CN204117912U - Key water-proof structure and use the electronic installation of this key water-proof structure - Google Patents
Key water-proof structure and use the electronic installation of this key water-proof structure Download PDFInfo
- Publication number
- CN204117912U CN204117912U CN201420588165.0U CN201420588165U CN204117912U CN 204117912 U CN204117912 U CN 204117912U CN 201420588165 U CN201420588165 U CN 201420588165U CN 204117912 U CN204117912 U CN 204117912U
- Authority
- CN
- China
- Prior art keywords
- circuit board
- key
- soft materials
- proof structure
- button group
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Abstract
The utility model relates to a kind of key water-proof structure, it comprises a fore shell, one button group and a circuit board assemblies, described circuit board assemblies comprises a circuit board and a soft materials part, described circuit board comprises a link, described circuit board is coated in described soft materials part and described link stretches out from described soft materials part side, described circuit board is also provided with at least one key spring plate, described button group includes the key cap of key set corresponding with described key spring plate number of locations, described fore shell offers a blind slot, described blind slot sidewall offers a through hole, described circuit board assemblies is positioned between described button group and described blind slot bottom surface, described button group is assigned on described fore shell against described circuit board assemblies card, described link from described through hole to stretch into inside described fore shell and and seal between described through hole and assemble, described key cap of key set is corresponding with described key spring plate simultaneously links together and mutually supports keypress function described in conducting by pressing.
Description
Technical field
The utility model relates to a kind of electronics field, particularly relates to a kind of key water-proof structure and uses the electronic installation of this key water-proof structure.
Background technology
In the waterproof construction design of all kinds of outdoor electronic product, the waterproof construction of main button is one of important waterproof position.Please refer to Fig. 1 to Fig. 4, for the main key water-proof structure schematic diagram of prior art, it comprises fore shell 100, main button group 200, circuit board 300 and a silica gel part 400, described fore shell 100 offers a through hole 110, also being provided with a circle groove 120 around described through hole 110, is a circle projection 130 between described groove 120 and described through hole 110; Described main button group 200 comprises nine keycaps 210; Described circuit board 300 is provided with nine key spring plates 310; Its one side pressed on ring of described silica gel part 400 is provided with a circle draw-in groove 410, and described draw-in groove 410 is protruding 130 corresponding with described, its another side is provided with nine convex closures 420, corresponding with described key spring plate 310 respectively; Its one side of described nine keycaps 210 and described silica gel part 400 is fixed together, as fixing in adopted viscose to paste, and described nine keycap 210 positions are corresponding with described nine convex closures 420, thus described main button group 200 and described silica gel part 400 form a button assembly jointly; Described button assembly is assembled in described through hole 110 place from by described fore shell 100 medial surface side, and described protruding 130 cards are assigned in described draw-in groove 410, and implement some glue in described protruding 130 with described draw-in groove 410 junction simultaneously, namely some glue is implemented in described groove 120, and then form some glue regions 500, to realize the water-tight between described button assembly and described fore shell 100; Described circuit board 300 is assembled in inside described fore shell 100 near described button assembly, and described nine convex closures 420 fit together with described nine key spring plates 310 are corresponding respectively one by one, press described key cap of key set 210 and support by described convex closure 420 conducting that described key spring plate 310 realizes corresponding button.
In above-described main key water-proof structure, for described circuit board 300, because himself does not design any waterproofing protection, its waterproof relied on that normally works adopts the mode cut off with the external world to realize, namely one and extraneous isolation structure is formed by the territory, described glue application region 500 between described protruding 130 and described draw-in groove 410, and described circuit board 300 is assembled in described isolation structure inside, namely be assembled in described fore shell 100 medial surface side to realize, certainly, the back cover (not shown) that the opposite side of circuit board 300 has fore shell 100 to fit together is to realize waterproof.This mode is for described circuit board 300; when it is applied to waterproof product; extra waterproof construction must be relied on waterproof insulation blocking is carried out to it; and described circuit board 300 wholely must be in a waterproof insulation blocking space and can normally use; this will increase design consideration factor, thus increases product design difficulty and reduce the design selection degree of freedom.In addition, extra waterproof construction must need extra installation space, if product structure restriction cannot meet for it arranges the plentiful space of watertight insulation completely, then cannot ensure waterproof reliability in the use procedure of described circuit board 300, thus there is design, use limited, to lack flexibility problem.
