CN109494107A - A kind of ultra-thin notebook optical keyboard - Google Patents
A kind of ultra-thin notebook optical keyboard Download PDFInfo
- Publication number
- CN109494107A CN109494107A CN201811500003.6A CN201811500003A CN109494107A CN 109494107 A CN109494107 A CN 109494107A CN 201811500003 A CN201811500003 A CN 201811500003A CN 109494107 A CN109494107 A CN 109494107A
- Authority
- CN
- China
- Prior art keywords
- side wall
- ultra
- key
- keycap
- thin notebook
- 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
- H01H13/7065—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 characterised by the mechanism between keys and layered keyboards
-
- 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
- H01H13/84—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 characterised by ergonomic functions, e.g. for miniature keyboards; characterised by operational sensory functions, e.g. sound feedback
Landscapes
- Input From Keyboards Or The Like (AREA)
- Push-Button Switches (AREA)
Abstract
The present invention provides a kind of ultra-thin notebook optical keyboard, including key, the key include that keycap protrudes from surface of keyboard；Key body is arranged below the keycap, for providing elastic-restoring force；Bottom plate is arranged below the key body, for fixing the key；And wiring board, it is arranged below the bottom plate, the output key signal for key triggering.Compared with the relevant technologies, ultra-thin notebook optical keyboard provided by the invention is lightening, structure is simple, long service life, easy to maintain and save the cost.
Description
Technical field
The present invention relates to computer auxiliary equipment field more particularly to a kind of ultra-thin notebook optical keyboards.
Background technique
In order to allow the user for electronic equipment to input, keyboard is commonly known in the art.Keyboard includes position
Several keys in several places in the top section of the keyboard are recessed or are open.The key, which may be electrically connected to, is located at electricity
Printed circuit board in sub- equipment.It generally includes and specification as keyboard type.In other words, at least part of printed circuit board
Below each key.Printed circuit board may include several switches or other assemblies, thus when the button is pressed,
In one switch or other assemblies be touched.
It is lightening with the fast development of portable notebook, miniaturization and Highgrade integration become computer manufacturer with
And user pursues, this requires the keyboards on the ancillary equipment of computer, especially portable notebook, also to meet lightening
Requirement, and keyboard of notebook computer in the prior art mostly uses greatly the structure of keycap, pressing structure and wiring board, wherein pressing
Usually conductive film is pressed using silica gel, scissor balanced structure supports, in this way by the way of the contact of contact in structure
Accommodating causes key switch thick, and pressing service life number is relatively low, can not realize the tap-tap that keyboard typing issues.
Therefore, it is necessary to a kind of novel ultra-thin notebook optical keyboard be provided, to overcome drawbacks described above.
Summary of the invention
It is lightening, structure is simple, makes the purpose of the present invention is to provide a kind of novel ultra-thin notebook optical keyboard
With the service life is long, easy to maintain and save the cost.
In order to achieve the above object, the present invention provides a kind of ultra-thin notebook optical keyboard, including key, the key packet
It includes:
Keycap protrudes from surface of keyboard；
Key body is arranged below the keycap, for providing elastic-restoring force；
Bottom plate is arranged below the key body, for fixing the key；
And wiring board, it is arranged below the bottom plate, the output key signal for key triggering；
Wherein, the key body includes that the upper housing connecting with keycap and the upper housing cooperatively form under accommodating space
Shell, the scissor connecting element and elastic element that the accommodating space is arranged in, the upper housing is equipped with boss, described convex
Be equipped with holly strip in platform, the position that the wiring board correspond to the holly strip is equipped with photoelectric sensor, the photoelectric sensor and
The circuit board electrical connection, the holly strip can be embedded at the intermediate space of the photoelectric sensor, to make the route
Plate output key signal.
Further, described scissor connecting element one end is fixed on the upper housing, and the opposite other end is fixed on institute
Lower case to be stated, and keeps the keycap mobile relative to the bottom plate, the elastic element is arranged among the scissor connecting element,
Described elastic element one end is connected to the upper housing, and the opposite other end is connected to the lower case, when the elastic element not
When being pushed against by the keycap, which provides elastic force restoring force and gives the keycap.
Further, the scissor connecting element include the first balance bracket and with first balance bracket hinged the
Two balance brackets, the side that first balance bracket is abutted with second balance bracket are equipped with shaft, second balance
The side that bracket is abutted with first balance bracket is equipped with hinge hole, and the shaft is embedded at the hinge hole.
