CN208127083U - Scissor leg structure key and its switching device, and the keyboard using the key - Google Patents
Scissor leg structure key and its switching device, and the keyboard using the key Download PDFInfo
- Publication number
- CN208127083U CN208127083U CN201720362884.4U CN201720362884U CN208127083U CN 208127083 U CN208127083 U CN 208127083U CN 201720362884 U CN201720362884 U CN 201720362884U CN 208127083 U CN208127083 U CN 208127083U
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- leg structure
- percussion hammer
- foot
- scissor leg
- scissor
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Abstract
A kind of switching device described in the utility model, including reducible scissors foot and mounting base；Assisted parts is resetted, the second end of public foot is set；The reset assisted parts is equipped with accommodating position, and the two sidewalls for accommodating position are respectively equipped with saddle；Percussion hammer, the two sides of percussion hammer are equipped with the convex block matched with saddle, and percussion hammer is hung on saddle by two convex blocks；Mounting base is equipped with one for putting the recess portion of percussion hammer；When scissor leg structure is located in situ, percussion hammer is placed on the side wall of recess portion；When scissor leg structure is pressed down, percussion hammer is mobile toward the direction that can fall into the recess portion；After scissor is compressed to critical point, percussion hammer is fallen into the recess portion；In scissor leg structure reseting procedure, saddle drives percussion hammer to reset therewith.By above structure, it had both been able to achieve the photoelectric switch of scissor leg structure, and can make key that there is more apparent paragraph sense and the sound.Overcome the noise that mechanical switch is easy to produce, feel is insufficient, the problems such as not being able to satisfy user's use demands.
Description
Technical field
The utility model relates to keyboard and art of keypads, in particular to a kind of key of scissor leg structure, and should
The switching device that key has, and the keyboard using the key.
Background technique
Currently on the market, scissor leg structure membrane switch keyboard is chiefly used in keyboard of notebook computer because of product thickness book.Scissors
Leg structure is also referred to as X architecture full name and is called SCISSOR, its working principle is：With two groups of parallel four-bar linkages, to force fortune
Flowing mode allow user by touching disk four corners when can enjoy smooth and consistent feel, the plastic-steel material of lightweight,
Firm in structure, durability is got well than general keyboard.The design of scissor leg structure is most to be used for notebook and ultra-thin PC computer
On keyboard.It is two groups of connecting rod structure support frames that similar scissors shape is used between keycap and pedestal, and stroke is typically about
2.0mm~3.0mm or so, this design can allow user finger equably stress on keycap, each key can obtain together
The feel of sample.
Patent No. 201410583955.4, the utility model patent that patent name is a kind of keyboard, disclose one
The scissor button structure of kind photo-electric, realizes the photoelectric switch of scissor leg structure, overcomes mechanical switch and is easy to produce
Raw noise problem.But this structure cannot have apparent paragraph sense and the sound, and feel is still insufficient, and not being able to satisfy to use needs
It asks.
Utility model content
First purpose of the utility model is for overcome the deficiencies in the prior art, to provide a kind of light path switch device,
When it is applied to scissor leg structure key, key stationarity can be improved and realize more apparent paragraph sense.
Second and third purpose of the utility model is to provide for scissor leg structure key.
Fourth, fifth purpose of the utility model is to provide for the keyboard with scissor leg structure key.
In order to achieve the above object, the utility model uses following technical scheme：
A kind of switching device, including reducible scissors foot and mounting base；The scissors foot includes male foot and female foot,
The male foot and female foot hingedly form en scissors-like construction；The first end of the public affairs foot is articulated in the mounting base, mother's foot
First end sliding be set to the mounting base；
Assisted parts is resetted, the second end of public foot is set；The reset assisted parts is equipped with accommodating position, described to accommodate the two of position
Side wall is respectively equipped with saddle；
Percussion hammer, the two sides of the percussion hammer are equipped with the convex block matched with the saddle, and the percussion hammer is described convex by two
Block is hung on the saddle；
The mounting base is equipped with one for putting the recess portion of the percussion hammer；
When the scissor leg structure is located in situ, the percussion hammer is placed on the side wall of the recess portion；The scissor knot
When structure is pressed down, the percussion hammer is mobile toward the direction that can fall into the recess portion；It is described after the scissor is compressed to critical point
Percussion hammer is fallen into the recess portion；In the scissor leg structure reseting procedure, the saddle drives percussion hammer to reset therewith.
