CN105517328A - Structural member and circuit board - Google Patents
Structural member and circuit board Download PDFInfo
- Publication number
- CN105517328A CN105517328A CN201511018597.3A CN201511018597A CN105517328A CN 105517328 A CN105517328 A CN 105517328A CN 201511018597 A CN201511018597 A CN 201511018597A CN 105517328 A CN105517328 A CN 105517328A
- Authority
- CN
- China
- Prior art keywords
- structural member
- crystal oscillator
- circuit board
- support portion
- reinforcing steel
- 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.)
- Pending
Links
Classifications
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/02—Details
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K1/00—Printed circuits
- H05K1/18—Printed circuits structurally associated with non-printed electric components
- H05K1/182—Printed circuits structurally associated with non-printed electric components associated with components mounted in the printed circuit board, e.g. insert mounted components [IMC]
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10007—Types of components
- H05K2201/10075—Non-printed oscillator
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05K—PRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
- H05K2201/00—Indexing scheme relating to printed circuits covered by H05K1/00
- H05K2201/10—Details of components or other objects attached to or integrated in a printed circuit board
- H05K2201/10227—Other objects, e.g. metallic pieces
- H05K2201/10371—Shields or metal cases
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Structure Of Receivers (AREA)
- Electric Clocks (AREA)
Abstract
The invention discloses a structural member for covering a crystal oscillator. The structural member comprises a top portion and a support portion protruding from the top portion. A receiving space is formed by the support portion and the top portion and is used for accommodating the crystal oscillator. A circuit board can be welded on the support portion. The structural member covers the crystal oscillator in order to protect the crystal oscillator and prevent the crystal oscillator from being damaged by surrounding pressure when the circuit board drops. Therefore, the crystal oscillator of the circuit board is well protected. The structural member may well protect the crystal oscillator. The invention further provides a circuit board.
Description
Technical field
The present invention relates to a kind of electronic device field, particularly relate to a kind of structural member and circuit board.
Background technology
Mobile phone, due to hardware performance requirements, generally can use crystal oscillator device, and wherein, crystal oscillator device is highly brittle weak, is subject to external impacts surface and easily loses efficacy afterwards, and device itself cannot go deep into reinforcement improvement again by current technique.
Usually tested by free-electron model in prior art or the reliability test such as steel ball fall-down test carries out reliability test to mobile phone, the crystal oscillator device in mobile phone is easily subject to the impact of impulsive force and lost efficacy.
Summary of the invention
The object of the present invention is to provide a kind of can the structural member of better protection crystal oscillator and circuit board.
In order to solve the problems of the technologies described above, the invention provides a kind of structural member, crystal oscillator is established for cover, comprise top and the support portion being based in described top, receiving space is formed on described support portion and described top, described receiving space is used for accommodating described crystal oscillator, and described support portion is used for being welded in circuit board.
Wherein, described structural member comprises multiple first reinforcing steel, and described multiple first reinforcing steel is arranged on described support portion.
Wherein, described structural member also comprises multiple second reinforcing steel, and described multiple second reinforcing steel is arranged at the junction of described top and described support portion.
Wherein, described support portion is rectangle frame; Or described support portion is cylindricality frame.
Wherein, the material of described structural member is the white steel in ocean.
The embodiment of the present invention additionally provides a kind of circuit board; comprise plate body, crystal oscillator and structural member; described crystal oscillator welding is on described plate body; the support portion of described structural member is welded on described plate body; and the receiving space of described structural member is equipped with described crystal oscillator, and be provided with portable protective gaps between the outer surface of described structural member and described crystal oscillator.
Wherein, the scope of described portable protective gaps is 0.1 ~ 0.5mm.
Wherein, described circuit board also comprises radome, and described radome is welded on described plate body, and described structural member established by cover.
Wherein, described radome comprises cover top, and described cover top, just to the top of described structural member, arranges punching press gap between described cover top and described top.
Wherein, the material of described radome is the white steel in ocean.
Circuit board provided by the invention gives crystal oscillator protection by being covered at by structural member on crystal oscillator; prevent circuit board from dropping extruding force that crystal oscillator is subject to from surrounding; and crystal oscillator is squeezed and lost efficacy; and then can to play the crystal oscillator of circuit board and preferably protect, thus provide a kind of can the structural member of better protection crystal oscillator and circuit board.
Accompanying drawing explanation
In order to be illustrated more clearly in technical scheme of the present invention, be briefly described to the accompanying drawing used required in execution mode below, apparently, accompanying drawing in the following describes is only 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 schematic diagram of a kind of circuit board that the embodiment of the present invention provides;
Fig. 2 is that the circuit board shown in Fig. 1 is by schematic diagram during punching press;
Fig. 3 is the schematic diagram that the structural member of the circuit board shown in Fig. 1 arranges the first reinforcing steel;
Fig. 4 is the schematic diagram that the structural member of the circuit board shown in Fig. 1 arranges the second reinforcing steel;
Fig. 5 is the schematic diagram of the another kind of structural member that other embodiment of the present invention provides.
Embodiment
Below in conjunction with the accompanying drawing in embodiment of the present invention, the technical scheme in embodiment of the present invention is clearly and completely described.
