CN209343965U - Key device - Google Patents
Key device Download PDFInfo
- Publication number
- CN209343965U CN209343965U CN201920190379.5U CN201920190379U CN209343965U CN 209343965 U CN209343965 U CN 209343965U CN 201920190379 U CN201920190379 U CN 201920190379U CN 209343965 U CN209343965 U CN 209343965U
- Authority
- CN
- China
- Prior art keywords
- key
- installation frame
- decoration
- elastic cushion
- cap
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- 238000009434 installation Methods 0.000 claims abstract description 63
- 238000005034 decoration Methods 0.000 claims description 53
- 239000000853 adhesive Substances 0.000 claims description 20
- 230000001070 adhesive effect Effects 0.000 claims description 20
- 238000000034 method Methods 0.000 abstract description 8
- 238000003825 pressing Methods 0.000 description 11
- 239000004417 polycarbonate Substances 0.000 description 8
- 239000000463 material Substances 0.000 description 7
- 229920001971 elastomer Polymers 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 229920001821 foam rubber Polymers 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 230000010354 integration Effects 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229920000515 polycarbonate Polymers 0.000 description 2
- 238000007790 scraping Methods 0.000 description 2
- NIXOWILDQLNWCW-UHFFFAOYSA-N Acrylic acid Chemical group OC(=O)C=C NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 239000004425 Makrolon Substances 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- -1 color is yellow Substances 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 229910003460 diamond Inorganic materials 0.000 description 1
- 239000010432 diamond Substances 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000011900 installation process Methods 0.000 description 1
- 239000012994 photoredox catalyst Substances 0.000 description 1
- 239000002861 polymer material Substances 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Landscapes
- Push-Button Switches (AREA)
Abstract
The utility model provides a key device, it includes button, button key cap, installation frame and cushion, button key cap fixed connection in on the installation frame, the cushion lay in the bottom of button key cap, the key-press in the installation frame, just the button set up in the below of cushion. The key device can enable the keys to be centered, improve the balance of the keys in the using process, reduce the shaking amplitude of the keys and ensure the key experience feeling when a user uses the key device.
Description
Technical field
The utility model relates to electronics field more particularly to a kind of key devices.
Background technique
Existing key device generally includes key, key set and elastic arm, key set and is sheathed on the outside of key, and presses
Key is then pressed by the way that the flexible deformation of the elastic arm of its bottom is arranged in realize, the side wall of key is directly contacted with key set
It can be realized leaded light, generate light efficiency.But in such key device, key set depth and its between key between
Gap can impact the balance of key, key cover it is too deep be easy to influence the experience sense of user so that the shaking of key is larger,
And key set and the area of key cooperation side are big, are easy to appear the problem of card key or key skew.Moreover, being filled in the key
In setting, since elastic arm is easy to produce deformation, it is easy to impact the handfeel of keys of user.It is packed into key side wall with key
When row contact is guide-lighting, the contact condition between key side wall and key set will affect light guide effect, so that light guide effect is not
Uniformly.
Utility model content
Based on above-mentioned the deficiencies in the prior art, the purpose of this utility model is to provide a kind of key device, key dresses
It sets and enables to key placed in the middle, improve the balance of key in use process, reduce the shaking amplitude of key, guarantee that user uses
When key experience sense.
Based on this, the technical solution of the utility model are as follows: a kind of key device comprising key, key cap of key set, installing frame
Frame and elastic cushion, the key cap of key set are fixedly connected on the installation frame, and the elastic cushion is layed in the key cap of key set
Bottom, the key is connected in the installation frame, and the key is set to the lower section of the elastic cushion.
Optionally, the key device further includes decoration, and the decoration is enclosed set on the outside of the key cap of key set, and
It is fixedly connected at the top of the decoration and the installation frame.
Optionally, the inner wall of the decoration is equipped with first boss, the outer edge of the elastic cushion be equipped with it is described
The first step that first boss matches, the first step are arranged between the first boss and the installation frame.
Optionally, the outer wall of the decoration is equipped with second boss, and the top of the installation frame is equipped with and described the
The second step that two boss match, the second boss are arranged on the second step.
Optionally, the key device further includes panel, and the second boss is mutually be bonded with the bottom surface of the panel, described
Panel is equipped with location hole, and the key cap of key set and the decoration are located at the positioning hole.
Optionally, the elastic cushion is adhered to the bottom of the key cap of key set by the first double-sided adhesive, and the decoration is logical
It is mutually be bonded with the installation frame to cross the second double-sided adhesive.