Preferably, further including a pushing part for pushing percussion hammer mobile, female foot is arranged in the pushing part
First end；When the scissors foot collapses, the pushing part pushes the percussion hammer mobile.
Preferably, the saddle is located on the fall trajectory of the convex block after the scissor is compressed to critical point.
Preferably, the saddle include with concave curved table top in rising trend from end to interconnecting piece and with it is described recessed
The flat surface of bent table top connection；The bottom surface of the convex block is the face with upper recess.
Preferably, the side wall of the recess portion forms the first limiting section, the lateral surface of the percussion hammer is equipped with and described first
Second limiting section of limiting section cooperation；When the percussion hammer falls into the recess portion, first limiting section is chimeric with the second limiting section.
Preferably, the side wall of the recess portion forms three limiting slots as the first limiting section, three limiting slots are in three
Angle is distributed, and three are formed on the percussion hammer lateral surface as limited block the second limiting section and in angular distribution.
Preferably, the accommodating position is a limitting casing；The limitting casing is set on the outside of the percussion hammer.
A kind of scissor leg structure key, which is characterized in that including the switching device；It is set above the scissors foot
Set keycap.
Preferably, further including reset spring, the reset spring is arranged between the keycap and the percussion hammer；It is described
One end of reset spring is set to keycap, and the other end is set to the percussion hammer.
Preferably, further including for the pedestal by scissor leg structure key installation on circuit boards, the installation
Seat setting is on the base.
Preferably, being equipped with a LED light in the middle part of scissor in the mounting base.
Preferably, the centre of the scissors foot is equipped with one for realizing the main spring for driving scissors foot to reset；Institute
Main spring one end is stated set on the mounting base；When keycap is pressed down, keycap pushes main spring and scissors foot, after external force is removed,
Main spring resets, and keycap and scissors foot is driven to reset.
A kind of scissor leg structure key, including the switching device；Keycap is arranged in the top of the scissors foot；It is described
The opposite sides of recess portion is respectively equipped with optical element accommodating position, and the light receiving element and the photocell are respectively arranged on two institutes
State optical element accommodating position.
Preferably, the optical element accommodating position is connected to the recess portion by the way that loophole is arranged.
Preferably, further including reset spring, the reset spring is arranged between the keycap and the percussion hammer；It is described
One end of reset spring is set to keycap, and the other end is set to the percussion hammer.
Preferably, the top surface of the percussion hammer is equipped with one for realizing the recess of limit, the reset bullet to reset spring
The end of spring is placed in the recess.
Preferably, further including for the pedestal by scissor leg structure key installation on circuit boards, the installation
Seat is removably mounted on the pedestal.
Preferably, further including for the pedestal by scissor leg structure key installation on circuit boards, the installation
Seat is fixed on the pedestal, and the mounting base and the pedestal are an inseparable entirety.
Preferably, being equipped with dustproof cover between the male foot and female foot and the keycap；The dustproof cover lid closes
On the male foot and female foot, and the open edge of the dustproof cover is embedded in the mounting base；The second end of mother's foot
It is hinged on the dustproof cover, the second end sliding of the public affairs foot is set to the dustproof cover.
Preferably, the mounting base is being equipped with a LED light close to scissors foot side.
Preferably, the LED light is located at the centre of the scissors foot.
Preferably, the centre of the scissors foot is equipped with one for realizing the main spring for driving scissors foot to reset；Institute
Main spring one end is stated set on the mounting base；When keycap is pressed down, keycap pushes main spring and scissors foot, after external force is removed,
Main spring resets, and keycap and scissors foot is driven to reset.
A kind of scissor leg structure key board, including scissor leg structure key described in claim 8 to claim 12
And the chassis with circuit board, the scissor leg structure key are set on the chassis.
Preferably, the circuit board is equipped with one layer of protection plated film.
A kind of scissor leg structure key board, including the scissor leg structure key and with the chassis of circuit board, institute
Scissor leg structure key is stated on the chassis.
Preferably, the chassis includes the flexible circuit board being arranged from the bottom to top, protective plate and installation panel；The bottom
Seat setting is on installation panel；The light receiving element and photocell are connect with flexible circuit board.
