CN208385242U - A kind of independent band sound presses axis and photoinduction ultra-thin keyboard - Google Patents
A kind of independent band sound presses axis and photoinduction ultra-thin keyboard Download PDFInfo
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- CN208385242U CN208385242U CN201821139609.7U CN201821139609U CN208385242U CN 208385242 U CN208385242 U CN 208385242U CN 201821139609 U CN201821139609 U CN 201821139609U CN 208385242 U CN208385242 U CN 208385242U
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Abstract
The utility model provides a kind of independent band sound by axis and photoinduction ultra-thin keyboard, including pcb board, the pcb board is equipped with fixed iron plate and multiple LED light groups, fixed iron plate upper end is equipped with multiple independent band sounds and presses axis, fixed iron plate upper end is additionally provided with multiple scissors, scissor upper end is equipped with keycap, and LED light group includes a transmitting terminal and a receiving end, and the optical path of conducting can be formed between transmitting terminal and receiving end；It includes upper-lower casing and button that the independent band sound, which presses axis, it is interior to be equipped with reset spring, button can block and be connected in the process of moving up and down the optical path between LED light group, block during pressing lower button or connect optical path, to realize PCB signal off and on；Incomplete structure positive and negative anodes elastic piece structures, simplify production process, and extend the service life of keyboard；It is pressed and in release process, V-arrangement elastic slice rebounds after being extruded hits with shell by button, to generate sound and wave feel, increases usage experience.
Description
Technical field
The utility model relates to keyboard technique fields, and it is ultra-thin by axis and photoinduction to be specifically related to a kind of independent band sound
Keyboard.
Background technique
Keyboard is a kind of instruction and data input unit for operating equipment operation, is the most frequently used and most important defeated
Enter equipment, English alphabet, number, punctuation mark etc. can be input in computer by keyboard, to be issued to computer
Order, input data etc..In the use process of computer, it be unable to do without the use of keyboard.
Currently, keyboard mainly includes circuit board, key switch axis on circuit boards is installed and connects key switch axis
Keycap, in general keyboard, main getting type generally passes through pressing keycap, makes to be mounted under key switch axis
The positive elastic slice and cathode elastic slice in portion contact, so that an input signal is formed, but in use, due to positive elastic slice
Deformation occurs to be in contact with cathode elastic slice, to form the input of signal, therefore for being mounted on key switch axis
The dimension precision requirement of the positive and negative anodes elastic slice of lower part is higher, therefore process is more difficult, and in prolonged use process
In, due to positive elastic slice and cathode elastic slice deformation often, positive elastic slice and cathode elastic slice cannot be restored to original position,
At this point, positive and negative anodes elastic slice will not be in contact during pressing keycap, the input of signal cannot be formed, and then key can not make
With moreover, maintenance process is complicated for the structure of damage, maintenance cost is high.
Utility model content
The utility model is easily damaged during use for the production difficulty of positive and negative anodes elastic slice in the prior art
Problem now provides a kind of independent band sound by axis and photoinduction ultra-thin keyboard, passes through disconnection between LED light group or connection is real
The input of existing push button signalling, not only can simplify production process, the service life of prolonging keyboard, meanwhile, by using V-arrangement elastic slice
Shell, available sound and wave feel are hit, and easy to repair.
