CN105228408A - A kind of mobile device and middle frame structure thereof - Google Patents
A kind of mobile device and middle frame structure thereof Download PDFInfo
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- CN105228408A CN105228408A CN201510542503.6A CN201510542503A CN105228408A CN 105228408 A CN105228408 A CN 105228408A CN 201510542503 A CN201510542503 A CN 201510542503A CN 105228408 A CN105228408 A CN 105228408A
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Abstract
The invention provides a kind of middle frame structure of mobile device, on auxiliary described mobile device, some devices is fixing, it comprises center body, also comprises: at least one is arranged at the convex closure on described center body first side, for strengthening the intensity of described center body; And the pressuring line groove be arranged on described convex closure edge, be arranged in the minimizing of the part manufacturing process beyond described pressuring line groove stretching for making described center body.Present invention also offers a kind of mobile device, comprise the front frame, middle frame structure and the back of the body frame that connect successively, and be arranged at the some devices between described front frame and described back of the body frame, described middle frame structure is used for the fixing of auxiliary described device.The present invention can reduce production cost significantly, alleviates the weight of mobile device, reduces the volume of fuselage, can also strengthen the mechanical strength of middle frame structure simultaneously and improve the torsional resistance of middle frame structure.
Description
Technical field
The invention belongs to field of mobile equipment, specifically, relate to a kind of mobile device and middle frame structure thereof.
Background technology
Along with the development of the communication products (such as: panel computer) such as large scale mobile device, require more and more thinner to mobile device fuselage, cost requirement is more and more lower, but needs to keep fuselage intensity still reliably solid, and this has higher requirement to the structural design of mobile device.
In prior art, the structural design scheme of usual employing is: the bracing or strutting arrangement of mobile device is made up of front frame, middle frame structure and back of the body frame, those skilled in the art can according to the needs of the configuration of mobile device, internal circuit configuration or manufacture craft, middle frame structure designs various pattern or slotted eye, both carry the linkage function of front frame, back of the body frame, and also mobile device and internal structure thereof had been stablized and play decisive role.Usually, the middle frame structure of mobile device adopts magnesium alloy or high strength aluminium to cast, and the thickness of this aluminium flake is usually more than 0.8mm thickness, the drawback of this design is that the thickness of mobile device is partially thick, weight lays particular stress on, high expensive, is also unfavorable for the lightening of mobile device fuselage.And 5052 aluminium flakes of another kind of 0.5mm are thinner, but plasticity own is poor, and intensity is low, easily occurs the problem that aluminium flake is out of shape, and also limit its application in a mobile device in mount structure.
People urgently wish to find a kind of frivolous and can ensure the middle frame structure of support strength.
Summary of the invention
In order to solve above-mentioned problems of the prior art, the invention provides a kind of middle frame structure of mobile device, can implementation structure frivolous, the effect of support strength can be ensured again.
The object of the present invention is to provide a kind of middle frame structure of mobile device, on auxiliary described mobile device, some devices is fixing, it comprises center body, also comprises: at least one is arranged at the convex closure on described center body first side, for strengthening the intensity of described center body; And the pressuring line groove be arranged on described convex closure edge, be arranged in the minimizing of the part manufacturing process beyond described pressuring line groove stretching for making described center body.
Further, described convex closure is corresponding with the installation white space of described device.
Further, described convex closure has in rectangular-shaped protuberance and is arranged at the circular fabrication hole at described protuberance four drift angle places, and the center of circle of described circular fabrication hole overlaps with described drift angle intersection point.
Further, described convex closure has at least one lightening hole.
Further, the thickness of described protuberance is less than or equal to 1.4mm.
Further, described convex closure in the form of a ring and corresponding with arbitrary described device, for the spacing of described respective devices and the intensity strengthening described center body.
Further, the center body place that described convex closure is corresponding is provided with at least one lightening hole.
Further, the thickness of described convex closure is less than or equal to 0.5mm.
The present invention also aims to provide a kind of mobile device, comprise the front frame, middle frame structure and the back of the body frame that connect successively, and the some devices be arranged between described front frame and described back of the body frame, described middle frame structure is used for the fixing of auxiliary described device, it is characterized in that, described middle frame structure comprises center body, and at least one is arranged at the convex closure on described center body first side, for strengthening the intensity of described center body; Being arranged at the pressuring line groove on described convex closure edge, being arranged in the minimizing of the part manufacturing process beyond described pressuring line groove stretching for making described center body.
Beneficial effect of the present invention: the invention provides a kind of mobile device and middle frame structure thereof, this middle frame structure adopts thinner aluminium flake to cast, and because thinner aluminium flake is cheap, is put into production in a large number by aluminium flake low for price, can reduce production cost significantly; For mobile device, the weight of equipment can be alleviated again, reduce the volume of fuselage, be easy to carry; The present invention simultaneously can also strengthen the mechanical strength of middle frame structure, improves the torsional resistance of middle frame structure.
