CN110137016A - High balance key and keyboard - Google Patents
High balance key and keyboard Download PDFInfo
- Publication number
- CN110137016A CN110137016A CN201910415528.8A CN201910415528A CN110137016A CN 110137016 A CN110137016 A CN 110137016A CN 201910415528 A CN201910415528 A CN 201910415528A CN 110137016 A CN110137016 A CN 110137016A
- Authority
- CN
- China
- Prior art keywords
- slide core
- core component
- component
- balance
- shell
- 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.)
- Pending
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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
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H2221/00—Actuators
- H01H2221/008—Actuators other then push button
- H01H2221/016—Lever; Rocker
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- Input From Keyboards Or The Like (AREA)
Abstract
The present invention relates to keyboard technique fields, refer in particular to a kind of high balance key and keyboard, including shell, slide core component, the axis body set on slide core component, the return unit for driving slide core component to reset, the balancing pole for balancing slide core component level direction, at least one balance guide post for balancing slide core component vertical direction and the sliding cavity set on shell and for being slided for balance guide post, one end of balancing pole and slide core member hinges, shell offer the slideway for sliding for the balancing pole other end.Pass through the position of balance guide post and sliding cavity being used cooperatively on balance slide core component vertical direction, and the position on slide core component level direction is balanced by balancing pole, and in balancing pole activity, the position of slide core component vertical direction will not be impacted, realize that slide core component vertically slides, it is ensured that the accuracy of slide core component slippage position, in addition such structure design, it occupies little space, manufactured key is more frivolous.
Description
Technical field
The present invention relates to keyboard technique field, a kind of high balance key and keyboard are referred in particular to.
Background technique
It is also most important input equipment that keyboard, which is the most frequently used, can be by English alphabet, number, punctuation mark by keyboard
Etc. being input in communication equipment, to issue order, input data etc. to communication equipment.
For the balance for guaranteeing key press, currently used settling mode is that setting X-type bracket, formation are cut in key
Knife foot keyboard, plays a supporting role to keycap, and keycap each orientation when being pressurized is made to be pressurized uniformly, avoid the occurrence of pressure it is uneven or
The phenomenon that card key, but the X-type supporting structure of scissor foot keyboard is thick and heavy, can not accomplish the frivolous of key, and portability is poor, simultaneously because
The characteristic of its X-type bracket, when keycap is pressurized can only inclination movement in the vertical direction, can not accomplish vertically to move in the vertical direction
Dynamic, balance is poor, causes undesirable influence to the usage experience of user, while also need to reserve more keys when key is arranged
Cap moves down space, causes the structure of key more thick and heavy.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of with high balance and the frivolous high balance key of structure
And keyboard.
In order to solve the above-mentioned technical problem, it the present invention adopts the following technical scheme: high balance key, including shell, uses
When pressing and compression the slide core component of slide downward, set on slide core component axis body and for drive slide core component reset
Return unit further includes balancing pole when slide core component slide downward for balancing its horizontal direction and vertical for balancing it
At least one balance guide post in direction, one end of the balancing pole and slide core member hinges, the shell are offered for for flat
The slideway that the bar other end that weighs slides, and shell is equipped with the sliding for sliding limit for the sliding of balance guide post and to balance guide post
Chamber.
Preferably, the slide core component includes the installation base plate set on shell, the keycap set on installation base plate and is set to
The side plate at installation base plate edge, the axis body and each balance guide post are assembled on the installation base plate.
Preferably, the installation base plate is installed with the hinged seat hinged with balancing pole one end, the other end of the balancing pole
Slide on the slideway.
Preferably, the keycap is equipped with the first fixed part, and the installation base plate is equipped with corresponding with the first fixed part second
Fixed part, the keycap are detachably connected with installation base plate by the first fixed part and the second fixed part.
Preferably, the keycap and installation base plate are integrally formed.
Preferably, the inner wall of the keycap is equipped with installation protrusion, and the installation base plate offers corresponding with installation protrusion
First mounting groove.
Preferably, the return unit is spring；The installation base plate is equipped with the first accommodating cavity for putting spring one end,
The shell, which is equipped with, is used for the putting spring other end and the second accommodating cavity corresponding with the first accommodating cavity.
