CN104270484A - Waterproof plug structure and waterproof mobile phone comprising same - Google Patents
Waterproof plug structure and waterproof mobile phone comprising same Download PDFInfo
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- CN104270484A CN104270484A CN201410518962.6A CN201410518962A CN104270484A CN 104270484 A CN104270484 A CN 104270484A CN 201410518962 A CN201410518962 A CN 201410518962A CN 104270484 A CN104270484 A CN 104270484A
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- waterproof plug
- back cover
- waterproof
- glue layer
- flexible glue
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Abstract
The invention relates to a waterproof plug structure. The waterproof plug structure comprises a front shell, a waterproof plug and a rear shell. The waterproof plug comprises a hard rubber body which is provided with a supporting part. The waterproof plug further comprises a soft rubber layer, wherein the soft rubber layer is wrapped on the outer surface of the supporting part, and the soft rubber layer and the supporting part are integrally formed. The waterproof plug further comprises an elastic connector. The rear shell is provided with a blind groove. The elastic connector is movably clamped in the blind groove of the rear shell in a matched mode and is further connected with the front shell and the rear shell through assembly of the front shell and the rear shell, and meanwhile the soft rubber layer and the front shell are assembled in an interference fit mode. The waterproof plug is formed by the hard rubber body, the soft rubber layer and the elastic connector in a three-shot molding mode; since the soft rubber layer is arranged on the outer surface of the supporting part, when the soft rubber layer and a shell body are in assembly interference, the soft rubber layer bears uniform pressure from the two sides of the shell body and the supporting part and form uniform deformation, and the waterproofness is reliable.
Description
Technical field
The present invention relates to a kind of waterproof plug structure, and a kind of waterproof mobile phone using this structure.
Background technology
In the waterproofing design of all kinds of electronic devices, as waterproof mobile phone, usually all need the waterproof considering various external interface position, as USB hole, charging hole, earpiece holes etc., for the waterproof of this class interface position, a mobilizable waterproof plug is generally all adopted to carry out water-tight.Please refer to Fig. 1, for the waterproof plug structural blast figure of position, prior art USB hole, it comprises a fore shell 100, one waterproof plug 200 and a back cover 300, please refer to Fig. 2, for described another schematic diagram of waterproof plug 200, described waterproof plug 200 material is TPU, it comprises a head 210, one waterproof portion 220 and a connecting rod 230, described head 210 comprises a bottom surface 240, described waterproof portion 220 and described connecting rod 230 are all arranged on described bottom surface 240, described waterproof portion 220 is arranged on described bottom surface 240, described waterproof portion 220 lateral wall is provided with a circle convex closure 250, described connecting rod 230 is a vertebral body structure, and the large end of described centrum is positioned at by side, described bottom surface 240, described connecting rod 230 outer surface is provided with a circle depression 260 from described bottom surface 240 place, in addition, for overcoming the formation problems that molded part produces because of local meat thickness ununiformity, a slot 270 is also offered in center, described waterproof portion, please refer to Fig. 1, Fig. 3 and Fig. 4, on described fore shell 100, corresponding described waterproof portion 220 is provided with a corresponding aperture position 110, and described waterproof portion 220 is positioned at position, described hole 110 and extrudes interference between described convex closure 250 and position 110, described hole sidewall, described back cover 300 is provided with a slot 310, bottom surface also offers a through hole 330 in described slot 310, described through hole 330 diameter is greater than described connecting rod 230 in described depression 260 place's diameter and is less than described connecting rod 230 in described centrum outside diameter, when described connecting rod 230 is assembled with described back cover 300, the large end of centrum is made to pass completely through through hole 330 by drawing after described connecting rod 230 centrum small end runs through described through hole 330, and make described depression 260 be positioned at described through hole 330, be connected with described through hole 330 is mobilizable to make connecting rod 230, thus the connection realized between described waterproof plug 200 and described back cover 300, described fore shell 100 and described back cover 300 are by screw closure together, according to position, USB hole the need of external use, described waterproof plug 200 usually needs assembling or takes out, when described waterproof plug 200 is without the need to using, described waterproof plug is assembled on described fore shell and described back cover, extrude interference between