Preferably, optical element accommodating position is the engraved structure of the mounting base, the pedestal corresponds to the light hair
It penetrates element and light receiving element is equipped with engraved structure, the photocell and light receiving element are arranged on installation panel；Institute
It states and corresponds to photocell on protective plate and light receiving element is respectively equipped with first through hole.
Preferably, the recess portion is the structure through mounting base, corresponding recess, in the installation panel and the protection
The second through-hole is respectively equipped on plate.
Compared with prior art, the utility model has the advantages that：
By above structure, it had both been able to achieve the photoelectric switch of the key of scissor leg structure, mechanical switch has been overcome and is easy
The noise problem of generation, and key stationarity can be improved and realize more apparent paragraph sense.Removably by mounting base
It is mounted on the base, key is made to realize modularization, be easy dismounting, the service life of keyboard entirety is enable to extend.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of scissor leg structure key described in the utility model；
Fig. 2 is the structural schematic diagram (omitting keycap) of scissor leg structure key described in the utility model；
Fig. 3 is the structural schematic diagram (omitting keycap and dustproof cover) of scissor leg structure key described in the utility model；
Fig. 4 is that the structural schematic diagram of scissor leg structure key described in the utility model (omits keycap, dustproof cover and installation
Seat)；
Fig. 5 is that the structural schematic diagram of scissor leg structure key described in the utility model (omits keycap, dustproof cover, installation
Seat and pedestal)；
Fig. 6 is the structural schematic diagram (omitting reset spring) of light path switch device described in the utility model；
Fig. 7 is the structural schematic diagram of percussion hammer described in the utility model；
Fig. 8 is the structural schematic diagram of mounting base described in the utility model and pedestal；
Fig. 9 is the structural schematic diagram of scissor leg structure described in the utility model；
When Figure 10 is that the scissor leg structure of the key of scissor leg structure described in the utility model is located at original position, reset auxiliary
Help portion and percussion hammer status diagram；
Figure 11 is after the scissor leg structure of the key of scissor leg structure described in the utility model is located at critical point, under continuing
When heavy, assisted parts and percussion hammer status diagram are resetted；
When Figure 12 is that the scissor leg structure of the key of scissor leg structure described in the utility model is located at lowest order, reset auxiliary
Help portion and percussion hammer status diagram.
In figure：
1-keycap；2-dustproof covers；3-mounting bases；311-recess portions；312-limiting slots；313-loopholes；314-light
Element accommodates position；32-main springs；4-pedestals；51-public feet；511-reset assisted parts；5111-accommodating positions；5112-supports
Platform；52-female feet；521-pushing parts；6-percussion hammers；61-convex blocks；62-limited blocks；63-recess；64-reset springs；
7-installation panels；8-protective plates；9-flexible circuit boards；10-LED light；01-optocoupler.
Specific embodiment
Now in conjunction with attached drawing, the utility model is described in further detail with specific embodiment.
Refering to shown in Fig. 2 to Fig. 7, Fig. 9, a kind of switching device described in the utility model, including reducible scissor
Portion and mounting base 3 reset assisted parts 511, percussion hammer 6, the pushing part 521 for pushing percussion hammer 6 mobile.
Scissors foot includes male foot 51 and female foot 52, and male foot 51 hingedly forms en scissors-like construction with female foot 52；Public foot 51
First end is articulated in mounting base 3, and the first end sliding of female foot 52 is set to mounting base 3；
Reset the second end that public foot 51 is arranged in assisted parts 511；It resets assisted parts 511 and is equipped with accommodating position 5111, accommodate position
5111 be a limitting casing, and the two sidewalls of limitting casing each extend over out saddle 5112；Preferably, limitting casing is a square limit
Position frame.The first end of female foot 52 is arranged in pushing part 521.
The two sides of percussion hammer 6 are equipped with the convex block 61 matched with saddle 5112, and percussion hammer 6 hangs over saddle by two convex blocks 61
On 5112；Limitting casing is set in 6 outside of percussion hammer.Cooperate with the structure of limitting casing, the base shape of percussion hammer 6 is that radial section is
The cuboid of rounded square.
Mounting base 3 is equipped with one for putting the recess portion 311 of percussion hammer 6.