Accompanying drawing explanation
The following description carried out in conjunction with the drawings, the above-mentioned and other side of embodiments of the invention, feature and advantage will become clearly, in accompanying drawing:
Fig. 1 is middle frame structure schematic diagram according to an embodiment of the invention;
Fig. 2 is according to an embodiment of the invention for regulating the film pressing device structural representation of middle frame structure.
Embodiment
Below, embodiments of the invention are described in detail with reference to the accompanying drawings.But, the present invention can be implemented in many different forms, and the present invention should not be interpreted as being limited to the specific embodiment of setting forth here.On the contrary, provide these embodiments to be to explain principle of the present invention and practical application thereof, thus others skilled in the art can understand various embodiment of the present invention and be suitable for the various amendments of certain expected application.Identical label can be used to represent identical element in whole specification with accompanying drawing.
Fig. 1 is middle frame structure schematic diagram according to an embodiment of the invention.
With reference to middle frame structure 100 schematic diagram of a kind of mobile device shown in Fig. 1, Fig. 1.The middle frame structure that the present embodiment provides, 5052 aluminium flakes that its material have employed 0.5mm are cast.But the present invention also misaligns material that mount structure 100 adopts as restriction, and the material that middle frame structure 100 adopts can be the aluminium flake of other thickness, also can be other metal material.In addition, middle frame structure 100 can be also various geometry according to the internal structure design of mobile device.
Wherein, middle frame structure 100 comprises center body 10, and its one side upward of center body 10 is the first side, and described first side can be such as corresponding with the back of the body frame (not shown) of mobile device.In order to solve the problem of the 5052 aluminium flake support strength deficiencies of 0.5mm, in the present embodiment, play the effect of reinforcement by additional convex closure 1 on the first side.
As shown in Figure 1, described middle frame structure 100 also comprises: convex closure 1, circular fabrication hole 5, pressuring line groove 2, lightening hole 4, link 6, circular screw hole 7.
Wherein, at least one convex closure 1 is arranged on described first side, for strengthening the intensity of described center body 10; And described pressuring line groove 2 is arranged on described convex closure 1 edge, be arranged in the minimizing of the part manufacturing process beyond described pressuring line groove 2 stretching for making described center body 10.
In the present embodiment, in order to more clearly describe the architectural feature of each parts, according to the architectural feature of convex closure 1, convex closure 1 is divided into three types, respectively called after: the first convex closure 11, second convex closure 12, the 3rd convex closure 13.
First convex closure 11 is in rectangular-shaped, and in the present embodiment, preferred volume is 982.8mm
2, its material can be identical with center body 10 material, forms a part of aluminium flake of the projection be added on center body 10.First convex closure 11 can be arranged on the first side, corresponding with the installation white space of described device.The present embodiment defines described installation white space: the interval region between device and device, can be used for avoiding mutually interfering between device.Therefore, such a first convex closure 11 can arrange multiple at different installation white spaces, and number is gained in strength more obvious more.It should be noted that, the present invention is not construed as limiting the shape of the first convex closure 11 and volume, and the first convex closure 11 can be designed to arbitrary shape and arbitrary volume size according to installation white space.
The thickness of the first convex closure 11 is also adjustable, and preferably scope is for being less than 0.4mm.In the present embodiment, the preferred thickness of the first convex closure 11 is 0.4mm.
Particularly, when hardware dies is at stretching the first convex closure 11, can there is plastic deformation in the first convex closure 11, in order to reduce amount of tension and the deflection of plastic deformation process influence center body 10 material at four angles, optimizes further the structure of the first convex closure 11.Fig. 2 is a kind of according to an embodiment of the invention middle frame structure 100 partial structurtes schematic diagram of mobile device.
Described first convex closure 11 has in rectangular-shaped protuberance 110, and four of protuberance drift angles are arranged to fillet structure, and the fillet diameter of the present embodiment is preferably 7mm, and namely described pressuring line groove 2 is positioned at described protuberance 110 edge; Described protuberance 110 4 drift angle places are provided with circular fabrication hole 5 one to one, and the center of circle of described circular fabrication hole 5 overlaps with described drift angle intersection point.Wherein, the diameter of fabrication hole 5 is preferably 8mm, it should be noted that, the volume of circular fabrication hole 5 and the first convex closure 11 has nothing to do, and relevant with the diameter of 4 fillets of the first convex closure 11, both preferably close and are: the diameter 1mm more than the diameter of fillet of circular fabrication hole 5.