described convex closure 250 and position 110, described hole sidewall simultaneously, realize the waterproof of position, USB hole thus, when position, USB hole needs external use, then described waterproof plug 200 is extracted from described fore shell and back cover, no matter whether position, USB hole uses, and described waterproof plug 200 keeps being connected with described back cover 300 by described connecting rod 230 all the time.In above-mentioned waterproof plug structure, drawing is facilitated for ease of described connecting rod 230, described connecting rod 230 arranges longer usually, after described waterproof plug and described back cover realize assembling and put in place, owing to housing can not be generally the reserved longer shallow storage space of described connecting rod 230, thus need to cut off with tool tong the normal assembling that centrum small end part length could not have influence on described fore shell 100 and described back cover 300, thus create the operation of extra shearing described connecting rod 230 additional length, certain impact is created on the packaging efficiency of product, reduce production efficiency, simultaneously, the waterproof of position, described USB hole depends on and extrudes interference deformation between described convex closure 250 and position 110, described hole sidewall, because described convex closure 250 is when being subject to described hole position 110 sidewall extrusion, deformation will be produced towards Impact direction, owing to lacking rigid support, at described waterproof plug 200 after repeatedly taking out and assembling, described waterproof portion 220 will along Impact direction towards described slot 270 internal distortions, and not easily restore after deformation, thus the reliable interference extrusion between described convex closure 250 and position 110, described hole sidewall cannot be ensured, the waterproof reliability of position, described USB hole cannot be protected, in addition, assembling between described waterproof plug 200 and described back cover 300, adopt drawing mode that mobilizable being defined in described through hole 330 of described depression 260 is realized after running through described through hole 330 by described connecting rod 230 centrum small end, the setting of described through hole 330, to make between described back cover 300 and described waterproof plug 200 an anti-water level in place many again, thus increase the waterproof difficulty of described waterproof plug 200, make waterproof more unreliable.
Further, described waterproof plug 200 is TPU material, and TPU material unstable properties in severe environment for use, and be more vulnerable to the impact of environment because of it for exterior component and produce corrosion, thus easily produce waterproof failure.
Summary of the invention
The technical problem to be solved in the present invention is to provide a kind of waterproof plug structure, described waterproof plug structure can solve waterproof plug described in prior art and not easily restore and the problem of the waterproof failure caused because of after repeatedly stress and deformation, and described waterproof plug to be connected with described back cover through hole by connecting rod and to have more an anti-water level in place and the problem that increases waterproof difficulty, need additional shear operation after solving the assembling of waterproof plug described in prior art and the low problem of the packaging efficiency that causes simultaneously.
Another technical problem that the present invention will solve is, a kind of waterproof mobile phone using above-mentioned waterproof plug structure is provided, this waterproof mobile phone can solve the problem that the water resistance of waterproof plug described in prior art lost efficacy, the problem that the packaging efficiency needing additional shear operation to cause when simultaneously solving waterproof mobile phone assembling is low.
A kind of waterproof plug structure, it comprises a fore shell, one waterproof plug and a back cover, described waterproof plug is mobilizable to be assembled on described back cover, described fore shell and described back cover fit together, it is characterized in that: described waterproof plug comprises an ebonite body, described ebonite body is provided with a support portion, described waterproof plug also comprises a flexible glue layer, described flexible glue layer to be coated on the outer surface of described support portion and one-body molded with described support portion, described waterproof plug also comprises a nonrigid connector, described back cover is provided with a blind slot, to be linked together with described fore shell and described back cover further by the assembling of described fore shell and described back cover in the blind slot that described nonrigid connector is mobilizable is assembled in described back cover, described flexible glue layer and described fore shell interference fit fit together simultaneously, described waterproof plug is by described ebonite body, described flexible glue layer and described nonrigid connector three are penetrated shaping.
A kind of waterproof mobile phone, uses described waterproof plug structure.
