CN208044547U - A kind of key board unit - Google Patents

Abstract

The utility model provides a kind of key board unit, it includes：Include the shell of a holding part；Keypad housing section including multiple key openings；The keypad housing section is fixed with the shell, and multiple key opening is exposed from the holding part；At least one keycap set, the keycap in the keycap set are mutually aligned and are arranged in same rectilinear direction；And pushing mechanism, push the keycap to rise or sink relative to the keypad housing section by controlling the change in location of the lug.In this way, key cap of key set is shunk when in the key opening of keypad housing section, key board unit keeps ultra-thin state, and thinner appearance is presented；In addition, key cap of key set contraction does not provide user when in the key opening of keypad housing section and presses input operation, key cap of key set provides user and presses input operation when being lifted protrusion keypad housing section upper surface, touch of key-press by accident can be effectively prevent to generate unwanted input.

Description

A kind of key board unit

Technical field

The utility model is related to art of keypads more particularly to a kind of liftable key board units of button.

Background technology

With the demand of the lightweight of the electronic equipments such as laptop, desktop computer, slimming, as common input Device, keyboard also develop towards lightweight, ultra-thin direction, how to design the design project that thinner keyboard is this field. In the design of part electronic equipment, including the keyboard face of button needs to be transferred in one of the states as supporting surface, to be supported in table The planes such as face, or held by user, it needs to make anti-operation processing to keyboard at this time.In addition, in order in use can be temporary When shelve electronic equipment to handle other affairs, need to make anti-operation processing to keyboard, be influenced to avoid other people touch control keyboards The leakage or destruction of data in the operation of electronic equipment or electronic equipment；

In the prior art, there is dealer to use to promote on keyboard and prevent maloperation to detach button and switch, but do so and make The integral thickness for obtaining key board unit thickens；Also dealer is abutted using single-point and promotes keyboard, since the central point of button is usually used To press trigger point switch, the phenomenon that single locus of the abutting tends to side, can lead to button run-off the straight.

Therefore, it is necessary to a kind of liftable key board unit of novel button be designed, to solve drawbacks described above.

Utility model content

The purpose of this utility model is to provide a kind of liftable key board units of button, can easily realize keyboard It is lightening so that keyboard is more attractive smooth, and can be according to different use demand setting buttons to prevent the maloperation to button.

A kind of in order to achieve the above object, the utility model provides key board unit, it includes,

Shell, including a holding part；

Keypad housing section, including multiple key openings；The keypad housing section is fixed with the shell, and multiple key opening Expose from the holding part；

At least one keycap set, the keycap set include at least one keycap, and at least one keycap is mutual It is aligned and is arranged in same rectilinear direction；The keycap is placed in the key opening, and the back side of the keycap is along affiliated keycap set At least one lug is stretched out in the both sides of middle keycap orientation respectively；And

Pushing mechanism, by control the change in location of the lug with push the keycap relative to the keypad housing section rise or Sink.

Preferably, the pushing mechanism includes at least two first connecting rods, which is located at the key The both sides of keycap orientation in cap group, the first connecting rod have multiple inclined-plane sliding slots, each inclined-plane sliding slot and corresponding one A lug movably abuts, to push the keycap to rise or sink relative to the keypad housing section.

Preferably, the keypad housing section further includes the frame portion between the adjacent key opening；The key board unit includes two A keycap set, two keycap sets are located on parallel different straight lines, and adjacent with the same frame portion；

The first connecting rod between two keycap sets, for tool there are two opposite side, each side corresponds to should One in two keycap sets, and there are multiple inclined-plane sliding slots, each inclined-plane sliding slot to be located at corresponding one for each side The top of a lug is simultaneously abutted against with the lug.

Preferably, the frame portion has a upper surface, the inclined-plane sliding slot have recess portion, protrusion and the recess portion and the protrusion it Between inclined plane part；

When the lug is connected to the recess portion of the corresponding inclined-plane sliding slot, corresponding keycap stretches out the corresponding button and opens upwards Mouthful, and it is higher than the upper surface；

When the lug is connected to the protrusion of the corresponding inclined-plane sliding slot, corresponding keycap maintains an equal level with the upper surface, or slightly Degree ground is higher or lower than the upper surface；

The first connecting rod is moved along the length direction of the first connecting rod, so that the lug is connected to the inclined plane part and opposite shifting It moves to be switched to the recess portion or the protrusion.

Preferably, the pushing mechanism further includes at least one second connecting rod, the second connecting rod and the first connecting rod are perpendicular； Wherein, when which moves along the length direction of the second connecting rod, which is driven the length along the first connecting rod Spend direction movement.

