A kind of mobile terminal Waterproof push-button
Technical field
This utility model relates to communication field, in particular, relates to a kind of mobile terminal Waterproof push-button.
Background technology
At present, the mobile terminal apparatus such as smart mobile phone and PDA becomes more and more popular.The performance requirement of product self is also more and more higher, and wherein, the stability of product is particularly important.In daily life, what be easiest to affect electronic product stability in use is exactly the water resistance of product itself, and for this, the water resistance improving product is very necessary.In the use of the electronic product such as smart mobile phone and PDA, except in because of air contained humidity impact make moist and cause parts embroider blunt reaction slow except, Chang Yin falls in water, water is spread to the first-class contingency of product but the function of product is severely impacted even damaged, and particularly key part often because being highly prone to impact in conjunction with insecure, seal poor effect.
In prior art, a kind of Waterproof push-button, this Waterproof push-button includes keying body, keying body is provided with software for embedding the flange of respective slot on key panel, although do so can reach the function of waterproof, but after a long time use, software easily comes off and deforms, thus affecting sealing problem, and then affect the overall result of use of product.
Therefore it provides a kind of mobile terminal Waterproof push-button enables to, waterproof sealing effect is good, long service life, becomes the technical problem that those skilled in the art are urgently to be resolved hurrily.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of mobile terminal Waterproof push-button and makes waterproof sealing effect good, long service life.
The purpose of this utility model is achieved through the following technical solutions: a kind of mobile terminal Waterproof push-button, described button includes ring set, keying body, described keying body is to be arranged in the annular distance of ring set in the way of moving back and forth, described keying body is arranged with elastic component, elastic component supporting construction it is provided with in the ring of described ring set, described elastic component one end is resisted against on described butting section the other end and is resisted against the end of keying body, described ring set periphery is provided with the first waterproof grommet, the end of described keying body is provided with the second waterproof grommet for annular distance carries out waterproof.
Preferably, described ring set includes outward extending annular brace portion, the first described waterproof grommet is close to the lower end being arranged on described annular brace portion, and described first waterproof grommet one end is resisted against annular brace portion and is resisted against on housing away from the other end of key face.
Preferably, the ring set periphery of described annular brace subordinate's end is the conical surface of annular.
The housing of the circular cone of ring set periphery and mobile terminal forms a clamping structure so that button fixes on housing, it is ensured that a fastness of button and stability.
Preferably, described first waterproof grommet is arranged on upper end, annular brace portion, and described first waterproof grommet one end is resisted against support portion and is resisted against on housing near an other end of key face.
So when Waterproof push-button also moves down, the first waterproof grommet is extended into a bulkhead formed between annular brace portion and housing, accordingly even when the whole direction of Waterproof push-button moves, remains on the effect that can have a waterproof.
Preferably, described second waterproof grommet is arranged on the end that keying body spills outside ring set.
Preferably, described second waterproof grommet is arranged on the elastic component lower end in ring set.
Preferably, described elastic component supporting construction is the annular flange flange extended to keying body in ring set.
Preferably, described elastic component is spring.
By spring as elastic component, and being arranged between spring part supporting construction and butting section, when button transfixion, spring force makes the second waterproof grommet be close to ring set, it is achieved to annular distance waterproof.
Preferably, described keying body is provided with annular butting section for one end of button, and described spring is arranged between butting section and protuberance.
A baffle effect against elastic component both can have been played in butting section, as an attachment structure, keying body can be connected with other key face again.
This utility model is due to this structure, ring set periphery is provided with the first waterproof grommet, between ring set and the housing of mobile terminal, so form ground floor waterproof layer, prevent water from entering into the internal damage mobile terminal of mobile terminal from the keyhole being contained in button, the end of keying body is provided with the second waterproof grommet for annular distance carries out waterproof, so form second layer waterproof layer at the end of ring set, prevent water from entering mobile terminal internal damage mobile terminal from the annular distance being accommodated in keying body, by adopting the press-key structure of this double-deck waterproof, make mobile terminal waterproof sealing effect better, simultaneously as the first sealing ring adopted and the second sealing ring are easily deformed unlike software, therefore, after long-time use, remain able to reach the effect of an extraordinary waterproof sealing.
