CN207009325U - A kind of key assembling structure and mobile communication terminal - Google Patents

Abstract

The utility model discloses a kind of mobile communication terminal and its key assembling structure, key assembling structure includes button cap and the clamp with the cage connection of terminal device, and the medium position of button cap is provided with a pair of the necks that are relative, being engaged by clamping respectively with the both ends of clamp that are open.The connection of the clamp structure modifier key cap and shell set in addition can be passed through using this design, clamp is directly connected to the shell of terminal device in itself, and the medium position of clamp position correspondence button cap, clamp length is engaged by clamping with being arranged at the neck of button cap medium position both sides just, realize the fixation of button cap, it can avoid setting other fixation kits in button both sides, the space such as occupied in shell sets cylinder or neck, the structure of hanging platform etc, effectively reduce the button side fixed space needed for conventional keys assembling, so as to by the contraction in length of button, by the as short as possible of button processing, corresponding also can designs mobile terminal device more frivolous.

Description

A kind of key assembling structure and mobile communication terminal

Technical field

Mobile terminal device technical field is the utility model is related to, more specifically to a kind of key assembling structure, is gone back It is related to a kind of mobile communication terminal.

Background technology

With the continuous development of the mobile terminal product of mobile phone plane plate computer etc., different user groups is to terminal device Outward appearance and size dimension there has also been more personalized requirement, be embodied in many common aspects.

As current most of mobile terminal device all strictly controls the production that overall dimensions, especially cell phone type are carried with Product, often require that and accomplish to accomplish on thinner, width on thickness to accomplish in narrower, length shorter, so can not only effectively demonstrate,prove Bright research and development strength, surmount opponent, while also disclosure satisfy that the mini portable need of the more fastidious equipment of user to a certain extent Ask.

Side key is often provided with product at present as the indispensable device of each mobile terminal, thinner, more Under narrow requirement, the size of button may turn into the great restrictive condition of limit product overall dimensions miniaturization with being designed with, It is just very small to leave the fixed space of button under this design premises, particularly metal keycap button, no elasticity itself, therefore The switching function for aiding in other elastic constructions to realize button is generally required, many times in order to meet by bond space, even Package size is increased, it is conflicting with designer trends lightening at present.

In summary, it is lightening that the side key design constraints of mobile communication terminal its overall dimensions how to be efficiently solved Development trend etc. technical problem, be current those skilled in the art's urgent problem.

Utility model content

In view of this, first purpose of the present utility model is to provide a kind of key assembling structure, button assembling knot The structure design of structure can efficiently solve the lightening hair of the side key design constraints of mobile communication terminal its overall dimensions The technical problem of exhibition trend etc., second purpose of the present utility model are to provide a kind of movement for including above-mentioned key assembling structure Communication terminal.

In order to reach above-mentioned first purpose, the utility model provides following technical scheme：

A kind of key assembling structure, for mobile communication terminal, including button cap and with the cage connection of terminal device Clamp, the medium position of the button cap are provided with relative, a pair with the both ends clamping engagement of the clamp respectively that are open Neck.

Preferably, in above-mentioned key assembling structure, be provided with the shell of the terminal device it is hollow, for assembling The key cavity of button cap is stated, the clamp mounting groove being engaged by clamping with the clamp is provided with the middle part of the key cavity.

Preferably, in above-mentioned key assembling structure, the both ends of the button cap are mounted with flexible keypad block, for The key switch that correspondence position is set on the shell presses press-fit.

Preferably, in above-mentioned key assembling structure, the position that the flexible keypad block is corresponded on the shell is provided with appearance Receive its insertion through-hole structure.

Preferably, in above-mentioned key assembling structure, the shell of the opposite both sides inner edge position of the through-hole structure is provided with Inside bulge-structure, slot structure is formed in the both sides of the clamp mounting groove, bending knot is provided with the middle part of the clamp Structure, form projection for being engaged by clamping with the slot structure.

Preferably, in above-mentioned key assembling structure, the raised and bottom surface of the clamp mounting groove in the middle part of the clamp it Between be provided with the elastic jacking for holding out against the clamp position.

Preferably, in above-mentioned key assembling structure, the case surface of the terminal device corresponds to the clamp mounting groove Position is provided with deep gouge structure, and the deep gouge structure and the outer rim of the button cap accommodate cooperation.

Preferably, in above-mentioned key assembling structure, it is bonded between the bottom surface and the deep gouge structure in the middle part of the button cap It is provided with foam support chip.

Preferably, in above-mentioned key assembling structure, the bottom of the key switch is mounted with mounting base, the peace The both ends of dress bottom plate, which clamp, to be fixed in the key cavity.