The beneficial effect that the present invention produces is: because flexible glue layer of the present invention is coated on the outer surface of described ebonite body support portion, when described flexible glue layer is when being subject to the extruding of described back cover, due to the support in described rigid support portion, described flexible glue layer will be subject to described back cover and described support portion respectively from the even extruding of both sides, therefore will produce evenly reliable deformation, thus solve waterproof plug described in prior art because of stress and deformation repeatedly after lack that the deformation that rigid support causes cannot be restored, the problem of waterproof failure owing to being only subject to the extruding of described back cover, in addition, what the connection of described waterproof plug and described back cover adopted is described back cover is arranged blind slot and described waterproof fork clip is joined, rely on described back cover to assemble with the further of described fore shell the mode realizing described waterproof plug and be connected with described fore shell and described back cover simultaneously, without the need to arranging through hole on described back cover, extra reprocessing cutting operation is not needed yet, therefore solve waterproof plug described in prior art with being connected by through hole between described back cover has more an anti-water level in place and the problem increasing waterproof difficulty simultaneously, and the problem that the packaging efficiency needing additional shear operation after described waterproof plug assembling and cause is low.
Accompanying drawing explanation
In order to be illustrated more clearly in technical scheme of the present invention, below in conjunction with accompanying drawing, the present invention is further introduced.
Fig. 1 is existing waterproof plug structural blast figure.
Fig. 2 is another stereogram enlarged drawing of waterproof plug in existing waterproof plug structure.
Fig. 3 is existing waterproof plug structure assembling view waterproof type schematic diagram.
Fig. 4 is existing waterproof plug structure assembling view assembling mode schematic diagram.
Fig. 5 is waterproof plug structural blast figure of the present invention.
Fig. 6 is another stereo amplification figure of waterproof plug in waterproof plug structure of the present invention.
Fig. 7 is waterproof plug structure fore shell of the present invention and back cover assembling schematic diagram.
Fig. 8 is waterproof plug structure assembly drawing of the present invention.
Fig. 9 is waterproof plug structure assembly drawing A-A cutaway view enlarged drawing of the present invention.
Figure 10 is waterproof plug structure assembly drawing B-B cutaway view enlarged drawing of the present invention.
Figure 11 is another structure cutaway view of waterproof plug in waterproof plug structure of the present invention.
Embodiment
For making the object, technical solutions and advantages of the present invention clearly, below in conjunction with the accompanying drawings and the specific embodiments to waterproof plug structure of the present invention and use the waterproof mobile phone of this waterproof plug structure to be described further.
Please refer to Fig. 5 and Fig. 6, it is a waterproof mobile phone waterproof plug constructive embodiment, and described waterproof plug structure comprises fore shell 1, waterproof plug 2 and a back cover 5, described waterproof plug 2 comprises an ebonite body 20, one flexible glue layer 30 and a nonrigid connector 40, described ebonite body 20 is penetrated shaping with described flexible glue layer 30 and described nonrigid connector 40 3, described ebonite body 20 comprises head 21 and a support portion 22, described head 21 also comprises a bottom surface 23, described support portion 22 to be arranged on described bottom surface 23 and described bottom surface 23 edge is provided with a spacing, evenly thick for guaranteeing described support portion 22 sidewall meat, at least one depression 26 is also offered in its end face center, described flexible glue layer 30 to be coated on described support portion 22 outer surface 24 and one-body molded with described support portion 22, described flexible glue layer 30 is also surrounded with a circle convex closure 31, described nonrigid connector 40 comprises a buckle 41 and a junction 42, described connecting portion 42 overlaps and extends on described ebonite body head bottom surface 23, and it is mutually