For whole main key water-proof structure, during its assembling need described protruding 130 whole circle cards to be assigned in draw-in groove 410, and due to described fore shell 100 physical dimension restriction, described protruding 130 thinner thicknesses, and described draw-in groove 410 width of its corresponding matching is also narrower, thus cause both assembling cards to join difficulty comparatively greatly, assemble consuming time, simultaneously, described waterproof construction adopts some glue mode to assist water-tight, for ensureing the some validity of glue and easy to operate, in anti-stop glue process, glue overflows simultaneously, need in structural design for special some glue position reserved by some glue, i.e. described groove 120 of the prior art, thus cause described fore shell 100 larger so that package size to become large problem, or it is reliable and don't under increasing package size situation for guaranteeing waterproof, will button size be sacrificed, namely cause the problem that the wide button of product frame is little, in addition, the geomery of described through hole 110 mutually mates with described button group 200 geomery, its anti-water level is then necessary for one around the long and narrow annular region of described through hole 110, thus determine the position in territory, described glue application region 500, because described button group 200 global shape size is relatively large, finite elastic in the selection of thus its setting position, namely described button group 200 is often positioned at the latter half of whole electronic installation substantially, so also just determine the waterproof sealing position of described structure simultaneously, namely cannot by the change of design by waterproof bit transition to not disturbing on the position of other structural designs, reduce design flexibility.
Summary of the invention
The technical problems to be solved in the utility model is to provide a kind of key water-proof structure, described key water-proof structure can solve circuit board of the prior art must rely on extra waterproof insulation blocking because self does not design waterproofing protection when it is applied to waterproof product, thus design, use limited, lack the problem of flexibility; Separately can solve the problem that described in prior art, main key water-proof structure assembling difficulty is large, consuming time, also solve the package size produced because special some glue locus need be reserved in prior art large, or the problem that complete machine frame big key size is little, and because a size of glue position is fixed with the described waterproof position coordinating corresponding relation to cause of described button group in solution prior art, lack the problem of design flexibility; And the problem of waterproof poor reliability that the some glue operational consistency difference that causes of narrow long and narrow feature produces.
Another technical problem to be solved in the utility model is, a kind of waterproof mobile phone is provided, difficulty problem large, consuming time is assembled when this waterproof mobile phone can solve the main key assembling of the existence of waterproof mobile phone described in prior art, also solve the package size produced because special some glue locus need be reserved in prior art large, or the problem that complete machine frame big key size is little, and because a size of glue position is fixed with the described waterproof position coordinating corresponding relation to cause of described button group in solution prior art, lack the problem of design flexibility.The problem of the waterproof poor reliability that the some glue operational consistency difference that narrow long and narrow feature causes produces.
A kind of key water-proof structure, it comprises a fore shell and a button group, it is characterized in that: described key water-proof structure also comprises a circuit board assemblies, described circuit board assemblies comprises a circuit board and a soft materials part, described circuit board comprises a link, described circuit board is coated in described soft materials part and described link stretches out from described soft materials part side, described circuit board is also provided with at least one key spring plate, described button group includes the key cap of key set corresponding with described key spring plate number of locations, described fore shell offers a blind slot, described blind slot sidewall offers a through hole, described button group and described circuit board assemblies are positioned at described blind slot and described circuit board assemblies is positioned between described button group and described blind slot bottom surface, described button group is assigned on described fore shell against described circuit board assemblies card, described link from described through hole to stretch into inside described fore shell and and seal between described through hole and assemble, described key cap of key set is corresponding with described key spring plate simultaneously links together and mutually supports keypress function described in conducting by pressing.
A kind of waterproof mobile phone, uses above-mentioned key water-proof structure.
