CN105374604B - A kind of button and keyboard - Google Patents
A kind of button and keyboard Download PDFInfo
- Publication number
- CN105374604B CN105374604B CN201510810702.0A CN201510810702A CN105374604B CN 105374604 B CN105374604 B CN 105374604B CN 201510810702 A CN201510810702 A CN 201510810702A CN 105374604 B CN105374604 B CN 105374604B
- Authority
- CN
- China
- Prior art keywords
- holding section
- guide pillar
- keycap
- button
- guide
- 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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Classifications
-
- 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
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2233/00—Key modules
- H01H2233/07—Cap or button on actuator part
- H01H2233/074—Snap coupling
Landscapes
- Push-Button Switches (AREA)
Abstract
The present invention provides a kind of button and keyboard, and the button includes keycap, guide pillar and guide pin bushing；The guide pillar, with the first holding section and the second holding section；The keycap, with the first holding section；The guide pin bushing, with the second holding section, the guide pin bushing is to set the guide pillar；Wherein, first holding section is fixed with first holding section so that the keycap is fixed on the guide pillar, and second holding section coordinates so that the guide pillar does not come off from the guide pin bushing with second holding section.Whereby, keycap from dropping can be prevented while key assembling is facilitated.
Description
Technical field
The present invention relates to button field, more particularly to a kind of button and keyboard for preventing that keycap from coming off from key post.
Background technology
Referring to Fig. 1, existing button includes keycap 1a, guide pin bushing 2a, elastic supporting member for supporting optical member 3a and pedestal 4a, wherein keycap 1a tools
There are support arm 11a, key post 12a and snap fit 13a, snap fit 13a is formed at support arm 11a free end, and guide pin bushing 2a has keyhole 21a and card
Conjunction portion 22a；When assembling, first elastic supporting member for supporting optical member 3a can be fixed on pedestal 4a, then guide pin bushing 2a is arranged on pedestal 4a, most
Keycap 1a key post 12a is just being inserted into keyhole 21a to guide pin bushing 2a afterwards, because snap fit 13a has inclined-plane, when keycap 1a is along the first party
Supported to D1 ' into guide pin bushing 2a, support arm 11a snap fit 13a ends can be to the Direction distortion close to key post 12a, so that snap fit 13a can be complete
It is complete enter keyhole 21a and with holding section 22a；When user presses keycap 1a along first direction D1 ', key post 12a can be compressed
Elastic supporting member for supporting optical member 3a simultaneously turns on the conductive film circuit layer on pedestal 4a, now, and the conducting control of button can be achieved；Work as user
When terminating pressing keycap 1a, elastic supporting member for supporting optical member 3a can produce an elastic restoring force to compress key post 12a, so that keycap 1a edges
First direction D1 ' reverse work recovers the motion of the state to pressing, when snap fit 13a is abutted with guide pin bushing 2a holding section 22a
When, keycap 1a stops continuing the counter motion along first direction D1 ' in keyhole 21a, and ensures keycap 1a not from keyhole 21
Ejection.The snap fit 13a and holding section 22a of the right button cooperation are only capable of overcoming elastic supporting member for supporting optical member 3a elastic restoring force, it is to avoid
Keycap 1a ejects keyhole 21a in the presence of elastic restoring force, and in actual use, keycap 1a is acted on simultaneously when there is external force
Along first direction D1 ' when reversely going up, keycap 1a is easy to extract from keyhole 21a, and causes keycap 1a to come off.
Therefore, it is necessary to a kind of new button and keyboard be designed, to overcome drawbacks described above.
The content of the invention
It is an object of the invention to provide a kind of button and keyboard, it can prevent keycap from being come off from guide pin bushing.
To reach above-mentioned purpose, the button that the present invention is provided includes keycap, guide pillar and guide pin bushing；The guide pillar, with first
Holding section and the second holding section；The keycap, with the first holding section；The guide pin bushing, with the second holding section, the guide pin bushing is to set
The guide pillar；Wherein, first holding section and first holding section are fixed so that the keycap is fixed on the guide pillar, second holding section
Coordinate with second holding section so that the guide pillar does not come off from the guide pin bushing.
Preferably, the guide pillar also has the first groove, the keycap has support arm, and the support arm is arranged in first groove.
Preferably, the guide pin bushing also has the first guide groove, the guide pillar is arranged in first guide groove.
Preferably, the guide pin bushing also has first end and the second end, second end is with respect to the first end away from the keycap, and this is led
Post is inserted in first guide groove in assembling process from second end, and the guide pillar can not skid off this from the first end and first lead
Groove.