one-body molded with described ebonite body 20, a lever arm 43 is also provided with between described buckle 41 and described connecting portion 42, described lever arm 43 is formed from described ebonite body 20 edge extension by described connecting portion 42, described buckle 41 is arranged at described lever arm 43 extension end further, please refer to Fig. 5 and Fig. 7, for described waterproof plug structure front and rear casing structure and assembling instruction, described fore shell 1 is provided with a surface of subsidence 11, described surface of subsidence 11 is provided with a projection 12, described protruding 12 end faces offer a position, hole 13, and position, described hole 13 is corresponding with described flexible glue layer 30 profile and position, described back cover 5 is provided with a groove 51, described groove 51 bottom land also corresponding described protruding 12 profiles offers a through hole 52, described protruding 12 are positioned at described through hole 52, simultaneously described protruding 12 end faces are coplanar with described groove 51 bottom land, and the combination groove that common formation one is corresponding with described waterproof plug 2 head, described back cover 5 is also provided with a blind slot 53, described blind slot 53 is close to described groove 51 and arranges, and described blind slot 53 offers a breach 54 on the sidewall adjacent with described groove 51, please refer to Fig. 8, Fig. 9 and Figure 10, for described waterproof plug structure assembling schematic diagram, described waterproof plug head 21 is assembled in this combination groove and described bottom surface 23 is resisted against described groove 51 bottom land and described protruding 12 end face places, described flexible glue layer 30 is assembled in position, described hole 13, produce between described convex closure 31 and position 13, described hole sidewall simultaneously and extrude interference, described buckle 41 is assembled in described blind slot 53, certain activity space is still had after described blind slot 53 holds buckle 41, can promote in blind slot 53 to make described buckle 41, described lever arm 43 is mobilizable is simultaneously positioned at described breach 54, while described fore shell 1 fits together with described back cover 5, described fore shell 1 is kept out described breach 54 and forms a cuboid clearance spaces with described breach 54, namely be placed on described breach 54 by described fore shell 1 and close formation, it is larger in this cross section, place that described its aerial cross sectional of cuboid clearance spaces compares described lever arm 43, compare described buckle 41 less in this cross section, direction simultaneously, thus described lever arm 43 scope of activities is defined in described clearance spaces, described buckle 41 is defined in described blind slot 53 simultaneously, thus described USB plug is connected to described fore shell 1 with on described back cover 5, because described lever arm 43 is provided with certain length, described lever arm 43 can be movable in described cuboid clearance spaces, when described waterproof plug 2 takes out from described back cover 5, because described cuboid clearance spaces is to the restriction of described buckle 41, described lever arm 43 only can take out from described back cover 5 to meet waterproof plug 2 from described " mouth " shape construction stretch activity certain distance, when described waterproof plug 2 is assembled in described back cover 5, described lever arm 43 pushes back buckle 41 by described cuboid clearance spaces in described blind slot 53, and no matter whether described waterproof plug 2 is assembled state, and described waterproof plug 2 remains and to be connected with described back cover 5.Certainly, described nonrigid connector 40 directly can adopt silica gel material, so can save lever arm 43 and the activity space of buckle 41 on back cover 5, directly by stretching and resilience.Described waterproof plug 2 is also provided with an attacker position 27 at described ebonite housing head bottom surface 23 place, described attacker position 27 is a semiellipse type recess being arranged on described bottom surface 23, by the setting of described attacker position 27, user can realize the taking-up of described waterproof plug 2 very easily, and described waterproof plug 2 is when assembling, only its correspondence need be positioned over described combination groove, press the assembling that described ebonite body 20 can realize described waterproof plug 2.