Preferably, there is the first connecting rod trapezoidal groove, the second connecting rod to have trapezoid block, the trapezoidal groove trapezoidal with this Block is abutted with an inclined-plane and can be relatively moved；When wherein the second connecting rod is moved along the length direction of the second connecting rod, this is trapezoidal Block is abutted by the inclined-plane drives trapezoidal groove movement, to drive the first connecting rod to be moved along the length direction of the first connecting rod It is dynamic.

Preferably, there is the second connecting rod guide groove, the first connecting rod there is a pillar, the pillar can be moved in the guide groove It is dynamic；When wherein the second connecting rod is moved along the length direction of the second connecting rod, which drives the pillar to move, with drive this One connecting rod is moved along the length direction of the first connecting rod；Alternatively,

There is the first connecting rod guide groove, the second connecting rod there is a pillar, the pillar can be moved in the guide groove；Wherein When the second connecting rod is moved along the length direction of the second connecting rod, which drives the guide groove to move, to drive the first connecting rod Length direction along the first connecting rod moves.

Preferably, the second connecting rod is perpendicular with multiple first connecting rods and is movably coupled to；Wherein, the second connecting rod When being moved along the length direction of the second connecting rod, multiple first connecting rods is driven to be moved along the length direction of the first connecting rod.

Preferably, the first connecting rod and the second connecting rod are removably affixed the lower surface of the keypad housing section, it should Keypad shell, at least one keycap set, the first connecting rod and second connecting rod assembling, and this will be integrally fastened to after assembling Shell.

Preferably, the key board unit further includes circuit board, which there is multiple switch, each switch to correspond to one The keycap；Wherein, when each lug is connected to the protrusion of the one-to-one inclined-plane sliding slot in each keycap set, the circuit The key switch of plate is in closing or disabled state.

Preferably, the key board unit further includes control unit, which controls pushing mechanism operation, is somebody's turn to do with pushing Keycap rises or sinks relative to the keypad housing section.

Preferably, the control unit automatically analyzes the target use state for determining the key board unit, and control the promotion machine Structure pushes the keycap in keycap set some or all of corresponding with the target use state to rise relative to the keypad housing section Or sink.

Preferably, the control unit also control the key switch in circuit board corresponding with the keycap open, be enabled, closing or Forbidden energy, wherein being opened or being enabled relative to corresponding key switch of the keycap that the keypad housing section rises, relative to the key Corresponding key switch of the keycap that area's housing section is sunk is closed or forbidden energy.

Compared with prior art, key board unit provided by the utility model, key cap of key set shrink pressing in keypad housing section When in key opening, the ultra-thin state of key board unit is kept, thinner appearance is presented.In addition, key cap of key set is shunk in keypad shell When in the key opening in portion, closing or the corresponding board switch of forbidden energy press input operation without providing user；Pass through control Key cap of key set is lifted a bit of stroke by pushing mechanism processed, and makes key cap of key set protrusion keypad housing section upper surface, and can be provided User presses input operation；The ultra-thin state of key board unit is kept when that need not use as a result, and effectively prevent touch of key-press by accident Generate unwanted input.

Description of the drawings

Figure 1A is the positive side schematic diagram of the key board unit before the keycap depression of the utility model；

Figure 1B is the positive side schematic diagram of the key board unit after the keycap depression of the utility model；

Fig. 2A is the backside configuration schematic diagram of the key board unit before the utility model first embodiment depression；

Fig. 2 B are the backside configuration schematic diagram of the key board unit after the utility model first embodiment depression；

Fig. 2 C are the back side decomposition diagram of the key board unit of the utility model first embodiment；

Fig. 3 A are the backside configuration schematic diagram of the key board unit before the utility model second embodiment depression；

Fig. 3 B are the backside configuration schematic diagram of the key board unit after the utility model second embodiment depression；

Fig. 3 C are the back side decomposition diagram of the key board unit of the utility model second embodiment；

Fig. 4 A are the sections A-A ' the positive side schematic diagram before the utility model the first and second embodiments depression；

Fig. 4 B are the sections A-A ' the positive side schematic diagram after the utility model the first and second embodiments depression.

Specific implementation mode

To make to have further understanding to the purpose of this utility model, construction, feature and its function, hereby coordinate embodiment Detailed description are as follows.

Some vocabulary has been used in specification and claims to censure specific element.Have in fields Usual skill is, it is to be appreciated that manufacturer may call the same element with different nouns.This specification and right are wanted It asks book not in such a way that the difference of title is used as and distinguishes element, but differentiation is used as with the difference of element functionally Criterion.It is open term in the " comprising " of specification in the whole text and claim mentioned in, therefore should be construed to " including but It is not limited to ".The orientation or positional relationship of the instructions such as term "upper", "lower" is to be based on the orientation or positional relationship shown in the drawings, The utility model product using when the orientation or positional relationship usually put or those skilled in the art usually manage The orientation or positional relationship of solution, this kind of term are merely for convenience of describing the present invention and simplifying the description, rather than indicate or It implies that signified device or element must have a particular orientation, with specific azimuth configuration and operation, therefore should not be understood as Limitations of the present invention.In addition, term " first ", " second " etc. be only used for distinguish description, and should not be understood as instruction or Imply relative importance.

