CN203456347U - An optical crystal mechanical switch - Google Patents
An optical crystal mechanical switch Download PDFInfo
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- CN203456347U CN203456347U CN201320589285.8U CN201320589285U CN203456347U CN 203456347 U CN203456347 U CN 203456347U CN 201320589285 U CN201320589285 U CN 201320589285U CN 203456347 U CN203456347 U CN 203456347U
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- luminescent crystal
- handle
- mechanical switch
- light
- emitter
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Abstract
The utility model discloses an optical crystal mechanical switch comprising a housing. The housing comprises a top housing and a bottom housing. A hole is disposed on the top housing. A press handle is disposed inside the hole. An elastic device is disposed in the bottom housing. The press handle is arranged over the elastic device. An optical crystal emitting device and an optical crystal receiving device are disposed inside the housing and are arranged oppositely. The press handle is equipped with a light shielding device for shielding an optical signal from the optical crystal emitting device. The light shielding device is arranged between the optical crystal emitting device and the optical crystal receiving device. An original static pressure plate and a metallic contact device on a movable pressure plate are replaced by the optical crystal device so as to overcome a defect of poor contact or incapable conduction caused by the button pressing times in the metallic contact device using process and the corrosion of soldering flux in a manufacturing technique and to greatly prolong service life and enhance reliability. Theoretically, the optical crystal mechanical switch can be used infinitely.
Description
Technical field
The utility model relates to the technical field of mechanical switch, particularly a kind of mechanical switch of luminescent crystal formula.
Background technology
In the industry of keyboard, the general switch adopting is the mechanical key switch of metal material contact, this switch is by being arranged on the metal material contact of static pressure plate in housing and dynamic pressure plate, whether to be in contact with one another to realize the break-make of switch, in pressing the displacement process of mechanical switch handle, meet and realize the conducting of mechanical switch in the metal material contact on dynamic pressure plate and static pressure sheetmetal material contact; When the handle of release mechanism switch, dynamic pressure plate returns to original position under the effect of spring, and the metal material contact on static pressure plate is left in dynamic pressure sheetmetal material contact, thereby realizes the disconnection of mechanical switch.Adopt this kind of scheme, mechanical switch hard contact easily damages, because in pressing the process of button, the elasticity of dynamic pressure plate can have larger difference with reset condition along with increasing of access times, easily cause insensitive or the state that can not conducting of hard contact contact, useful life is limited, to user, causes trouble.Another is convenient, and hard contact is metal manufacture, the easy impurity such as adhesion dust, and in manufacture process, be subject to the impact of solder flux, also will inevitably make the sensitivity of mechanical switch and useful life reduce.
Utility model content
The purpose of this utility model is that the shortcoming that overcomes prior art, with not enough, provides a kind of mechanical switch of luminescent crystal formula of long service life.
The purpose of this utility model is achieved through the following technical solutions:
A kind of mechanical switch of luminescent crystal formula, comprise housing, described housing comprises upper shell and lower house, on described upper shell, there is a perforate, in perforate, be provided with handle, in described lower house, be provided with elastic device, described handle is arranged on elastic device top, described enclosure interior is provided with luminescent crystal emitter and luminescent crystal receiving system, and described luminescent crystal emitter and luminescent crystal receiving system are oppositely arranged; Described handle is provided with the light-baffling device for shading light crystal emitter light signal, and described light-baffling device is between luminescent crystal emitter and luminescent crystal receiving system.
Preferably, described light-baffling device is a light barrier, and described light barrier vertically arranges, and when handle is in non-while pressing state, the bottom of light barrier is positioned at the top of luminescent crystal emitter luminous point; Now receive luminescent crystal in conducting state.
Preferably, described light-baffling device is a light barrier, and described light barrier vertically arranges, and when handle is in non-while pressing state, light barrier is positioned at the centre of luminescent crystal emitter and luminescent crystal receiving system.Now receive luminescent crystal in not on-state.
Preferably, described light-baffling device is a light barrier, and described light barrier vertically arranges, and described light barrier is provided with the loophole for luminescent crystal emitter light signal is passed.
Preferably, when handle is in non-while pressing state, the height of loophole is identical with the luminous point height of luminescent crystal emitter, now receives luminescent crystal in conducting state.
Preferably, when handle is in non-while pressing state, the height of loophole is positioned at the top with the luminous point height of luminescent crystal emitter, now receives luminescent crystal in not on-state.
Preferably, described elastic device is spring, and the inside of described lower house is provided with one for making the fixing fixed lever in spring bottom, and described spring housing is connected on fixed lever.
Preferably, described upper shell and lower house are provided with for by the fixing holding section matching of upper shell and lower house.
Preferably, upper shell and lower house are fixed together by securing member.
Preferably, described lower house is provided with one for pressing handle process and send the hand feel device of button sound.
The utility model has following advantage and effect with respect to prior art:
1, the utility model adopts luminescent crystal to replace original static pressure plate and dynamic pressure plate, the loose contact that causes because of touch potential or defect that cannot conducting have been overcome in use, greatly improved useful life, in theory, the use that the mechanical switch of luminescent crystal can be unlimited.