In described waterproof plug structure, because described flexible glue layer 30 is coated on described ebonite body support portion outer surface 24, and described flexible glue layer 30 is also surrounded with a circle convex closure 31, thus form one in described convex closure 31 and described glue-line 30 outer surface joint and allow bit space, when described flexible glue layer 30 with the assembling process of described back cover 5 in be subject to from described back cover 5 interference extrusion power time, due to the described existence allowing bit space, produce more uniform deformation effects when described convex closure 31 is stressed, therefore more reliable waterproof effect is provided, simultaneously, the setting in described rigid support portion 22, for described flexible glue layer 30 provides rigid support with the deformation of described convex closure 31, described flexible glue layer 30 and described convex closure 31 are limited to and can only produce deformation between shell 5 and described rigid support portion 22 in the rear, described flexible glue layer 30 and described convex closure 31 will be subject to from described back cover 5 and described support portion 22 respectively from the even extruding of both sides, simultaneously owing to allowing the existence of bit space, therefore further guarantee to produce evenly reliable deformation, thus solve the water of waterproof plug described in prior art for want of rigid support and stressed time the deformation that causes towards the side deformation do not stressed cannot restore, waterproof failure problem, in addition, what described waterproof plug 2 and the connection of described back cover 5 adopted is the mode that card is joined, a cuboid clearance spaces is formed when namely being assembled by described fore shell 1 and described back cover 5, described lever arm 43 is limited in described cuboid clearance spaces, and described buckle 41 card is joined and is only limited to activity in the blind slot 53 of shell setting in the rear, to guarantee no matter described waterproof plug 2 is taking-up state or assembled state, all all the time, be connected by described cuboid clearance spaces with described back cover 5, simultaneously because described lever arm 43 takes out according to described waterproof plug 2 and assembles and needs to be provided with suitable length, or described nonrigid connector 40 for elastic material can produce appropriateness stretching, therefore assembling and the taking-up of described waterproof plug 2 is realized eaily, in this structure, described buckle 41 is assembled in the blind slot 53 of setting on described back cover 5, only need assemble the assembling that just can realize described waterproof plug 2 with described fore shell 1, compare prior art, through hole can not be set because of the assembling of described waterproof plug, the extra drawing assembling to described connecting rod and aft-loaded airfoil cutting operation is not needed yet, therefore the present invention is solved waterproof plug described in prior art with being connected by through hole between described back cover simultaneously and has more an anti-water level in place and the problem having added waterproof difficulty, and the problem that the packaging efficiency needing extra drawing and cutting operation after the assembling of described waterproof plug and cause is lower, the taking-up of waterproof plug 2 of the present invention and assembling process are all gone out to drill at described ebonite body 22 and are realized, and compare whole waterproof plug in prior art and be soft materials, waterproof plug structure of the present invention can realize good operating handle.
Preferably, please refer to Figure 11, for described another structural representation of waterproof plug 2, described flexible glue layer 20 to be coated on the outer surface of described support portion 22 and to extend to described head 21 inside from described bottom surface 23, and mutually hold one-body molded with described ebonite body head, this structure more excellently can realize the good combination between described flexible glue layer 20 and described ebonite body 10.
Better, described flexible glue layer 30 material is silica gel, described nonrigid connector 40 material is TPU, and be placed in product external surfaces for ebonite body 20, compare prior art, described ebonite body 20 compares TPU material, its corrosion resistance is stronger, and the employing of the flexible glue layer 30 of water-proof part is silica gel material, and silica gel material compares TPU of the prior art, its corrosion resistance is also comparatively strong, thus performance is more reliable.
Waterproof plug structural design main points of the present invention are: the difference according to each position functional requirement of described waterproof plug carries out unlike material different structure designs, corresponding waterproof plug needs the feature of often taking out and assembling, and have employed ebonite body to realize good operating handle at user operation position; The setting of the anti-water level of corresponding waterproof plug, reliable in order to ensure waterproof, have employed flexible glue layer and be arranged at the design in rigid support portion to guarantee that described flexible glue layer produces uniform interference deformation between described housing and described rigid support portion; Corresponding waterproof plug needs to stretch and shrink in frequent taking-up and assembling, is provided with the lever arm of an elastic material; In addition, in order to make waterproof more reliable, decrease an anti-water level in place, coordinate the mode of assembling to replace the connected mode of prior art connecting rod and through hole with buckle with blind hole, simultaneously also relatedly to decrease in prior art shearing operation after connecting rod drawing assembling and assembling.
Above waterproof plug structure can be used for various electronic installation, and as mobile phone, panel computer etc., on any electronic device element, external interface needs waterproof, can adopt waterproof plug structure of the present invention, or uses thinking of the present invention to carry out changing and expanding.