Referring to Fig.1 shown in A and 1B, the positive three dimensional structure diagram of the utility model key board unit is disclosed, wherein scheming 1A is the schematic diagram of normal condition, and Figure 1B is the schematic diagram that keycap is pressed down.Key board unit includes shell 10, keypad housing section 10 ', the control unit 40 of at least one keycap set 20, the pushing mechanism 30 of keycap lifting and control 30 start of pushing mechanism, Other further include the corresponding circuit board (not shown) in 20 lower section of keycap set, keyboard input/output interface (not shown) etc..The keyboard Device, which can be used as a module and integrate, is applied to the electronic equipments such as laptop, desktop computer, also can be used as smart mobile phone, puts down The external input equipment of the miniaturized electronics such as plate computer, the utility model are not limited.

Holding part there are one being set on shell 10；Keypad housing section 10 ' is equipped with multiple key openings 12, adjacent key opening There is frame portion 11 between 12；Keypad housing section 10 ' and shell 10 are affixed, and the part of keypad housing section 10 ' is from shell 10 Expose in holding part, to form the appearance of the key board unit and be operated for user；Keypad housing section 10 ' or its frame portion 11 it is upper Surface 11a and the upper surface of shell 10 are fair or slightly higher or slightly lower, wherein to maintain an equal level or slightly lower be preferred.Shell 10, keypad shell The upper surface 11a of body portion 10 ' or frame portion 11 forms shell appearance, forms the part in the key board unit appearance after assembling, in this way Substantially reduce the thickness of entire key board unit；It also can be using the upper surface 11a of keypad housing section 10 ' or its frame portion 11 as keyboard The structure of device appearance enclosure interior, such as also have a shell with corresponding key opening in the upside of keypad housing section 10 ' As key board unit appearance.The lower surface 11b of keypad housing section 10 ' and its frame portion 11 settings accommodate the structure of pushing mechanism 30, Such as equipped with groove to accommodate the body of rod in pushing mechanism 30, which can be continuous and completely include bar in pushing mechanism 30 The body of rod length of body can also be the body of rod length of the part body of rod of the part comprising pushing mechanism 30；Keypad housing section 10 ' and The lower surface 11b of frame portion 11 also has holding part, and in the range of the body of rod in pushing mechanism 30 is constrained in groove, the body of rod is only It can be moved along body of rod length direction；The holding part is integrated with keypad housing section 10 ' and the lower surface 11b of frame portion 11, also may be used It is realized, is repeated no more by pasting, melting the modes such as affixed.Keypad housing section 10 ' and shell 10 are affixed, can by locking, The realizations such as engaging or melting are affixed, can also be the combination of above-mentioned implementation method.

Keycap set 20 includes multiple keycaps 21, and all keycaps 21 in keycap set 20 are in line or a row, it is preferable that institute There is the keycap orientation in keycap set 20 consistent.Figure 1A and Figure 1B is all in keycap set 20 by taking common keyboard layout as an example Keycap 21 is in line.The key board unit includes multiple rows to keycap set 20, to constitute complete key arrangement, with Figure 1A and 1B For, a line keycap can be also divided into two keycap sets 20 in left and right, for cloth using a line keycap 21 as a keycap set 20 The keycap 21 (such as "enter" key") that multirow is occupied in office, then use two keycap sets 20 of avris in the multirow keycap set 20 right The pushing mechanism 30 answered controls its lifting.

Each keycap 21 in keycap set 20 can be the monomer of separation, and keycap set 20 is alternatively and is integrated with circuit board Keyboard components, keycap set 20 can be the keyboard components in part keycap 21 combination.Keycap 21 includes face portion 211, the back of the body The lug 213 that face 212 and back part 212 extend laterally.Face portion 211 forms the appearance of keycap 21, is pressed for user Pressure is to realize input operation；Back part 212 is opposite with face portion 211, and back part 212 corresponds to corresponding key in circuit board and opens It closes；Under normal operating condition, when face portion 211 is depressed by a user, back part 212 directly or indirectly abuts corresponding key Switch generates electric signal with the corresponding key switch of triggering, and the electric signal that all key switches generate generates corresponding input via compiling Signal is supplied to the electronic equipment being connect with the key board unit signal；Such as laptop as shown in Figure 1A and 1B, keyboard Input signal is provided the control module of laptop via input/output port by device, can also be provided the electric signal of generation Corresponding input signal is generated to the control module of laptop, by control module compiling, details are not described herein.