Preferably, first accommodating cavity is equipped with sliding shoe, and second accommodating cavity is offered for for sliding shoe activity
Sliding slot.
Preferably, the shell offers the first avoiding hollow groove for preventing sliding shoe from hitting and being connected to sliding slot.
Preferably, the sliding slot is equipped with for preventing sliding excessive first limiting section of block reset.
Preferably, the peripheral ring of second accommodating cavity is arranged with protective fence, the protective fence and the second accommodating cavity it
Between around forming the sliding cavity.
Preferably, the protective fence is equipped with the limit assembly for limiting slide core component shift motion, the limit assembly
Including being set to the retention bead of protective fence and being opened in installation base plate and limiting groove corresponding with retention bead.
Preferably, the shell offers the second avoiding hollow groove for preventing balance guide post from hitting and being connected to sliding cavity.
Preferably, further include sounding component and be opened in shell and for accommodating the third accommodating cavity of sounding component, institute
Stating sounding component includes removing its guiding set on the elastic component of third accommodating cavity, set on installation base plate and for pressing elastic component
The first guide part, when elastic component is resetted for making its guiding movement and third accommodate cavity wall collision generate the second of sound
Guide part and the third guide part between the first guide part and the second guide part.
Preferably, the inner wall of the third accommodating cavity is equipped with the second limiting section for limiting elastic component initial position.
Preferably, the elastic component is torsional spring or elastic slice.
Preferably, the shell offers the transparent area appeared for lamp body light source.
High balance keyboard including pcb board and is welded in the input element of pcb board, when axis body moves down and institute
It states input element and is inputted with the use of signal is formed.
Preferably, it is formed when the input element includes radiated element and the energization for being welded in pcb board with radiated element
The receiving element of optical path stops when axis body moves down or the optical path is connected to form signal input.
Preferably, the shell offers the second mounting groove for installing light-emitting component and for installing receiving element
Third mounting groove, between second mounting groove and third mounting groove be equipped with for making optical path between light-emitting component and receiving element
The light source channel of conducting, it is defeated to form signal in light source channel inner barrier or the conducting optical path when axis body moves down
Enter.
Preferably, the pcb board is bonded installation with the bottom of the shell, and the surface of pcb board and the second mounting groove, the
Three mounting grooves and light source channel, which surround, forms shading fence.
Preferably, the pcb board offers the third avoiding hollow groove for preventing axis body from hitting.
Preferably, the input element is the Hall element for being welded in pcb board, and the axis body is equipped with to be cooperated with Hall element
The magnet used, when axis body moves down, the magnet and Hall element cooperation induction form signal input.
Preferably, the input element includes being welded in the first conduct piece of pcb board and making with the cooperation of the first conduct piece
One end of second conduct piece, first conduct piece bends downward to form press-side, and the installation base plate is equipped with for pressing
The pressing piece for pressing the first conduct piece press-side, when axis body moves down, the pressing piece presses the press-side of the first conduct piece
It is set to contact to form signal input with the second conduct piece.
It preferably, further include middle plate, the periphery of the shell is equipped with the clamping portion for plate in fixing.
The beneficial effects of the present invention are: the present invention provides a kind of high balance key and keyboard, slide core component to
During lower slider, by balancing the position of guide post and sliding cavity being used cooperatively on balance slide core component vertical direction, with
And the position on slide core component level direction is balanced by balancing pole, and in balancing pole activity, it will not be vertical to slide core component
The position in direction impacts, and realizes that slide core component vertically slides, it is ensured that the accuracy of slide core component slippage position, separately
Outer such structure design, simple structure occupy little space, and manufactured key is more frivolous, and meeting lightening development needs
It asks.
Detailed description of the invention
Fig. 1 is the schematic perspective view at the first visual angle in the high balance key of the present invention and keyboard first embodiment.
Fig. 2 is the stereochemical structure exploded pictorial at the first visual angle in the high balance key of the present invention and keyboard first embodiment
Figure.
Fig. 3 is the structural schematic diagram at the second visual angle in the high balance key of the present invention and keyboard first embodiment.
Fig. 4 is the cross section structure schematic diagram of A-A in Fig. 3.
Fig. 5 is the cross section structure schematic diagram of B-B in Fig. 3.