Optionally, the key device further includes pcb board corresponding with the key, and the key is set to described
On pcb board, and the pcb board is fixedly connected on the bottom of the installation frame by fastener.
Optionally, the installation frame is transparent PC frame.
Optionally, at least one LED light is installed, each LED light is respectively relative to the installing frame on the pcb board
Frame arrangement.
Optionally, the key device further includes fixed bracket, and the pcb board is fixedly connected on the fixed bracket,
The fixed bracket is fixedly connected with the bottom of the panel.
Implement the utility model embodiment, has the following beneficial effects:
The key device of the utility model includes key, key cap of key set, installation frame and elastic cushion, and the key cap of key set is solid
Surely it is connected on the installation frame, the elastic cushion is layed in the bottom of the key cap of key set, and the key is connected to described
In installation frame, and the key is set to the lower section of the elastic cushion.The pressing work of key device is to pass through laying as a result,
In key cap of key set bottom elastic component deformation come what is realized, elastic cushion can play the work of support in the state of no pressure
With, the effective balance and planarization for guaranteeing key cap of key set, the laying arrangement of elastic cushion enable to itself and key cap of key set it
Between contact area it is maximum, so as to carry out whole circle support to key cap of key set, prevent from pressing key cap of key set too quickly shape
It shakes under state, reduces the rocking tendency of key to a certain extent, and the elastic property of elastic cushion makes user should in use
During key device, any position on pressing keys keycap can be fed back, and thus make its work relatively reliable,
The usage experience sense of user is more preferably.In addition, the outer side wall in key cap of key set sets decoration, it is arranged first on the inner wall of decoration
Boss, the first step on the outer edge of elastic cushion carry out with support, guarantee the stability that connect with decoration of elastic cushion,
Improve the balance of key works；Installation frame uses transparent PC material, so that the soft or hard combination of structure of entire key device, keeps away
Exempt from the friction and scraping collision phenomenon that occur in installation and use process, guarantees the service life of key device；LED light on pcb board
Light is imported into decoration as light-guiding pillar by installation frame, the integration of key press and light guide structure is realized, guarantees to lead
The uniformity of light.The structure of entire key device is simple, and production and assembling process are convenient.
Detailed description of the invention
Fig. 1 is the overlooking structure diagram of key device described in the utility model embodiment；
Fig. 2 is the schematic cross-sectional view in Fig. 1 at A-A；
Fig. 3 is the enlarged structure schematic diagram in Fig. 2 at B.
Description of symbols:
1, key, 2, key cap of key set, 3, installation frame, 31, second step, 4, elastic cushion, 41, first step, 5, decoration
Part, 51, first boss, 52, second boss, 6, panel, 61, location hole, 7, pcb board, 8, screw, 9, LED light, 10, fixed branch
Frame, the 11, first double-sided adhesive, the 12, second double-sided adhesive, 13, third double-sided adhesive.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without creative efforts
Every other embodiment obtained, fall within the protection scope of the utility model.
In the description of the present invention, it should be understood that the orientation of the instructions such as term " on ", "lower", "left", "right"
Or positional relationship is to be based on the orientation or positional relationship shown in the drawings, and is merely for convenience of description the utility model and simplification is retouched
It states, rather than the device or element of indication or suggestion meaning must have a particular orientation, be constructed and operated in a specific orientation,
Therefore it should not be understood as limiting the present invention.
Referring to Fig. 1 to Fig. 3, the key device of the preferred embodiment of the utility model includes key 1, key cap of key set 2, installation
Frame 3 and elastic cushion 4, key cap of key set 2 are fixedly connected on installation frame 3, and elastic cushion 4 is layed in the bottom of key cap of key set 2, are pressed
Key 1 is connected in installation frame 3, and key 1 is set to the lower section of elastic cushion 4.
Based on the above structure, the bottom of the key cap of key set 2 of the key device is equipped with elastic cushion 4, in use, presses
The deformation pressed through elastic cushion 4 of key 1 is realized, in the state of no pressure, elastic cushion 4 can play the work of nature support
With, guaranteeing the planarization of key cap of key set 2, in the state that key cap of key set 2 is under pressure, elastic cushion 4 can be pressurized and generate deformation, from
And realize the normal work of key 1；The support of elastic cushion 4 enables to key cap of key set 2 to remain the state of balance, and utilizes
The flexible deformation of elastic cushion 4 realizes that the process of work can effectively reduce the shaking of key cap of key set 2, and that improves user uses body
Test sense.Elastic cushion 4 is using being laid with arrangement, when using the key device, no matter any position of pressing keys keycap 2, can
Effective feedback is enough obtained, and the elastic property that biggish key cap of key set 2 has in conjunction with elastic cushion 4 enough uses in use
Family obtains better 1 feel of key, improves the quality of key device.Installation frame 3 then can be to key 1 and key cap of key set 2
It is supported fixation, improves integrally-built reliability, the structure of entire key device is very simple, produces and easily manufactured.