Fig. 2A -2C and 3A-3C are respectively the backside configuration schematic diagram of two embodiments of the utility model.In keycap set 20 All keycaps 21 stretch out at least one lug 213 respectively from the both sides of the keycap orientation along group of back part 212, per side lug 213 quantity and size determines that the quantity of both sides lug 213 can be equal according to the size of corresponding 21 face portion 211 of keycap, It can not wait.For example, in the case that all keycaps 21 in keycap set 20 are in line, the back part 212 of each keycap 21 Front side and rear side stretch out lug 213 respectively；The both sides of general keycap 21 (such as F function keys, number key, letter key etc.) are respectively arranged Two lugs 213 are arranged in two lugs 213 or side, a lug 213 is arranged in the other side；It is longer along keycap orientation Key cap of key set 21 (such as Backspace keys, space bar etc.) both sides be respectively arranged at least three lugs 213 or side setting Two lugs 213 are arranged at least three lugs 213, the other side；The utility model is not limited.

Under normal operating condition, the face portion 211 of the keycap 21 in all keycap sets 20 protrudes from keypad housing section 10 ' Or the upper surface 11a of its frame portion 11, to navigate to corresponding key cap of key set 21 convenient for users to promptly identifying, and press keycap 21 generate electric signal to trigger corresponding key switch in lower circuit board.

Under non-working condition, the surface of key board unit keeps smooth, i.e., the face portion 211 of the keycap 21 in keycap set 20 With the upper surface 11a of keypad housing section 10 ' or its frame portion 11 generally within same plane, while the key in corresponding circuit board is opened Close in close or disabled state, i.e., do not receive keycap pushing key-press input, user can not pressing operation button carry out it is defeated Enter operation；The non-working condition can be key board unit connection electronic equipment be in be not keyed up, it is standby or temporarily without using etc. State.Under non-working condition, the face portion 211 of the keycap 21 in keycap set 20 also can be slightly higher than or slightly below keypad housing section The upper surface 11a of 10 ' or its frame portion 11 rises wherein slightly higher, slightly lower refers to being higher than, being less than by a small margin relative to keycap 21 The height of 10 ' upper surface 11a of keypad housing section is protruded from when state, slightly higher, the slightly lower amplitude is smaller, in the utility model slightly It is high, slightly lower to be understood in this way, it repeats no more.

Also can only by part keycap set 20 rising protrude from the upper surface 11a of keypad housing section 10 ' or its frame portion 11 for The pressing of user inputs, other keycap sets 20 keep smooth with the upper surface 11a of keypad housing section 10 ' or its frame portion 11, i.e., Other keycap sets 20 are fair, slightly higher or slightly lower relative to the upper surface 11a of keypad housing section 10 ' or its frame portion 11, i.e., keyboard fills It sets in limiting or allowing part button is workable to limit use state, wherein the 20 corresponding electricity of keycap set used by limitation Key switch group in the plate of road is closed or forbidden energy.Such as can only the keycap of digital keys 21 be risen and be can be used, to be applicable in In the situation for only needing numeral input；Also can only the keycap of direction key 21 be risen and is can be used, behaviour when with suitable for playing It uses；The utility model is not limited.

The keycap set 20 and upper surface 11a of keypad housing section 10 ' or its frame portion 11 keeps smooth --- i.e. 20 phase of keycap set It is fair, slightly higher or slightly lower for the upper surface 11a of keypad housing section 10 ' or its frame portion 11, can also be the sinking row of keycap 21 Journey is insufficient to allow corresponding key switch in its trigger circuit plate.All buttons can normally press input, can so control whole The thickness of a key board unit reaches a thinner state；The protrusion (or meaning rises) of part or all of key cap of key set 21 then contributes to Identifying and positioning for button is corresponded to from vision and/or tactile, it is follow-up to correspond to non-working condition and limit setting for use state It sets processing and can be replaced thinner serviceable condition described in this paragraph, repeat no more.

Pushing mechanism 30, by control keycap 21 lug 213 change in location to push keycap 21 relative to keypad shell Body portion 10 ' (or its frame portion 11) rises or sinks.

Pushing mechanism 30 includes multiple first connecting rods 31, is had respectively in the both sides of the keycap orientation of each keycap set 20 There is a first connecting rod 31；Corresponding to the position of each lug 213, a corresponding inclined-plane sliding slot 313, inclined-plane is arranged in first connecting rod 31 Sliding slot 313 is movably abutted with lug 213.When first connecting rod 31 is moved along length of connecting rod direction, lug 213 is connected to inclined-plane Sliding slot 313 is simultaneously pushed rising along the inclined-plane of inclined-plane sliding slot 313 or is sunk；20 corresponding two first connecting rods of same keycap set 31 is mobile in the same direction simultaneously, rises or sinks so that the lug 213 of 21 both sides of keycap is pushed simultaneously, to realize keycap set 20 In all keycaps 21 be simultaneously pushed rising or sinking.