Further, the lower case includes the intermediate bottom wall for being equipped with circular open and prolongs from bottom wall surrounding bending
The side wall stretched, the side wall include the first side wall, with the second sidewall of the first side wall parallel interval setting, connect described the
The third side wall of one side wall and the second sidewall and the 4th side wall being oppositely arranged with the third side wall.
Further, the first side wall is equipped with the first clamping platform being clamped with first balance bracket, the third
Side wall and the 4th side wall are equipped with the second clamping platform with second balance bracket clamping, and the lower case is far from described
The side of first clamping platform is equipped with accommodation groove, and first clamping platform is equipped with through-hole, and the through-hole runs through first clamping platform
And be connected to the accommodation groove, the second sidewall is equipped with notch section and the groove close to notch section setting, described recessed
Coil spring is equipped in slot.
Further, the photoelectric sensor is equipped in the accommodation groove.
Further, the upper housing is equipped with protruding portion far from the opposite other side of the boss, and the protruding portion is embedded
It is abutted in the notch section, and with the coil spring.
Further, through-hole described in the boss face is arranged, and the boss can pass through the through-hole and be inserted in institute
State accommodation groove.
Further, the upper housing is additionally provided with multiple clamping grooves for being clamped with the keycap, in the clamping groove
Equipped with clip-connecting rod.
Compared with the relevant technologies, ultra-thin notebook optical keyboard of the invention is by using photoelectric sensor and holly strip
Structure can make keyboard lightening through this structure, need to only meet the relative shift that convex block is plugged in accommodation groove, so that it may complete
At primary input；Protruding portion is set simultaneously and the key sound of keyboard is realized in coil spring cooperation, structure is simple, and long service life is easy to
Maintenance, save the cost.
Detailed description of the invention
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, and drawings in the following description are only some embodiments of the invention, common for this field
For technical staff, without creative efforts, it can also be obtained according to these attached drawings other attached drawings,
In:
Fig. 1 is the solid of the ultra-thin notebook optical keyboard of the present invention；
Fig. 2 is the stereogram exploded view of the ultra-thin notebook optical keyboard of the present invention；
Fig. 3 is the cross-sectional view of the ultra-thin notebook optical keyboard of the present invention.
3
Specific embodiment
The technical scheme in the embodiments of the invention will be clearly and completely described below, it is clear that described implementation
Example is only a part of the embodiments of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, this field is common
Technical staff's all other embodiment obtained without making creative work belongs to the model that the present invention protects
It encloses.
Referring to Fig. 1, the ultra-thin notebook optical keyboard 100, including key, the key include: keycap 1, key body
2, bottom plate 3 and wiring board 4.The prominent keyboard of the keycap 1 is for facilitating user to carry out pressing operations, and the key body 2 is for mentioning
It supplies the keycap and elastic-restoring force is provided, and keycap horizontal plane where with keyboard in depressed power is enable to hang down
It moves up and down on straight direction, for fixing key, the wiring board 4 is used in the key triggering bottom plate 3
Output key signal completes one-touch input operation.
A variety of different patterns, including rectangular, round or diamond shape etc. can be made in the keycap 1.
Fig. 2 and Fig. 3 are please referred to, the key body 2 includes that the upper housing 21 connecting with keycap 1 and the upper housing 21 cooperate
Lower case 22, the scissor connecting element 23 and elastic element 23 of the connection upper housing 21 and the lower case 22.
The bottom plate 3 is for key and keyboard to be fixed.
The wiring board 4 is equipped with photoelectric sensor 41 and light emitting LED lamp 42, the photoelectric sensor 41 and the route
Plate 4 is electrically connected, and the photoelectric sensor 41 can generate electric signal to the wiring board 4, believes 4 output key of wiring board
Number.The photoelectric sensor 41 uses infrared receiving tube and transmitting tube structure.
The scissor connecting element 23 is used to provide a support force to the keycap 1, and can by articulated structure
The keycap 1 is set to move up and down on the direction of horizontal plane where perpendicular to the keyboard, the scissor connection
23 one end of element is fixed on the upper housing 21, and the opposite other end is fixed on the lower case 22, and make the keycap 1 relative to
The bottom plate 3 is mobile.
The elastic element 24 is arranged among the scissor connecting element 23, and described 24 one end of elastic element is connected to
The upper housing 21, the opposite other end are connected to the lower case 22, should when the elastic element is not pushed against by the keycap 1
Elastic element 24 provides elastic force restoring force and gives the keycap 1.