The side wall of recess portion 311 forms the first limiting section, and the lateral surface of percussion hammer 6 is equipped with the cooperated with first limiting section
Two limiting sections；When percussion hammer 6 falls into the recess portion, the first limiting section is chimeric with the second limiting section.When percussion hammer 6 being made to fall into recess portion 311
Accurate position can be fallen into.
As shown in figure 8, preferably, the side wall of recess portion 311 forms three limiting slots 312, including the first limiting slot, second
Limiting slot and third limiting slot；Three limiting slots 312 are in angular distribution.First limiting slot is formed for side walls collapse, the second limit
Slot and third limiting slot are all that the postive stop baffle that extends of side wall surrounds to be formed with side wall.
When scissor leg structure is located in situ, percussion hammer 6 is placed on opposite two side walls, is stablized percussion hammer 6 and is put
It sets；As shown in Figure 1, percussion hammer 6 is seated on the side wall of recess portion 311 and the side wall of limiting slot 312.
When scissors foot is pressed down, percussion hammer 6 is mobile toward the direction that can fall into recess portion 311；Scissor is compressed to critical point
Afterwards, percussion hammer 6 is fallen into recess portion 311；In scissor leg structure reseting procedure, saddle 5112 drives percussion hammer 6 to reset therewith.Scissors foot
When being pressed down, pushing part 521 pushes percussion hammer 6 mobile.When pushing part 521 is that percussion hammer 6 is mobile toward 311 direction of recess portion, more one is provided
A power acts on the power of hitting for not depending merely on percussion hammer 6 itself when percussion hammer 6 is mobile；When scissor leg structure is pressed, make percussion hammer 6 toward recessed
The movement of 311 direction of portion is more clear, can fall into recess portion 311 on demand.As shown in Figures 5 and 6, the section shape of pushing part 521
Shape is substantially in " convex " type.
Recess portion 311 is fallen into order to which percussion hammer 6 can be moved preferably on saddle 5112, and when scissor leg structure reset,
It can smoothly be held up by saddle 5112, as shown in fig. 7, saddle 5112 includes in rising trend recessed from end to interconnecting piece
Bent table top and the flat surface being connect with concave curved table top；The bottom surface of convex block 61 is the face with upper recess.
When being applied to scissor key by above structure, the photo-electric signal for being both able to achieve the key of scissor leg structure is defeated
Enter mode, overcomes the noise problem that mechanical switch is easy to produce；And since percussion hammer 6 falls into recess portion 311, recess portion 311 is hit
Bottom surface, issue the sound, can make key have more apparent paragraph sense and the sound.And in order to generate more preferable and apparent sound
It rings, after scissor is compressed to critical point, the location of saddle is on the fall trajectory of convex block, at this point, convex block is hit
On saddle, to generate the apparent sound.
Referring to FIG. 1 to 9, the embodiment one of a kind of scissor leg structure key described in the utility model, specifically such as
Under：
Scissor leg structure key described in the utility model, including keycap 1, light receiving element, photocell, reset bullet
Spring 64, switching device described in the utility model and for key integrally to be limited to pedestal 4 on circuit boards.Pedestal 4 is one
Mount structure pedestal, main includes the frame of a closure.Mounting base 3 is removably mounted in pedestal 4：The outside of mounting base 3 is set
There is pin thread, the medial surface of pedestal 4 is equipped with female thread, and mounting base 3 is mutually fastened by pin thread with female thread, to be arranged in pedestal 4
On；Female thread can also be equipped with the outside of mounting base 3, the medial surface of pedestal 4 is equipped with pin thread.Pedestal 4 and mounting base 3 can also be can not
Isolated entirety.
The opposite sides of recess portion 311 is respectively equipped with optical element accommodating position 314, and optical element accommodating position 314 passes through with recess portion 311
Loophole 313 is arranged to be connected to；The light receiving element and the photocell are respectively arranged on two optical element accommodating positions
314；As shown in figure 8, i.e. two loopholes 313 are located at two opposite side walls.Alternatively, the opposite sides of recess portion 311
Inner wall be respectively equipped with optical element accommodating position 314, as long as that is, optical element accommodating position be located at 311 two sides of recess portion, and light receiving element
Optical path can be formed with photocell.
