CN102612290B - Alloy case and portable mobile terminal - Google Patents
Alloy case and portable mobile terminal Download PDFInfo
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- CN102612290B CN102612290B CN201210068803.1A CN201210068803A CN102612290B CN 102612290 B CN102612290 B CN 102612290B CN 201210068803 A CN201210068803 A CN 201210068803A CN 102612290 B CN102612290 B CN 102612290B
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Abstract
The invention relates to an alloy case and a portable mobile terminal. The alloy case comprises an outer frame and an alloy plate, wherein the alloy plate is provided with a positioning hole, the size of a first opening of the positioning hole is smaller than the size of a second opening of the positioning hole, the first opening is positioned on the first surface of the alloy plate, and the second opening is positioned on the second surface of the alloy plate; and the outer frame is formed on the first surface of the alloy plate by the injection molding, a positioning pillar is formed in the positioning hole by the injection molding, and the positioning pillar and the outer frame are in an integrated structure. The alloy plate is provided with the positioning hole, the positioning hole is provided with two different sizes of openings, namely a large opening and a small opening, the positioning pillar is formed in the positioning hole to form the inverse buckling structure with the positioning hole after the outer frame is formed on the alloy plate by the injection molding, thus the inverse buckling structure can effectively prevent the alloy plate from falling off from the outer frame to make the alloy plate firmly connected with the outer frame so as to realize the improvement of the reliability of the alloy case.
Description
Technical field
The present invention relates to electronic technology field, particularly relate to a kind of alloy housing and portable mobile termianl.
Background technology
At present, portable mobile termianl (such as: mobile phone or net book etc.), because it is easy to carry, is used widely by user.The casing of portable mobile termianl is formed by plastic-injection usually, along with portable mobile termianl is gradually to lightening development, the corresponding reduction of thickness of the alloy housing of portable mobile termianl, in order to ensure the structural strength of alloy housing, alloy housing of the prior art adopts a large amount of alloy components to replace plastic parts usually, alloy housing generally includes housing and alloy sheets, and the surrounding injection moulding of alloy sheets forms housing.As from the foregoing, because housing adopts the mode of injection moulding to be fixed in alloy sheets, easily occur that alloy sheets and housing are separated from, cause the reliability of alloy housing of the prior art lower.
Summary of the invention
The invention provides a kind of alloy housing and portable mobile termianl, the defect that the reliability in order to solve alloy housing of the prior art in prior art is lower, realize the reliability improving alloy housing.
The invention provides a kind of alloy housing, comprise housing and alloy sheets, described alloy sheets offers location hole; The size of the first opening of described location hole is less than the size of the second opening of described location hole, and described first opening is positioned on the first surface of described alloy sheets, and described second opening is positioned on the second surface of described alloy sheets; On first surface in described alloy sheets, injection moulding is formed with described housing, and in described location hole, injection moulding is formed with reference column, and described reference column and described housing are an overall structure.
Alloy housing provided by the invention, by offering location hole in alloy sheets, and the size of two of location hole openings is set to small one and large one, in alloy sheets after injection mo(u)lding housing, to form reference column in location hole, reference column and location hole form back-off structure, effectively prevent alloy sheets and housing to be separated from, make alloy sheets and firm the linking together of housing, realize the reliability that improve alloy housing.
Alloy housing as above, the surrounding of described alloy sheets offers multiple described location hole.
Alloy housing as above, described alloy sheets edge is provided with the first link slot, and the inner side edge of described housing is formed with the first connecting plate along injection moulding in described first link slot.
Alloy housing as above, the notch size of described first link slot is less than the head sizes of described first connecting plate.
Alloy housing as above, described alloy sheets edge is provided with the flanging of protrusion, and described housing wraps described flanging.
Alloy housing as above, described alloy sheets offers at least one engraved structure, and in described engraved structure, mould filling has plastic cement filling member.
Alloy housing as above, described alloy sheets offers the second link slot along the edge of described engraved structure, and edge injection moulding in described second link slot of described plastic cement filling member is formed with the second connecting plate.