Accompanying drawing explanation
Fig. 1 is the structural representation of this utility model embodiment;
Fig. 2 is the structural representation of the ring set of this utility model embodiment;
Fig. 3 is the keying body structural representation of this utility model embodiment.
Wherein: 1, keying body, 11, butting section, 2, elastic component, 3, ring set, 31, annular brace portion, 32, elastic support structure, 33, annular distance, the 4, first waterproof grommet, the 5, second waterproof grommet.
Detailed description of the invention
Below in conjunction with accompanying drawing and preferred embodiment, the utility model is described in further detail.
Embodiment 1:
According to Fig. 1,2,3, the present embodiment 1 includes the Waterproof push-button of a kind of mobile terminal, the Waterproof push-button of mobile terminal is contained in the keyhole of terminal shell, the Waterproof push-button of mobile terminal includes keying body 1, elastic component 2, ring set 3, first waterproof grommet 4, second waterproof grommet 5, keying body 1 is in the annular distance 33 being arranged at ring set 3 in the way of moving back and forth, keying body 1 is arranged with elastic component 2, elastic component 2 more specifically structure is spring, and spring is arranged between butting section 11 and elastic support structure 32.Spring can also be replaced as elastic component with columnar elastic soft material (such as rubber ring) simultaneously, because the elastic shrinkage distance that button needs is not as big, so same technique effect can also be reached by elastic soft material as elastic component.
Wherein, being provided with elastic component supporting construction 32 in the annular distance 33 of ring set 3, elastic component supporting construction structure more specifically is the annular flange flange extended to keying body in ring set.Elastic support structure elastic component 2 one end is resisted against on elastic support structure 32 other end and is resisted against the end of keying body 1, ring set 3 periphery is provided with the first waterproof grommet 4, the end of keying body 1 is provided with the second waterproof grommet 5 for annular distance 33 carries out waterproof, second waterproof grommet 5 is arranged on keying body 1 and spills the end outside ring set 3, and the second waterproof grommet can also be arranged on the elastic component lower end in ring set.Ring set 3 includes in outward extending annular brace portion 31, ring set 3 periphery, and the first waterproof grommet 4 is close to the lower end being arranged on annular brace portion 31, and first waterproof grommet 4 one end is resisted against annular brace portion 31 and is resisted against on housing away from the other end of key face.The housing that ring set 3 periphery of lower end, annular brace portion 31 is the conical surface of annular, the circular cone of ring set 3 periphery and mobile terminal forms a clamping structure so that button fixes on housing, it is ensured that a fastness of button and stability.
Wherein, keying body 1 is provided with annular butting section 11 for one end of button.A baffle effect against elastic component both can have been played in butting section, as an attachment structure, keying body 1 can be connected with other key face again.
The present embodiment have the beneficial effect that due to this structure, ring set periphery is provided with the first waterproof grommet, between ring set and the housing of mobile terminal, so form ground floor waterproof layer, prevent water from entering into the internal damage mobile terminal of mobile terminal from the keyhole being contained in button, the end of keying body is provided with the second waterproof grommet for annular distance carries out waterproof, so form second layer waterproof layer at the end of ring set, prevent water from entering mobile terminal internal damage mobile terminal from the annular distance being accommodated in keying body, by adopting the press-key structure of this double-deck waterproof, make mobile terminal waterproof sealing effect better, simultaneously as the first sealing ring adopted and the second sealing ring are easily deformed unlike software, therefore, after long-time use, remain able to reach the effect of an extraordinary waterproof sealing.
Embodiment 2:
The present embodiment and embodiment 1 are distinctive in that, the first waterproof grommet 4 is arranged on upper end, annular brace portion 31, and first waterproof grommet 4 one end is resisted against annular brace portion 31 and is resisted against on housing near an other end of key face.
Embodiment 3:
A kind of mobile terminal apparatus includes any technology scheme of embodiment 1 and embodiment 2.
Above content is in conjunction with concrete preferred implementation further detailed description of the utility model, it is impossible to assert that of the present utility model being embodied as is confined to these explanations.For this utility model person of an ordinary skill in the technical field, without departing from the concept of the premise utility, it is also possible to make some simple deduction or replace, protection domain of the present utility model all should be considered as belonging to.