CN209402558U - A kind of old age mobile phone key - Google Patents

Abstract

The utility model discloses a kind of old mobile phone keys, belong to Cellphone Accessories technical field.The utility model includes key convex block (1), and the key convex block (1) is placed in mobile telephone upper shell body (2), and key convex block (1) is located on the upside of pcb board (6).Key convex block (1) bottom is connected with guide post (4), guide post (4) side is arranged with spring (5), spring (5) lower end is fixed in the top surface of the pcb board (6), and spring (5) upper end is connected to the bottom surface of key convex block (1).The utility model has the beneficial effects that improving key comfort and usage experience sense, the service life of mobile phone is extended, mobile phone is avoided and scraps.

Description

A kind of old age mobile phone key

Technical field

The utility model relates to Cellphone Accessories technical fields, more particularly, to a kind of old mobile phone key.

Background technique

Currently, with the raising of people's health level and the extension of population life, the elderly accounts for the ratio of population increasingly Greatly, China in recent years, the idea of successful aging is increasingly subject to the concern of international community.The United Nations proposes, by Healthy ageing It is turned to the objective of the struggle that the whole world solves aging problem.

The positioning of old mobile phone is usually super large volume, super long standby time and durable the features such as facilitating, although not smart enough, It is that function is enough to be said always for most of the elderlys.Since old cell phone intelligent is poor, circuit is simple, and the elderly one As only made a phone call using mobile phone, do not need other function, therefore the consumption of accessory each for mobile phone in use is lower, often Old mobile phone can use the very long time limit.Existing old age mobile phone, after using the long period, unlike smart phone It is that circuit board is damaged, functional issues occurs, but hardware problem occur.It is illustrated with mobile phone key, existing old man's hand Machine is still mostly to be designed using conventional keypad class, clicks sending instruction on key pcb board by key, and push-button material carries bullet Property；When using for a long time, mobile phone key follows the string, and no longer springs back after the pressing, and individual keys break down, and causes entire hand Machine cannot even be used using limited.

Utility model content

(1) technical purpose

In view of the deficiencies of the prior art, the utility model proposes a kind of old mobile phone keys, it is intended to improve existing old The deficiency of year mobile phone key improves mobile phone key and is easy to appear the problem of breaking down due to following the string individually.

(2) technical solution

To achieve the goals above, the utility model adopts the following technical solution:

A kind of old age mobile phone key comprising key convex block, the key convex block is placed in mobile telephone upper shell body, and key is convex Block is located on the upside of Mobile phone PCB.

Key convex block bottom is connected with guide post, and the guide post side is arranged with spring, and the lower spring end is fixed in The top surface of the pcb board, spring upper end are connected to the bottom surface of key convex block.

Further, the bottom surface of the spring upper end and the key convex block is affixed.

Further, key convex block top from top to bottom sets gradually matcoveredn and metal layer.

Further, the character for identifying key information is provided in the metal layer.

Further, key convex block bottom side is provided with fixture block, and the fixture block is connected in the mobile telephone upper shell body Downside.

Further, gasket is provided between the key convex block and mobile telephone upper shell body.

Further, frosted layer is provided on the upside of the key convex block.

(3) beneficial effect

Compared with prior art, the utility model has the beneficial effects that:

Compared to existing old mobile phone key, after long-time use, mobile phone key is easy to follow the string, and no longer returns Bullet causes whole mobile phone that cannot even use using limited, and guide post is arranged under key convex block in the utility model, shortens needs The distance for pressing pcb board, improves key comfort；In guide post side winding spring, there is elasticity in key convex block itself Situation realizes dual rebound mechanism by spring, divides partial loss to consume pressure for key convex block in use, even if key convex block loses bullet Property, spring, which can also push, resets key convex block, improves usage experience sense, extends the service life of mobile phone, avoids hand Machine is scrapped.

Moreover, the utility model structure is simple, and it is low in cost, it is easy to operate, it is easy to spread.

Detailed description of the invention

Fig. 1 is the structural schematic diagram of the utility model；

Fig. 2 is the structural schematic diagram of the utility model key convex block；

Description of symbols: 1- key convex block；11- protective layer；12- metal layer；13- fixture block；2- mobile telephone upper shell body；3- is close Packing；4- guide post；5- spring；6-PCB plate；7- frosted layer.

Specific embodiment

It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.

Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all Belong to the range of the utility model protection.

It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.

In the description of the present invention, it should also be noted that, unless otherwise clearly defined and limited, term " is set Set ", " installation ", " connected ", " connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, Or it is integrally connected；It can be directly connected, the company inside two elements can also be can be indirectly connected through an intermediary It is logical.For the ordinary skill in the art, above-mentioned term in the present invention specific can be understood with concrete condition Meaning.

Referring to Fig.1, Fig. 2, the utility model proposes a kind of preferred embodiments of old mobile phone key.

A kind of old age mobile phone key comprising key convex block 1, the key convex block 1 is placed in mobile telephone upper shell body 2, and is pressed Key convex block 1 is located at 6 upside of Mobile phone PCB.Fig. 1 is please referred to, is flexibly connected between key convex block 1 and mobile telephone upper shell body 2, so It is that result issues key command that key convex block 1, which can be descended by contradict pcb board 6,.