Alloy housing as above, the notch size of described second link slot is less than the head sizes of described second connecting plate.
Alloy housing as above, the upper and lower surface of described alloy sheets is interleaved is provided with multiple described second link slot.
The invention provides a kind of portable mobile termianl, comprise alloy housing as above.
Portable mobile termianl provided by the invention, by offering location hole in alloy sheets, and the size of two of location hole openings is set to small one and large one, in alloy sheets after injection mo(u)lding housing, to form reference column in location hole, reference column and location hole form back-off structure, effectively prevent alloy sheets and housing to be separated from, make alloy sheets and firm the linking together of housing, realize the reliability that improve alloy housing.
Accompanying drawing explanation
In order to be illustrated more clearly in the embodiment of the present invention or technical scheme of the prior art, be briefly described to the accompanying drawing used required in embodiment or description of the prior art below, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skill in the art, under the prerequisite not paying creative work, other accompanying drawing can also be obtained according to these accompanying drawings.
Fig. 1 is the structural representation of alloy housing embodiment of the present invention;
Fig. 2 is the close-up schematic view of a-quadrant in Fig. 1;
Fig. 3 is the installation diagram of housing and alloy sheets in alloy housing embodiment of the present invention;
Fig. 4 be in Fig. 3 B-B to cutaway view;
Fig. 5 is the close-up schematic view in D region in Fig. 4;
Fig. 6 be in Fig. 3 C-C to cutaway view;
Fig. 7 is the close-up schematic view in E region in Fig. 6;
Fig. 8 is the structural representation of alloy sheets in alloy housing embodiment of the present invention;
Fig. 9 is the close-up schematic view in F region in Fig. 8;
Figure 10 is the structural representation of plastic cement filling member in alloy housing embodiment of the present invention;
Figure 11 is the close-up schematic view in G region in Figure 11.
Embodiment
For making the object of the embodiment of the present invention, technical scheme and advantage clearly, below in conjunction with the accompanying drawing in the embodiment of the present invention, technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, instead of whole embodiments.Based on the embodiment in the present invention, those of ordinary skill in the art, not making the every other embodiment obtained under creative work prerequisite, belong to the scope of protection of the invention.
As shown in Fig. 1-Fig. 9, the present embodiment alloy housing, comprise housing 1 and alloy sheets 2, alloy sheets 2 offers location hole 20, the size of the first opening of location hole 20 is less than the size of the second opening of location hole 20, and the first opening is positioned on the first surface 21 of alloy sheets 2, second opening is positioned on the second surface 22 of alloy sheets 2, on first surface 21 in alloy sheets 2, injection moulding is formed with housing 1, and in location hole 20, injection moulding is formed with reference column 11, and reference column 11 and housing 1 are an overall structure.
Specifically, the alloy sheets 2 of the present embodiment alloy housing is provided with location hole 20, the opening size at the both ends of this location hole 20 is different, when on the first surface 21 of alloy sheets 2, injection moulding is formed in the process of housing 1, also injection moulding is formed with reference column 11 in location hole 20, on housing 1 after injection mo(u)lding, housing 1 is connected in alloy sheets 2 by reference column 11, because the opening size at the both ends of location hole 20 is different, the head sizes of reference column 11 is made to be greater than the end size of reference column 11, back-off structure is formed between location hole 20 and reference column 11, be connected by location hole 20 and reference column 11, guarantee that housing 1 and alloy sheets 2 more firmly link together, avoid occurring that housing 1 departs from the phenomenon of separating with alloy sheets 2, effectively raise the reliability of the present embodiment alloy housing.In order to more effectively strengthen the bonding strength between housing 1 and alloy sheets 2, the surrounding of the alloy sheets 2 in the present embodiment can offer multiple location hole 20.Concrete, according to bonding strength needs, can arrange multiple location hole 20 in the surrounding of alloy sheets 2, alloy sheets 2 is when injection moulding forms housing 1, in each location hole 20, correspondence is formed reference column 11, thus guarantee that the surrounding of alloy sheets 2 and housing 1 are more firmly fixed together.