Preferably, inclined-plane sliding slot 313 has between recess portion 313a, protrusion 313b and recess portion 313a and protrusion 313b Inclined plane part 313c, Fig. 4 A and 4B illustrates a kind of implementation structure of inclined-plane sliding slot 313；First connecting rod 31 moves along its length When, lug 213 is connected to the inclined plane part 313c of inclined-plane sliding slot 313 and movement, until being moved to recess portion 313a or protrusion 313b；It is convex When ear 213 is connected to recess portion 313a, the face portion 211 of corresponding keycap 21 stretches out corresponding key opening 12 and higher than adjacent upwards 11 upper surface 11a of frame portion, at this time corresponding keycap 21 (or keycap set 20) be in serviceable condition；Lug 213 is connected to convex When portion 313b, the face portion 211 and adjacent 11 upper surface 11a of frame portion of corresponding keycap 21 remains basically stable, is slightly higher or slightly lower, this When corresponding keycap 21 (or keycap set 20) be in unusable state.It, can when all keycap sets 20 are in unusable state Think that the key board unit is in non-working condition；Part keycap set 20 is in serviceable condition, other keycap sets 20 are in can not When use state, it is believed that the key board unit is in limitation use state.

In the first connecting rod 31 between two keycap sets 20 adjacent in keycap orientation, there are two tools Opposite side, each side correspond to a keycap set 20；Wherein each side have with it is all convex in side keycap set 20 The one-to-one multiple inclined-plane sliding slots of ear 213 313.The first connecting rod 31 can control the lug of two groups of keycap sets 20 simultaneously in this way 213 height, the keycap 21 to control two groups of keycap sets 20 lift.For along the phase in keycap orientation When two adjacent keycap sets 20 are in different use states, then the lug of 20 side of keycap set of unusable state is only raised 213, to which inclined appearance be presented.Also first connecting rod 31 can be set to two parallel first connecting rods 31, each first Connecting rod 31 controls the height that lug 213 is corresponded in side keycap set 20, to realize along perpendicular to keycap orientation The difference that position when upper two adjacent keycap sets 20 are in different use states lifts.

Each inclined-plane sliding slot 313 is located at the top of each corresponding lug 213 in first connecting rod 31, and is connected to the lug. The inclined-plane sliding slot 313 can also be tool there are two the guide barrel construction of parallel-slope, and first connecting rod 31 is along its length to one end When mobile, lug is connected to the inclined-plane in inclined-plane sliding slot 313, and is risen by the slope driving；First connecting rod 31 is along its length When direction is moved to the other end, lug is connected to another inclined-plane in inclined-plane sliding slot 313, and is sunk by another slope driving. The utility model is not limited.

Pushing mechanism 30 further includes at least one second connecting rod 32, and second connecting rod 32 is vertical with 31 direction of first connecting rod, the One connecting rod 31, second connecting rod 32 each parallel to keypad housing section 10 ' upper surface 11a.Second connecting rod 32 along its length When mobile, corresponding first connecting rod 31 is driven to be moved along the length direction of first connecting rod itself.Connect in first connecting rod 31 and second Displacement of the corresponding structure by the Displacement transfer in a direction for vertical direction is equipped in bar 32.

For example, as shown in Fig. 2A to 2C, there is first connecting rod 31 trapezoidal groove 312, second connecting rod 32 to have trapezoid block 322；The inclined plane shape of trapezoidal groove 312 and trapezoid block 322 matches, and 312 width of trapezoidal groove is more than the width of trapezoid block 322 Degree.When second connecting rod 32 is moved towards trapezoidal narrow portion direction, an inclined-plane 322a of trapezoid block 322 is oblique with the one of trapezoidal groove 312 Face 312a is abutted, and first connecting rod 31 is driven to be moved towards second connecting rod 32；Second connecting rod 32 is moved towards trapezoidal wide portion direction When, another inclined-plane 322b of trapezoid block 322 is abutted with another inclined-plane 312b of trapezoidal groove 312, and drives 31 court of first connecting rod One end movement far from second connecting rod 32.Trapezoid block 322 can protrude from the surface of second connecting rod 32；Trapezoid block 322 can also It is the trapezoidal block structure in 32 1 groove of second connecting rod, the groove of second connecting rod 32 is along second connecting rod length direction at this time Size is greater than the width of trapezoidal groove 312, and the groove of second connecting rod 32 is more than first along the size of second connecting rod length direction The width of connecting rod 31.