The utility model provides a kind of independent band sound by axis and photoinduction ultra-thin keyboard, including pcb board, described
Pcb board is equipped with fixed iron plate and multiple LED light groups, and the fixed iron plate upper end is equipped with multiple independent band sounds and presses axis, institute
It states fixed iron plate upper end to be additionally provided with independent band sound by the corresponding scissor of axis, the scissor upper end is equipped with keycap；
The LED light group includes a transmitting terminal and a receiving end, and conducting can be formed between the transmitting terminal and receiving end
Optical path, shown optical path is parallel with pcb board；
It includes button and shell that the independent band sound, which presses axis, the shell include the upper housing being connected by a snap and
Lower case forms hollow structure, guide groove, table on the upper housing is equipped with inside the lower case between upper housing and lower case
Face is equipped with pilot hole, and the button includes the guide part being slidably connected with guide groove, and the button is moved up and down across pilot hole,
The button bottom is equipped with the buckle being clamped with pilot hole, is equipped between the button bottom and lower case bottom surface and resets bullet
Spring, after release button, under the action of reset spring, button can automatically reset；
The guide groove side of the lower case is equipped with the through-hole of vertically-guided slot, and the through-hole is pressed between LED light group
When pressing button, through-hole can be blocked when guide part moves down, after release button, guide part is moved upward to through-hole upper end position
It sets, through-hole exposes, and when the through-hole portion of being not directed to is blocked, the optical path of conducting is capable of forming between LED light group, is directed in through-hole
After portion is blocked, the optical path between LED light group is cut off；
It is equipped with card slot in the lower case, sound part is equipped in card slot, the sound part height is supreme lower than card slot bottom surface
Shell bottom surface height, the sound part can move up and down in card slot, the sound part be V-arrangement elastic slice, the one of V-arrangement elastic slice
Side is bonded with inner walls, and the other side is equipped with protrusion, and the side of the button is equipped with press section, and press section is moved up and down in button
The protrusion with V-arrangement elastic slice touches in the process, and V-arrangement elastic slice can move upwards under the action of button projection portion to be hit under upper housing
Surface；
The fixed iron plate is equipped with for the independent hole passed through with sound by axis and LED light group, the independent band
Sound is pressed and is equipped with buckle on the outside of axis, described independent to press axis with sound and pass through hole on fixed iron plate and by buckle and fixed iron
Plate is fixed, and is fixed independent band sound by axis and fixed iron plate by buckle；
The pcb board is equipped with to be pressed axis and consolidates with the independent opening being adapted to sound by axis edge, independent band sound
Determine iron plate it is fixed after, it is independent with sound by being sunken in opening under the lower case of axis.
Preferably, the bottom of the lower case is equipped with guide post to one kind as the present embodiment, and the reset spring, which is sheathed on, leads
On column, for being positioned to reset spring.
Preferably, the outside of the upper housing is equipped with shading piece to one kind as the present embodiment, and the shading piece is centered around LED
The outside of lamp group, the shading piece are spaced apart by adjacent LED lamp group.
The beneficial effects of the utility model are:
1, independent band sound is installed with snap by not needing to weld between axis and pcb board, simplifies and produced
Journey reduces assembling cost, and after-sales service is convenient；
2, optical path is formed between every group of LED light, optical path is blocked or connected during pressing independent band sound by axis,
To realize the input of signal；
3, positive and negative elastic piece structure is omitted, can simplify production and assembling process, the service life of prolonging keyboard, meanwhile,
Also it can be convenient subsequent maintenance work；
4, setting V-arrangement elastic slice is pressed in axis in each independent band sound, by the independent process pressed with sound by axis
In, V-arrangement elastic slice rebounds after being extruded to be hit with shell, so as to obtain sound and wave feel, is increased using body
It tests；
5, by independent with sound by being sunken under axis in the opening of pcb board, pcb board to independent band sound can be reduced and pressed
The distance between at the top of axis, so as to reduce the whole height of keyboard；
6, by using scissor, increase stationarity of keycap during up and down motion, improve the comfort used.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of a key explosive view in the utility model ultra-thin keyboard；
Fig. 2 is the structural schematic diagram in the utility model in ultra-thin keyboard after a key removal keycap；
Fig. 3 is the structural schematic diagram that a key removes keycap after-explosion figure in the utility model；
Fig. 4 is the structural schematic diagram that a key removes cross-sectional view after keycap in the utility model；
Fig. 5 is the structural schematic diagram of lower case and LED light group positional relationship in the utility model；
Fig. 6 is the structural schematic diagram of the location diagram in the utility model between button and sound part；
Fig. 7 is the structural schematic diagram of partial sectional view when button is not pressed in the utility model；
Fig. 8 is the structural schematic diagram of the partial sectional view after button is pressed in the utility model；
Wherein, 1, pcb board, 2, fixed iron plate, 3, scissor, 4, shell, 41, upper housing, 411, pilot hole, 42, lower casing
Body, 420, guide post, 421, guide groove, 422, card slot, 5, button, 51, press section, 52, guide part, 6, reset spring, 7, sound
Part, 71, protrusion, 8, LED light group, 9, through-hole, 10, keycap.
Specific embodiment
To keep the above objects, features, and advantages of the utility model more obvious and easy to understand, with reference to the accompanying drawing to this
The specific embodiment of utility model is described in detail.Many details are explained in the following description in order to abundant
Understand the utility model.But the utility model can be implemented with being much different from other way described herein, this field
Technical staff can do similar improvement without prejudice to the utility model connotation, therefore the utility model is not by following public affairs
The limitation for the specific embodiment opened.
It should be noted that it can be directly another when element is referred to as " being fixed on " or " being set to " another element
On one element or there may also be elements placed in the middle.When an element is considered as " connection " another element, it can be with
It is directly to another element or may be simultaneously present centering elements.Term as used herein " vertically ", " level
", "left", "right" and similar statement for illustrative purposes only, be not meant to be the only embodiment.