2, the utility model, by the parts that are in the light that are connected with button are set, can effectively realize blocking and not blocking of light signal, and planform is changeable, is applicable to large-scale industrial production.
3, mechanical switch of the present utility model can also be arranged to the switch of noiseless button, is applicable to the people that custom is worked or learnt in quiet environment.
4, mechanical switch of the present utility model can also be arranged to the switch of sound button, by increase, is arranged on the hand feel device in housing, in pressing the process of button, owing to clashing into, can produce clear and melodious strike note, better experiences to user.
Accompanying drawing explanation
Fig. 1 is the structural representation of the utility model embodiment 1.
Fig. 2 is the generalized section of the utility model embodiment 1.
Fig. 3 is the structural representation of the utility model embodiment 2.
Fig. 4 is the structural representation of the utility model embodiment 3.
Fig. 5 is the structural representation of the utility model embodiment 4.
Embodiment
Below in conjunction with embodiment and accompanying drawing, the utility model is described in further detail, but execution mode of the present utility model is not limited to this.
Embodiment 1
As shown in Figure 1 and Figure 2, the mechanical switch of a kind of luminescent crystal formula of the present embodiment, comprise housing, described housing comprises upper shell 1 and lower house 2, has a perforate on described upper shell, in perforate, be provided with handle 3, in described lower house, be provided with elastic device, in the present embodiment, elastic device is preferably spring 6, other elastic devices are equally applicable to the technical scheme of the present embodiment, as shell fragment etc.Described handle 3 is arranged on the top of spring 6, and described enclosure interior is provided with luminescent crystal emitter 4 and luminescent crystal receiving system 5, and described luminescent crystal emitter 4 and luminescent crystal receiving system 5 are oppositely arranged; Described handle 3 is provided with the light-baffling device 7 for shading light crystal emitter 4 light signals, described light-baffling device 7 is between luminescent crystal emitter 4 and luminescent crystal receiving system 5, on described luminescent crystal emitter, there is a luminous point 9, luminescent crystal in described luminescent crystal emitter and luminescent crystal receiving system is general luminescent crystal material, and by corresponding position, arrange, and form the electronic switch device of core the most together with light barrier in this device.。
In the present embodiment, described light-baffling device 7 is a light barrier, and light barrier vertically arranges, and when handle 3 is in non-while pressing state, the bottom of light barrier is positioned at the top of luminescent crystal emitter 4 luminous points 9, this kind of mechanical switch that mode is long open type; When handle 3 is when pressing state, light barrier moves down and shelters from the luminous point 9 of luminescent crystal emitter, and after covering, luminescent crystal receiving system 5 cannot receive light signal, the state of mechanical switch in disconnecting.The handle of pressing mechanical switch so repeatedly, can realize alternate conduction and the disconnection of mechanical switch.
As shown in Figure 2, the inside of described lower house 1 is provided with one for making the fixing fixed lever in spring bottom, and described spring 6 is socketed on fixed lever, prevents that spring from producing irregular deformation in the process of compression or bottom is shifted.
Described upper shell 1 and lower house 2 are provided with for by upper shell and the fixing holding section matching of lower house, by this kind of mode, are fixed together, can be for convenience detach, be convenient for changing part.In the present embodiment, described upper shell and lower house also can be fixed and be linked together by securing member.
As shown in Figure 1, in order better to experience to user, described lower house 2 is provided with one for pressing handle process and send the hand feel device 8 of button sound, when pressing handle, corresponding site and the hand feel device of handle bump, can produce clear and melodious strike note, user can better judge that whether button is successful.
The present embodiment is except following technical characterictic, and other technologies feature is all identical with embodiment 1:
As shown in Figure 3, in the present embodiment, described light-baffling device 7 is a light barrier, described light barrier vertically arranges, when handle is in non-while pressing state, the light signal of the part shading light crystal emitter 4 that is in the light of light barrier, when handle is in non-while pressing state, the top of light barrier is positioned at the below of luminescent crystal emitter luminous point 9.This mode is the mechanical switch of long enclosed, and when handle is not pressed, light barrier blocks light signal, and luminescent crystal receiving system cannot be received the signal of optical signal launcher transmitting; After handle is pressed, light barrier moves down with handle, thereby exposes the luminous point 9 of luminescent crystal emitter, thereby realizes the conducting of light signal.
Embodiment 3
The present embodiment is except following technical characterictic, and other technologies feature is all identical with embodiment 2:
In the present embodiment, light-baffling device is a light barrier, and described light barrier vertically arranges, and described light barrier is provided with the loophole 10 for luminescent crystal emitter light signal is passed.As shown in Figure 4, when handle is in non-while pressing state, the height of loophole is identical with the luminous point height of luminescent crystal emitter, and this kind of mode also belongs to the long mechanical switch of opening, before not pressing handle, luminescent crystal receiving system receives the light signal of luminescent crystal emitter transmitting always; After pressing handle, loophole moves with handle, from but not the part of printing opacity has just sheltered from the luminous point of luminescent crystal emitter, the transmission path of light signal is cut off, the state of mechanical switch in disconnecting.And so forth press handle, can realize disconnection and the conducting of mechanical switch.