For another example, as shown in Figure 3A to 3C, there is first connecting rod 31 pillar 312 ', second connecting rod 32 to have a guide groove 323 ', pillar 312 ' can move in guide groove 323 '；When second connecting rod 32 moves along its length, guide groove 323 ' forces insertion Pillar 312 ' therein is moved along the inclined-plane of guide groove 323 ', to drive first connecting rod to move along its length.Guide groove 323 ' Both ends can correspond to the head and end point of 31 displacement of first connecting rod, it is corresponding when wherein first connecting rod 31 is located therein end point Keycap 21, which is pushed, to be risen；When first connecting rod 31 is located at another point, corresponding keycap 21 is pushed.For ease of pillar 312 ' and The abutting of guide groove 323 ' and opposite sliding, pillar 312 ' and guide groove 323 ' can also make chamfered, and pillar 312 ' can also be cylinder Body.Further, it is also possible to be first connecting rod 31 there is guide groove, second connecting rod 32 to have the situation of pillar, again by pillar and leads The Displacement transfer of second connecting rod 32 is that first connecting rod 31 and the moving direction of second connecting rod 32 are perpendicular by the coupling linkage of slot Displacement.Details are not described herein.

It is equipped with corresponding linkage structure in first connecting rod 31 and second connecting rod 32 and is not limited to above-mentioned several, can also be Other can repeat no more the linkage structure for the displacement that the Displacement transfer in a direction is vertical direction.

Second connecting rod 32 can control the movement of multiple first connecting rods 31 simultaneously, to control corresponding multiple keycap sets 20 While rise or sink.Preferably, second connecting rod 32 can be set in the head and end side of first connecting rod 31.Preferably, exist When there is two keycap sets 20 with a line, setting on the outside of the both ends of the orientation in the row keycap set 20 two the can be passed through Two connecting rods 32 to control two keycap sets, the 20 corresponding first connecting rod 31 respectively, to control two keycap sets 20 respectively Rise or sinks.

Difference can be arranged for the multiple and different keycap set 20 in the side in the one end of keycap orientation in keycap set 20 Second connecting rod 32, to realize different control to different keycap sets 20.Multiple second connecting rods 32 of the same side can be along same One rectilinear direction, and its control unit is located at the heteropleural of multiple second connecting rods 32；Such as connect positioned at the second of same straight front-end The control unit of bar 32 is located at the front end side of the second connecting rod 32, is located at the control unit of the second connecting rod 32 of same straight rear end Positioned at the rear end side of the second connecting rod 32, i.e. two control units are mutually separate.Multiple second connecting rods 32 of the same side can also be It is arranged in parallel, control unit can be located at the same side or not homonymy；It, can also be one integrated when each control unit is positioned adjacent to Control unit realize the Bit andits controls of two or more parallel second connecting rods 32；When the multiple second connecting rod positions controlled When the homonymy of control unit, part second connecting rod 32 need to cross over the non-first connecting rod 31 being controlled by it in part, can be by the Groove is arranged in the corresponding position of two connecting rods 32 and the non-first connecting rod 31 being controlled by it, and the size of the groove makes corresponding Mechanical interference will not occur within the scope of the displacement amplitude of the two for first connecting rod 31, second connecting rod 32.To all second connecting rods When 32 corresponding start simultaneously, all keycaps 21 of all keycap sets 20 rise or sink simultaneously, to realize key board unit entirety The switching of state.To part second connecting rod 32 correspond to start when, correspond to keycap set 20 in all keycaps 21 simultaneously rise or Sink, to realize the switching to specific limitation use state.

First connecting rod 31 is located at the 11 lower surface 11b of frame portion in keypad housing section 10 '.Preferably, second connecting rod 32 can position In the lower surface 11b (as shown in Fig. 2A -3C) of keypad housing section 10 ', first connecting rod 31 and second connecting rod 32 are installed on keypad shell Body portion 10 ' can be used as an entirety and further be assembled in shell 10；It also can be after keypad housing section 10 ' and shell 10 assemble, into one Step installation first connecting rod 31 and second connecting rod 32.Second connecting rod 32 may be additionally located at the lower surface of shell 10, in keypad housing section 10 ' After completing assembling with shell 10, first connecting rod 31 and second connecting rod 32 are further installed.

The key board unit further includes control unit 40, for controlling the operation of pushing mechanism 30, to realize corresponding keys Rising or sinking of the cap group 20 relative to keypad housing section 10 '.