Preferably, light receiving element and photocell are respectively receiving end and the transmitting terminal of optocoupler 01；Optocoupler 01 selects
One of spontaneous optical diode and photodiode, phototriode, photo resistance etc..
Dustproof cover 2 is arranged in the top of scissors foot, and the top of dustproof cover 2 is equipped with keycap 1；The lid of dustproof cover 2 is closed in public foot 51
On female foot 52, and in the open edge insertion mounting base 3 of dustproof cover 2.The second end sliding of public foot 51 is set to dustproof cover 2,
The second end of female foot 52 is hinged on keycap 1.
The top surface of percussion hammer 6 is equipped with one for realizing the recess 63 of limit to reset spring 64.The setting of reset spring 64 is anti-
Between dirt lid 2 and percussion hammer 6；One end of reset spring 64 is set to dustproof cover 2, and the other end is placed in recess 63.In scissors foot
Between be equipped with one for drive scissor leg structure reset main spring 32.The middle part of mounting base 3 is equipped with positioning tube, under main spring 32
End is socketed in positioning tube, and upper end and the dustproof cover 2 of main spring 32 support.LED light 10 is set in positioning tube, is arranged in positioning tube
LED light 10 appears light from the middle part of keycap 1, makes entire keycap 1 can be light.
In conjunction with shown in Figure 10 to Figure 12, the working principle of scissor leg structure key described in the utility model：
Wherein for Figure 10 into Figure 12, what A was indicated is the bottom surface of convex block 61, and what B was indicated is the table top of saddle 5112.
As shown in Figure 10, when not having external force key tap, scissor leg structure will be located at original position, and 6 normal condition of percussion hammer is hung over
On saddle 51112.
Under the external force for tapping keycap 1, main spring 32 is depressed, while scissors foot collapses, and public foot 51
Second end and the first end of female foot 52 translate；
5112 shift in position of saddle of assisted parts 511 is resetted, while percussion hammer 6 is mobile toward the direction that can fall into recess portion 311；When
When female foot 52 is equipped with pushing block, pushing block plays the effect for pushing percussion hammer 6 mobile；As shown in figure 11, scissor leg structure sinks
To critical point, when continuing to sink, percussion hammer 6 falls into recess portion 311；At this point, as shown, convex block 61 and saddle 5112 have certain portion
Part is separated from, and percussion hammer 6 is blocked among transmitting terminal and receiving end, and switch generates an ON signal and inputted.Percussion hammer 6 falls
Stop optical path, is the key that realize signal input, so guaranteeing that percussion hammer 6 is accurate by the way that pushing part 521 is arranged on female foot 52
Recess portion 311 is fallen into time, also ensures the timeliness and validity of entire key-press input signal.Due to the effect of percussion, scissors
Leg structure will continue to, and as shown in figure 12, saddle 5112 can sink down into bottom at this time, and saddle 5112 and convex block are completely de-
From.
After the external force for tapping keycap 1 removes, keycap resets under the action of main spring 32, completes primary input.Due to
The effect of main spring 32, so that keycap 1 can accelerate the speed of input with Rapid reset.Keycap 1 resets, the fortune of saddle 5112
Dynamic path can refer to the state of Figure 11 to Figure 12, at this point, saddle 5112 again holds up convex block 61, keycap 1, which resets, drives scissors
Leg structure resets, and saddle 5112 will drive the reset of percussion hammer 6.
Key described in the utility model realizes modularization, when a certain key needs replacing, can directly mounting base 3 from
It is removed on pedestal 4.Other keys can continue to use, and dismantling operation will not influence the structure of other keys.It is logical
The photo-electric input pattern signal that above structure had both been able to achieve the key of scissor leg structure is crossed, mechanical switch is overcome and is easy to produce
Noise problem；And since percussion hammer 6 falls into recess portion 311, hit the bottom surface of recess portion 311, issue the sound, can make key have compared with
For apparent paragraph sense and the sound.
A kind of embodiment two of scissor leg structure key described in the utility model, other than flowering structure, other structures
It is the same as example 1：
In scissor leg structure key described in the utility model, percussion hammer is electric conductor or is provided with electric conductor, two light members
Part accommodating position replaces with two capacitor accommodating positions, is respectively equipped with first capacitor and the second capacitor in two capacitor accommodating positions；Capacitor
Accommodating position is not necessarily communicated with recess portion.When scissor leg structure key described in the utility model is mounted on keyboard chassis, the
One capacitor and the second capacitor are all connect with circuit board, and after percussion hammer falls into recess portion, percussion hammer and two capacitors form capacitive induction
Effect, percussion hammer triggers two capacitors generation signals and is input to circuit board, to realize the information input of key.