Preferably, first holding section is one of snap fit and neck, first holding section is the snap fit and the card
Groove it is wherein another.
Preferably, the guide pillar has first surface, second holding section protrudes from the first surface.
Preferably, the keycap also has hot molten column, the guide pillar, which also has to melt, puts portion, when first holding section and first card
When conjunction portion is fixed, the hot molten column melts that to put portion corresponding with this.
Preferably, being coated with bonding glue-line between the keycap and the guide pillar.
Preferably, the guide pillar also has the 3rd holding section, the 3rd holding section coordinates so that guide pillar with second holding section
It is fixed on the guide pin bushing.
To reach above-mentioned purpose, the present invention separately provides a kind of keyboard, and the keyboard includes pedestal, at least one above-mentioned button,
At least one button is arranged on the pedestal.
Compared with prior art, the split-type design of the invention by keycap, guide pillar and guide pin bushing that the present invention is provided, and
Fixed by the first holding section on the first holding section on keycap and guide pillar, the on the second holding section and guide pin bushing on guide pillar
Two holding sections coordinate, and keycap from dropping is prevented while facilitating key assembling.
Brief description of the drawings
Fig. 1 is the cross-sectional view of prior art button；
Fig. 2 is the dimensional structure diagram of the button of the embodiment of the present invention；
Fig. 3 decomposes assembly structure diagram for the button of the embodiment of the present invention；
Fig. 4 is Fig. 2 along A-A directional profile dimensional structure diagrams；
Fig. 5 is Fig. 2 along B-B directional profile dimensional structure diagrams；
Fig. 6 is Fig. 2 along C-C directional profile dimensional structure diagrams.
Embodiment
To make to have further understanding to the purpose of the present invention, construction, feature and its function, hereby coordinate embodiment detailed
It is described as follows.
Some vocabulary have been used among specification and claims to censure specific element.Have in art
Usual skill is, it is to be appreciated that manufacturer may call same element with different nouns.This specification and right will
Ask book not in the way of the difference of title is used as differentiation element, but differentiation is used as with the difference of element functionally
Criterion.It is open term in the " comprising " of specification in the whole text and claim mentioned in, therefore should be construed to " including but
It is not limited to ".
Reference picture 2 discloses the structural representation of the first embodiment of button of the present invention to shown in Fig. 6；Fig. 2 is the present invention
The dimensional structure diagram of the button of embodiment；Fig. 3 decomposes assembly structure diagram for the button of the embodiment of the present invention；Fig. 4 is
Fig. 2 is along A-A directional profile dimensional structure diagrams；Fig. 5 is Fig. 2 along B-B directional profile dimensional structure diagrams；Fig. 6 is Fig. 2 edges
C-C directional profile dimensional structure diagrams.Referring to Fig. 3, button 001 include keycap 1, guide pillar 2, guide pin bushing 3, elastic supporting member for supporting optical member 4 with
And pedestal 5, pedestal 5 is with conductive film circuit layer 51 and bottom 52, and conductive film circuit layer 51 is arranged at bottom 52, elasticity branch
Support member 4 is arranged at the control to realize the on or off of button 001 on conductive film circuit layer 51；In implementation process,
Elastic supporting member for supporting optical member 4 can be Elastic plastic-rubber, can also be the elastic components such as spring, be not limited, can provide keycap 1 recover by by
Press the elastic restoring force of front position.
Keycap 1 has press section 11, a holding section 121 of support arm 12 and first, support arm 12 in press section 11 surface along axle
Upwardly extended to Z side, and the first holding section 121 is formed with free end.With in the present embodiment, with two support arms 12, distinguishing
With one first holding section 121, it is symmetrical arranged with respect to axis Z, referring to Fig. 2；First holding section 121 is in the freedom of support arm 12
End is upwardly extended towards dorsad axis Z side.
Guide pillar 2 has the first holding section 21, the second holding section 22, the first groove 23, the 3rd holding section 24, first surface 25
And key post 27, the second holding section 22 and the 3rd holding section 24 protrude from first surface 25 along along the direction away from axis Z, and
Two holding sections 22 and the 3rd holding section 24 are located at one end of guide pillar, and relative 3rd holding section 24 in the second holding section 22 is closer to guide pillar
2 end, i.e. relative second holding section 22 in the 3rd holding section 24 is closer to the middle part of guide pillar 2, and key post 27 is used in elasticity
Support member 4 coordinates, to compress the elastic supporting member for supporting optical member 4 and realize the conducting of conductive film circuit layer 51；When assembling, by keycap 1
Support arm 12 vertically Z in guide pillar 2 the other end insert the first groove 23 in, support arm 12 is arranged in the first groove 23, first
Support sector 121 is fixed in the first groove 23 with the first holding section 21, and keycap 1 is fixed on guide pillar 2 whereby.Yu Benshi
Apply in example, the first holding section 121 is snap fit, the first holding section 21 is neck, and the neck is arranged in the internal side wall of guide pillar 2；
In other embodiment, the first holding section 121 can be neck, and the first holding section 21 is snap fit, with the fixing that cooperates.Whereby,
Keycap 1 is avoided to be come off from guide pillar 2, and it is easy to assembly.