Further, in order to realize forming back-off structure between location hole 20 and reference column 11, the location hole 20 in the present embodiment can adopt various structures form.Such as: the cross section of the location hole 20 in the present embodiment can be trapezium structure.Concrete, by the cross section of location hole 20 is set to trapezium structure, corresponding, the cross section of reference column 11 also will be trapezium structure, the head sizes of reference column 11 will have greatly the end size of reference column 11 and housing 1 junction, realize reference column 11 to coordinate with location hole 20 and form back-off structure, guarantee that alloy sheets 2 and housing 1 are more firmly fixed together.Such as: the location hole 20 in the present embodiment can comprise the first through hole (not shown) and second through hole (not shown) of coaxial setting, and the size of the first through hole is less than the size of the second through hole.Concrete, first through hole is positioned on first surface 21, second through hole is positioned on second surface 22, location hole 20 is set to shoulder hole, corresponding, reference column 11 forms hierarchic structure, and the head sizes of reference column 11 will have greatly the end size of reference column 11 and housing 1 junction, realize reference column 11 to coordinate with location hole 20 and form back-off structure, guarantee that alloy sheets 2 and housing 1 are more firmly fixed together.
Further, alloy sheets 2 edge in the present embodiment is provided with the first link slot 25, and the inner side edge of housing 1 is formed with the first connecting plate 12 along injection moulding in the first link slot 25.Concrete, in housing 1 forming process, in the first link slot 25, injection moulding is formed the first connecting plate 12, coordinated with the first link slot 25 by the first connecting plate 12, will more firmly housing 1 be fixed in alloy sheets 2.Preferably, in order to avoid the first connecting plate 12 detaches from the first link slot 25, the notch size of the first link slot 25 in the present embodiment is less than the head sizes of the first connecting plate 12.Concrete, notch 241 size of the first link slot 25 in the present embodiment alloy housing is less than the head sizes of the first connecting plate 12, form back-off structure between first link slot 25 and the first connecting plate 12, effectively prevent the first connecting plate 12 from detaching from the first link slot 25.Such as, the first link slot 25 in the present embodiment and the first connecting plate 12 can be trapezium structure.Preferably, alloy sheets 2 edge in the present embodiment can be provided with the flanging 26 of protrusion, and housing 1 wraps flanging 26.Concrete, be embedded in housing 1 by flanging 26, alloy sheets 2 and housing 1 more effectively can be avoided to separate, ensure that the overall construction intensity of the present embodiment alloy housing.
The present embodiment alloy housing, by offering location hole in alloy sheets, and the size of two of location hole openings is set to small one and large one, in alloy sheets after injection mo(u)lding housing, to form reference column in location hole, reference column and location hole form back-off structure, effectively prevent alloy sheets and housing to be separated from, make alloy sheets and firm the linking together of housing, realize the reliability that improve alloy housing.
Based on technique scheme, optionally, in order to effectively reduce weight and the manufacturing cost of the present embodiment alloy housing, as shown in figures s-11, alloy sheets 2 in the present embodiment can offer at least one engraved structure 23, in engraved structure 23, mould filling has plastic cement filling member 3.
Specifically, alloy sheets 2 in the present embodiment alloy housing is provided with engraved structure 23, by arranging engraved structure 23, significantly can reduce the materials'use amount of alloy sheets 2, effectively reduce the overall weight of the present embodiment alloy housing on the one hand, greatly reduce the manufacturing cost of the present embodiment alloy housing on the other hand.In order to arrange engraved structure 23 in alloy sheets 2 after, guarantee that alloy sheets 2 has enough structural strengths and prevents alloy sheets 2 from deforming, going back mould filling in the engraved structure 23 of the alloy sheets 2 in the present embodiment has plastic cement filling member 3.Concrete, plastic cement filling member 3 fills up engraved structure 23, because plastic cement filling member 2 is smooth not yielding, can effectively pin down and prevent the distortion of alloy sheets 2, effectively raise the structural strength of alloy sheets 2, to guarantee that the present embodiment alloy housing has higher structural strength.