The beneficial effect that the utility model produces is: because circuit board described in the utility model to be coated in described soft materials part and only described link stretches out from described soft materials part side, it is an one waterproof construction that described circuit board is connected with described soft materials part, make described circuit board except the less part in described link position, other parts all achieve waterproof preferably because being coated on described soft materials part inside, thus described circuit board waterproof in use only needs only to consider the less position of described link, compare prior art, waterproof scope greatly reduces, waterproof reliability greatly increases, simultaneously, described circuit board assemblies in use, also without the need to relying on extra waterproof construction, waterproof insulation blocking is carried out to described circuit board entirety, and only the connection bit of described link and product need be arranged less waterproofing protection, it uses flexibility to greatly increase, therefore, its version of circuit board assemblies described in the utility model can be used in each electronic product flexibly, especially waterproof electronic product.The key water-proof structure that the utility model provides in an assembling process, only described link need be run through described through hole stretches into inside described fore shell, described button group is assigned on described fore shell against described circuit board assemblies card simultaneously, compare prior art, whole for tiny long and narrow described projection circle card is assigned in same tiny long and narrow described draw-in groove, assembling mode of the present utility model is simple and reliable, easy to operate, saves and assembles man-hour; Simultaneously, in key water-proof structure described in the utility model, its waterproof position is only the less position of described link and described through hole, comparing prior art waterproof position is around the whole circle of described through hole, waterproof position of the present utility model greatly reduces, and the water-tight of less position is easy to ensure more; And the utility model by waterproof sealing position transfer on described through hole, and described through hole is arranged on the sidewall of described blind slot, thus do not affect the package size size of product, the utility model is also without the need to arranging special some glue position, more package size is reduced on the contrary, or button size is strengthened, to better meet the demand of client; In addition, through hole described in the utility model can be arranged at described blind slot sidewall clear position flexibly, namely the position of anti-water level can be changed by the change of design, realize the free space more effectively utilizing product, and through hole described in prior art can only be mate with described button group size and location, namely described anti-water level cannot shift, and in comparison, waterproof position of the present utility model is arranged can be more flexible.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical solution of the utility model, below in conjunction with accompanying drawing, the utility model is further introduced.
Fig. 1 is existing key water-proof structure explosive view.
Fig. 2 is existing key water-proof structure explosive view " S " place enlarged drawing.
Fig. 3 is existing key water-proof structure assembly drawing.
Fig. 4 is existing key water-proof structure assembling A-A cutaway view enlarged drawing.
Fig. 5 is circuit board assemblies explosive view described in the utility model.
Fig. 6 is circuit board assemblies assembly drawing described in the utility model.
Fig. 7 is the utility model key water-proof structure explosive view.
Fig. 8 is the utility model key water-proof structure assembly drawing.
Fig. 9 is the utility model key water-proof structure assembly drawing B-B cutaway view enlarged drawing.
Figure 10 is another embodiment of the utility model key water-proof structure.
Embodiment
For making the purpose of this utility model, technical scheme and advantage clearly, below in conjunction with the accompanying drawings and the specific embodiments to the utility model circuit board assemblies, use the key water-proof structure of this assembly and use the waterproof mobile phone of this waterproof construction to be described further.
Please refer to Fig. 5 and Fig. 6, for described circuit board assemblies 3 illustrates, it comprises circuit board 31 and a soft materials part 33, described circuit board 31 comprises a link 32, described circuit board 31 is coated in described soft materials part 33 and only described link 32 stretches out from described soft materials part 33 side, and it is an integrally waterproof construction that described circuit board 31 and described soft materials part 33 are connected by seamless applying technology;
Further, described soft materials part 33 comprises one first soft materials layer 34 and one second soft materials layer 35, described circuit board 31 is positioned between described first soft materials layer 34 and the second soft materials layer 35, and with integrated injection molding in described first soft materials layer 34 and described second soft materials layer 35 mould, described first soft materials layer 34 and the second soft materials layer 35 are one-body molded in edge is one overall.
Please refer to Fig. 7 and Fig. 8, it is a waterproof mobile phone key water-proof structure embodiment, and described key water-proof structure comprises fore shell 1, button group 2 and a circuit board assemblies 3, and described circuit board assemblies 3 as shown in Figures 4 and 5.Described fore shell 1, described button group 2 and described circuit board assemblies 3 fit together, and described circuit board assemblies 3 is between described fore shell 1 and described button group 2, described button group 2 is assigned on described fore shell 1 and then with described fore shell 1 against described circuit board assemblies 3 card and fits together.Obviously, it is only the multiple one be fixedly connected with in mode that the card described in the present embodiment is joined, connected mode between other component, and such as viscose is pasted, as long as can realize the effect be fixedly connected with described in the utility model, all belongs to category of the present utility model.