Guide pin bushing 3 has first end 31, the second end 32, the second holding section 33 and the first guide groove 34, the second end 32 of guide pin bushing 3
It is arranged on pedestal 5, the second holding section 33 is located in the first guide groove 34, and guide pin bushing 3 is to set guide pillar 2, and guide pillar 2 is arranged at guide pillar
In 2 the first guide groove 34.
When assembling, first guide pillar 2 is sheathed in guide pin bushing 3, in specific implementation, by guide pillar 2 from the second end 32 of guide pin bushing 3
Insert the first guide groove 34, i.e. one end that guide pillar 2 is not provided with into the second holding section 22 is inserted from the second end 32 of guide pin bushing 3, guide pillar 2
In D1 reverse continuation is moved with respect to guide pin bushing 3 in the first direction in the first guide groove 34, the 3rd holding section 24 can be with the second holding section
33 clampings, referring to Fig. 5, it is to avoid guide pillar 2, which is continued at, to move with respect to guide pin bushing 3 and skidded off from first end 32 in the first guide groove 34, works as receipts
During to external force, the 3rd holding section 24 skids off from the second holding section 33 and continued along the first guide groove 34 in the reverse of first direction D1
Motion, now, the second holding section 22 engages with the second holding section 33, and the second holding section 22 coordinates so as to lead with the second holding section 33
Post 2 does not come off from guide pin bushing 3.Then, the guide pin bushing 3 for being provided with guide pillar 2 is fixed on pedestal 5, i.e. by the second end 32 of guide pin bushing 3
It is fixed on pedestal 5, and makes key post 27 corresponding with elastic supporting member for supporting optical member 4, when the guide pin bushing 3 for being provided with guide pillar 2 is fixed on pedestal 5
When, key post 27 is right against elastic supporting member for supporting optical member 4.Finally, the support arm 12 of keycap 1 is located to first at the first end 31 of guide pin bushing 3 certainly
Groove 23 is inserted, i.e. the first holding section 121 of support arm 12 is inserted to the first groove 23 of guide pillar 2, two the first holding sections 121
Compressed with the porch of the first groove 23 of guide pillar 2 and produce move toward one another, support arm 12 is deformed, can make that there is the first holding section
The end of 121 support arm 12 enters the first groove 23, continues to active force, support arm 12 is slided in the first groove 23, so that
Keycap 1 is moved with respect to guide pillar 2, when the first holding section 121 slides into the first holding section 21, due to the recoverable force power of support arm 12,
So that the first holding section 121 on the direction away from axis Z in moving, the first holding section 121 engages with the first holding section 21, joins
Plus Fig. 4, it can realize that keycap 1 is fixed on guide pillar 2 herein, now the relative first end 31 in the second end 32 of guide pin bushing 3 is away from keycap 1.
Whereby, when can avoid the external force from acting on keycap 1, keycap 1 in first direction D1 it is reverse on come off in button 001.
It is preferred that, referring to Fig. 6, keycap 1 also has hot molten column 13, and hot molten column 13 is formed at press section 11, thermal capacitance post 13 with
Support arm 12 is formed at the same surface of press section 11, it is preferred that thermal capacitance post 13 is parallel to support arm 12；Guide pillar 2, which also has to melt, puts portion 26,
When the first holding section 121 and the first holding section 21 are fixed, hot molten column 13 is put portion 26 and is correspondingly arranged with molten, now, can be to heating
Post 13 heats and realizes that thermal capacitance post 13 is fixed on portion 26 of putting of melting, and then realizes that keycap 1 is fixed with respect to guide pillar 2.In this embodiment
Reflow process, can carry out after the insertion guide pin bushing 3 of guide pillar 2, guide pin bushing 3 is fixed on pedestal 5 again after completing reflow process.Yu Qi
In his embodiment, when keycap 1 is fixed on guide pillar 2, also may be selected the first holding section 121, the second holding section 21 or
Bonding glue-line is coated with support arm 12, bonding during realizing the first holding section 121 and the fixation of the second holding section 21 makes keycap 1
More firmly it is arranged on guide pillar 2, it is to avoid when external force is acted on, keycap 1 comes off from guide pillar 2.