It should be noted that in this embodiment, elastic cushion 4 refers to the height with reversible deformation using rubber (Rubber)
Elastic polymer material, rubber high resilience at room temperature can generate larger deformation under the external force of very little, remove external force
Resilient afterwards, it is thus possible to so that elastic cushion 4 obtains reliable working performance, still, in other embodiments, elastic cushion
4 material is not limited by the present embodiment, when can according to actual needs, select suitable material produced.
Wherein, which further includes decoration 5, and decoration 5 is enclosed set on the outside of key cap of key set 2, and decoration 5 with
The top of installation frame 3 is fixedly connected, and key cap of key set 2 is fixedly connected on the top of installation frame 3 by decoration 5, is conveniently pressed
Connection between key keycap 2 and installation frame 3, and guarantee the reliability of connection；First boss is equipped on the inner wall of decoration 5
51, the outer edge of elastic cushion 4 is equipped with the first step 41 matched with first boss 51, and it is convex that first step 41 is arranged in first
Between platform 51 and installation frame 3, key cap of key set 2 is located at the top of first step 41, and decoration 5 is enclosed set on the outer of key cap of key set 2
Side, also the same to enclose the outside for setting and being connected to elastic cushion 4, i.e. decoration 5 is facilitated to elastic cushion 4 by the way of the support of whole circle
Connection of the elastic cushion 4 on installation frame 3, the first boss 51 arranged above the first step 41 of the outer ring of decoration 5
Elastic cushion 4 can effectively be limited, be prevented in the course of work, as caused by when pressing is too quickly causes deformation quantity excessive
The shaking of key 1 improves the reliable fixed and balance of device work.Elastic cushion 4 is to be adhered to key by the first double-sided adhesive 11
The bottom of keycap 2, for the first double-sided adhesive 11 using 5215VSB waterproof foam rubber, connection structure is simple and reliable；Key cap of key set 2
Top mutually Nian Jie with decoration 5 by the second double-sided adhesive 12, that the bottom of decoration 5 passes through the second double-sided adhesive 12 and installation frame 3
Portion is mutually bonded, and for the second double-sided adhesive 12 using TESA4972 glue, color is yellow, and adhesive is modified acroleic acid glue, thickness
Ultra-thin, the type of the first double-sided adhesive 11 and the second double-sided adhesive 12 is not limited by the present embodiment, as long as can guarantee decoration 5
Simple and reliable connection between installation frame 3, between elastic cushion 4 and key cap of key set 2.
In addition, upper on the outer wall of decoration 5 be equipped with second boss 52, the top of installation frame 3 is equipped with and second boss
52 second steps 31 matched, second boss 52 is arranged on second step 31, between second boss 52 and second step 31
Cooperation clamping first boss 51 and first step 41 between cooperate the structure of clamping to cooperate, can be improved decoration 5
The stability of installation, and the second boss 52 being arranged can also facilitate when assembling to key device, and a whole set of key is filled
It sets and is connected with each other with panel 6；The key device further includes panel 6, and second boss 52 is mutually be bonded with the bottom surface of panel 6, on panel 6
Equipped with location hole 61, key cap of key set 2 and decoration 5 are located in the location hole 61, and the upper surface of second boss 52 passes through third
Double-sided adhesive 13 is mutually be bonded with the bottom surface of panel 6, thus, it is possible to guarantee to be attached by decoration 5 to key 1 and panel 6, the
Three double-sided adhesives 13 can be 5215VSB waterproof foam rubber, be also possible to other kinds of double-sided adhesive, the positioning being arranged on panel 6
Hole 61 is used to pass through for key cap of key set 2 and the decoration 5 being disposed around on the outside of key cap of key set 2, realizes work can pass through pressing
Make, the upper surface and the upper surface flush of panel 6 or the upper surface of slightly below panel 6 of key cap of key set 2 and decoration 5 make
The appearance for obtaining whole device is more beautiful.
