CN102820154A - Waterproof structure for side keys of mobile terminal and waterproof mobile phone - Google Patents
Waterproof structure for side keys of mobile terminal and waterproof mobile phone Download PDFInfo
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- CN102820154A CN102820154A CN201210300377XA CN201210300377A CN102820154A CN 102820154 A CN102820154 A CN 102820154A CN 201210300377X A CN201210300377X A CN 201210300377XA CN 201210300377 A CN201210300377 A CN 201210300377A CN 102820154 A CN102820154 A CN 102820154A
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Abstract
The invention discloses a waterproof structure for side keys of a mobile terminal and a waterproof mobile phone. The waterproof structure is arranged on the side of a shell and comprises key through holes and key silicone. Key columns adaptively penetrating through the key through holes are arranged in the middle of the bottom of the key silicone and are used for conducting pressing action of the side keys to corresponding metal domes. Closed annular grooves are arranged on the outer surface of the shell on the periphery of the key through holes, and a ring of annular bosses are arranged on the periphery of the bottom of the key silicone and are in interference fit with the annular grooves. The annular bosses in interference fit with the annular grooves located on the periphery of the key through holes on the outer surface of the shell are used to the key silicone of the side keys, so that high cost caused by the use of secondary injection molding process is avoided, production cost of the side keys is reduced, damage, by sharp flanging hole-edged angles in use, of the key silicone due to the use of metal sheets is avoided, and long-term service life of the side keys is guaranteed.
Description
Technical field
The present invention relates to the waterproof construction at button places, portable terminal side such as mobile phone, panel computer and have the field of mobile phones of water-proof function, in particular a kind of low cost, long-life waterproof mobile phone and portable terminal side switch waterproof construction.
Background technology
Along with popularizing day by day and development of mobile phone, the client is also miscellaneous to the requirement of mobile phone, and for some outdoor enthusiasts, waterproof mobile phone more and more receives their liking.Now, the waterproof construction at side press-key place became the weak link of waterproof mobile phone under the lightening day by day development trend of mobile phone.
Side switch waterproof construction of the prior art mostly is the technology that when making hand set machine shell, adopts quadric injection mould, at plastic rubber case sidewall side key position place's injection moulding one deck flexible glue, utilizes the thin-walled of this flexible glue to serve as elastic wall, to realize keypress function.Because button overlays on the hand set machine shell through quadric injection mould, flexible glue and plastic rubber case have realized integrated, so it is inner to stop water to get into mobile phone from side switch, and then realize water-proof function.
But; Adopt the side switch waterproof construction of two-shot process need purchase quadric injection mould equipment and quadric injection mould mould; Production cost is higher, and along with mobile phone variation day by day, some have the mobile phone of strict demand also not allow to use the hand set machine shell of two-shot process in appearance.
Another kind of side switch waterproof construction of the prior art is integrated by the sheet metal and the flexible glue mold pressing in a band flange hole; Hand set machine shell is provided with the circular hole that matches with the flexible glue face; Through the sidewall of this circular hole and the sidewall extruding flexible glue in sheet metal flange hole; To realize the water-tight function of side switch, utilize flexible glue to serve as the elastic wall of button simultaneously, to realize keypress function.
But; Adopt the side switch waterproof construction of metal and silica gel mold pressing integrated forming technique need purchase special equipment equally and make special mould; Production cost is also higher; And the corner in metal flange hole is very sharp, and the damage to silica gel in use is bigger, has shortened the useful life of side switch.
Therefore, prior art still haves much room for improvement and develops.
Summary of the invention
For solving the problems of the technologies described above, the present invention provides a kind of portable terminal side switch waterproof construction, can have long useful life.
Simultaneously, the present invention also provides a kind of waterproof mobile phone cheaply.
Technical scheme of the present invention is following: a kind of portable terminal side switch waterproof construction; Be arranged on the product shell side, comprise button through hole and button silica gel, said button through hole is horizontally installed on the sidewall of said housing; The middle part of said button silica gel bottom surface is provided with the adaptive button post that passes said button through hole; Be used for the push action of side press-key is transmitted to the young sheet of pot corresponding with it, wherein, the housing outer surface of said button bore periphery is provided with the annular groove of sealing; The periphery of said button silica gel bottom surface is provided with the annular boss of sealing, with said annular groove interference fit.
Described portable terminal side switch waterproof construction, wherein: the internal diameter of said annular boss is less than the external diameter of said annular groove madial wall, and/or the external diameter of said annular boss is greater than the internal diameter of said annular groove lateral wall.
Described portable terminal side switch waterproof construction; Wherein: the housing outer surface of said button bore periphery is lower than the surface of shell of said annular groove outer periphery, and difference in height between the two equals the wall thickness of coupling part between said annular boss and the said button post.