A kind of embodiment three of scissor leg structure key described in the utility model, other than flowering structure, other structures
It is the same as example 1：
In scissor leg structure key described in the utility model, percussion hammer is that magnetic substance or percussion hammer are provided with magnetic substance；It is corresponding
Percussion hammer is equipped with Hall switch in the bottom of recess portion or on the circuit board below recess portion, and Hall switch connect with circuit board.At this
When scissor leg structure key described in utility model is mounted on keyboard chassis, after percussion hammer falls into recess portion, magnetic substance and Hall
The distance between switch changes, so that the input and output of Hall switch 70 change the information input to realize key.
Referring to FIG. 1 to 8, a kind of scissor leg structure key board described in the utility model, including scissor knot
Structure key and chassis with circuit board, scissor leg structure key are mounted on chassis.
Chassis includes the flexible circuit board 9 being arranged from the bottom to top, protective plate 8 and installation panel 7.
The bottom of positioning tube in mounting base 3 is communicating structure；Optical element accommodates the hollow out that position 314 is the mounting base 3
Structure.The pedestal 4, LED light 10, photocell and light receiving element are all arranged on installation panel 7；It is right on protective plate 8
It answers LED light 10, photocell and light receiving element to be respectively equipped with first through hole, exposes flexible circuit board 9, LED light
10, light receiving element and photocell can be connect with flexible circuit board 9.Due to as shown in figure 4, recess portion 311 runs through for one
The structure of mounting base 3, the i.e. recess portion 311 can expose panel.In order to allow the whereabouts of percussion hammer 6 to have enough strokes, corresponding recess
311, it is respectively equipped with the second through-hole on installation panel 7 and protective plate 8, percussion hammer 6 can directly be dropped down on flexible circuit board 9.By
It is eventually fallen on flexible circuit board 9 in percussion hammer 6, issues the sound；So keyboard described in the utility model, is both able to achieve scissor
The photo-electric input pattern signal of the key of structure overcomes the noise problem that mechanical switch is easy to produce；Also key can be made to have
There are more apparent paragraph sense and the sound.
Because the circuit in film version is made by silver paste, it is oxidized easily damage；Use 9 generation of flexible circuit board
For film version, keep keyboard more durable.In order to improve quality, circuit board is equipped with one layer of protection plated film, i.e. three proofings plated film.
But under use demand, the circuit board in chassis may be film circuit board, the scissors installed on chassis at this time
Leg structure key does not need to be provided with optical element, it is only necessary to and the position of corresponding recess is equipped with signal input point on thin film circuit,
Percussion hammer hits signal input part, i.e. the signal input of realization key after falling into recess portion.
The utility model is not limited to above embodiment, if various changes or modifications to the utility model do not take off
Spirit and scope from the utility model, if these modification and variations belong to the claims and equivalents of the utility model
Within the scope of, then the utility model is also intended to encompass these changes and changes.
Claims (28)
1. a kind of switching device, which is characterized in that including reducible scissors foot and mounting base；The scissors foot includes public affairs
Foot and female foot, the male foot and female foot hingedly form en scissors-like construction；The first end of the public affairs foot is articulated in the mounting base,
The first end sliding of mother's foot is set to the mounting base；
Assisted parts is resetted, the second end of public foot is set；The reset assisted parts is equipped with accommodating position, the two sidewalls of the accommodating position
It is respectively equipped with saddle；
Percussion hammer, the two sides of the percussion hammer are equipped with the convex block matched with the saddle, and the percussion hammer is hung by two convex blocks
On the saddle；
The mounting base is equipped with one for putting the recess portion of the percussion hammer；
When the scissor leg structure is located in situ, the percussion hammer is placed on the side wall of the recess portion；The scissor leg structure quilt
When pushing, the percussion hammer is mobile toward the direction that can fall into the recess portion；After the scissor is compressed to critical point, the percussion hammer
It falls into the recess portion；In the scissor leg structure reseting procedure, the saddle drives percussion hammer to reset therewith.