Key assembling structure provided by the utility model, for mobile communication terminal, including button cap and and terminal device Cage connection clamp, the medium position of the button cap is provided with that opening is relative, the both ends card with the clamp respectively Connect a pair of necks of cooperation.The side key installation of terminal device is realized using this key assembling structure, can be by setting in addition The connection of the clamp structure modifier key cap and shell put, clamp is directly connected to the shell of terminal device in itself, and clamp position The medium position of corresponding button cap is put, clamp length is engaged by clamping with being arranged at the neck of button cap medium position both sides just, The fixation of button cap is realized, therefore this design of the connection of button cap and shell is realized by clamp, prior art can be avoided Middle use sets other fixation kits in button both sides, and the space such as occupied in shell sets cylinder or neck, hanging platform etc Structure, effectively reduce the button side fixed space needed for conventional keys assembling, so as to by the contraction in length of button, By the as short as possible of button processing, corresponding also can designs mobile terminal device more frivolous, efficiently solves The technical problem of the lightening development trend of its overall dimensions of the side key design constraints of mobile communication terminal.

In order to reach above-mentioned second purpose, the utility model additionally provides a kind of mobile communication terminal, the mobile communication Terminal includes any of the above-described kind of key assembling structure.Because above-mentioned key assembling structure has above-mentioned technique effect, having should The mobile communication terminal of key assembling structure should also have corresponding technique effect.

Brief description of the drawings

, below will be to embodiment in order to illustrate more clearly of the utility model embodiment or technical scheme of the prior art Or the required accompanying drawing used is briefly described in description of the prior art, it should be apparent that, drawings in the following description are only It is some embodiments of the utility model, for those of ordinary skill in the art, is not paying the premise of creative work Under, other accompanying drawings can also be obtained according to these accompanying drawings.

Fig. 1 is the cross section structure schematic diagram for the key assembling structure that the utility model embodiment provides；

Fig. 2 is the structural representation for the key assembling structure that the utility model embodiment provides.

Marked in accompanying drawing as follows：

Shell 1, button cap 2, clamp 3, foam support chip 4, neck 5, flexible keypad block 6, key switch 7, elastic jacking 8th, mounting base 9, key cavity 10.

Embodiment

The utility model embodiment discloses a kind of key assembling structure, is set with solving the side key of mobile communication terminal Meter restricts the technical problem of the lightening development trend of its overall dimensions.

Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the embodiment of the utility model is carried out Clearly and completely describing, it is clear that described embodiment is only the utility model part of the embodiment, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not under the premise of creative work is made The every other embodiment obtained, belong to the scope of the utility model protection.

Fig. 1, Fig. 2 are referred to, Fig. 1 is the cross section structure signal for the key assembling structure that the utility model embodiment provides Figure；Fig. 2 is the structural representation for the key assembling structure that the utility model embodiment provides.

The key assembling structure that embodiment of the present utility model provides, for mobile communication terminal, including button cap 2 and with The clamp 3 that the shell 1 of terminal device connects, the medium position of the button cap 2 be provided with opening it is relative, respectively with the card A pair of necks 5 that the both ends of plate 3 are engaged by clamping.

Wherein it should be noted that the total length of clamp be less than button cap length, substantially with the length in the middle part of button cap Equal, the both sides in the middle part of button cap are provided with the neck of a pair of protrusions, and opening direction is opposite, the card that order be arranged in parallel with button cap The both ends of plate can be caught in neck just, are realized and are passed through clamp by button cap and the connected mode of the cage connection of terminal；Its In preferable design be that clamp is formed using elastic material, so can conveniently dress such as stalloy or elastic composite material web Match somebody with somebody, the direct pressing keys cap when loading, connected and fixed the neck of clamp and button cap by the resilience of clamp.

The side key installation of terminal device is realized using this key assembling structure in the present embodiment, can be by addition The clamp structure modifier key cap of setting and the connection of shell, clamp is directly connected to the shell of terminal device in itself, and clamp The medium position of position correspondence button cap, neck clamping of the clamp length just with being arranged at button cap medium position both sides are matched somebody with somebody Close, realize the fixation of button cap, therefore this design of the connection of button cap and shell is realized by clamp, existing skill can be avoided What is used in art sets other fixation kits in button both sides, such as occupy space in shell set cylinder or neck, hanging platform it The structure of class, the button side fixed space needed for conventional keys assembling is effectively reduced, so as to be contracted by key length Short, by the as short as possible of button processing, corresponding also can designs mobile terminal device more frivolous, efficiently solves The technical problem of the lightening development trend of its overall dimensions of the side key design constraints of mobile communication terminal.