Further, in order to plastic cement filling member 3 injection moulding is connected in engraved structure 23 by more solid and reliable, alloy sheets 2 offers the second link slot 24 along the edge of engraved structure 23, and edge injection moulding in the second link slot 24 of plastic cement filling member 3 is formed with the second connecting plate 31.Concrete, when forming plastic cement filling member 3 to injection moulding in the engraved structure 23 in alloy sheets 2, edge due to engraved structure 23 is provided with the second link slot 24, in plastic cement filling member 3 forming process, injection moulding is formed the second connecting plate 31 in second link slot 24, coordinated with the second link slot 24 by the second connecting plate 31, will more firmly plastic cement filling member 3 be fixed in engraved structure 23.Preferably, in order to avoid the second connecting plate 31 detaches from the second link slot 24, the notch size of the second link slot 24 in the present embodiment is less than the head sizes of the second connecting plate 31.Concrete, in the present embodiment alloy housing, notch 241 size of the second link slot 24 is less than the head sizes of the second connecting plate 31, form back-off structure between second link slot 24 and the second connecting plate 31, effectively prevent the second connecting plate 31 from detaching from the second link slot 24.Such as, the second link slot 24 in the present embodiment and the second connecting plate 31 can be trapezium structure.Further, in order to avoid the present embodiment alloy housing causes plastic cement filling member 3 slide in engraved structure 23 and even come off because jolting, the upper and lower surface of the alloy sheets 2 in the present embodiment is interleaved is provided with multiple second link slot 24.Concrete, multiple second link slot 24 is offered by interlocking in the upper and lower surface of alloy sheets 2, plastic cement filling member 3 will form second connecting plate 31 that be crisscross arranged corresponding with the second link slot 24 equally in injection molding process, thus plastic cement filling member 3 can be avoided to slide in engraved structure 23 and even come off, plastic cement filling member 3 is more firmly fixed in engraved structure 23.
The present embodiment alloy housing, can effectively reduce the use amount of alloy sheets by arranging engraved structure in alloy sheets, thus reduces the total weight of casing, and reduces the manufacturing cost of portable mobile termianl.In addition; by mould filling plastic cement filling member in engraved structure; effectively can strengthen the structural strength of alloy sheets; while the use amount reducing alloy sheets; prevent alloy sheets from deforming by plastic cement filling member, guarantee that casing has higher structural strength to meet the requirement of strength of portable mobile termianl.
The present invention also provides a kind of portable mobile termianl, comprise alloy housing, alloy housing in the present embodiment can adopt the alloy housing in alloy housing embodiment of the present invention, and its concrete structure see the record of alloy housing embodiment of the present invention and accompanying drawing 1-11, can not repeat them here.
The present embodiment portable mobile termianl, by offering location hole in alloy sheets, and the size of two of location hole openings is set to small one and large one, in alloy sheets after injection mo(u)lding housing, to form reference column in location hole, reference column and location hole form back-off structure, effectively prevent alloy sheets and housing to be separated from, make alloy sheets and firm the linking together of housing, realize the reliability that improve alloy housing.
Last it is noted that above embodiment is only in order to illustrate technical scheme of the present invention, be not intended to limit; Although with reference to previous embodiment to invention has been detailed description, those of ordinary skill in the art is to be understood that: it still can be modified to the technical scheme described in foregoing embodiments, or carries out equivalent replacement to wherein portion of techniques feature; And these amendments or replacement, do not make the essence of appropriate technical solution depart from the spirit and scope of various embodiments of the present invention technical scheme.
Claims (10)
1. an alloy housing, comprises housing and alloy sheets, it is characterized in that, described alloy sheets offers location hole; The size of the first opening of described location hole is less than the size of the second opening of described location hole, and described first opening is positioned on the first surface of described alloy sheets, and described second opening is positioned on the second surface of described alloy sheets; On first surface in described alloy sheets, injection moulding is formed with described housing, and in described location hole, injection moulding is formed with reference column, and described reference column and described housing are an overall structure.
2. alloy housing according to claim 1, is characterized in that, the surrounding of described alloy sheets offers multiple described location hole.