Please refer to Fig. 7 to show, described fore shell 1 offers a blind slot 11, described blind slot 11 sidewall offers a through hole 13, and four screens 14, its one side of described button group 2 is provided with nine keycaps 21, and simultaneously described button group 2 also comprises a lateral surface 23, correspondingly with described screens 14 on described lateral surface 23 is provided with the equal buckle of quantity 24, please refer to Fig. 5, described circuit board 31 is provided with nine key spring plates 36, described key spring plate 36 number of locations is mutually corresponding with described key cap of key set 21, described first soft materials layer 34 is positioned at and the described adjacent side of button group 2, correspondingly with described key spring plate 36 on described first soft materials layer 34 be provided with nine convex closures 37, described convex closure 37 is corresponding and one-body molded with described key spring plate 36 shape, as Fig. 8 and Fig. 9 shows, for described key water-proof structure assembling schematic diagram, described button group 2 and described circuit board assemblies 3 are positioned at described blind slot 11 and described circuit board assemblies 3 is positioned between described button group 2 and described blind slot 11 bottom surface, described button group 2 against described circuit board assemblies 3 and described buckle 24 card be assigned in described screens 14 and then be assembled on described fore shell 1, described link 32 from described through hole 13 stretch into side inside described fore shell 1 and and adopt some glue modes to seal assembling between described through hole 13, described keycap 21 fits together with described convex closure 37 one_to_one corresponding simultaneously, press described keycap 21 support described convex closure 37 and then support keypress function described in the conducting of described key spring plate 36.
Further, the further coated described link 32 of described soft materials part 33 extend out to along described link 32 and run through described fore shell through hole 13 place.
In the present embodiment, described flexible PCB 31 adopts in-mould injection mode one-body molded with described soft materials part 33, and in-mould injection is only one of numerous seamless applying technology, the sealing means adopting other any seamless applying technology to realize described flexible PCB 31 to connect as one with described soft materials part 33 is all further extension and the expansion of the utility model thinking.
Another embodiment of the present utility model is please refer to Figure 10, described soft materials, on 33, assembling place of described through hole 13 is provided with a circle projection 38, and described protruding 38 fit together with described through hole 13 interference fit.Waterproof effect can be promoted further.
Further, described its material of soft materials part 33 is silica gel, to realize excellent handle when described keycap 21 presses, avoid simultaneously described keycap 21 for hard member and and mutually support between described key spring plate 36 and easily damage thus play the effect of buffer protection.
In above embodiment, with regard to assembling mode, described buckle 24 card is assigned in described screens 14, and then described button group 2 supports described circuit board assemblies 3 and both are assembled on described fore shell 1 together, namely the mode only need joined by card, just can by described button group 2, described circuit board assemblies 3 assembling be fixed on described fore shell 1, operation is simple and reliable, expend assembling man-hour few, packaging efficiency is high; With regard to package size, the present embodiment all without the need to arranging special some glue position, solves the problem that package size is large or button size is little because a glue causes; With regard to design flexibility, in embodiment described in the utility model, described waterproof position can be arranged at described blind slot sidewall free time place flexibly, designs more flexible.
In described circuit board assemblies structure, its mentality of designing is that by board design be the mode of water repellent component, and except link, part adopts the flexible glue with fire resistance characteristic coated, and only reserves a link to realize the connection of itself and external member; The waterproof demand of circuit board larger area, in waterproof field application, without the need to considering the waterproof on the larger surface of whole circuit board, being improved as only link local waterproof, increasing its ease of use and flexibility, also more have practicality by this assembly.
The above circuit board assemblies structure not only can be applicable to, in the embodiment waterproof mobile phone that the utility model enumerates, also can be widely used in other various waterproof electronic devices, as waterproof wearable device, and waterproof panel computer etc.; Circuit board waterproof in any waterproof electronic device and button waterproof, can adopt circuit board assemblies mode described in the utility model and described key water-proof structure to carry out changing and expanding.
Claims (10)
1. a key water-proof structure, it comprises a fore shell and a button group, it is characterized in that: described key water-proof structure also comprises a circuit board assemblies, described circuit board assemblies comprises a circuit board and a soft materials part, described circuit board comprises a link, described circuit board is coated in described soft materials part and described link stretches out from described soft materials part side, described circuit board is also provided with at least one key spring plate, described button group includes the key cap of key set corresponding with described key spring plate number of locations, described fore shell offers a blind slot, described blind slot sidewall offers a through hole, described button group and described circuit board assemblies are positioned at described blind slot and described circuit board assemblies is positioned between described button group and described blind slot bottom surface, described button group is assigned on described fore shell against described circuit board assemblies card, described link from described through hole to stretch into inside described fore shell and and seal between described through hole and assemble, described key cap of key set is corresponding with described key spring plate simultaneously links together and mutually supports keypress function described in conducting by pressing.