Control unit 40 may include mechanical key button, such as slide key, pressing key etc..For example, control unit 40 can wrap Include the slide key being connect with second connecting rod 32；When pushing mechanism 30 only has first connecting rod 31 without second connecting rod 32, control Unit 40 may include the slide key being connect with first connecting rod 31.There are two positions for slide key tool, to correspond respectively to connecting rod Displacement both ends, and then correspond respectively to the two states of rising or the sinking of corresponding keycap 21 (or keycap set 20).The slide key The keypad housing section 10 ' can be located at, may be alternatively located at 10 upper surface of shell.For another example, control unit 40 may include and second The pressing key that connecting rod 32 connects；When pushing mechanism 30 only has first connecting rod 31 without second connecting rod 32, control unit 40 can To include the pressing key being connect with first connecting rod 31.Key mapping is pressed in the housing sidewall of one end of the length direction of second connecting rod 32 On, or in the housing sidewall of one end of the length direction of first connecting rod 31；The pressing key has two positions of height, to divide Not Dui Yingyu connecting rod displacement both ends, and then correspond respectively to corresponding keycap 21 (or keycap set 20) rising or two kinds of sinking State.The housing sidewall can be the side for the shell 10 to form the appearance shell that one completely wraps up the key board unit other structures Wall can also be the side wall of the appearance shell of the electronic device embedded by the key board unit；The utility model is not limited.

Electric signal control also can be used in control unit 40.Control unit 40 can be based on user to corresponding mechanical keys, touch The start of control key or similar control switch, sends control signals to corresponding motor module or other Bit andits control modules, motor Module (or other Bit andits control modules) controls corresponding second connecting rod 32 according to control signal and is switched to corresponding displaced position, The displacement so that associated first connecting rod 31, keycap set 20 link, it is final to realize that corresponding keycap set 20 is in propradation Or sinking state.

Control unit 40 can also automatically determine the target use state of key board unit based on analysis, to send control signal To corresponding motor module or other Bit andits control modules, motor module (or other Bit andits control modules) is according to control signal control It makes corresponding second connecting rod 32 and is switched to corresponding displaced position, so that associated first connecting rod 31, keycap set link Displacement, it is final to realize that corresponding keycap set 20 is in propradation or sinking state.For example, being more than without input operation in key board unit When certain time length, control unit 40 will be switched to standby mode, and 40 control keyboard device of control unit enters not operation shape at this time State.For another example, detect that particular game software is opened and when entering game, it is special that control keyboard device enters one in control unit 40 Fixed limitation use state, the wherein key cap of key set such as directionkeys, "enter" key" 21 are lifted, so that user is to its operation input Realize the control to game.For another example, laptop include the key board unit and one display touch screen, the key board unit with should Display touch screen between can connect via pivot group, to realize renovate opening, when be opened to certain angle, even keyboard dress When the back housing of the back housing and display screen set is abutted against and (is used laptop as tablet computer), keyboard dress Desktop can be put in or be held as supporting surface by setting the housing upper surface comprising keycap set or keypad housing section 10 '；The key It is turned to that certain angle, even key board unit includes keycap set or keypad shell after disk device and the display touch screen are also rotatable 10 upper surface of shell in body portion 10 ' and the back housing of display screen abut against, and are used laptop as tablet computer； When detecting that flip angle is more than 180 degree, or detect that control unit 40 determines key board unit after rotation when flipping an angle It is in or non-working condition will be in, and send control signals to corresponding motor module or other Bit andits control modules, horse Corresponding second connecting rod 32 is controlled according to control signal up to module (or other Bit andits control modules) and is switched to corresponding bit shift It sets, the displacement so that associated first connecting rod 31, keycap set link, it is final to realize that corresponding keycap set 20 is in sinking shape State, sinking state at this time are fair or slightly lower relative to the upper surface 11a of keypad housing section 10 ' or its frame portion 11 with keycap set 20 It is preferred, it is preferable that while controlling the closing of the key switch in 20 corresponding circuit board of corresponding keycap set or forbidden energy.

When with switch is controlled, the different luminous instruction of selection presentation of the control switch based on user, such as bright/ Go out, different colours, flicker etc.；Corresponding luminous finger is presented with indicator light in the target use state that may be based on key board unit Show；The utility model is not limited.In addition, can also be carried out a little to the part being lifted or the part keycap set 20 being pressed down It is bright, such as the word of corresponding keycap 21 or symbol correspond to and shine, to prompt or emphasize the part button, details are not described herein.

The utility model is described by above-mentioned related embodiment, however above-described embodiment is only to implement the utility model Example.It must be noted that the embodiment disclosed is not limiting as the scope of the utility model.On the contrary, not departing from this It is changed and retouched made by the spirit and scope of utility model, belongs to the scope of patent protection of the utility model.

Claims (13)

1. a kind of key board unit, which is characterized in that include,

Shell, including a holding part；

Keypad housing section, including multiple key openings；The keypad housing section is fixed with the shell, and multiple key opening from this Expose in holding part；

At least one keycap set, the keycap set include at least one keycap, and at least one keycap is mutually aligned And it is arranged in same rectilinear direction；The keycap is placed in the key opening, the back side of the keycap key along affiliated keycap set At least one lug is stretched out in the both sides of cap orientation respectively；And

Pushing mechanism, by control the change in location of the lug with push the keycap relative to the keypad housing section rise or under It is heavy.