Fig. 6 is the schematic perspective view of keycap in the high balance key of the present invention and keyboard first embodiment.
Fig. 7 is the schematic perspective view of slide core component in the high balance key of the present invention and keyboard first embodiment.
Fig. 8 is the schematic perspective view of shell in the high balance key of the present invention and keyboard first embodiment.
Fig. 9 is the cross section structure schematic diagram of the high balance key of the present invention and keyboard second embodiment.
Figure 10 is the cross section structure schematic diagram of the high balance key of the present invention and keyboard 3rd embodiment.
Figure 11 is the cross section structure schematic diagram of the high balance key of the present invention and keyboard fourth embodiment.
Specific embodiment
For the ease of the understanding of those skilled in the art, below with reference to embodiment, the present invention is further illustrated, real
The content that the mode of applying refers to not is limitation of the invention.
The embodiment one of the high balance key of the present invention as shown in Figure 1 to Figure 8 shows the, including shell 1, for pressing and being pressurized
When slide downward slide core component 2, set on slide core component 2 axis body 3 and for drive slide core component 2 reset return unit 4,
It further include when slide core 2 slide downward of component for balancing the balancing pole 5 of its horizontal direction and for balancing its vertical direction
At least one balance guide post 6, one end of the balancing pole 5 and slide core component 2 are hinged, and the shell 1 is offered for for flat
The slideway 10 that 5 other end of bar that weighs slides, and shell 1 is equipped with for sliding limit for the sliding of balance guide post 6 and to balance guide post 6
Sliding cavity 11.
Preferably, the slide core component 2 is set there are four guide post 6 is balanced, which is respectively arranged on slide core component
2 quadrangle, in this way when the compression of slide core component 2 moves down, four balance guide posts 6 to slide core component 2 in the vertical direction
Sliding plays good balanced action, makes its all directions uniform force in the vertical direction.
When 2 compression slide downward of slide core component, the slide downward in sliding cavity 11 therewith of guide post 6 is balanced, and pass through cunning
The vertical direction of dynamic 11 pairs of balance guide posts 6 of chamber limits, to balance the position on 2 vertical direction of slide core component, simultaneously
During slide core 2 slide downward of component, balancing pole 5 can using its one end and 2 hinged place of slide core component as fulcrum therewith to
Lower slider, the other end of balancing pole 5 can be slided in slideway 10 at this time, to balance in 2 horizontal direction of slide core component
Position, and since sliding cavity 11 and balance guide post 6 are with the use of the position of 2 vertical direction of slide core component is balanced, exist in this way
When the activity of balancing pole 5, the position of 2 vertical direction of slide core component will not be impacted, realize slide core component 2 vertically
Sliding.
During slide core 2 slide downward of component, slide core is balanced by balance guide post 6 and being used cooperatively for sliding cavity 11
Position on 2 vertical direction of component, and the position in 2 horizontal direction of slide core component is balanced by balancing pole 5, and in balancing pole
When 5 activity, the position of 2 vertical direction of slide core component will not be impacted, realize that slide core component 2 vertically slides, it is ensured that
The accuracy of 2 sliding position of slide core component, in addition such structure design, simple structure occupy little space, manufactured key
It is more frivolous, meet lightening growth requirement.
In the present embodiment, the slide core component 2 includes set on the installation base plate 20 of shell 1, set on the key of installation base plate 20
Cap 21 and side plate 22 set on 20 edge of installation base plate, the axis body 3 and each balance guide post 6 are assembled on the installation base plate
20.In practical applications, shell 1 offers groove corresponding with side plate 22, when pressing 2 slide downward of slide core component, groove
Space is reserved for the sliding of slide core component 2, while side plate 22 and being used cooperatively for groove can also play certain balance slide core group
The effect of position, thereby further ensures that the accuracy of 2 sliding position of slide core component on 2 vertical direction of part.
In the present embodiment, the installation base plate 20 is installed with the hinged seat 2C hinged with 5 one end of balancing pole, the balancing pole
5 other end slides on the slideway 10.Hinged seat 2C be used for 5 one end of stable equilibrium bar position, while slide core component 2 to
During lower slider, balancing pole 5 can be using one end and the hinged place hinged seat 2C as fulcrum slide downward therewith, and balancing pole 5
The other end can be slided in slideway 10, to balance the position in 2 horizontal direction of slide core component.