Referring to figs. 2 and 3, in order to effectively realize the function of key device, the key device of the present embodiment further include with
The corresponding pcb board 7 of key 1, key 1 is set on pcb board 7, and pcb board 7 is fixedly connected on installation frame 3 by fastener
Bottom, it is ensured that the tight fit between pcb board 7 and installation frame 3 so that key 1 can be with PCB in compression work
Plate 7 is in contact, it is ensured that the realization of 1 function of key.In the present embodiment, fastener is using screw 8, and pcb board 7 is equipped with the
One screw hole, the bottom of installation frame 3 are equipped with the second screw hole corresponding with the first screw hole, and screw 8 passes through the first screw hole and second
Screw hole, the connection type can either make the connection between pcb board 7 and installation frame 3 relatively reliable, secured, can also facilitate
Later period is dismantled and is replaced to pcb board 7, and workload is reduced.
Further, installation frame 3 is makrolon material using frame made of transparent PC material, transparent PC,
Polycarbonate (abbreviation PC) is equipped at least one LED light 9 on pcb board 7, and each LED light 9 is respectively relative to 3 cloth of installation frame
It sets, LED light 9 can regard transparent installation frame 3 as light-guiding pillar, light be imported inside installation frame 3, as a result, light
Line passes through the uniform bottom for importing decoration 5 in 3 inside of installation frame, and decoration 5 is being decorated using dumb light PC material
The bottom of part 5 is provided with the lines of diamond shape, the effective uniformity and mildness for guaranteeing the positive light transmission of decoration 5, and will be entire
The pressing work of key device is integrated with light guide structure, simplifies whole structure design.
The key device of the embodiments of the present invention further includes fixed bracket 10, and pcb board 7 is fixedly connected on fixed bracket
On 10, the bottom that fixed bracket 10 states panel 6 is fixedly connected, and fixed bracket 10 is fixedly connected on the bottom of panel 6, will be set to
Pcb board 7, installation frame 3, key 1, decoration 5, key cap of key set 2 and elastic cushion 4 thereon is all set in panel 6 and fixes
Between bracket 10, to guarantee the integrally-built stability of key device and practice the reliability of grade volume.
The installation process of the key device of the present embodiment are as follows: elastic cushion 4 is layed in the bottom of key cap of key set 2, and is used
After elastic cushion 4 and key cap of key set 2 are mutually bonded by the first double-sided adhesive 11, decoration 5 is enclosed and sets the outside for being bonded in key cap of key set 2
On edge, the first pre- arrangement is formed, is arranged in the first step being arranged on the skirt of elastic cushion 4 41 on the inner wall of decoration 5
First boss 51 under positioned support, guarantee in 1 course of work of key so that decoration 5 carries out whole circle to elastic cushion 4
Balance；It is connected the first pre- arrangement to form the second pre- arrangement, the bottom of decoration 5 and installing frame with installation frame 3
The top of frame 3 is bonded by 12 phase of the second double-sided adhesive, and the first step 41 of elastic cushion 4 is arranged in the of 5 inner sidewall of decoration
Between one boss 51 and the top of installation frame 3, guarantee the stability of structure, and make on the lateral wall of decoration 5 second
Boss 52 is set on the second step 31 on the top of installation frame 3, it is ensured that the reliability that decoration 5 positions；By pcb board 7
Setting is corresponded to each other with key 1, and pcb board 7 is fixed on to the bottom of installation frame 3 using screw 8, forms button assembly, PCB
Each LED light 9 on plate 7 is arranged with respect to an installation frame 3 respectively, in order to lead installation frame 3 as light-guiding pillar
Light is imported in decoration 5, realizes the uniformity of light transmission by light；Button assembly is passed through into fixed bracket 10 and is connected to panel 6
Bottom, and key cap of key set 2 and decoration 5 are arranged in the location hole 61 on panel 6, pressing work is realized to facilitate.
The key device of the utility model includes key 1, key cap of key set 2, installation frame 3 and elastic cushion 4, the key key
Cap 2 is fixedly connected on the installation frame 3, and the elastic cushion 4 is layed in the bottom of the key cap of key set 2, and the key 1 connects
It is connected in the installation frame 3, and the key 1 is set to the lower section of the elastic cushion 4.The pressing work of key device as a result,
Come what is realized, elastic cushion 4 can in the state of no pressure for deformation as the elastic component by being layed in 2 bottom of key cap of key set
Play the role of support, the laying arrangement of the effective balance and planarization for guaranteeing key cap of key set 2, elastic cushion 4 enables to
Its contact area between key cap of key set 2 is maximum, supports, is prevented to key so as to carry out whole circle to key cap of key set 2
Keycap 2 press it is too quickly in the state of shake, reduce the rocking tendency of key 1, and the elasticity of elastic cushion 4 to a certain extent
It can make user during using the key device, any position on pressing keys keycap 2 can be fed back, by
This keeps its work relatively reliable, and the usage experience sense of user is more preferably.In addition, the outer side wall in key cap of key set 2 sets decoration 5,
On the inner wall of decoration 5 be arranged first boss 51, the first step 41 on the outer edge of elastic cushion 4 carry out with support, protect
The stability that card elastic cushion 4 is connect with decoration 5 improves the balance that key 1 works；Installation frame 3 uses transparent PC material,
So that the soft or hard combination of structure of entire key device, avoids the friction and scraping collision phenomenon that occur in installation and use process, guarantee
The service life of key device；Light is imported decoration 5 as light-guiding pillar by installation frame 3 by the LED light 9 on pcb board 7,
The integration for realizing key 1 pressing and light guide structure guarantees guide-lighting uniformity.The structure of entire key device is simple, production
It is convenient with assembling process.