Unless otherwise defined, all technical and scientific terms used herein are led with the technology for belonging to the utility model
The normally understood meaning of the technical staff in domain is identical.Terminology used in the description of the utility model herein only be
The purpose of description specific embodiment, it is not intended that in limitation the utility model.Term as used herein "and/or" packet
Include any and all combinations of one or more related listed items.
As shown in Figures 1 to 4, a kind of independent band sound presses axis and photoinduction ultra-thin keyboard, including pcb board 1, described
Pcb board 1 is equipped with fixed iron plate 2 and multiple LED light groups, and fixed 2 upper end of iron plate is equipped with multiple independent band sounds and presses axis,
2 upper end of fixed iron plate is additionally provided with multiple scissors 3, and 3 upper end of scissor is equipped with keycap 10；
The LED light group 8 includes a transmitting terminal and a receiving end, and conducting can be formed between the transmitting terminal and receiving end
Optical path；
It includes button 5 and shell 4 that the independent band sound, which presses axis, and the shell 4 includes the upper casing being connected by a snap
Body 41 and lower case 42 form hollow structure, are equipped with guide groove inside the lower case 42 between upper housing 41 and lower case 42
421, the upper housing upper surface is equipped with pilot hole 411, and the button 5 includes the guide part 52 being slidably connected with guide groove 421,
The button 5 passes through pilot hole 411 and moves up and down, and 5 bottom of button is equipped with the buckle being clamped with pilot hole 411,5 bottom of button
Reset spring 6 is equipped between 42 bottom surface of portion and lower case, after button 5 is pressed, under the action of reset spring 6, button 5
It can automatically reset；
421 side of guide groove of the lower case 42 is equipped with the through-hole 9 of vertically-guided slot, and the through-hole 9 is located at LED light group
Between 8, when push button 5, through-hole 9 can be blocked when guide part 52 moves down, after release button 5, guide part 52 is upward
It is moved to 9 upper end position of through-hole, through-hole 9 exposes, and when through-hole 9 is not directed to portion 52 and blocks, is capable of forming between LED light group 8
The optical path of conducting, after 9 portion of being directed to of through-hole is blocked, the optical path between LED light group 8 is cut off.Wherein, the shell 4 includes
Upper housing 41 and lower case 42, upper housing 41 and lower case 42 are fixed, and middle part forms hollow structure, upper housing 41 and lower case 42
It is connected by a snap fixation, the pilot hole 411 passed through for button 5 is equipped on the top of upper housing 41,5 bottom of button is equipped with card
Button, button 5 top are connected to upper housing 41 after being pierced by the pilot hole 411 of upper housing 41, through 5 bottom of button
In pilot hole 411, the reset spring 6 and button 5 are set to the hollow structure in the middle part of upper housing 41 and lower lower case 42, in lower casing
The bottom of body is equipped with guide post 420, and reset spring 6 is arranged on guide post 420, during button 5 moves up and down, is set in and leads
Reset spring 6 on column 420 will not be displaced, and further, 420 height of guide post is less than the middle part hole depth of button 5, be avoided
The stroke that button 5 moves up and down is inadequate.
As shown in Figure 2, Figure 4 shows, include a transmitting terminal and a receiving end in every group of LED light group 8, be distributed in through-hole 9
Two sides, button 5 cover through-hole 9 during moving down, the optical path between cutting LED light group 8, after release button 5, multiple
Under the action of the spring 6 of position, button 5 moves up reset, and through-hole 9 exposes, and optical path is formed between LED light group 8, and LED light group 8 is arranged
Between optical path in connection or disconnection to there is signal input, no signal inputs in another case, then can be by pressing or pine
Open button forms the input of a signal.
As shown in Figure 3, Figure 4, wherein button 5 is equipped with guide part 52, upper housing 41 and lower case 42 is equipped with and guide part
The guide groove of 52 adaptations, in push button 5, during moving up and down button 5, guide part 52 moves up and down in guide groove,
Through-hole 9 is located at the guide groove side of lower case 42, and during upper housing 41 moves up and down, the guide part 52 of upper housing 41 can
To block or expose through-hole 9, at this point, being connected to or disconnecting between LED light group 8.