Claims (11)
1. a waterproof plug structure, it comprises a fore shell, one waterproof plug and a back cover, described waterproof plug is mobilizable to be assembled on described back cover, described fore shell and described back cover fit together, it is characterized in that: described waterproof plug comprises an ebonite body, described ebonite body is provided with a support portion, described waterproof plug also comprises a flexible glue layer, described flexible glue layer to be coated on the outer surface of described support portion and one-body molded with described support portion, described waterproof plug also comprises a nonrigid connector, described back cover is provided with a blind slot, to be linked together with described fore shell and described back cover further by the assembling of described fore shell and described back cover in the blind slot that the mobilizable card of described nonrigid connector is assigned in described back cover, described flexible glue layer and described fore shell interference fit fit together simultaneously, described waterproof plug is by described ebonite body, described flexible glue layer and described nonrigid connector three are penetrated shaping.
2. waterproof plug structure as claimed in claim 1, it is characterized in that: described ebonite body also comprises a head, described head also comprises a bottom surface, described support portion is arranged on described bottom surface, described flexible glue layer extends to described head inside from described bottom surface further, and mutually holds one-body molded with described ebonite body head.
3. waterproof plug structure as claimed in claim 2, it is characterized in that: described fore shell is provided with a surface of subsidence, described surface of subsidence is provided with a projection, described back cover is provided with a groove, described groove bottom land also corresponding described protruding profile offers a through hole, described projection is positioned at described through hole, simultaneously described protruding end face and described groove bottom land coplanar, and common forming a combination groove corresponding with described waterproof plug head, described waterproof plug head is assembled in that this combination groove is interior and described bottom surface is resisted against described groove bottom land and described protruding end face place.
4. waterproof plug structure as claimed in claim 3, is characterized in that: described protruding end face offers a position, hole, and flexible glue layer profile described in described Kong Weiyu and position corresponding, the interference of described flexible glue layer is assembled in position, described hole.
5. waterproof plug structure as claimed in claim 4, is characterized in that: described flexible glue layer is also surrounded with a circle convex closure, described convex closure further with position, described hole interference fit.
6. waterproof plug structure as claimed in claim 5, is characterized in that: center, described support portion also offers at least one depression, and described support portion sidewall meat is evenly thick.
7. waterproof plug structure as claimed in claim 6, it is characterized in that: described nonrigid connector comprises a buckle and a junction, described connecting portion overlaps and extends on described ebonite body head bottom surface, and mutually one-body molded with described ebonite body.
8. waterproof plug structure as claimed in claim 7, it is characterized in that: between described buckle and described connecting portion, be also provided with a lever arm, described lever arm is formed from described ebonite body edges extension by described connecting portion, and described buckle is arranged at described lever arm extension end further.
9. waterproof plug structure as claimed in claim 8, it is characterized in that: described blind slot is close to described groove and arranges, and described blind slot offers a breach on the sidewall adjacent with described groove, described snap assembled is in described blind slot, described lever arm is mobilizable is simultaneously positioned at described breach, while described fore shell and described back cover fit together, described fore shell is kept out described breach and forms a cuboid clearance spaces with described breach, and described lever arm scope of activities is defined in described clearance spaces, described buckle is defined in described blind slot simultaneously, described USB plug is connected on described fore shell and described back cover.
10. waterproof plug structure according to claim 9, is characterized in that: described flexible glue layer material is silica gel, and described nonrigid connector material is TPU.
11. 1 kinds of waterproof mobile phones, is characterized in that: use the waterproof plug structure as described in any one of claim 1 to 10.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410518962.6A CN104270484B (en) | 2014-10-06 | 2014-10-06 | Waterproof plug structure and the waterproof mobile phone using the structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410518962.6A CN104270484B (en) | 2014-10-06 | 2014-10-06 | Waterproof plug structure and the waterproof mobile phone using the structure |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN104270484A true CN104270484A (en) | 2015-01-07 |
| CN104270484B CN104270484B (en) | 2017-03-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201410518962.6A Active CN104270484B (en) | 2014-10-06 | 2014-10-06 | Waterproof plug structure and the waterproof mobile phone using the structure |
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| Country | Link |
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| CN (1) | CN104270484B (en) |
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| Publication number | Publication date |
|---|---|
| CN104270484B (en) | 2017-03-15 |
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