Further, pressuring line groove 2 is distributed in the surrounding of protuberance 110, and width is 0.6mm, and the degree of depth is 0.1mm.The effect that pressuring line groove 2 plays is: when the first convex closure 11 stretches with center body 10, aluminium around first convex closure 11 can compress by described pressuring line groove 2, the center body 10 reduced in drawing process beyond pressuring line groove 2 is out of shape, and stretcher strain is controlled on the first convex closure 11 own material as far as possible.But the present invention is not restricted the width of pressuring line groove 2 and the degree of depth, the width of pressuring line groove 2 and the degree of depth also can be the value that other is applicable to.
First convex closure 11 also has spaced lightening hole 4, for alleviating the weight of middle frame structure 100.This lightening hole 4 is elongate in shape, but the present invention is not restricted the shape of lightening hole 4 and quantity, and the shape of this rectangular opening can be other, and quantity can be arbitrary value.
Further, described first side is also provided with the second convex closure 12.With the first convex closure 11 similarly, second convex closure 12 is positioned at another and installs white space, and for empty avoiding in device (such as LCD), and the second convex closure 12 also presents rectangular-shaped, there is pressuring line groove 2 and the fabrication hole 5 of same structure and effect, do not repeat them here.Preferably, the thickness of the second convex closure is 1.4mm, the thickness of stability second convex closure 12 of additional device mounting structure further can be less than or equal to 1.4mm.
Particularly, when hardware dies is at stretching the second convex closure 12, can plastic deformation be there is in the second convex closure 12, in order to reduce the plastic deformation process at four angles to the amount of tension of periphery material and deflection, four drift angle places of the second convex closure 12 are provided with circular fabrication hole 5 one to one, and the center of circle of each circular fabrication hole 5 overlaps with corresponding drift angle position of intersecting point.
3rd convex closure 13 is the circulus of not code, and be a part of aluminium flake of center body 10 projection, preferred thickness is 0.4mm.The thickness of the 3rd convex closure 13 can be less than or equal to 0.4mm.With the first convex closure 11 similarly, the 3rd convex closure 13 is also installed in installation white space, both may be used for empty avoiding in device, can be in addition spacing and firm to the installation site of device.The pressuring line groove 2 that 3rd convex closure 13 also has same structure and effect does not repeat them here.
3rd convex closure 13 can be divided into two parts again according to position relationship, Part I 131 is arranged in the middle part of center body 10, corresponding with the device (such as battery, not shown) of mobile device, for the intensity to the spacing of battery and the described center body 10 of reinforcement; Part II 132 extends from Part I 131, extend to the peripheral region of the second convex closure 12, reaches and is positioned at center body 10 edge square link 6 outwardly.Around the second convex closure 12, necessary empty avoiding is done to other device on center body 10 simultaneously.
Further, the center knot body position of Part I 131 correspondence of the 3rd convex closure is provided with spaced lightening hole 4, for alleviating the weight of middle frame structure 100.This lightening hole 4 is elongate in shape, but the present invention is not restricted the shape of lightening hole 4 and quantity, and the shape of this lightening hole 4 can be other, and quantity can be arbitrary value.
In the present embodiment, can more clearly find out, the edge of center body 10 is provided with some outwardly square links 6, and each link 6 centre position corresponds to a rare circular screw hole 7.Mobile device comprises front frame, middle frame structure 100 and after-frame.Wherein, middle frame structure 100 is fixedly connected with in the mode of screw by screw hole 7 with fore shell.The connected mode that the present invention misaligns mount structure 100 and fore shell is construed as limiting, and such as, middle frame structure 100 and fore shell are also fixedly connected with by chimeric mode.
Introduce the control method of the evenness of the middle frame structure of this mobile device of the present embodiment below.
Middle frame structure 100 can be caused after middle frame structure 100 completes the operations such as tensile foldable to have distortion to a certain degree, generally go by a kind of film pressing device the evenness adjusting aluminium flake.
With reference to Fig. 2, wherein, Fig. 2 is according to an embodiment of the invention for regulating the film pressing device structural representation of middle frame structure.This film pressing device comprises the patrix 8 and counterdie 9 that are oppositely arranged, and patrix 8 is provided with spaced first and regulates stud 10; Counterdie 9 is also provided with spaced second and regulates stud 10; Wherein, first stud 10 and second is regulated to regulate stud 10 one_to_one corresponding.Patrix 8 adjusts degree of deformation with counterdie 9 by the height adjusting stud 10, and concrete steps are as follows:
If in manufacturing process, measure and find that just upwards heightened by counterdie 9 stud 10, the stud 10 of patrix 8 adjusts upward to be avoided to lower convexity in the middle of aluminium flake bulk deformation, allow aluminium flake local have the space be upwards out of shape, 0.5mm5052AL flatness can be controlled in below the degree of deformation of 0.6mm.