3. alloy housing according to claim 1, is characterized in that, described alloy sheets edge is provided with the first link slot, and the inner side edge of described housing is formed with the first connecting plate along injection moulding in described first link slot.
4. alloy housing according to claim 3, is characterized in that, the notch size of described first link slot is less than the head sizes of described first connecting plate.
5. alloy housing according to claim 1, is characterized in that, described alloy sheets edge is provided with the flanging of protrusion, and described housing wraps described flanging.
6., according to the arbitrary described alloy housing of claim 1-5, it is characterized in that, described alloy sheets offers at least one engraved structure, in described engraved structure, mould filling has plastic cement filling member.
7. alloy housing according to claim 6, is characterized in that, described alloy sheets offers the second link slot along the edge of described engraved structure, and edge injection moulding in described second link slot of described plastic cement filling member is formed with the second connecting plate.
8. alloy housing according to claim 7, is characterized in that, the notch size of described second link slot is less than the head sizes of described second connecting plate.
9. alloy housing according to claim 7, is characterized in that, the upper and lower surface of described alloy sheets is interleaved is provided with multiple described second link slot.
10. a portable mobile termianl, is characterized in that, comprise as arbitrary in claim 1-9 as described in alloy housing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210068803.1A CN102612290B (en) | 2012-03-16 | 2012-03-16 | Alloy case and portable mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210068803.1A CN102612290B (en) | 2012-03-16 | 2012-03-16 | Alloy case and portable mobile terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102612290A CN102612290A (en) | 2012-07-25 |
| CN102612290B true CN102612290B (en) | 2015-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201210068803.1A Active CN102612290B (en) | 2012-03-16 | 2012-03-16 | Alloy case and portable mobile terminal |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104244642B (en) * | 2014-09-22 | 2017-09-29 | 广东欧珀移动通信有限公司 | The shell structure and its mobile terminal of mobile terminal |
| CN104853549A (en) * | 2015-04-22 | 2015-08-19 | 奥捷五金(江苏)有限公司 | Mobile electronic product metal middle frame and processing technique thereof |
| CN105472918B (en) * | 2016-01-05 | 2017-10-31 | 广东欧珀移动通信有限公司 | Housing unit and terminal device |
| CN106936957B (en) * | 2017-03-28 | 2020-07-28 | 努比亚技术有限公司 | Method for improving heat dissipation performance of metal middle frame and metal middle frame structure |
| CN107633769B (en) * | 2017-09-25 | 2020-12-11 | Oppo广东移动通信有限公司 | Terminal, display screen assembly and assembly for protecting display screen of terminal |
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| CN101134366A (en) * | 2006-08-29 | 2008-03-05 | 英华达(上海)电子有限公司 | Method for fixing rubber part on the plastic member |
| CN201118680Y (en) * | 2007-11-29 | 2008-09-17 | 比亚迪股份有限公司 | A mobile phone shell and mobile phone with this shell |
| CN101951738A (en) * | 2009-07-10 | 2011-01-19 | 深圳富泰宏精密工业有限公司 | Shell and manufacturing method thereof |
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2012
- 2012-03-16 CN CN201210068803.1A patent/CN102612290B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101134366A (en) * | 2006-08-29 | 2008-03-05 | 英华达(上海)电子有限公司 | Method for fixing rubber part on the plastic member |
| CN201118680Y (en) * | 2007-11-29 | 2008-09-17 | 比亚迪股份有限公司 | A mobile phone shell and mobile phone with this shell |
| CN101951738A (en) * | 2009-07-10 | 2011-01-19 | 深圳富泰宏精密工业有限公司 | Shell and manufacturing method thereof |
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| CN102612290A (en) | 2012-07-25 |
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Address after: 266071 Shandong city of Qingdao province Jiangxi City Road No. 11 Applicant after: Qingdao Hisense Mobile Communication Technology Co., Ltd. Address before: 266100 Zhuzhou Road, Laoshan District, Shandong, No. 151, No. Applicant before: Qingdao Hisense Mobile Communication Technology Co., Ltd. |
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