The present embodiment is except following technical characterictic, and other technologies feature is all identical with embodiment 2:
In the present embodiment, light-baffling device is a light barrier, and described light barrier vertically arranges, and described light barrier is provided with the loophole 10 for luminescent crystal emitter light signal is passed.As shown in Figure 5, when handle is in non-while pressing state, loophole is positioned at the top of the luminous point of luminescent crystal emitter, be handle in non-when pressing state, the optical signal transmission path of luminescent crystal receiving system is cut off always, this kind of mode also belongs to long and closes mechanical switch, and before not pressing handle, luminescent crystal receiving system cannot receive the light signal of luminescent crystal emitter transmitting; After pressing handle, loophole moves with handle, makes the height of loophole identical with the height of the luminous point of luminescent crystal emitter, and the transmission path of light signal is not cut off, the state of mechanical switch in opening.And so forth press handle, can realize disconnection and the conducting of mechanical switch.
Above-described embodiment is preferably execution mode of the utility model; but execution mode of the present utility model is not restricted to the described embodiments; other any do not deviate from change, the modification done under Spirit Essence of the present utility model and principle, substitutes, combination, simplify; all should be equivalent substitute mode, within being included in protection range of the present utility model.
Claims (10)
1. the mechanical switch of a luminescent crystal formula, comprise housing, described housing comprises upper shell and lower house, on described upper shell, there is a perforate, in perforate, be provided with handle, in described lower house, be provided with elastic device, described handle is arranged on elastic device top, it is characterized in that, described enclosure interior is provided with luminescent crystal emitter and luminescent crystal receiving system, and described luminescent crystal emitter and luminescent crystal receiving system are oppositely arranged; Described handle is provided with the light-baffling device for shading light crystal emitter light signal, and described light-baffling device is between luminescent crystal emitter and luminescent crystal receiving system.
2. the mechanical switch of luminescent crystal formula according to claim 1, it is characterized in that, described light-baffling device is a light barrier, and described light barrier vertically arranges, when handle is in non-while pressing state, the bottom of described light barrier is positioned at the top of the luminous point of luminescent crystal emitter.
3. the mechanical switch of luminescent crystal formula according to claim 1, is characterized in that, described light-baffling device is a light barrier, and described light barrier vertically arranges, when handle is in non-while pressing state, and the light signal of described light barrier shading light crystal emitter; When handle is when pressing state, the top of described light barrier is positioned at the below of luminescent crystal emitter luminous point.
4. the mechanical switch of luminescent crystal formula according to claim 1, is characterized in that, described light-baffling device is a light barrier, and described light barrier vertically arranges, and described light barrier is provided with the loophole for luminescent crystal emitter light signal is passed.
5. the mechanical switch of luminescent crystal formula according to claim 4, is characterized in that, when handle is in non-while pressing state, the height of loophole is identical with the height of luminescent crystal emitter luminous point; When handle is when pressing state, loophole is positioned at the below of luminescent crystal emitter luminous point.
6. the mechanical switch of luminescent crystal formula according to claim 4, is characterized in that, when handle is in non-while pressing state, loophole is positioned at the top of luminescent crystal emitter luminous point; When handle is when pressing state, the height of loophole is identical with the height of luminescent crystal emitter luminous point.
7. according to the mechanical switch of the luminescent crystal formula described in any one in claim 1-6, it is characterized in that, described elastic device is spring, and the inside of described lower house is provided with one for making the fixing fixed lever in spring bottom, and described spring housing is connected on fixed lever.
8. according to the mechanical switch of the luminescent crystal formula described in any one in claim 1-6, it is characterized in that, described upper shell and lower house are provided with for by the fixing holding section matching of upper shell and lower house.
9. according to the mechanical switch of the luminescent crystal formula described in any one in claim 1-6, it is characterized in that, upper shell and lower house are fixed together by securing member.
10. according to the mechanical switch of the luminescent crystal formula described in any one in claim 1-6, it is characterized in that, described lower house is provided with one for pressing handle process and send the hand feel device of button sound.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320589285.8U CN203456347U (en) | 2013-09-23 | 2013-09-23 | An optical crystal mechanical switch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320589285.8U CN203456347U (en) | 2013-09-23 | 2013-09-23 | An optical crystal mechanical switch |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203456347U true CN203456347U (en) | 2014-02-26 |
Family
ID=50136205
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320589285.8U Expired - Fee Related CN203456347U (en) | 2013-09-23 | 2013-09-23 | An optical crystal mechanical switch |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203456347U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103474273A (en) * | 2013-09-23 | 2013-12-25 | 郝小妮 | Optical crystal type mechanical switch |
-
2013
- 2013-09-23 CN CN201320589285.8U patent/CN203456347U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103474273A (en) * | 2013-09-23 | 2013-12-25 | 郝小妮 | Optical crystal type mechanical switch |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140226 Termination date: 20140923 |
|
| EXPY | Termination of patent right or utility model |