If in manufacturing process, measure and find to raise up in the middle of aluminium flake bulk deformation, just heightened downwards by patrix 8 stud 10, stud 10 adjustment downwards of counterdie 9 is avoided, allow aluminium flake local have the space of distortion downwards, 0.5mm5052AL flatness can be controlled in below the degree of deformation of 0.6mm.
In sum, the middle frame structure of a kind of mobile device in embodiments of the invention, this middle frame structure adopts thinner aluminium flake to cast, and because thinner aluminium flake is cheap, is put into production in a large number by aluminium flake low for price, can reduce production cost significantly; For mobile device, the weight of equipment can be alleviated again, reduce the volume of fuselage, be easy to carry; The present invention simultaneously can also strengthen the mechanical strength of middle frame structure, improves the torsional resistance of middle frame structure.
Although illustrate and describe the present invention with reference to specific embodiment, but it should be appreciated by those skilled in the art that: when not departing from the spirit and scope of the present invention by claim and equivalents thereof, the various changes in form and details can be carried out at this.
Claims (9)
1. a middle frame structure for mobile device, on auxiliary described mobile device, some devices is fixing, and it comprises center body, it is characterized in that, also comprises:
At least one is arranged at the convex closure on described center body first side, for strengthening the intensity of described center body; And
Being arranged at the pressuring line groove on described convex closure edge, being arranged in the minimizing of the part manufacturing process beyond described pressuring line groove stretching for making described center body.
2. middle frame structure according to claim 1, is characterized in that, described convex closure is corresponding with the installation white space of described device.
3. middle frame structure according to claim 2, is characterized in that, described convex closure has in rectangular-shaped protuberance and is arranged at the circular fabrication hole at described protuberance four drift angle places, and the center of circle of described circular fabrication hole overlaps with described drift angle intersection point.
4. middle frame structure according to claim 3, is characterized in that, described convex closure has at least one lightening hole.
5. middle frame structure according to claim 3, is characterized in that, the thickness of described protuberance is less than or equal to 1.4mm.
6. middle frame structure according to claim 1, is characterized in that, described convex closure in the form of a ring and corresponding with arbitrary described device, for the spacing of described respective devices and the intensity strengthening described center body.
7. middle frame structure according to claim 6, is characterized in that, the center body place that described convex closure is corresponding is provided with at least one lightening hole.
8. middle frame structure according to claim 7, is characterized in that, the thickness of described convex closure is less than or equal to 0.5mm.
9. a mobile device, comprises the front frame, middle frame structure and the back of the body frame that connect successively, and is arranged at the some devices between described front frame and described back of the body frame, described middle frame structure is used for the fixing of auxiliary described device, it is characterized in that, described middle frame structure comprises center body, and
At least one is arranged at the convex closure on described center body first side, for strengthening the intensity of described center body;
Being arranged at the pressuring line groove on described convex closure edge, being arranged in the minimizing of the part manufacturing process beyond described pressuring line groove stretching for making described center body.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510542503.6A CN105228408B (en) | 2015-08-27 | 2015-08-27 | A kind of mobile device and its middle frame structure |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510542503.6A CN105228408B (en) | 2015-08-27 | 2015-08-27 | A kind of mobile device and its middle frame structure |
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| CN105228408A true CN105228408A (en) | 2016-01-06 |
| CN105228408B CN105228408B (en) | 2018-07-13 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105652501A (en) * | 2016-03-28 | 2016-06-08 | 青岛海信电器股份有限公司 | Display device |
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| US20070026717A1 (en) * | 2004-06-23 | 2007-02-01 | Shinsaku Toda | Ic socket |
| CN202697097U (en) * | 2012-06-05 | 2013-01-23 | 昆山维金五金制品有限公司 | Back panel with multiple positioning points |
| CN103527915A (en) * | 2013-09-05 | 2014-01-22 | 常熟市勤丰铸件厂 | Square flat plate casting |
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2015
- 2015-08-27 CN CN201510542503.6A patent/CN105228408B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070026717A1 (en) * | 2004-06-23 | 2007-02-01 | Shinsaku Toda | Ic socket |
| CN202697097U (en) * | 2012-06-05 | 2013-01-23 | 昆山维金五金制品有限公司 | Back panel with multiple positioning points |
| CN103527915A (en) * | 2013-09-05 | 2014-01-22 | 常熟市勤丰铸件厂 | Square flat plate casting |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105652501A (en) * | 2016-03-28 | 2016-06-08 | 青岛海信电器股份有限公司 | Display device |
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| CN105228408B (en) | 2018-07-13 |
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