Further to optimize the connected mode of clamp and terminal enclosure in above-mentioned technical proposal, on the basis of above-described embodiment It is upper preferable, in above-mentioned key assembling structure, be provided with the shell 1 of the terminal device it is hollow, for assemble it is described by The key cavity 10 of keycap 2, the middle part of the key cavity 10 are provided with the clamp mounting groove being engaged by clamping with the clamp 3.

Wherein it should be noted that in the technical scheme of the present embodiment, hollow key cavity is set to be used to hold on shell Receive clamp, so as to install button cap, the structure steganography of clamp within case surface, is made button be unlikely to excessively by this design Protrusion, prevents take up unnecessary housing perimeter space.

It is preferable on the basis of above-described embodiment for the structure design of button in itself in optimization above-mentioned technical proposal, on State in key assembling structure, the both ends of the button cap 2 are mounted with flexible keypad block 6, for corresponding with the shell 1 The key switch 7 that position is set presses press-fit.

Button can use conventional pressing on-off principle in the technical scheme that the present embodiment provides, and by metal or other are hard The button cap cooperation elasticity of matter presses key block, so as to coordinate the key switch that appropriate location is set to perform the operation of pressing, wherein The button that same button cap can coordinate the flexible keypad block and respective amount of two or other quantity individual in the present embodiment is opened Close.

Further to optimize the connection of the set-up mode and button cap and shell of flexible keypad block in above-mentioned technical proposal, It is preferable on the basis of above-described embodiment, in above-mentioned key assembling structure, the flexible keypad block 6 is corresponded on the shell 1 Position is provided with the through-hole structure for accommodating its insertion.

Coordinate the position of flexible keypad block that through-hole structure is set in the technical scheme that the present embodiment provides on shell, for bullet Property stretch into by key block and wherein cooperated with the key switch of lower section, through-hole structure in itself can with the outside of connectivity device shell and Internal key cavity, therefore the size of through-hole structure is slightly larger than the size by key block, because button cap is in the inner side position by key block The neck for being additionally provided with the protrusion for coordinating with clamp is put, therefore the decision design of through hole is can to meet to stretch into elasticity simultaneously By key block and notch.

It is preferable on the basis of above-described embodiment for the position of clamp structure in fixed the various embodiments described above, it is described logical The shell 1 of the opposite both sides inner edge position of pore structure is provided with inside bulge-structure, in the both sides structure of the clamp mounting groove Into slot structure, the middle part of the clamp 3 be provided with bending structure, form it is convex for being engaged by clamping with the slot structure Rise.

In the technical scheme that the present embodiment provides, the shell of the opposite both sides inner edge position of through-hole structure is provided with inside Bulge-structure, form slot structure in the both sides of clamp mounting groove, that is to say, that the both ends in key cavity have slot structure, can By the projection in the middle part of slot respective outer side edges clamp, the position between the slot of both ends will be fixed in the middle part of clamp, so as to realize The positioning of clamp, and the elasticity due to clamp in itself, this design can simplify the installation of clamp, can be directly by that will block Plate inserts from side slot elasticity, is pushed into opposite side slot and holds out against the positioning that clamp can be achieved, and this design can also The position of button cap is further also consolidated, design simplifies assembling structure and assembly method, while ensure that with preferable Operability.

It is preferable on the basis of above-described embodiment further to realize that the cooperation between clamp and slot structure positions, In above-mentioned key assembling structure, raised be provided between the bottom surface of the clamp mounting groove at the middle part of clamp 3 holds out against institute State the elastic jacking 8 of the position of clamp 3.

This technical scheme that the present embodiment provides, shell inner circumferential position corresponding to the projection in the middle part of the clamp, namely Elastic jacking is set between projection and the bottom surface of clamp mounting groove in the middle part of clamp, passes through the more preferable fixing chuck plate of elastic jacking Position, make clamp be not easy to loosen after loading in key cavity, increase by one on the basis of slot is spacing and fix again, and not The simplicity of clamp installation is sacrificed, so as to make clamp is more stable to be after said fitting less prone to situation about rocking of waving, and by Substantially it is that elastic buffer is set between clamp and shell in scheme, can also further optimizes the sense of touch of button.

It is excellent on the basis of above-described embodiment for the structure associative perception of key position in further optimization above-mentioned technical proposal Choosing, the position that the surface of shell 1 of the terminal device corresponds to the clamp mounting groove is provided with deep gouge structure, the deep gouge knot The outer rim of structure and the button cap 2, which accommodates, to be coordinated.