2. switching device according to claim 1, which is characterized in that further include a promotion for pushing percussion hammer mobile
The first end of female foot is arranged in portion, the pushing part；When the scissors foot collapses, the pushing part pushes the percussion hammer
It is mobile.
3. switching device according to claim 1, which is characterized in that described after the scissor is compressed to critical point
Saddle is located on the fall trajectory of the convex block.
4. according to claim 1 to switching device described in 3 any claims, which is characterized in that
The saddle includes connecting with concave curved table top in rising trend from end to interconnecting piece and with the concave curved table top
Flat surface；The bottom surface of the convex block is the face with upper recess.
5. according to claim 1 to switching device described in 3 any claims, which is characterized in that the side wall shape of the recess portion
At the first limiting section, the lateral surface of the percussion hammer is equipped with the second limiting section cooperated with first limiting section；The percussion hammer is fallen
When entering the recess portion, first limiting section is chimeric with the second limiting section.
6. switching device according to claim 5, which is characterized in that the side wall of the recess portion forms three as the first limit
The limiting slot in position portion, three limiting slots are in angular distribution, formed on the percussion hammer lateral surface three as the second limiting section and
In the limited block of angular distribution.
7. switching device according to claim 1, which is characterized in that the accommodating position is a limitting casing；The limitting casing
It is set on the outside of the percussion hammer.
8. a kind of scissor leg structure key, which is characterized in that filled including switch described in claim 1 to 7 any claim
It sets；Keycap is arranged in the top of the scissors foot.
9. scissor leg structure key according to claim 8, which is characterized in that it further include reset spring, the reset bullet
Spring is arranged between the keycap and the percussion hammer；One end of the reset spring is set to keycap, and the other end is set to the percussion hammer.
10. scissor leg structure key according to claim 8, which is characterized in that further include for by the scissor knot
The pedestal of structure key installation on circuit boards, the mounting base setting is on the base.
11. scissor leg structure key according to claim 8, which is characterized in that close to scissor in the mounting base
Middle part is equipped with a LED light.
12. scissor leg structure key according to claim 8, which is characterized in that the centre of the scissors foot is equipped with one
For realizing the main spring for driving scissors foot to reset；Described main spring one end is set to the mounting base；When keycap is pressed down, key
Cap pushes main spring and scissors foot, and after external force is removed, main spring resets, and keycap and scissors foot is driven to reset.
13. a kind of scissor leg structure key, which is characterized in that filled including switch described in claim 1 to 7 any claim
It sets；Keycap is arranged in the top of the scissors foot；The opposite sides of the recess portion is respectively equipped with optical element accommodating position, light-receiving member
Part and photocell are respectively arranged on two optical element accommodating positions.
14. scissor leg structure key according to claim 13, which is characterized in that optical element accommodating position with it is described recessed
Portion is connected to by setting loophole.
15. scissor leg structure key according to claim 13, which is characterized in that it further include reset spring, the reset
Spring is arranged between the keycap and the percussion hammer；One end of the reset spring is set to keycap, and the other end is set to described hit
Hammer.
16. scissor leg structure key according to claim 15, which is characterized in that the top surface of the percussion hammer is equipped with one and is used for
The recess of limit is realized to reset spring, the end of the reset spring is placed in the recess.
17. scissor leg structure key according to claim 13, which is characterized in that further include for by the scissor knot
The pedestal of structure key installation on circuit boards, the mounting base are removably mounted on the pedestal.
18. scissor leg structure key according to claim 13, which is characterized in that further include for by the scissor knot
The pedestal of structure key installation on circuit boards, the mounting base are fixed on the pedestal, and the mounting base is with the pedestal
One inseparable entirety.
19. scissor leg structure key according to claim 13, which is characterized in that the male foot and female foot with it is described
Dustproof cover is equipped between keycap；The dustproof cover lid closes on the male foot and female foot, and the opening edge of the dustproof cover
Edge is embedded in the mounting base；The second end of mother's foot is hinged on the dustproof cover, and the second end sliding of the public affairs foot is set to
The dustproof cover.
20. scissor leg structure key according to claim 13, which is characterized in that the mounting base is close to scissors foot
Side is equipped with a LED light.