21 side of upper housing is equipped with boss 211, and the upper housing 21 is set far from the opposite other side of the boss 211
There is protruding portion 212, is equipped with holly strip 2111, when pressing the keycap 1, the scissor connecting element in the boss 211
23 downward compression, the upper housing 21 are moved down relative to the lower case 22, and the boss 211 can be embedded at described
In lower case 22.
The lower case 22 includes the intermediate bottom wall 221 for being equipped with circular open 220 and bends from 221 surrounding of bottom wall
The side wall 222 of extension, the side wall 222 include the first side wall 2221, the with 2221 parallel interval of the first side wall setting
Two side walls 2222, the connection the first side wall 2221 and the second sidewall 2222 third side wall 2223 and with the third
The 4th side wall 2224 that side wall 2223 is oppositely arranged in parallel.The lower case 22 is arranged with 21 relative spacing of upper housing, institute
Lower case 22 is stated to be used for fixed function and provide support limit to the scissor connecting element 23.The light emitting LED lamp 42
It is arranged in the circular open 220, for providing light source to keyboard.
, the scissor connecting element 23 include the first balance bracket 231 and with first balance bracket 231 hinged the
Two balance brackets 232, the side that first balance bracket 231 is abutted with second balance bracket 232 are equipped with hinge hole
2311, the side that second balance bracket 232 is abutted with first balance bracket 231 is equipped with shaft 2321, the shaft
2321 are embedded at the hinge hole 2311.
The first side wall 2221 is equipped with the first clamping platform 2312 for being clamped with first balance bracket 231, and described the
Three side walls 2223 and the 4th side wall 2224 are equipped with the second clamping platform 2322 with second balance bracket 232 clamping,
One end of first balance bracket 231 is connected in first clamping platform 2312, and the other end is connected in the upper housing 21, institute
The one end for stating the second balance bracket 232 is connected in second clamping platform 2322, and the other end is connected in the upper housing 21, described
First balance bracket 231 and second balance bracket 232 are in intersection construction.
The lower case 22 is equipped with accommodation groove 2230, the accommodation groove 2230 far from the side of first clamping platform 2312
For accommodating the photoelectric sensor 41.
First clamping platform 2312 is equipped with through-hole 23120, and the through-hole 23120 runs through first clamping platform 2312 simultaneously
It is connected to the accommodation groove 2230, the setting of through-hole 23120 described in 211 face of boss, the boss 211 can pass through described
Through-hole 23120 is simultaneously inserted in the accommodation groove 2230, to make the holly strip 2111 by the signal of the photoelectric sensor 41
Partition.
The second sidewall 2222 is equipped with notch section 22220 and the groove close to the notch section 22220 setting
22221, the groove 22221 is interior to be equipped with coil spring 25.The protruding portion 212 is embedded at the notch section 22220, and with the line
Spring 25 abuts, and hits the key sound for issuing clatter clatter with the coil spring 25 for protruding portion 212 described during key.
The upper housing 21 is additionally provided with multiple clamping grooves 213 for being clamped with the keycap 1, in the clamping groove 213
Equipped with clip-connecting rod 2131
Specifically, pressing keys, keycap and upper housing are clamped when keyboard inputs, upper housing is pushed under pressing force effect
It moves downward, scissor connecting element guides keycap and upper housing relative under where perpendicular to keyboard on the direction of horizontal plane
Position where shell is mobile, so that boss be made to slowly move through through-hole downwards, and is finally plugged in accommodation groove, to photoelectric sensing
Device is separated, and photoelectric sensor is made to generate an electric signal to wiring board；Pressing terminates, the scissor connection member of resilient element urges
Part return, so that keycap replys initial position, to be inputted next time.
Compared with the relevant technologies, ultra-thin notebook optical keyboard of the invention is by using photoelectric sensor and holly strip
Structure can make keyboard lightening through this structure, need to only meet the relative shift that convex block is plugged in accommodation groove, so that it may complete
At primary input；Protruding portion is set simultaneously and the key sound of keyboard is realized in coil spring cooperation, structure is simple, and long service life is easy to
Maintenance, save the cost.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (9)
1. a kind of ultra-thin notebook optical keyboard, including key, which is characterized in that the key includes:
Keycap protrudes from surface of keyboard；
Key body is arranged below the keycap, for providing elastic-restoring force；
Bottom plate is arranged below the key body, for fixing the key；
And wiring board, it is arranged below the bottom plate, the output key signal for key triggering；
Wherein, the key body include the upper housing being connect with keycap, with the upper housing cooperatively form accommodating space lower case,
The scissor connecting element and elastic element of the accommodating space be set, and the upper housing is equipped with boss, in the boss
Equipped with holly strip, the wiring board correspond to the holly strip position be equipped with photoelectric sensor, the photoelectric sensor with it is described
Circuit board electrical connection, the holly strip can be embedded at the intermediate space of the photoelectric sensor, to keep the wiring board defeated
Push button signalling out.