Described portable terminal side switch waterproof construction, wherein: the bottom surface of said annular groove is provided with positioning through hole, and the end face of said annular boss is protruding with the adaptive reference column that passes said positioning through hole, said reference column and said positioning through hole interference fit.
Described portable terminal side switch waterproof construction; Wherein: the end face of said reference column is connected with and is used to pass said positioning through hole with the back-off of said button silica stationary on said housing sidewall; The front end of said back-off also is extended with pull bar; Said pull bar and said positioning through hole matched in clearance are used for clamping through instrument that this pull bar is related to be pulled through said positioning through hole with connected back-off.
A kind of waterproof mobile phone, comprise housing be arranged on the side press-key on the housing sidewall, wherein: said side press-key have above-mentioned in each described portable terminal side switch waterproof construction.
Described waterproof mobile phone, wherein: said housing is set to fore shell or back cover.
A kind of portable terminal side switch waterproof construction waterproof mobile phone provided by the present invention; Since adopted on the button silica gel of side press-key with housing outer surface on be positioned at the button bore periphery the annular groove annular boss of interference fit mutually; Avoided because of adopting two-shot process to cause higher production cost; Reduced the production cost of side direction button; Also avoided simultaneously having guaranteed the long-term useful life of side direction button because of adopting sheet metal to make the damage that in use cause button silica gel its sharp corner, flange hole.
Description of drawings
Fig. 1 is the exploded view of used housing of portable terminal side switch waterproof construction of the present invention and button silica gel.
Fig. 2 is the local amplification view that the used housing of portable terminal side switch waterproof construction of the present invention is positioned at the button through hole.
Fig. 3 is the amplification stereogram of portable terminal side switch waterproof construction pushbutton silica gel of the present invention.
Fig. 4 is the local amplification view that is positioned at the button through hole after the portable terminal side switch waterproof construction assembling of the present invention.
Embodiment
Below will combine accompanying drawing, specific embodiments of the invention and embodiment specify, and described specific embodiment in order to explain the present invention, is not to be used to limit embodiment of the present invention only.
As shown in Figure 1; Fig. 1 is the exploded view of used housing of portable terminal side switch waterproof construction of the present invention and button silica gel; With certain waterproof mobile phone is example, and said side switch waterproof construction is arranged on the handset shell 100, comprises the button through hole 101 and button silica gel 200 that are associated with its side press-key.
In conjunction with shown in Figure 2; Fig. 2 is the local amplification view that the used housing of portable terminal side switch waterproof construction of the present invention is positioned at the button through hole; Said button through hole 101 is horizontally installed on the sidewall 110 of said housing 100; Housing 100 outer surfaces 111 of said button through hole 101 peripheries are provided with the annular groove 102 of at least one circle sealing; Only show the situation of the embodiment that a ring annular groove 102 is set among the figure; Housing 100 outer surfaces 112 of said button through hole 101 peripheries are lower than housing 100 surfaces 111 of said annular groove 102 outer periphery, have a height difference H between the two, and the bottom surface of said annular groove 102 also are provided with at least one positioning through hole 103.
In conjunction with shown in Figure 3; Fig. 3 is the amplification stereogram of portable terminal side switch waterproof construction pushbutton silica gel of the present invention; In the preferred implementation of side switch waterproof construction of the present invention, said button silica gel 200 comprises button post 201, annular boss 202, reference column 203, back-off 204, pull bar 205 and press head 206, and said button post 201 is arranged on said button silica gel 200 inside bottom surface position intermediate; Said annular boss 202 is arranged on the periphery of said button silica gel 200 bottom surfaces; Said reference column 203 is arranged on the end face of said annular boss 202, and said back-off 204 is arranged on the end face of said reference column 203, and said pull bar 205 is arranged on the top of said back-off 204; Said press head 206 is arranged on said button silica gel 200 outer, top surface position intermediate, over against the position of said button post 201.
Wherein, The external diameter of said button post 201 is less than the aperture of said button through hole 101 so that movable in said button through hole, said annular boss 202 then will with said annular groove 102 interference fit; So that said button through hole 101 places are sealed; The internal diameter of said annular boss 202 is less than the external diameter of said annular groove 102 madial walls, or the external diameter of said annular boss 202 is greater than the internal diameter of said annular groove 102 lateral walls, or aforementioned two all must be satisfied.