In the present embodiment, the keycap 21 is equipped with the first fixed part 2D, and the installation base plate 20 is equipped with and the first fixed part
The corresponding second fixed part 2E of 2D, the keycap 21 are removable by the first fixed part 2D and the second fixed part 2E with installation base plate 20
Unload connection.Preferably, the first fixed part 2D is card slot, and the second fixed part 2E is fixture block, if the character in this way on keycap 21
When fuzzy or keycap 21 damages, user can be about to keycap 21 and disassemble replace certainly, avoid the waste of resource.
In the present embodiment, the keycap 21 is integrally formed with installation base plate 20.Integrally formed keycap 21 and installation base plate
20, structure is more firm, and simplifies assembling procedure.
In the present embodiment, the inner wall of the keycap 21 is equipped with installation protrusion 2F, and the installation base plate 20 is offered and installed
The corresponding first mounting groove 2G of raised 2F.When keycap 21 and installation base plate 20 are detachably connected, the peace of protrusion 2F and first is installed
Tankage 2G plays the role of positioning, installs keycap 21 to installation base plate 20 convenient for operator, it is ensured that the essence of installation site
True property, and when keycap 21 and installation base plate 20 are integrally formed, installation protrusion 2F and the first mounting groove 2G improve keycap 21 and
The combination degree of installation base plate 20, to further increase the structural soundness that 20 entirety of keycap 21 and installation base plate is made.
In the present embodiment, the return unit 4 is spring；The installation base plate 20 is equipped with first for putting spring one end
Accommodating cavity 23, the shell 1, which is equipped with, is used for the putting spring other end and second accommodating cavity 24 corresponding with the first accommodating cavity 23.When
When slide core 2 slide downward of component, the first accommodating cavity 23 can carry out pairing with the second accommodating cavity 24, and squeeze and be located at the first accommodating cavity
23 and the second spring between accommodating cavity 24 form energy storage, when user no longer press slide core component 2, spring utilizes its energy storage drive
Dynamic slide core component 2 is resetted, and ensure that the stability in use of next pressing keys.
In the present embodiment, first accommodating cavity 23 is equipped with sliding shoe 2H, and second accommodating cavity 24 is offered for supplying
The movable sliding slot 2I of sliding shoe 2H.When slide core 2 slide downward of component, the first accommodating cavity 23 can carry out pair with the second accommodating cavity 24
It closes, the sliding shoe 2H slide downward in sliding slot 2I therewith plays certain position-limiting action, it is ensured that the first accommodating cavity 23 can be with the
The accuracy of two accommodating cavities, 24 pairing, to further ensure the accuracy that slide core component 2 slides.
In the present embodiment, the shell 1 is offered for preventing sliding shoe 2H from hitting and what is be connected to sliding slot 2I first keeps away
Empty slot 1A.When slide core 2 slide downward of component, the first accommodating cavity 23 can and the second accommodating cavity 24 carry out pairing, sliding shoe 2H with
The slide downward in sliding slot 2I, the first avoiding hollow groove 1A is used to that sliding shoe 2H to be avoided to strike the bottom surface inner wall of sliding slot 2I at this time
On, it is practical to prevent major structure at abrasion.
In the present embodiment, the sliding slot 2I is equipped with for preventing sliding shoe 2H from resetting excessive first limiting section 2J.When multiple
When position part 4 drives slide core component 2 to reset, sliding shoe 2H carries out reset sliding in sliding slot 2I on therewith, and the first limiting section
The return stroke of 2J limit slippage block 2H is resetted to prevent on-slip motion block 2H and is excessively removed out of sliding slot 2I.
In the present embodiment, the peripheral ring of second accommodating cavity 24 is arranged with protective fence 25, the protective fence 25 and
It is surrounded between two accommodating cavities 24 and forms the sliding cavity 11.It is formd by being surrounded between protective fence 25 and the second accommodating cavity 24
For being impacted to the sliding of balance guide post 6 to avoid other components for balancing the movable independent slide chamber 11 of guide post 6, from
And the accuracy that slide core component 2 shifts in the vertical direction, while the sliding cavity 11 also plays certain protection to balance guide post 6
Effect.