1 bottom of key convex block is connected with guide post 4, and 4 side of guide post is arranged with spring 5, and 5 lower end of spring is solid It is connected to the top surface of the pcb board 6,5 upper end of spring is connected to the bottom surface of key convex block 1.Because be provided with guide post 4, shorten by Spacing between key convex block 1 and pcb board 6, it is only necessary to which gently click, which can be realized, touches pcb board 6, realizes that instruction issues, mentions Key comfort has been risen, has mostly been bulk key, and key is relatively elaborate especially compared to existing old mobile phone；Spring 5 is solid It is connected to 6 top surface of pcb board, avoids occurring the displacement of spring 5 in use, under on time, bottom is connected to bullet to key convex block 1 Spring 5 unclamps key convex block 1 after touching pcb board 6 and issuing instruction, and spring 5 is realized due to natural resiliency and sprung back, and pushes key convex Block 1 resets, and avoids existing old mobile phone after long-term use, 1 structure of key convex block follows the string and can not spring back, and makes It cannot even be used at mobile phone usage experience sense reduction.

Referring to Fig.1, it in the present embodiment, further improves, the bottom surface of 5 upper end of spring and the key convex block 1 is solid It connects.5 upper end of spring is fixed in 1 bottom surface of key convex block, actively abuts compared to therebetween, can be avoided the two because mutually Extruding misplaces, and spring 5 is possible to skid off 1 bottom surface range of key convex block, and causes spring 5 ineffective.Preferably, spring 5 upper ends are welded in 1 bottom surface of key convex block, and other modes are also in protection scope.

It should be noted that the stretch parameter of spring 5 is arranged, test adjusting need to be carried out, is subject to practical effect.

Referring to Fig. 2, in the present embodiment, further improve, 1 top of key convex block is from top to bottom disposed with guarantor Sheath 11 and metal layer 12.It further improves, the character for identifying key information is provided in the metal layer 12.It needs It is noted that protective layer 11 is overlying on 12 upside of metal layer, plays a protective role, character in metal layer 12 is separated with the external world, User is avoided directly to contact character, to be protected to character；Because in existing old mobile phone in use, long-term After use, button character can be worn away or be dirty, influence usage experience.And the scheme of the present embodiment, then solve this Class problem.

Referring to Figures 1 and 2, the 1 bottom side of key convex block is provided with fixture block 13, and the fixture block 13 is connected in the hand The downside of machine upper housing 2.The setting of fixture block 13 can prevent key convex block 1 from popping up mobile telephone upper shell body 2；And fixture block 13 can be used for Ring structure or individually small block structure, and its specific shape is not limited, if can after realize and block 1 function of key convex block Structure it is within the protection scope of the present utility model.

Referring to Fig.1, it in the present embodiment, further improves, is provided between the key convex block 1 and mobile telephone upper shell body 2 Gasket 3.Gasket 3 is arranged in the contact with mobile telephone upper shell body 2 of key convex block 1 seam, realizes sealing function；Gasket 3 is also Have other beneficial effects, one can after prevent dust and water stain equal objects from entering interior of mobile phone, and corrode inner components, cause Mobile phone damage；Second, gasket 3 has certain elasticity, in key convex block 1 by 5 springback process of spring, key convex block 1 with it is close Packing 3 can contact, and can buffer the movement of bullet thereon, avoid directly colliding and damaging with mobile telephone upper shell body 2, play one Fixed protective effect extends the service life of mobile phone.

Referring to Fig. 2, in the present embodiment, further improve, the upside of the key convex block 1 is provided with frosted layer 7.Make When with mobile phone key, finger contacts frosted layer 7, and frosted layer 7 increases coefficient of friction, improves frictional force；Said effect reply In the problem that older mobile phone uses: the elderly has the case where part will appear hand shaking because of physical reason, and existing old Manpower machine exterior components be it is smooth, combined with hand shaking problem one, be easy to appear the problem of mobile phone slides, and frosted layer 7 The probability for the problem occur then is reduced, protection is played to mobile phone, and improves the usage experience sense of the elderly.

Claims (7)

1. a kind of old age mobile phone key comprising key convex block (1), the key convex block (1) are placed in mobile telephone upper shell body (2), And key convex block (1) is located on the upside of pcb board (6)；It is characterized by:

Key convex block (1) bottom is connected with guide post (4), and guide post (4) side is arranged with spring (5), the spring (5) Lower end is fixed in the top surface of the pcb board (6), and spring (5) upper end is connected to the bottom surface of key convex block (1).

2. old age mobile phone key as described in claim 1, it is characterised in that: spring (5) upper end and the key convex block (1) bottom surface is affixed.

3. old age mobile phone key as described in claim 1, it is characterised in that: key convex block (1) top from top to bottom according to Secondary setting matcoveredn (11) and metal layer (12).

4. old age mobile phone key as claimed in claim 3, it is characterised in that: be provided in the metal layer (12) for identifying The character of key information.

5. old age mobile phone key as described in claim 1, it is characterised in that: key convex block (1) the bottom side is provided with Fixture block (13), the fixture block (13) are connected in the downside of the mobile telephone upper shell body (2).

6. old age mobile phone key as described in claim 1, it is characterised in that: the key convex block (1) and mobile telephone upper shell body (2) Between be provided with gasket (3).

7. old age mobile phone key as claimed in claim 1 or 3, it is characterised in that: be provided on the upside of the key convex block (1) Frosted layer (7).