In addition; The external diameter of said reference column 203 is greater than the aperture of said positioning through hole 103; So that said positioning through hole 103 places are sealed, and said back-off 204 is inversed taper platform shape, and an end that connects said reference column 203 is greater than an end that connects said pull bar 205; Said back-off 204 will surpass the aperture of said positioning through hole 103; Be used to pass corresponding positioning through hole 103 so that said button silica gel 200 is fixed on said housing sidewall, and the external diameter of said pull bar 205 is less than the aperture of the positioning through hole 102 that is positioned at annular groove 102 bottom surfaces, so that pass said positioning through hole 103 smoothly.
In conjunction with shown in Figure 4; Fig. 4 is the local amplification view that is positioned at the button through hole after the portable terminal side switch waterproof construction assembling of the present invention; Said button post 201 fits in the said button through hole 101, and the bottom of said button post 201 is over against the young sheet 301 of pot of side press-key, and said press head 206 is corresponding with the bottom of side press-key (figure does not show); Be used for the push action of side press-key is transmitted to the young sheet 301 of said pot that is associated with this side press-key, to realize keypress function.And said annular boss 202 fits in the said annular groove 102, and to play the sealing function to said button through hole 101, wherein, the elastic wall of button can be served as in the coupling part 207 between said annular boss 202 and the said button post 201.
Be preferably; Housing 100 outer surfaces of said button through hole 101 peripheries are lower than housing 100 surfaces of said annular groove 102 outer periphery; Difference in height between the two equals the wall thickness of coupling part 207 between said annular boss 202 and the said button post 201, with the waterproof construction of simplified side button.
In addition; Because the overall dimension of said back-off 204 and said reference column 203 is all greater than the aperture of said positioning through hole 103, therefore, for the ease of assembling; Utilize the overall dimension pull bar littler (pull bar among the figure is cut) after assembling than said positioning through hole 103 apertures; Clamp through instrument that this pull bar is related to be pulled through connected back-off 205 said positioning through hole 103 and said reference column 203 is drawn in the said positioning through hole 103, so that said positioning through hole 103 places are sealed; And after can cut off this pull bar, in order to avoid influence follow-up assembling.
Should be understood that the above is merely preferred embodiment of the present invention, be not sufficient to limit technical scheme of the present invention; Concerning those of ordinary skills, within spirit of the present invention and principle, can increase and decrease, replacement, conversion or improvement according to above-mentioned explanation; For example; Button through hole on the said housing not only can be designed on the fore shell of product, equally also can be equal to replacement and be designed on the back cover of product, and for example; The quantity of said reference column includes but not limited to 3 of example shown in the figure; Can also be 2 or 4 etc., and all these increases and decreases, replacement, conversion or improve after technical scheme, all should belong to the protection range of accompanying claims of the present invention.
Claims (7)
1. portable terminal side switch waterproof construction; Be arranged on the product shell side, comprise button through hole and button silica gel, said button through hole is horizontally installed on the sidewall of said housing; The middle part of said button silica gel bottom surface is provided with the adaptive button post that passes said button through hole; Be used for the push action of side press-key is transmitted to the young sheet of pot corresponding with it, it is characterized in that the housing outer surface of said button bore periphery is provided with the annular groove of sealing; The periphery of said button silica gel bottom surface is provided with the annular boss of sealing, with said annular groove interference fit.
2. portable terminal side switch waterproof construction according to claim 1 is characterized in that: the internal diameter of said annular boss is less than the external diameter of said annular groove madial wall, and/or the external diameter of said annular boss is greater than the internal diameter of said annular groove lateral wall.
3. portable terminal side switch waterproof construction according to claim 1; It is characterized in that: the housing outer surface of said button bore periphery is lower than the surface of shell of said annular groove outer periphery, and difference in height between the two equals the wall thickness of coupling part between said annular boss and the said button post.
4. portable terminal side switch waterproof construction according to claim 1; It is characterized in that: the bottom surface of said annular groove is provided with positioning through hole; The end face of said annular boss is protruding with the adaptive reference column that passes said positioning through hole, said reference column and said positioning through hole interference fit.
5. portable terminal side switch waterproof construction according to claim 4; It is characterized in that: the end face of said reference column is connected with and is used to pass said positioning through hole with the back-off of said button silica stationary on said housing sidewall; The front end of said back-off also is extended with pull bar; Said pull bar and said positioning through hole matched in clearance are used for clamping through instrument that this pull bar is related to be pulled through said positioning through hole with connected back-off.
6. a waterproof mobile phone comprises housing and is arranged on the side press-key on the housing sidewall, and it is characterized in that: said side press-key has like each described portable terminal side switch waterproof construction in the claim 1 to 6.