2. key water-proof structure as claimed in claim 1, it is characterized in that: described soft materials part comprises one first soft materials layer and one second soft materials layer, described circuit board is positioned at described first soft materials layer and the second soft materials interlayer, and seamless applying with described soft materials part together with, described first soft materials layer and the second soft materials layer are integrated in edge is seamless applying further.
3. key water-proof structure as claimed in claim 2, is characterized in that: described seamless applying employing be in-mould injection.
4. key water-proof structure as claimed in claim 1, is characterized in that: the further coated described link of described soft materials part also stretches out along described link, to running through described fore shell through hole.
5. key water-proof structure as claimed in claim 4, it is characterized in that: described blind slot sidewall also offers at least two screens, described button group also comprises a lateral surface, correspondingly with described screens on described lateral surface be provided with the equal buckle of quantity, described buckle card is assigned in described screens, and then described button group is fixed on described fore shell.
6. key water-proof structure as claimed in claim 5, is characterized in that: for some glue seals between described link and described through hole.
7. key water-proof structure as claimed in claim 6, is characterized in that: described soft materials part is provided with a circle in assembling place of described through hole protruding, described projection and described through hole interference fit fit together.
8. the key water-proof structure as described in any one of claim 6 or 7, is characterized in that: described its material of soft materials part is silica gel.
9. an electronic installation, is characterized in that: use the key water-proof structure as described in any one of claim 1 to 7.
10. electronic installation as claimed in claim 9, is characterized in that: described electronic installation is waterproof mobile phone.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420588165.0U CN204117912U (en) | 2014-10-13 | 2014-10-13 | Key water-proof structure and use the electronic installation of this key water-proof structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420588165.0U CN204117912U (en) | 2014-10-13 | 2014-10-13 | Key water-proof structure and use the electronic installation of this key water-proof structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204117912U true CN204117912U (en) | 2015-01-21 |
Family
ID=52335200
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420588165.0U Expired - Fee Related CN204117912U (en) | 2014-10-13 | 2014-10-13 | Key water-proof structure and use the electronic installation of this key water-proof structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204117912U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104282475A (en) * | 2014-10-13 | 2015-01-14 | 深圳市宝尔爱迪科技有限公司 | Key waterproof structure and electronic device applying same |
-
2014
- 2014-10-13 CN CN201420588165.0U patent/CN204117912U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104282475A (en) * | 2014-10-13 | 2015-01-14 | 深圳市宝尔爱迪科技有限公司 | Key waterproof structure and electronic device applying same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN104282475B (en) | Key water-proof structure and use the electronic installation of this key water-proof structure | |
| CN204498512U (en) | Terminal side switch water-tight device and terminal | |
| CN104091710B (en) | Key water-proof structure and use the mobile phone of this structure | |
| CN205005229U (en) | Terminal with microphone | |
| CN206497689U (en) | A kind of display device | |
| WO2018192292A1 (en) | Waterproof structure of key and mobile terminal | |
| CN101425617B (en) | Electronic device having telescope antenna | |
| US9185193B2 (en) | Gasket structure for a terminal apparatus | |
| CN204117912U (en) | Key water-proof structure and use the electronic installation of this key water-proof structure | |
| CN103731523B (en) | Waterproof construction and use the mobile phone of this waterproof construction | |
| CN106374961B (en) | Mobile terminal | |
| CN107887210A (en) | A kind of waterproof side press-key structure and the waterproof mobile phone using the structure | |
| CN207802612U (en) | A kind of housing unit and electronic equipment | |
| CN101562085A (en) | Key-press component and electronic device with the key-press component | |
| CN106911976B (en) | Sound production device module | |
| CN107851177A (en) | Fingerprint module and electronic equipment | |
| CN105531785B (en) | Electronic product key waterproof construction and the waterproof mobile phone using the structure | |
| CN204067124U (en) | Key water-proof structure and use the mobile phone of this structure | |
| CN207339957U (en) | A kind of electronic equipment | |
| CN103905587B (en) | Side pressure waterproof construction and use the mobile phone of this side pressure waterproof construction | |
| CN105006684A (en) | Electronic device provided with earphone socket, and assembling method thereof | |
| CN204481868U (en) | Charging terminal waterproof construction and use the waterproof mobile phone of this structure | |
| CN203633025U (en) | Waterproof structure and electronic device with the same | |
| CN104270484A (en) | Waterproof plug structure and waterproof mobile phone comprising same | |
| CN110957159A (en) | Waterproof key, electronic equipment and assembling method of waterproof key |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20150121 Termination date: 20181013 |