A kind of keyboard is also disclosed in the embodiment of the present invention, and the keyboard includes above-mentioned button 001, and multiple buttons 001 are arranged at
On shared pedestal 5, during use, designed by the split of the keycap 1 on each button 001, guide pillar 2 and guide pin bushing 3,
And fixed by the first holding section 121 on keycap 1 and the first holding section 21 on guide pillar 2, the second holding section 22 on guide pillar 2
Coordinate with the second holding section 33 on guide pin bushing 3, prevent keycap from being come off to keyboard while facilitating key assembling.
The present invention is been described by by above-mentioned related embodiment, but above-described embodiment is only the example for implementing the present invention.
It must be noted that, the embodiment disclosed is not limiting as the scope of the present invention.On the contrary, do not depart from the present invention spirit and
In the range of the change and retouching made, belong to the scope of patent protection of the present invention.
Claims (10)
1. a kind of button, including keycap, guide pillar and guide pin bushing, it is characterised in that：
The guide pillar, with the first holding section, the second holding section and the first groove；
The keycap, with the first holding section and support arm；
The guide pin bushing, with the second holding section, the guide pin bushing is to set the guide pillar；
Wherein, the support arm insert first groove so that first holding section in first groove with the first holding section card
Gu, so that the keycap is fixed on the guide pillar, second holding section coordinates so that the guide pillar is not from the guide pin bushing with second holding section
Come off.
2. button as claimed in claim 1, it is characterised in that the keycap has two support arms, two support arms respectively at
Free end forms first holding section, and relative axis is symmetrical arranged.
3. button as claimed in claim 1, it is characterised in that the guide pin bushing also has the first guide groove, the guide pillar be arranged at this
In one guide groove.
4. button as claimed in claim 3, it is characterised in that the guide pin bushing also has first end and the second end, the second end phase
To the first end away from the keycap, the guide pillar is inserted in first guide groove in assembling process from second end, and the guide pillar without
Method skids off first guide groove from the first end.
5. button as claimed in claim 1, it is characterised in that first holding section is one of snap fit and neck, is somebody's turn to do
First holding section is the wherein another of the snap fit and the neck.
6. button as claimed in claim 1, it is characterised in that the guide pillar has first surface, second holding section is protruded from
The first surface.
7. button as claimed in claim 1, it is characterised in that the keycap also has hot molten column, the guide pillar, which also has to melt, puts portion,
When first holding section and first holding section are fixed, the hot molten column melts that to put portion corresponding with this.
8. button as claimed in claim 1, it is characterised in that bonding glue-line is coated between the keycap and the guide pillar.
9. button as claimed in claim 1, it is characterised in that the guide pillar also has the 3rd holding section, the 3rd holding section with
Second holding section coordinates so that guide pillar is fixed on the guide pin bushing.
10. a kind of keyboard, including pedestal, it is characterised in that also including the button described in claim any one of 1-9, at least one
The individual button is arranged on the pedestal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510810702.0A CN105374604B (en) | 2015-11-19 | 2015-11-19 | A kind of button and keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510810702.0A CN105374604B (en) | 2015-11-19 | 2015-11-19 | A kind of button and keyboard |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN105374604A CN105374604A (en) | 2016-03-02 |
| CN105374604B true CN105374604B (en) | 2017-07-25 |
Family
ID=55376701
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510810702.0A Active CN105374604B (en) | 2015-11-19 | 2015-11-19 | A kind of button and keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105374604B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105931908A (en) * | 2016-06-24 | 2016-09-07 | 黄修海 | Membrane keyboard |
| CN106531520B (en) * | 2016-09-28 | 2018-08-31 | 苏州达方电子有限公司 | Button |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1716482A (en) * | 2004-07-01 | 2006-01-04 | 阿尔卑斯电气株式会社 | Push switch |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP4360159B2 (en) * | 2003-09-04 | 2009-11-11 | ソニー株式会社 | Switch device |
-
2015
- 2015-11-19 CN CN201510810702.0A patent/CN105374604B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1716482A (en) * | 2004-07-01 | 2006-01-04 | 阿尔卑斯电气株式会社 | Push switch |
Also Published As
| Publication number | Publication date |
|---|---|
| CN105374604A (en) | 2016-03-02 |
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