In the present embodiment, the protective fence 25 is equipped with the limit assembly for limiting 2 shift motion of slide core component, the limit
Hyte part include set on protective fence 25 retention bead 26 and be opened in installation base plate 20 and corresponding with retention bead 26
Limiting groove 27.In practical applications, when user's pressing slide core component 2 makes its slide downward, and when retention bead 26 is blocked just
When connecing in limiting groove 27, the as moveable range of slide core component 2, limits slide core by limit assembly so at this time
The shift motion of component 2, the phenomenon that moving down excess to prevent on-slip core assembly 2 and keypress function is caused to fail.
In the present embodiment, the shell 1 offers second for preventing from balancing the shock of guide post 6 and being connected to sliding cavity 11
Avoiding hollow groove 14.When slide core 2 slide downward of component, balance guide post 6 moves down therewith, and the second avoiding hollow groove 14 is for avoiding at this time
Balance guide post 6 strikes on the bottom surface inner wall of sliding cavity 11, practical to prevent major structure at abrasion.
In the present embodiment, further include sounding component and be opened in shell 1 and for accommodate sounding component third accommodating
Chamber 12, the sounding component include set on the elastic component 13 of third accommodating cavity 12, set on installation base plate 20 and for by compression elasticity
Part 13 makes the first guide part 28 of its guiding removal, is used to make its guiding movement and third accommodating cavity 12 when elastic component 13 resets
Inner wall collision generates the second guide part 29 of sound and the third between the first guide part 28 and the second guide part 29 is led
To portion 2A.When slide core 2 slide downward of component, the first guide part 28, which moves down therewith and presses elastic component 13, makes its gradually edge
The first guide part 28 remove, the direction of motion of slide core component 2 is vertical direction at this time, and the direction of motion of elastic component 13 is level
Direction, when elastic component 13 is fully removed from the first guide part 28, elastic component 13 is located at the minimum point of the second guide part 29, slide core
Component 2 continues during moving down, and elastic component 13 is in static state, and movement makes this second guide part of process 29 gradually downward
Elastic component 13 is moved to the highest point of the second guide part 29, and in other words elastic component 13 is mobile from the minimum point of the second guide part 29
To highest point, when elastic component 13 is located at the highest point of the second guide part 29, slide core component 2 continues to move down, at this time due to
The surface that the effect of the elasticity of elastic component 13 drives it along third guide part 2A is gradually moved up, when moving to the on elastic component 13
The inner wall of the highest point Shi Huiyu installation base plate 20 of three guide part 2A, which collides, generates sound, so as to form button touch feeling.
When slide core component 2 moves down, elastic component 13 is successively after the first guide part 28, the second guide part 29 and third guide part 2A
It is collided with 20 inner wall of installation base plate and generates sound formation button touch feeling, to ensure what elastic component 13 and installation base plate 20 collided
Meanwhile axis body 3 forms signal input with input element just, i.e., button touch feeling generates simultaneously with key-press input, it is ensured that key
The consistency of input and handfeel of keys, while in 2 folding process of slide core component, the direction of motion of slide core component 2 is vertical side
To, and the direction of motion of elastic component 13 is horizontal direction, such motion error is small, makes key-press input and key hand
The consistency of sense is easier to be guaranteed, highly reliable.
In the present embodiment, the inner wall of the third accommodating cavity 12 is equipped with the second limit for limiting 13 initial position of elastic component
Position portion 19.Second limiting section 19 is used to limit the initial position of elastic component 13, is not pressing slide core to avoid elastic component 13
The phenomenon that elastic component 13 moves when component 2, leads to button touch feeling structural failure generation.
In the present embodiment, the elastic component 13 is torsional spring or elastic slice.Preferably, the elastic component 13 is torsional spring, in reality
The fixing seat for fixing one end of torsional spring is provided in, the other end of torsional spring is set to the first guide part 28 and third accommodating cavity
Between 12 inner wall.
In the present embodiment, the shell 1 offers the transparent area 15 appeared for lamp body light source.Preferably, transparent area 15 is
It is opened in the light tank of key shell 1, if be welded with LED light on pcb board 7, the light that LED light issues can be sent out from transparent area 15
Out, it and is radiated on the character of key cap of key set 21 to remind the current key attribute of user.
