Utility model content
The utility model patent technical problem to be solved be to overcome the deficiencies of the prior art and provide it is a kind of it is existing byKey sense of touch, again can be carried out sliding touch operation can touch-control key board and mobile terminal.
In order to achieve the above purpose, the utility model uses the following technical solution:
In a general aspect, the utility model provide it is a kind of can touch-control key board, which is characterized in that including fromKey frame body, elastic conducting strip and the capacitance touching control sensing chip set gradually under above, the key frame body deviate from the elasticityThe side of conductive sheet is equipped with multiple keys, and the elastic conduction on piece is equipped with multiple elastic pressing areas, the capacitance touching control senseIt answers piece for incuding touch operation, which is provided with multiple virtual key areas, a key and an elastic pressing areaAnd a virtual key area is opposite.
Preferably, the capacitance touching control sensing chip is the FPC for being integrated with capacitive sensing chip, it is described can touch-control key keyDisk further includes the supporting element that the capacitance touching control sensing chip is used to support below the capacitance touching control sensing chip.
Preferably, the supporting element is support steel disc, and the capacitance touching control sensing chip is mounted by copper-foil conducting electricity double-sided adhesiveIn the supporting steel on piece.
Preferably, the capacitance touching control sensing chip towards the side of the elastic conducting strip be equipped with illuminating part, it is described canThe key board of touch-control further includes set on the light guide sheet between the elastic conducting strip and the key frame body.
Preferably, it is described can the key board of touch-control further include the photomask with multiple loopholes, the photomask coversIt is placed on the side that the key frame body is equipped with the key, and a key is made to pass through a loophole on the other side.
Preferably, it is described can the key board of touch-control further include the keycap being covered on the key.
Preferably, it is described can the key board of touch-control further include the encapsulation bar being filled between two adjacent keycaps.
Preferably, it is described can the key board of touch-control further include the space bar mould being relatively fixed on the key frame bodyGroup, wherein for the space bar mould group for inputting space, the space bar mould group is also used to fingerprint recognition.
Preferably, the space bar mould group and the capacitance touching control sensing chip pass through ZIF orifice.
In another general aspect, the utility model also provides a kind of mobile terminal, including it is described above can touch-controlKey board.
The utility model can touch-control key board and mobile terminal, good reality can be not only obtained by pressing keysBody button touch feeling realizes touch system, prevents from accidentally touching, and can realize and touch by carrying out sliding touch operation on physical buttonControl, increases the operation diversity of key, improves service speed and convenience.In addition, after integrated can touch-control keyKeyboard can individually carry out assembling and Function detection, realize plug and play by BTB interface, greatly reduce and be assembled in mobile terminalDetection process in the process, improves the convenience of packaging efficiency and maintenance of doing over again.
Specific embodiment
In order to make the purpose of the utility model, technical solutions and advantages more clearly understood, below in conjunction with attached drawing and implementationThe utility model is further described in example.It should be appreciated that specific embodiment described herein is only used to explain this realityWith novel, it is not used to limit the utility model.
Fig. 1 be the utility model illustratively can touch-control key board configuration schematic diagram, as shown in Figure 1, thisEmbodiment can touch-control key board include key frame body 1, elastic conducting strip 2, capacitance touching control sensing chip 3, supporting element 4, hairLight part 5, light guide sheet 6, photomask 7, keycap 8 and encapsulation bar 9.
Referring to Fig.1, key frame body 1 includes upper and lower surfaces, and upper surface is equipped with multiple keys for operator's pressing.Its number of keys and the chronological order of key specifically can refer to the set-up mode of key in existing keyboard, and this will not be repeated here.
Referring to Fig.1, capacitance touching control sensing chip 3 is located at 1 lower section of key frame body, for incuding touch operation, capacitance touching control sensePiece 3 is answered to be equipped with multiple multiple virtual key areas corresponding with multiple keys described above, so that a key and a voidQuasi- key zone is opposite；Wherein the capacitance touching control sensing chip 3 is the capacitance keyboard FPC (flexibility for being integrated with capacitive sensing chipCircuit board, Flexible Printed Circuit), due to capacitance keyboard FPC softness changeability, it is therefore preferred that in instituteState the supporting element 4 for being equipped with below capacitance keyboard FPC and being used to support the capacitance keyboard FPC；Preferably, the supporting element 4For keypad support steel disc, the capacitance keyboard FPC passes through on copper-foil conducting electricity sticking double faced adhesive tape to keypad support steel disc, so that keyDisk supports steel disc to provide support strength for capacitance keyboard FPC, convenient for pressing.
Wherein, the one end capacitance keyboard FPC forms BTB interface, is connect by the BTB interface with mobile terminal, the shiftingDynamic terminal, which can be mobile phone or tablet computer etc., may need to use the equipment of external connection keyboard.It is by BTB interface realizationPlug-and-play greatly reduces the detection process during assembling and mobile terminal, improves packaging efficiency and maintenance of doing over againConvenience.