2. key board unit as described in claim 1, which is characterized in that

The pushing mechanism includes at least two first connecting rods, which is located at keycap in the keycap set and arranges The both sides of column direction, the first connecting rod have multiple inclined-plane sliding slots, each inclined-plane sliding slot and corresponding lug removable It abuts dynamicly, to push the keycap to rise or sink relative to the keypad housing section.

3. key board unit as claimed in claim 2, which is characterized in that the keypad housing section further include the adjacent key opening it Between frame portion；The key board unit includes two keycap sets, which is located on parallel different straight lines, and with The same frame portion is adjacent；

The first connecting rod between two keycap sets, there are two opposite side, each sides to correspond to this two for tool One in keycap set, and each side has multiple inclined-plane sliding slots, and each inclined-plane sliding slot is located at corresponding one should The top of lug is simultaneously abutted against with the lug.

4. key board unit as claimed in claim 3, which is characterized in that there is the frame portion upper surface, the inclined-plane sliding slot to have recessed Inclined plane part between portion, protrusion and the recess portion and the protrusion；

When the lug is connected to the recess portion of the corresponding inclined-plane sliding slot, corresponding keycap stretches out the corresponding key opening upwards, And it is higher than the upper surface；

When the lug is connected to the protrusion of the corresponding inclined-plane sliding slot, corresponding keycap maintains an equal level with the upper surface, or by a small margin Higher or lower than the upper surface；

The first connecting rod is moved along the length direction of the first connecting rod so that the lug be connected to the inclined plane part and relatively move with It is switched to the recess portion or the protrusion.

5. key board unit as claimed in claim 2, which is characterized in that

The pushing mechanism further includes at least one second connecting rod, and the second connecting rod and the first connecting rod are perpendicular；Wherein, this second When connecting rod is moved along the length direction of the second connecting rod, which is driven the length direction along the first connecting rod and moves.

6. key board unit as claimed in claim 5, which is characterized in that

There is the first connecting rod trapezoidal groove, the second connecting rod to have trapezoid block, and the trapezoidal groove is with the trapezoid block with an inclined-plane It abuts and can relatively move；When wherein the second connecting rod is moved along the length direction of the second connecting rod, the trapezoid block is oblique by this Face, which abuts, drives trapezoidal groove movement, to drive the first connecting rod to be moved along the length direction of the first connecting rod.

7. key board unit as claimed in claim 5, which is characterized in that

There is the second connecting rod guide groove, the first connecting rod there is a pillar, the pillar can be moved in the guide groove；Wherein this When two connecting rods are moved along the length direction of the second connecting rod, which drives the pillar to move, to drive first connecting rod edge should The length direction of first connecting rod moves；Alternatively,

There is the first connecting rod guide groove, the second connecting rod there is a pillar, the pillar can be moved in the guide groove；Wherein this When two connecting rods are moved along the length direction of the second connecting rod, which drives the guide groove to move, to drive first connecting rod edge should The length direction of first connecting rod moves.

8. key board unit as claimed in claim 5, which is characterized in that

The second connecting rod is perpendicular with multiple first connecting rods and is movably coupled to；Wherein, the second connecting rod is along second company When the length direction movement of bar, multiple first connecting rods is driven to be moved along the length direction of the first connecting rod.

9. the key board unit as described in any one of claim 5-8, which is characterized in that the first connecting rod and the second connecting rod can The lower surface for movably fixing the keypad housing section by the keypad shell, at least one keycap set, the first connecting rod and is somebody's turn to do Second connecting rod assembles, and will be integrally fastened to the shell after assembling.

10. key board unit as claimed in claim 4, which is characterized in that

The key board unit further includes circuit board, which there is multiple switch, each switch to correspond to the keycap；Its In, when each lug is connected to the protrusion of the one-to-one inclined-plane sliding slot in each keycap set, the key of the circuit board is opened It closes in closing or disabled state.

11. key board unit as described in claim 1, which is characterized in that

The key board unit further includes control unit, the control unit control the pushing mechanism operation, with push the keycap relative to The keypad housing section rises or sinks.

12. key board unit as claimed in claim 11, which is characterized in that

The control unit automatically analyzes the target use state for determining the key board unit, and controls the pushing mechanism and push and the mesh The keycap marked in some or all of use state correspondence keycap set rises or sinks relative to the keypad housing section.

13. key board unit as claimed in claim 11, which is characterized in that

The control unit also controls the unlatching of the key switch in circuit board corresponding with the keycap, enabled, closing or forbidden energy, wherein phase Corresponding key switch of the keycap that the keypad housing section rises is opened or enabled, is sunk relative to the keypad housing section The corresponding key switch of the keycap be closed or forbidden energy.