As shown in Fig. 3, Fig. 4, Fig. 6, Fig. 7, Fig. 8, wherein the shell 4 includes upper housing 41 and lower case 42, upper housing
41 is fixed with lower case 42, and middle part forms hollow structure, and the reset spring 6 and button 5 are set to upper housing 41 and lower lower case
Sound part 7, the sound part are equipped in the hollow structure at 42 middle parts, the upper housing 41 and the middle part hollow structure of lower case 42
7 include a V-arrangement elastic slice, and the side of V-arrangement elastic slice is bonded with 4 inner wall of shell, and the other side is equipped with protrusion 71, the side of the button 5
Face is equipped with press section 51, touches during button 5 moves up and down with the protrusion 71 of V-arrangement elastic slice, specifically, downward in button 5
During pressing, press section 51 is contacted with the protrusion 71 of V-arrangement elastic slice first, during button 5 continues to move down, press section
51 continue to act on protrusion 71, at this point, V-arrangement elastic slice is compressed, elastic deformation occurs, to generate elastic potential energy, button 5 after
Continuous to be moved downward to behind raised 71 highest points, 51 pairs of press section protrusion 71 is not having active force, at this point, the bullet of V-arrangement elastic slice
Property potential energy be released, V-arrangement elastic slice pop up hit upper housing 41 lower surface, so as to generate sound and vibration, therefore
During push button 5, it can hear that sound, finger can experience vibration, so as to increase the experience of user.
As shown in figs. 3 and 5, the fixed iron plate 2, which is equipped with, is passed through by axis and LED light group 8 for independent with sound
Hole, the independent band sound are pressed and are equipped with buckle on the outside of axis, independent to pass through the hole on fixed iron plate 2 by axis with sound and pass through
Buckle and fixed iron plate 2 are fixed, and pcb board 1 is equipped with and the independent opening being adapted to sound by axis edge, independent band sound
After pressing the opening that axis passes through on the hole and pcb board of fixed iron plate, it is independent with sound by being sunken in opening under the lower case of axis, lead to
It is fixed with fixed iron plate 2 to cross buckle, at this point, it is independent with sound by being sunken in opening under the lower case 42 of axis, PCB can be reduced
Plate 1 to independent band sound presses the distance between axis top, so as to reduce the whole height of keyboard.At this point, independent band
Sound is not needed to weld as between axis and pcb board 1, independent to be fixed by the buckle of side with fixed iron plate with sound by axis,
It is installed and is fixed with snap, simplify production process, reduce assembling cost, and after-sales service is convenient.
Be equipped with shading piece (being not drawn into figure) in the outside of upper housing 41, the shading piece in the outside of LED light group 8,
In, shading piece can be integrally formed with upper housing 41 or lower case 42, can also be provided separately, and be arranged on the outside of LED light group 8 and hidden
Light part surrounds LED light group 8, can be formed and be interfered to avoid the LED light group 8 between different key, cause the biography of error signal
It is defeated.
As shown in Figure 3, wherein independent band sound, which is pressed, is equipped with buckle on the outside of axis, independent band sound passes through buckle by axis
It is fixed with fixed iron plate 2.Further, pcb board 1 be equipped with independent opening be adapted to sound by axis edge, it is described only
Vertical band sound, which presses axis and fixes bottom after iron plate 2 is fixed, to be located in opening.LED light group 8 is directly connect with pcb board 1, can be incited somebody to action
The input of 5 structure of button and signal separates, meanwhile, button 5 and shell 4 are fixed by snap on fixed iron plate 2, in PCB
Plate 1 is equipped with the opening that can be passed through for shell 4, at this point, independent band sound can be totally separated from by axis and pcb board 1,
So as to simplify installation process.
As shown in Figure 3, wherein scissor 3 is fixed on fixed iron plate 2, is equipped with keycap (in figure on the top of scissor 3
It is not drawn into), when pressing keycap, the balance of keycap can be kept by scissor 3, meanwhile, it is allowed in pressing keycap to moving down
When dynamic, keycap act on it is independent pressed on the button 5 of axis with sound, so as to control the independent button 5 for pressing axis with sound
It moves down.
In free state, through-hole 9 is not blocked, and can be connected between LED light group 8, can carry out the transmission of light,
During moving down button 5, the guide part 52 of button 5 can will block at through-hole 9, LED light group 8 it is separated, that is, press
Button 5 can form access or disconnection during moving up and down between LED light group 8, so as to form the defeated of push button signalling
Enter.
