 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. |
|
| CP02 | Change in the address of a patent holder |