7. waterproof mobile phone according to claim 6 is characterized in that: said housing is set to fore shell or back cover.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210300377.XA CN102820154B (en) | 2012-08-22 | 2012-08-22 | Waterproof structure for side keys of mobile terminal and waterproof mobile phone |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210300377.XA CN102820154B (en) | 2012-08-22 | 2012-08-22 | Waterproof structure for side keys of mobile terminal and waterproof mobile phone |
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| Publication Number | Publication Date |
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| CN102820154A true CN102820154A (en) | 2012-12-12 |
| CN102820154B CN102820154B (en) | 2015-03-25 |
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| CN201210300377.XA Active CN102820154B (en) | 2012-08-22 | 2012-08-22 | Waterproof structure for side keys of mobile terminal and waterproof mobile phone |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103209235A (en) * | 2013-04-24 | 2013-07-17 | Tcl通讯（宁波）有限公司 | Side key waterproof device of mobile terminal |
| CN103280357A (en) * | 2013-04-24 | 2013-09-04 | 惠州Tcl移动通信有限公司 | Mobile terminal and side key structure thereof |
| CN104157497A (en) * | 2014-08-07 | 2014-11-19 | 惠州Tcl移动通信有限公司 | Intelligent mobile phone and waterproof slide switch thereof |
| CN104854675A (en) * | 2012-12-13 | 2015-08-19 | 京瓷株式会社 | Electronic device having a waterproof structure |
| CN105895428A (en) * | 2016-06-14 | 2016-08-24 | 深圳市宝尔爱迪科技有限公司 | Key waterproof structure and mobile phones using same |
| CN106062911A (en) * | 2014-07-26 | 2016-10-26 | 深圳市宝尔爱迪科技有限公司 | Waterproof key structure and waterproof mobile phone utilizing same |
| CN106535517A (en) * | 2015-09-09 | 2017-03-22 | 浙江美尔凯特集成吊顶有限公司 | Remote controller |
| CN106686177A (en) * | 2017-03-24 | 2017-05-17 | 维沃移动通信有限公司 | Side key structure and mobile terminal |
| CN108630477A (en) * | 2018-05-30 | 2018-10-09 | 上海与德通讯技术有限公司 | Side key component and mobile terminal |
| CN111952093A (en) * | 2020-07-08 | 2020-11-17 | 青岛海信移动通信技术股份有限公司 | Electronic product |
| CN113098997A (en) * | 2021-03-30 | 2021-07-09 | 青岛海信移动通信技术股份有限公司 | Waterproof adhesive tape and mobile terminal |
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Cited By (17)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN104854675B (en) * | 2012-12-13 | 2016-10-05 | 京瓷株式会社 | There is the electronic equipment of waterproof construction |
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| CN103280357B (en) * | 2013-04-24 | 2015-11-25 | 惠州Tcl移动通信有限公司 | A kind of mobile terminal and side key structure thereof |
| CN103209235B (en) * | 2013-04-24 | 2016-07-13 | Tcl通讯（宁波）有限公司 | A kind of mobile terminal side switch water-tight device |
| CN106062911A (en) * | 2014-07-26 | 2016-10-26 | 深圳市宝尔爱迪科技有限公司 | Waterproof key structure and waterproof mobile phone utilizing same |
| CN104157497A (en) * | 2014-08-07 | 2014-11-19 | 惠州Tcl移动通信有限公司 | Intelligent mobile phone and waterproof slide switch thereof |
| CN104157497B (en) * | 2014-08-07 | 2017-03-22 | 惠州Tcl移动通信有限公司 | Intelligent mobile phone and waterproof slide switch thereof |
| CN106535517A (en) * | 2015-09-09 | 2017-03-22 | 浙江美尔凯特集成吊顶有限公司 | Remote controller |
| CN106535517B (en) * | 2015-09-09 | 2022-06-10 | 浙江美尔凯特智能厨卫股份有限公司 | Remote controller |
| CN105895428A (en) * | 2016-06-14 | 2016-08-24 | 深圳市宝尔爱迪科技有限公司 | Key waterproof structure and mobile phones using same |
| CN106686177A (en) * | 2017-03-24 | 2017-05-17 | 维沃移动通信有限公司 | Side key structure and mobile terminal |
| CN108630477A (en) * | 2018-05-30 | 2018-10-09 | 上海与德通讯技术有限公司 | Side key component and mobile terminal |
| CN111952093A (en) * | 2020-07-08 | 2020-11-17 | 青岛海信移动通信技术股份有限公司 | Electronic product |
| CN113098997A (en) * | 2021-03-30 | 2021-07-09 | 青岛海信移动通信技术股份有限公司 | Waterproof adhesive tape and mobile terminal |
| CN113098997B (en) * | 2021-03-30 | 2022-09-30 | 青岛海信移动通信技术股份有限公司 | Waterproof adhesive tape and mobile terminal |
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| CN102820154B (en) | 2015-03-25 |
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