Each technical characteristic of embodiment described above can be combined arbitrarily, for simplicity of description, not to above-mentioned reality
It applies all possible combination of each technical characteristic in example to be all described, as long as however, the combination of these technical characteristics is not deposited
In contradiction, all should be considered as described in this specification.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it cannot be understood as the limitations to utility model patent range.It should be pointed out that for the common skill of this field
For art personnel, without departing from the concept of the premise utility, various modifications and improvements can be made, these are belonged to
The protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (3)
1. a kind of independent band sound presses axis and photoinduction ultra-thin keyboard, which is characterized in that including pcb board, set on the pcb board
There are fixed iron plate and multiple LED light groups, the fixed iron plate upper end is equipped with multiple independent band sounds and presses axis, the fixed iron plate
Upper end is additionally provided with independent band sound by the corresponding scissor of axis, and the scissor upper end is equipped with keycap；
The LED light group includes a transmitting terminal and a receiving end, and the light of conducting can be formed between the transmitting terminal and receiving end
Road, shown optical path are parallel with pcb board；
It includes button and shell that the independent band sound, which presses axis, and the shell includes the upper housing and lower casing being connected by a snap
Body forms hollow structure, is equipped with guide groove inside the lower case, the upper housing upper surface is set between upper housing and lower case
There is pilot hole, the button includes the guide part being slidably connected with guide groove, and the button is moved up and down across pilot hole, described
Button bottom is equipped with the buckle being clamped with pilot hole, and reset spring is equipped between the button bottom and lower case bottom surface, when
After release button, under the action of reset spring, button can automatically reset；
The guide groove side of the lower case is equipped with the through-hole of vertically-guided slot, and the through-hole is between LED light group, by pressing
When button, through-hole can be blocked when guide part moves down, after release button, guide part is moved upward to through-hole upper end position,
Through-hole exposes, and when the through-hole portion of being not directed to is blocked, the optical path of conducting is capable of forming between LED light group, is directed to portion in through-hole
After blocking, the optical path between LED light group is cut off；
It is equipped with card slot in the lower case, sound part is equipped in card slot, the sound part height is lower than card slot bottom surface to upper housing
Bottom surface height, the sound part can move up and down in card slot, the sound part be V-arrangement elastic slice, the side of V-arrangement elastic slice with
Inner walls fitting, the other side are equipped with protrusion, and the side of the button is equipped with press section, and press section moves up and down process in button
In touched with the protrusion of V-arrangement elastic slice, V-arrangement elastic slice can move upwards under the action of button projection portion hits upper housing following table
Face；
The fixed iron plate is equipped with for the independent hole passed through with sound by axis and LED light group, the independent band sound
Press and be equipped with buckle on the outside of axis, it is described it is independent with sound press axis pass through hole on fixed iron plate and by buckle and fixed iron plate it is solid
It is fixed, independent band sound is fixed by axis and fixed iron plate by buckle；
The pcb board, which is equipped with, presses axis and fixed iron with the independent opening being adapted to sound by axis edge, independent band sound
After plate is fixed, it is independent with sound by being sunken in opening under the lower case of axis.
2. a kind of independent band sound according to claim 1 presses axis and photoinduction ultra-thin keyboard, it is characterised in that: described
The bottom of lower case is equipped with guide post, and the reset spring is sheathed on guide post, for positioning to reset spring.
3. a kind of independent band sound according to claim 1 presses axis and photoinduction ultra-thin keyboard, it is characterised in that: described
The outside of upper housing is equipped with shading piece, and the shading piece is centered around the outside of LED light group, and the shading piece is by adjacent LED lamp group
It is to be spaced apart.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821139609.7U CN208385242U (en) | 2018-07-18 | 2018-07-18 | A kind of independent band sound presses axis and photoinduction ultra-thin keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821139609.7U CN208385242U (en) | 2018-07-18 | 2018-07-18 | A kind of independent band sound presses axis and photoinduction ultra-thin keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208385242U true CN208385242U (en) | 2019-01-15 |
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ID=64962940
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821139609.7U Active CN208385242U (en) | 2018-07-18 | 2018-07-18 | A kind of independent band sound presses axis and photoinduction ultra-thin keyboard |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108899229A (en) * | 2018-07-18 | 2018-11-27 | 惠州冠泰电子有限公司 | A kind of independent band sound presses axis and photoinduction ultra-thin keyboard |
-
2018
- 2018-07-18 CN CN201821139609.7U patent/CN208385242U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108899229A (en) * | 2018-07-18 | 2018-11-27 | 惠州冠泰电子有限公司 | A kind of independent band sound presses axis and photoinduction ultra-thin keyboard |
| CN108899229B (en) * | 2018-07-18 | 2023-07-21 | 惠州冠泰电子有限公司 | Independent pressing shaft with sound and light sensing ultrathin keyboard |
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