Referring to Fig.1, elastic conducting strip 2 is between key frame body 1 and capacitance touching control induction chip 3, the elastic conductionPiece 2 is equipped with multiple elastic pressing areas so that a key with an elasticity pressing area and one are described virtually pressesKeypad is opposite, and elastic pressing area realizes object by compressive strain by elastic conducting strip 2 between key and virtual key areaManage elastic handfeel and contact conducting.Preferred elastic conducting strip 2 is metal spring plates of keys, and the metal spring plates of keys pastesThe upper surface of the capacitance keyboard FPC stated realizes that elastic physical property feel and contact are led by compressive strain by metal spring plates of keysIt is logical, activate keypress function.
Wherein, multiple keys on the keyboard of the present embodiment, corresponding shortcut function can be set in each key, excellentChoosing, multiple keys of the present embodiment are integrated with 52 functions of shortcut key, the application software or camera specified such as capable of being opened by one keyEtc. functions, avoid the repetitive operation on the touch screen of mobile device, greatly improve service speed and convenience.
Referring to Fig. 2, when finger pressing operation on keyboard, capacitive sensing chip senses the change on capacitance keyboardChange, corresponding instruction can be issued, user is helped to complete input.For example, operator's pressing keys, as in Fig. 2 A by pressingMake, to realize the corresponding character information of input key.
Referring to Fig. 2, when finger slides touch operation on keyboard, capacitive sensing chip is sensed on capacitance keyboardVariation can issue corresponding instruction and user is helped to complete input.For example, operator can be by continuously slipping more from left to rightA key, such as the touch sliding action of B1 in Fig. 2, to realize the function of such as page turning；Such as operator by connecting from bottom to topThe continuous multiple keys of sliding, such as the touch sliding action of B2 in Fig. 2, the function etc. of being increased with realization.Certainly, sliding action shown inBut it is not limited to this for the function of realization, and the specific function of touching the corresponding realization of sliding action can specifically be set.
With continued reference to Fig. 1, illuminating part 5 is set to the two sides of the bottom of the close user of the upper surface of capacitance touching control sensing chip 3 (i.e.It is set to the left and right inferior horn of capacitance keyboard FPC as shown in fig. 1), it is preferred that illuminating part 5 is LED light.
Light guide sheet 6 is between key frame body 1 and elastic conducting strip 2, it is preferred that pastes the light guide sheet 6 above-mentionedMetal spring plates of keys on (i.e. on elastic conducting strip 2), will be in 3 or so inferior horn of capacitance touching control sensing chip by light guide sheet 6LED lamplight conduction is uniformly distributed in entire keyboard area.
Photomask 7 is covered in the side that the key frame body 1 is equipped with the key, wherein the photomask 7 is equipped with moreA loophole after being covered in key frame body 1, makes a key pass through a loophole on the other side, removes for avoidingKey with for region light leakage.
Keycap 8 is covered on the key on key frame body 1, it is preferred that it can print character information on keycap 8, consequently facilitatingUser identifies pressing.
Encapsulation bar 9 is filled between two adjacent keycaps 8, it is preferred that ornamental strip 9 is heat-fused on key frame body 1, key key8 dispensing of cap pastes on key frame body 1 appearance design effect for realizing key.
Further, referring to shown in Fig. 2, the utility model illustratively can the key board of touch-control further include being relatively fixed toSpace bar mould group 200 on the key frame body 1, wherein the space bar mould group 200 is equipped with fingerprint identification module, describedFor space bar mould group 200 for inputting space, the space bar mould group 200 is also used to fingerprint recognition.As a kind of fixed form, originallyKey frame body 1 and key support steel disc (i.e. supporting element 4) can be thermally melted in and are formed together by embodiment, will can be used for fingerprint recognitionSpace bar mould group 200 is adhered on key frame body 1 by dispensing, connects conducting with capacitance keyboard FPC by ZIF interface, fromAnd complete entirely can touch-control key board assembling.Integrated fingerprint identification function shares fingerprint recognition and space bar, canSubstitute individual fingerprint identification module on common intelligent terminal, increase key using function and the convenience used, also subtractThe small space of keyboard.As a kind of sharing model, referring to Fig. 2, finger print is contacted with the surface of space bar C, realizes fingerprintIdentification function；Finger presses space bar C, then realizes space bar input function.
The utility model also provides a kind of mobile terminal comprising it is described above can touch-control key board.Wherein, instituteStating mobile terminal can be mobile phone or tablet computer etc., it is also possible to which other need to use the equipment of external connection keyboard.
The utility model can touch-control key board and mobile terminal, good reality can be not only obtained by pressing keysBody button touch feeling realizes touch system, prevents from accidentally touching, and can realize and touch by carrying out sliding touch operation on physical buttonControl, increases the operation diversity of key, improves service speed and convenience.In addition, after integrated can touch-control keyKeyboard can individually carry out assembling and Function detection, realize plug and play by BTB interface, greatly reduce and be assembled in mobile terminalDetection process in the process, improves the convenience of packaging efficiency and maintenance of doing over again.