High balance keyboard including pcb board 7 and is welded in the input element of pcb board 7, when axis body 3 is moved down with
The input element is inputted with the use of signal is formed.In practical applications, real by axis body 3 and being used cooperatively for input element
The input of existing key, while input element can be used and realize to modes such as pipe mode, Hall mode or elastic slice triggerings.
In the present embodiment, the input element includes when being welded in the light-emitting component 70 of pcb board 7 and being powered and shining first
Part 70 forms the receiving element 71 of optical path, and the optical path is stopped to form signal input when axis body 3 moves down.Preferably, institute
Stating light-emitting component 70 is infrared transmitting tube, and the receiving element 71 is photosensitive receiving tube；When energization, infrared emission tube transmitting is red
Outside line, photosensitive receiving tube receives and forms optical path with the infrared emission tube after infrared ray, when pressing slide core component 2, axis body 3
It moves down, blocks the reception of photosensitive receiving tube, after the optical path between infrared emission tube and photosensitive receiving tube is blocked, this
When only transmitting and without reception, signal processing circuit sends input to control circuit, realizes the input of key.In this way,
Avoid because in switch key between two elastic slices for a long time touch after wear cause performance unstable situation, the use of keyboard
Longer life expectancy, job stability is stronger, additionally, due to keyboard be not required to using plug-in unit welding manner make, improve keyboard dust-proof and
The ability of waterproof.
In the present embodiment, the shell 1 offers the second mounting groove 16 for installing light-emitting component 70 and for pacifying
The third mounting groove 17 for filling receiving element 71 is equipped between second mounting groove 16 and third mounting groove 17 for making light-emitting component
The light source channel 18 of conducting light paths between 70 and receiving element 71, in 18 inner barrier of light source channel when the axis body 3 moves down
Or the conducting optical path is to form signal input.The position for opening up promising light-emitting component 70 in shell 1 in this way and receiving member installation
It sets, i.e., protection is formd to light-emitting component 70 and receiving element 71, avoid the abrasion that collides, while making shell 1 and pcb board 7
Laminating degree more preferably, occur to avoid the phenomenon that light leakage optical crosstalk.
In the present embodiment, the pcb board 7 is bonded installation, and the surface of pcb board 7 and the second peace with the bottom of the shell 1
Tankage 16, third mounting groove 17 and light source channel 18 surround and form shading fence.Pcb board 7 is bonded installation with 1 bottom of shell
Second mounting groove 16 is sealed with third mounting groove 17, and prevents light source from leaking out by shading fence, while also preventing by mode
Only generation the phenomenon that causing keypress function entanglement to optical crosstalk mutual between pipe of each key.
In the present embodiment, the pcb board 7 offers the third avoiding hollow groove 76 for preventing axis body 3 from hitting.When slide core component
When 2 slide downward, the slide downward therewith of axis body 3, the bottom surface that third avoiding hollow groove 76 is used to that axis body 3 to be avoided to strike shell 1 at this time
It is practical to prevent major structure at abrasion on inner wall.
It further include middle plate 8 in the present embodiment, the periphery of the shell 1 is equipped with the clamping portion 1B for plate 8 in fixing.It is excellent
Choosing, the clamping portion 1B is the first clamping block and the second clamping block set on 1 periphery of shell, the first clamping block and the second clamping
The clamping section for plate 8 in being clamped is equipped between block, and the connection type for being clamped section and middle plate 8 is to be detachably connected, just
In the dismounting of operator, simple structure, stability is strong.
It is illustrated in figure 9 the embodiment two of the high balance keyboard of the present invention, place unlike the embodiments above is: described
Input element includes the receiving element for being welded in the light-emitting component 70 of pcb board 7 and forming optical path when being powered with light-emitting component 70
71, the optical path is connected when axis body 3 moves down and forms signal input；The axis body 3 offers via hole 31.Preferably,
The light-emitting component 70 is infrared transmitting tube, and the receiving element 71 is photosensitive receiving tube；When energization, infrared transmitting tube issues red
Outside line, and axis body 3 blocks photosensitive receiving tube receiving infrared-ray, when pressing slide core component 2, axis body 3 moves down therewith, works as conducting
When hole 31 is between infrared emission tube and photosensitive receiving tube, photosensitive receiving tube receives infrared ray, signal processing circuit
Control circuit is sent input to, and then realizes the input to key.In this way, avoiding because two in existing switch key
Between a elastic slice for a long time touch after wear cause performance unstable situation, the service life is longer for keyboard, job stability
It is stronger, in addition, improving the ability of keyboard dust-proof and waterproof since keyboard is not required to be made of plug-in unit welding manner.