It should be understood that various information are described in the utility model using term " first ", " second " etc., but these
Information should not necessarily be limited by these terms, these terms are only used to for same type of information being distinguished from each other out.For example, not departing from this
In the case where utility model range, " first " information can also be referred to as " second " information, and similar, " second " information can also be with
Referred to as " first " information.
The above is preferred embodiments of the present invention, it is noted that for the ordinary skill of the art
For personnel, without departing from the principle of this utility model, several improvement and deformations can also be made, these improve and become
Shape is also considered as the protection scope of the utility model.
Claims (10)
1. a kind of key device, which is characterized in that including key, key cap of key set, installation frame and elastic cushion, the key cap of key set
It is fixedly connected on the installation frame, the elastic cushion is layed in the bottom of the key cap of key set, and the key is connected to institute
It states in installation frame, and the key is set to the lower section of the elastic cushion.
2. key device according to claim 1, which is characterized in that further include decoration, the decoration is enclosed set on institute
The outside of key cap of key set is stated, and is fixedly connected at the top of the decoration and the installation frame.
3. key device according to claim 2, which is characterized in that the inner wall of the decoration is equipped with first boss,
The outer edge of the elastic cushion is equipped with the first step matched with the first boss, and the first step is arranged in described
Between first boss and the installation frame.
4. key device according to claim 2 or 3, which is characterized in that it is convex that the outer wall of the decoration is equipped with second
Platform, the top of the installation frame are equipped with the second step matched with the second boss, and the second boss is arranged in institute
It states on second step.
5. key device according to claim 4, which is characterized in that it further include panel, the second boss and the face
The bottom surface of plate is mutually bonded, and the panel is equipped with location hole, and the key cap of key set and the decoration are located at the positioning hole.
6. key device according to claim 2, which is characterized in that the elastic cushion is adhered to institute by the first double-sided adhesive
The bottom of key cap of key set is stated, the decoration is mutually be bonded with the installation frame by the second double-sided adhesive.
7. key device according to claim 5, which is characterized in that further include pcb board corresponding with the key, institute
It states key to be set on the pcb board, and the pcb board is fixedly connected on the bottom of the installation frame by fastener.
8. key device according to claim 7, which is characterized in that the installation frame is transparent PC frame.
9. key device according to claim 8, which is characterized in that at least one LED light is installed on the pcb board,
Each LED light is respectively relative to the installation frame arrangement.
10. key device according to claim 7, which is characterized in that further include fixed bracket, the pcb board is fixed to be connected
It is connected on the fixed bracket, the fixed bracket is fixedly connected with the bottom of the panel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920190379.5U CN209343965U (en) | 2019-02-11 | 2019-02-11 | Key device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920190379.5U CN209343965U (en) | 2019-02-11 | 2019-02-11 | Key device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209343965U true CN209343965U (en) | 2019-09-03 |
Family
ID=67762407
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920190379.5U Active CN209343965U (en) | 2019-02-11 | 2019-02-11 | Key device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209343965U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112397325A (en) * | 2020-10-27 | 2021-02-23 | 无锡市方舟科技电子有限公司 | LED display waterproof key switch |
| WO2021238437A1 (en) * | 2020-05-28 | 2021-12-02 | Oppo广东移动通信有限公司 | Electronic device |
-
2019
- 2019-02-11 CN CN201920190379.5U patent/CN209343965U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2021238437A1 (en) * | 2020-05-28 | 2021-12-02 | Oppo广东移动通信有限公司 | Electronic device |
| CN112397325A (en) * | 2020-10-27 | 2021-02-23 | 无锡市方舟科技电子有限公司 | LED display waterproof key switch |
| CN112397325B (en) * | 2020-10-27 | 2022-06-24 | 无锡市方舟科技电子有限公司 | LED display waterproof key switch |
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