CN206584846U - thin-film keyboard switch - Google Patents
thin-film keyboard switch Download PDFInfo
- Publication number
- CN206584846U CN206584846U CN201720303388.1U CN201720303388U CN206584846U CN 206584846 U CN206584846 U CN 206584846U CN 201720303388 U CN201720303388 U CN 201720303388U CN 206584846 U CN206584846 U CN 206584846U
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- Prior art keywords
- silica gel
- film
- pressing
- pressure head
- thin
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Abstract
The utility model discloses a kind of thin-film keyboard switch, including shell and the pressing piece being movably installed in shell, provided with the back-moving spring for resetting pressing piece in the shell, the back-moving spring is set in outside the pressing lever of pressing piece lower end, the through hole extended downwardly from for pressing lever is provided with the shell, the lower end of the pressing lever, which is provided with, is used for the silica gel pressure head with film contacts.The utility model realizes that return is acted on by setting silica gel pressure head in the lower end of pressing lever by the elastic reaction of silica gel pressure head, it is no longer necessary to film of the increase with silica gel bowl, simplifies the structure of membrane keyboard, is conducive to being lifted the packaging efficiency of membrane keyboard；Silica gel pressure head is fixed on pressing lever lower end, press head can be avoided and contacted with Film stiffness, the protective effect to film can be played, the service life of membrane keyboard is improved.
Description
Technical field
The utility model is related to keyboard switch technical field, more particularly to a kind of thin-film keyboard switch.
Background technology
Keyboard switch is the main building block of keyboard, and keyboard includes mechanical keyboard and membrane keyboard, wherein membrane keyboard
Most of market of keyboard industry is occupied, thin-film keyboard switch in the market is pressed in two layers of thin typically by press mold bar
Keypress function is realized on film, its film at the middle and upper levels is provided with the silica gel bowl of arc convex, is used as by silica gel bowl and promotes button to open
Close the elastic element of break-make, and increasing computer user the comfort level, feel, quality using computer are proposed it is higher
Requirement, thin-film keyboard switch in the market is difficult to meet requirement of the user to feel, and existing keyboard structure
Assembling is complicated, and production cost is high, and the film on upper strata is easily tired, influences the sensitivity of keyboard switch, reduces making for keyboard switch
Use the life-span.
Utility model content
The utility model is in view of the existing deficiencies of the prior art there is provided a kind of thin-film keyboard switch, and it can facilitate Thin-film key
The assembling of disk, improves the service life of membrane keyboard, lifts the sensitivity of membrane keyboard.
To achieve the above object, the utility model is using following technical scheme：
Being provided with a kind of thin-film keyboard switch, including shell and the pressing piece being movably installed in shell, the shell makes
The back-moving spring that pressing piece resets, the back-moving spring is set in outside the pressing lever of pressing piece lower end, provided with confession in the shell
The through hole that pressing lever is extended downwardly from, the lower end of the pressing lever, which is provided with, is used for the silica gel pressure head with film contacts.
As a kind of preferred scheme, the lower end of the pressing lever is provided with the mounting groove that Open Side Down, the silica gel pressure head
Upper end is provided with the connecting pole being adapted to mounting groove, and the silica gel pressure head is inserted by connecting pole and is connected in mounting groove with pressing lever.
As a kind of preferred scheme, the side of the connecting pole is provided with projection, and the side of the mounting groove is provided with and projection
Corresponding stopper slot, the connecting pole is stuck in stopper slot by projection to be fixedly installed in mounting groove.
As a kind of preferred scheme, the lower end of the silica gel pressure head, which is provided with the outside of pressing boss, the pressing boss, to be set
There is annular surrounding edge, annular groove is formed between the annular surrounding edge and pressing boss.
As a kind of preferred scheme, the pressing boss, connecting pole, projection and surrounding edge are integrally formed connection.
As a kind of preferred scheme, the shell includes upper casing and lower casing, and the side of the lower casing is provided with fixture block, it is described on
The side of shell is provided with neck corresponding with fixture block, and the upper casing is stuck in neck with lower casing by fixture block to be snapped connection.
The utility model has clear advantage and beneficial effect compared with prior art, specifically, by pressing
The lower end of bar sets silica gel pressure head, realizes that return is acted on by the elastic reaction of silica gel pressure head, it is no longer necessary to which increase has silica gel
The film of bowl, simplifies the structure of membrane keyboard, is conducive to being lifted the packaging efficiency of membrane keyboard；By silica gel pressure head be fixed on by
Depression bar lower end, can avoid press head and be contacted with Film stiffness, can play the protective effect to film, improve making for membrane keyboard
Use the life-span.