It is as shown in Figure 10 the embodiment three of the high balance keyboard of the present invention, place unlike the embodiments above is: institute
Stating input element is the Hall element 72 for being welded in pcb board 7, and the axis body 3 is equipped with the magnet being used cooperatively with Hall element 72
30, when axis body 3 moves down, the magnet 30 forms signal input with the cooperation induction of Hall element 72.Press slide core component 2
When, axis body 3 moves down therewith, forms magnetic effect between magnet 30 and Hall element 72 and connects Hall element 72, with reality
The input of existing signal.Passing through abrasion after positive leg touches for a long time with cathode leg this avoid existing key leads to performance
Unstable situation effectively extends the service life of key, in addition uses SMT patch mode by Hall element 72 and pcb board 7 one
System is at the phenomenon that avoiding the occurrence of rosin joint generation improves yields, and is felt by magnet 30 and the Hall element 72 cooperation
It answers, realizes signal triggering and the separation of electromechanics, improve the ability of keyboard dust-proof and waterproof.
It is as shown in figure 11 the example IV of the high balance keyboard of the present invention, place unlike the embodiments above is: institute
Stating input element includes the second conduction for being welded in the first conduct piece 73 of pcb board 7 and being used cooperatively with the first conduct piece 73
Part 74, one end of first conduct piece 73 bend downward to form press-side 75, and the installation base plate 20 is equipped with for pressing the
The pressing piece 2B of one conduct piece, 73 press-side 75, when axis body 3 moves down, the pressing piece 2B presses the first conduct piece 73
Press-side 75 makes it contact to form signal input with the second conduct piece 74.When pressing slide core component 2, axis body 3 moves down therewith,
The pressing piece 2B being now placed on axis body 3 can be moved gradually downward, and press the first conduct piece 73 on press-side 75 make its with
The contact conducting of second conduct piece 74, forms signal input, and simple structure, stability in use is strong, while first conduct piece 73 is pressed
Pressure side 75 and the second conduct piece 74 can issue sound when hitting and form handfeel of keys, promote user experience.
In the description of the present invention, it should be noted that " laterally (X) ", " vertical if any term " center " for the noun of locality
To (Y) ", " vertical (Z) " " length ", " width ", " thickness ", "upper", "lower", "front", "rear", "left", "right", "vertical", " water
It is flat ", "top", "bottom", "inner", "outside", " clockwise ", the indicating positions such as " counterclockwise " and positional relationship be based on the figure
Orientation or positional relationship, be merely for convenience of narration the present invention and simplify description, rather than the device of indication or suggestion meaning or
Element must have a particular orientation, be constructed and be operated with particular orientation, should not be understood as limiting specific protection model of the invention
It encloses.
In addition, being used for description purposes only if any term " first ", " second ", it is not understood to indicate or imply relatively heavy
The property wanted or the quantity for implicitly indicating technical characteristic." first " is defined as a result, " second " feature can be expressed or implicit include
One or more this feature, in the present description, " several " are meant that two or more, unless otherwise clearly having
The restriction of body.
In the present invention, except as otherwise clear stipulaties and restriction, should make if any term " assembling ", " connected ", " connection " term
Broad sense goes to understand, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；It is also possible to mechanical connect
It connects；It can be directly connected, be also possible to be connected by intermediary, can be and be connected inside two elements.For ability
For the those of ordinary skill of domain, the concrete meaning of above-mentioned term in the present invention can be understood as the case may be.
Several embodiments of the invention above described embodiment only expresses, the description thereof is more specific and detailed, but simultaneously
Limitations on the scope of the patent of the present invention therefore cannot be interpreted as.It should be pointed out that for those of ordinary skill in the art
For, without departing from the inventive concept of the premise, various modifications and improvements can be made, these belong to guarantor of the invention
Protect range.Therefore, the scope of protection of the patent of the invention shall be subject to the appended claims.