2. ultra-thin notebook optical keyboard according to claim 1, it is characterised in that: described scissor connecting element one end
It is fixed on the upper housing, the opposite other end is fixed on the lower case, and keeps the keycap mobile relative to the bottom plate, described
Elastic element is arranged among the scissor connecting element, and described elastic element one end is connected to the upper housing, opposite
The other end is connected to the lower case, and when the elastic element is not pushed against by the keycap, which provides elastic force and reply
Power gives the keycap.
3. ultra-thin notebook optical keyboard according to claim 2, it is characterised in that: the scissor connecting element includes
First balance bracket and with hinged second balance bracket of first balance bracket, first balance bracket and described second flat
The side that weighing apparatus bracket abuts is equipped with shaft, and the side that second balance bracket is abutted with first balance bracket is equipped with hinged
Hole, the shaft are embedded at the hinge hole.
4. ultra-thin notebook optical keyboard according to claim 1, it is characterised in that: the lower case is equipped with including centre
The bottom wall of circular open and the side wall extended from bottom wall surrounding bending, the side wall include the first side wall, with described the
The second sidewall of one side wall parallel interval setting, the third side wall for connecting the first side wall and the second sidewall and with institute
State the 4th side wall that third side wall is oppositely arranged.
5. ultra-thin notebook optical keyboard according to claim 4, it is characterised in that: the first side wall be equipped with it is described
First clamping platform of the first balance bracket clamping, the third side wall and the 4th side wall are equipped with and the second balance branch
Second clamping platform of frame clamping, the lower case are equipped with accommodation groove, first clamping far from the side of first clamping platform
Platform is equipped with through-hole, and the through-hole is connected to through first clamping platform and with the accommodation groove, and the second sidewall is equipped with notch
Portion and the groove being arranged close to the notch section, the groove is interior to be equipped with coil spring.
6. ultra-thin notebook optical keyboard according to claim 5, it is characterised in that: be equipped with the light in the accommodation groove
Electric transducer.
7. ultra-thin notebook optical keyboard according to claim 5, it is characterised in that: the upper housing is far from the boss
The opposite other side be equipped with protruding portion, the protruding portion is embedded at the notch section, and abuts with the coil spring.
8. ultra-thin notebook optical keyboard according to claim 7, it is characterised in that: through-hole described in the boss face is set
It sets, the boss can pass through the through-hole and be inserted in the accommodation groove.
9. ultra-thin notebook optical keyboard according to claim 8, it is characterised in that: the upper housing is additionally provided with multiple use
In the clamping groove being clamped with the keycap, the clamping groove is interior to be equipped with clip-connecting rod.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811500003.6A CN109494107A (en) | 2018-12-07 | 2018-12-07 | A kind of ultra-thin notebook optical keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811500003.6A CN109494107A (en) | 2018-12-07 | 2018-12-07 | A kind of ultra-thin notebook optical keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109494107A true CN109494107A (en) | 2019-03-19 |
Family
ID=65698507
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811500003.6A Pending CN109494107A (en) | 2018-12-07 | 2018-12-07 | A kind of ultra-thin notebook optical keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109494107A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109920679A (en) * | 2019-03-21 | 2019-06-21 | 东莞璟阳电子科技有限公司 | A kind of contactless axis and key of key |
| WO2022147634A1 (en) * | 2021-01-05 | 2022-07-14 | 广东瑞讯电子科技有限公司 | Micro-motion balancing ultrathin key assembly |
-
2018
- 2018-12-07 CN CN201811500003.6A patent/CN109494107A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109920679A (en) * | 2019-03-21 | 2019-06-21 | 东莞璟阳电子科技有限公司 | A kind of contactless axis and key of key |
| CN109920679B (en) * | 2019-03-21 | 2024-05-03 | 东莞璟阳电子科技有限公司 | Non-contact type shaft of key and key |
| WO2022147634A1 (en) * | 2021-01-05 | 2022-07-14 | 广东瑞讯电子科技有限公司 | Micro-motion balancing ultrathin key assembly |
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