For the specific purposes and work(for more clearly illustrating architectural feature of the present utility model, technological means and its being reached
Can, the utility model is described in further detail with specific embodiment below in conjunction with the accompanying drawings：
Brief description of the drawings
Fig. 1 is the assembling assumption diagram of the embodiment of the utility model；
Fig. 2 is the assembling assumption diagram at another visual angle of embodiment of the utility model；
Fig. 3 is the structure decomposition figure of the embodiment of the utility model；
Accompanying drawing identifier declaration：
10th, pressing piece 11, pressing lever 12, mounting groove
13rd, stopper slot 20, upper casing 21, neck
30th, lower casing 31, fixture block 40, silica gel pressure head
41st, connecting pole 42, projection 43, pressing boss
44th, annular surrounding edge 45, annular groove 50, back-moving spring
Embodiment
As Figure 1-3, a kind of thin-film keyboard switch, including shell and the pressing piece 10 being movably installed in shell, institute
State provided with the back-moving spring 50 for resetting pressing piece 10 in shell, the back-moving spring 50 is set in the pressing of the lower end of pressing piece 10
The through hole 32 extended downwardly from for pressing lever 11 is provided with outside bar 11, in the shell, the shell includes upper casing 20 and lower casing 30, institute
Through hole 32 is stated on lower casing 30, the side of the lower casing 30 is provided with fixture block 31, and the side of the upper casing 20 is provided with and fixture block 31
Corresponding neck 21, the upper casing 20 is stuck in neck 21 with lower casing 30 by fixture block 31 to be snapped connection.The pressing lever 11
Lower end, which is provided with, is used for the silica gel pressure head 40 with film contacts, and the lower end of the pressing lever 11 is provided with the mounting groove 12 that Open Side Down,
The upper end of the silica gel pressure head 40 is provided with the connecting pole 41 being adapted to mounting groove 12, and the side of the connecting pole 41 is provided with projection
42, the side of the mounting groove 12 is provided with stopper slot 13 corresponding with projection 42, during assembling, and the silica gel pressure head 40 passes through connection
It is connected in the insertion mounting groove 12 of post 41 with pressing lever 11, the projection 42 is stuck in stopper slot 13.Under the silica gel pressure head 40
End is provided with annular surrounding edge 44, the annular surrounding edge 44 and pressing boss provided with pressing boss 43, the outside of the pressing boss 43
Annular groove 45 is formed between 43, the pressing boss 43, connecting pole 41, projection 42 and surrounding edge 44 are integrally formed connection.
In summary, the utility model passes through the elasticity of silica gel pressure head by setting silica gel pressure head in the lower end of pressing lever
Effect realizes that return is acted on, it is no longer necessary to film of the increase with silica gel bowl, simplifies the structure of membrane keyboard, is conducive to lifting
The packaging efficiency of membrane keyboard；Silica gel pressure head is fixed on pressing lever lower end, press head can be avoided and contacted with Film stiffness, can
The protective effect to film is played, the service life of membrane keyboard is improved.
It is described above, only it is preferred embodiment of the present utility model, not to limit the utility model, thus it is every
Any modification, equivalent substitution and improvements actually made according to technology of the present utility model to above example etc., still fall within this
In the range of utility model technical scheme.
Claims (6)
1. a kind of thin-film keyboard switch, it is characterised in that：Including shell and the pressing piece being movably installed in shell, the shell
Interior to be provided with the back-moving spring for resetting pressing piece, the back-moving spring is set in outside the pressing lever of pressing piece lower end, the shell
Interior to be provided with the through hole extended downwardly from for pressing lever, the lower end of the pressing lever, which is provided with, is used for the silica gel pressure head with film contacts.
2. thin-film keyboard switch according to claim 1, it is characterised in that：The lower end of the pressing lever is provided with Open Side Down
Mounting groove, the upper end of the silica gel pressure head is provided with connecting pole be adapted to mounting groove, and the silica gel pressure head is slotting by connecting pole
Enter and be connected in mounting groove with pressing lever.
3. thin-film keyboard switch according to claim 2, it is characterised in that：The side of the connecting pole is provided with projection, institute
The side for stating mounting groove is provided with stopper slot corresponding with projection, and the connecting pole is stuck in stopper slot by projection to be fixedly installed in
In mounting groove.
4. thin-film keyboard switch according to claim 3, it is characterised in that：The lower end of the silica gel pressure head, which is provided with, presses belling
Platform, the outside of the pressing boss is provided with annular surrounding edge, and annular groove is formed between the annular surrounding edge and pressing boss.
5. thin-film keyboard switch according to claim 4, it is characterised in that：It is described to press boss, connecting pole, projection and enclose
While being integrally formed connection.
6. thin-film keyboard switch according to claim 1, it is characterised in that：The shell includes upper casing and lower casing, described
The side of lower casing is provided with fixture block, and the side of the upper casing is provided with neck corresponding with fixture block, and the upper casing passes through fixture block with lower casing
It is stuck in neck and snaps connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720303388.1U CN206584846U (en) | 2017-03-25 | 2017-03-25 | thin-film keyboard switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720303388.1U CN206584846U (en) | 2017-03-25 | 2017-03-25 | thin-film keyboard switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206584846U true CN206584846U (en) | 2017-10-24 |
Family
ID=60114062
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720303388.1U Active CN206584846U (en) | 2017-03-25 | 2017-03-25 | thin-film keyboard switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206584846U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108784714A (en) * | 2018-07-03 | 2018-11-13 | 南通市第二人民医院 | A kind of novel hemo system sampler and application method |
-
2017
- 2017-03-25 CN CN201720303388.1U patent/CN206584846U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108784714A (en) * | 2018-07-03 | 2018-11-13 | 南通市第二人民医院 | A kind of novel hemo system sampler and application method |
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