In the technical scheme that the present embodiment provides, deep gouge structure is set on shell, deep gouge structure is used to make button cap exist Case surface is sunk to a certain extent, and this design can not only further consolidate the use of button, and make button uses backhaul More accurate stable, at the same can also make button be unlikely to protrude shell side height it is excessive, make produced on equipment appearance it is superfluous Remaining sense, the outward appearance associative perception of terminal device can be optimized.

For further optimization above-mentioned technical proposal, preferable on the basis of above-described embodiment, above-mentioned key assembling structure In, it is bonded between the bottom surface at the middle part of button cap 2 and the deep gouge structure and is provided with foam support chip 4.

The present embodiment provide technical scheme by between button cap and deep gouge structure set foam support chip, make its into For the auxiliary rebounding mechanism in addition to flexible keypad block, the use sense of touch of button can be optimized, and button use can be reduced Loss to flexible keypad block, and can prevent occurring excessive abrasion between button and shell.

It is preferred on the basis of above-described embodiment for the mounting means of key switch in further optimization above-mentioned technical proposal , in above-mentioned key assembling structure, the bottom of the key switch 7 is mounted with mounting base 9, the mounting base 9 Both ends, which clamp, to be fixed in the key cavity 10.

In the technical scheme that the present embodiment provides, bottom plate is mounted with the bottom of key switch, passes through the knot of bottom plate Structure realizes the fixation of button and shell, and the multiple key switches assembled in same key cavity are both secured to the same of same mounting base Side, it is easy to simplify installation and fixes, wherein it should be noted that mounting base herein is arranged at the lower section certain position of clamp, It is unlikely to the installation of obstruction clamp.

Based on the key assembling structure provided in above-described embodiment, it is whole that the utility model additionally provides a kind of mobile communication End, the mobile communication terminal include any one key assembling structure in above-described embodiment.Because the mobile communication terminal uses Key assembling structure in above-described embodiment, so the beneficial effect of the mobile communication terminal refer to above-described embodiment.

Each embodiment is described by the way of progressive in this specification, what each embodiment stressed be and other The difference of embodiment, between each embodiment identical similar portion mutually referring to.

The foregoing description of the disclosed embodiments, professional and technical personnel in the field are enable to realize or new using this practicality Type.A variety of modifications to these embodiments will be apparent for those skilled in the art, determine herein The General Principle of justice can be realized in other embodiments in the case where not departing from spirit or scope of the present utility model.Cause This, the utility model is not intended to be limited to the embodiments shown herein, and is to fit to and principles disclosed herein The most wide scope consistent with features of novelty.

Claims (10)

1. a kind of key assembling structure, for mobile communication terminal, it is characterised in that including button cap (2) and and terminal device Shell (1) connection clamp (3), the medium position of the button cap (2) be provided with opening it is relative, respectively with the clamp (3) a pair of necks (5) that both ends are engaged by clamping.

2. key assembling structure according to claim 1, it is characterised in that set on the shell (1) of the terminal device There is key cavity (10) hollow, for assembling the button cap (2), be provided with and the card in the middle part of the key cavity (10) The clamp mounting groove that plate (3) is engaged by clamping.

3. key assembling structure according to claim 2, it is characterised in that the both ends installation of the button cap (2) is fixed Flexible to press key block (6), the key switch (7) for being set with correspondence position on the shell (1) presses press-fit.

4. key assembling structure according to claim 3, it is characterised in that correspond to the elasticity on the shell (1) and press The position of key block (6) is provided with the through-hole structure for accommodating its insertion.

5. key assembling structure according to claim 4, it is characterised in that the opposite both sides inner edge position of the through-hole structure The shell (1) put is provided with inside bulge-structure, and slot structure, the clamp are formed in the both sides of the clamp mounting groove (3) bending structure is provided with the middle part of, forms projection for being engaged by clamping with the slot structure.

6. key assembling structure according to claim 5, it is characterised in that in the middle part of the clamp (3) it is raised with it is described The elastic jacking (8) for holding out against the clamp (3) position is provided between the bottom surface of clamp mounting groove.

7. according to the key assembling structure described in any one of claim 2 to 6, it is characterised in that the shell of the terminal device (1) surface corresponds to the position of the clamp mounting groove and is provided with deep gouge structure, and the deep gouge structure is outer with the button cap (2) Edge, which accommodates, to be coordinated.

8. key assembling structure according to claim 7, it is characterised in that bottom surface and institute in the middle part of the button cap (2) Fitting is provided with foam support chip (4) between stating deep gouge structure.

9. key assembling structure according to claim 3, it is characterised in that the bottom installation of the key switch (7) is solid Surely there is mounting base (9), the both ends of the mounting base (9), which clamp, to be fixed in the key cavity (10).

10. a kind of mobile communication terminal, it is characterised in that including the key assembling structure as described in claim any one of 1-9.