21. scissor leg structure key according to claim 20, which is characterized in that the LED light is located at the scissor
The centre in portion.
22. scissor leg structure key described in 3 or 15 or 20 according to claim 1, which is characterized in that in the scissors foot
Between be equipped with one for realizing drive scissors foot reset main spring；Described main spring one end is set to the mounting base；Keycap quilt
When pushing, keycap pushes main spring and scissors foot, and after external force is removed, main spring resets, and keycap and scissors foot is driven to reset.
23. a kind of scissor leg structure key board, which is characterized in that wanted including claim 8 to any right of claim 12
The scissor leg structure key and the chassis with circuit board are asked, the scissor leg structure key is set on the chassis.
24. scissor leg structure key board according to claim 23, which is characterized in that the circuit board is equipped with one layer
Protect plated film.
25. a kind of scissor leg structure key board, which is characterized in that including described in claim 13 to 22 any claim
Scissor leg structure key and chassis with circuit board, the scissor leg structure key are set on the chassis.
26. scissor leg structure key board according to claim 25, which is characterized in that further include for by the scissors
The pedestal of leg structure key installation on circuit boards, the mounting base setting is on the base；The chassis include by down toward
Flexible circuit board, protective plate and the installation panel of upper setting；The pedestal setting is on installation panel；The light receiving element and
Photocell is connect with flexible circuit board.
27. scissor leg structure key board according to claim 26, which is characterized in that optical element accommodating position is institute
The engraved structure of mounting base is stated, the pedestal corresponds to the photocell and light receiving element is equipped with engraved structure, the light
Radiated element and light receiving element are arranged on installation panel；Photocell and light receiving element point are corresponded on the protective plate
It She You not first through hole.
28. scissor leg structure key board according to claim 27, which is characterized in that the recess portion is through mounting base
Structure, corresponding recess is respectively equipped with the second through-hole on the installation panel and the protective plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720362884.4U CN208127083U (en) | 2017-04-07 | 2017-04-07 | Scissor leg structure key and its switching device, and the keyboard using the key |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720362884.4U CN208127083U (en) | 2017-04-07 | 2017-04-07 | Scissor leg structure key and its switching device, and the keyboard using the key |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208127083U true CN208127083U (en) | 2018-11-20 |
Family
ID=64207725
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720362884.4U Withdrawn - After Issue CN208127083U (en) | 2017-04-07 | 2017-04-07 | Scissor leg structure key and its switching device, and the keyboard using the key |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208127083U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106887358A (en) * | 2017-04-07 | 2017-06-23 | 东莞市名键电子科技有限公司 | Scissor leg structure button and its switching device, and using the keyboard of the button |
| CN110047677A (en) * | 2019-03-26 | 2019-07-23 | 苏州达方电子有限公司 | Photoswitch key |
| CN111312547A (en) * | 2019-06-18 | 2020-06-19 | 光宝电子(广州)有限公司 | Key module, keyboard applying same and electronic device |
| TWI779516B (en) * | 2021-03-15 | 2022-10-01 | 致伸科技股份有限公司 | Key structure and scissors-type connecting element thereof |
-
2017
- 2017-04-07 CN CN201720362884.4U patent/CN208127083U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106887358A (en) * | 2017-04-07 | 2017-06-23 | 东莞市名键电子科技有限公司 | Scissor leg structure button and its switching device, and using the keyboard of the button |
| CN106887358B (en) * | 2017-04-07 | 2020-03-17 | 东莞市名键电子科技有限公司 | Scissor-leg structure key, switch device thereof and keyboard applying key |
| CN110047677A (en) * | 2019-03-26 | 2019-07-23 | 苏州达方电子有限公司 | Photoswitch key |
| CN111312547A (en) * | 2019-06-18 | 2020-06-19 | 光宝电子(广州)有限公司 | Key module, keyboard applying same and electronic device |
| CN111312547B (en) * | 2019-06-18 | 2023-08-04 | 光宝电子(广州)有限公司 | Key module, keyboard and electronic device using same |
| TWI779516B (en) * | 2021-03-15 | 2022-10-01 | 致伸科技股份有限公司 | Key structure and scissors-type connecting element thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20181120 Effective date of abandoning: 20200317 |
|
| AV01 | Patent right actively abandoned |