Claims (10)
1. high balance key, including shell (1), for pressing and being pressurized when slide downward slide core component (2), be set to slide core
The axis body (3) of component (2) and for drive slide core component (2) reset return unit (4), it is characterised in that: further include when slide
For balancing the balancing pole (5) of its horizontal direction and for balancing its vertical direction at least when core assembly (2) slide downward
One balance guide post (6), hingedly, the shell (1) offers for supplying for one end and slide core component (2) of the balancing pole (5)
The slideway (10) of balancing pole (5) other end sliding, and shell (1) is equipped with for for balance guide post (6) sliding and to balance guide post
(6) sliding cavity (11) of sliding limit.
2. high balance key according to claim 1, it is characterised in that: the slide core component (2) includes being set to shell
(1) installation base plate (20), the keycap (21) for being set to installation base plate (20) and the side plate for being set to installation base plate (20) edge
(22), the axis body (3) and each balance guide post (6) are assembled on the installation base plate (20).
3. high balance key according to claim 2, it is characterised in that: the return unit (4) is spring；The installation
Substrate (20) is equipped with the first accommodating cavity (23) for putting spring one end, and the shell (1) is equipped with another for putting spring
End and the second accommodating cavity corresponding with the first accommodating cavity (23) (24).
4. high balance key according to claim 3, it is characterised in that: the peripheral ring of second accommodating cavity (24) around
Equipped with protective fence (25), is surrounded between the protective fence (25) and the second accommodating cavity (24) and form the sliding cavity (11).
5. high balance key according to claim 4, it is characterised in that: the protective fence (25) is equipped with for limiting
The limit assembly of slide core component (2) shift motion, the limit assembly include set on protective fence (25) retention bead (26) with
And it is opened in installation base plate (20) and limiting groove corresponding with retention bead (26) (27).
6. the high balance key according to claim 2 any one, it is characterised in that: further include sounding component and open
Third accommodating cavity (12) set on shell (1) and for accommodating sounding component, the sounding component include being set to third accommodating cavity
(12) elastic component (13), the first guide part for being set to installation base plate (20) and removing its guiding for pressing elastic component (13)
(28), the second of sound is generated for colliding its guiding movement and third accommodating cavity (12) inner wall when elastic component (13) are resetted
Guide part (29) and the third guide part (2A) being set between the first guide part (28) and the second guide part (29).
7. a kind of high balance keyboard with key described in claim 1 to 6 any one, it is characterised in that: including pcb board
(7) and it is welded in the input elements of pcb board (7), when axis body (3) is moved down with the input element with the use of being formed
Signal input.
8. high balance keyboard according to claim 7, it is characterised in that: the input element includes being welded in pcb board
(7) light-emitting component (70) and while being powered, form the receiving element (71) of optical path with light-emitting component (70), when axis body (3) is downward
Stop or the optical path be connected to form signal input when mobile.
9. high balance keyboard according to claim 7, it is characterised in that: the input element is to be welded in pcb board (7)
Hall element (72), the axis body (3) is equipped with the magnet (30) that is used cooperatively with Hall element (72), when axis body (3) is downward
When mobile, the magnet (30) and Hall element (72) cooperation induction form signal input.
10. high balance keyboard according to claim 7, it is characterised in that: the input element includes being welded in pcb board
(7) the first conduct piece (73) and the second conduct piece (74) being used cooperatively with the first conduct piece (73), described first is conductive
One end of part (73) bends downward to be formed press-side (75), and the installation base plate (20) is equipped with for pressing the first conduct piece (73)
The pressing piece (2B) of press-side (75), when axis body (3) moves down, pressing piece (2B) pressing the first conduct piece (73)
Press-side (75) makes it contact to form signal input with the second conduct piece (74).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910415528.8A CN110137016A (en) | 2019-05-13 | 2019-05-13 | High balance key and keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910415528.8A CN110137016A (en) | 2019-05-13 | 2019-05-13 | High balance key and keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN110137016A true CN110137016A (en) | 2019-08-16 |
Family
ID=67571422
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910415528.8A Pending CN110137016A (en) | 2019-05-13 | 2019-05-13 | High balance key and keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110137016A (en) |
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