In the description of the embodiment of the present invention, it will be appreciated that, term " on ", the orientation of the instruction such as D score " top " or position relationship be based on orientation shown in the drawings or position relationship, only the present invention for convenience of description and simplified characterization, instead of imply or indicate the device of indication or element must have specific orientation, with specific azimuth configuration and operation, therefore can not be interpreted as limitation of the present invention.
Please refer to Fig. 1 to Fig. 2, for a kind of circuit board 100 provided by the invention, comprise plate body 1, crystal oscillator 2 and structural member 3, structural member 3 comprises top 31 and is based in the support portion 32 at top 31, receiving space 33 is formed on support portion 32 and top 31, receiving space 33 is for accommodating crystal oscillator 2, and support portion 32 is for being welded in plate body 1; Crystal oscillator 2 is welded on plate body 1, and the support portion 32 of structural member 3 is welded on plate body 1, and the receiving space 33 of structural member 3 is equipped with crystal oscillator 2, and is provided with portable protective gaps between the outer surface of structure and crystal oscillator 2.
Crystal oscillator 2 gives crystal oscillator 2 protect by structural member 3 is covered at; prevent circuit board 100 from dropping extruding force that crystal oscillator 2 is subject to from surrounding; and make crystal oscillator 2 be squeezed and lose efficacy; and then can to play the crystal oscillator 2 of circuit board 100 and preferably protect, thus provide a kind of can the structural member 3 of better protection crystal oscillator 2 and circuit board 100.
In the present embodiment, crystal oscillator 2 is welded on plate body 1, for circuit board 100 provides vibration.
In the present embodiment, structural member 3 essence is the housing with an opening.Structural member 3 comprises top 31 and support portion 32.Top 31 comprises inner surface and the outer surface of opposing setting, and support portion 32 is convexly equipped on the edge of inner surface, and namely support portion 32 is circular protrusion, forms the side face of structural member 3 and makes structural member 3 have the receiving space 33 of an accommodating crystal oscillator 2; The end face of support portion 32 is by SMT paster on plate body 1, and crystal oscillator 2 is placed in receiving space 33.Understandable, because crystal oscillator 2 is more fragile, in order to prevent structural member 3 from clashing into crystal oscillator 2, between the outer surface of structural member 3 and crystal oscillator 2, portable protective gaps is set.Namely between the surface that the top 31 of structural member 3 is relative with crystal oscillator 2, portable protective gaps is set, between the side that the support portion 32 of structural member 3 is relative with crystal oscillator 2, portable protective gaps is set.Certainly, in its embodiment, please refer to Fig. 5, top 231 is rectangle, and support portion 232 can also comprise four column-shaped projections, and the end of four column-shaped projections is arranged on four corners at top 231 respectively, forms receiving space 233 with top 231.
Preferably, the scope in gap is 0.1 ~ 0.5mm.Concrete, gap is 0.5mm.
Preferably, the material of structural member 3 is ocean steel in vain, utilizes the white steel preferably welding performance in ocean, improves the bonding strength of structural member 3 and circuit board 100.
Understandable, support portion 32 is rectangle frame, optimizes the structural strength of structural member 3 further.Certainly, in other embodiments, support portion 32 is cylindricality frame.
Understandable, circuit board 100 also comprises radome 4, and radome 4 is welded on plate body 1, and structural member 3 established by cover.
In the present embodiment, radome 4 is covered on structural member 3, to shield the electromagnetic signal around crystal oscillator 2, improve the reliability of crystal oscillator 2.When circuit board 100 accidental fall or when doing 1.8m free-electron model reliability test, Pressing Deformation is there is in radome 4 because being subject to stamping press F, owing to there being the existence of structural member 3, cushion the stamping press F of radome 4, and then crystal oscillator 2 can not be urged to, improve reliability and the useful life of circuit board 100.
Preferably, the material of radome 4 is ocean steel in vain, utilizes the white steel preferably welding performance in ocean, improves the bonding strength of radome 4 and circuit board 100.
In order to further improve, please refer to Fig. 3, structural member 3 comprises multiple first reinforcing steel 32a, and multiple first reinforcing steel 32a is arranged on support portion 32.
By will multiple first reinforcing steel 32a be arranged on support portion 32, strengthen the intensity of support portion 32, reduce support portion 32 under the effect of stamping press F, be out of shape the probability clashing into crystal oscillator 2, improve reliability and the useful life of crystal oscillator 2 and circuit board 100 further.
In the present embodiment, the first reinforcing steel 32a is wedge-like, and multiple first reinforcing steel 32a is located on the outer surface of support portion 32, arranges gap between adjacent two the first reinforcing steel 32a.When the top 31 of structural member 3 is subject to the stamping press F from radome 4, owing to there being the existence of multiple first reinforcing steel 32a, the more difficult flexural deformation under the impact of stamping press F in support portion 32 is so that clash into crystal oscillator 2, reduce support portion 32 under the effect of stamping press F, be out of shape the probability clashing into crystal oscillator 2, improve reliability and the useful life of crystal oscillator 2 and circuit board 100 further.Certainly, in other embodiments, the first reinforcing steel 32a can also be the structures such as fin.
In order to further improve, please refer to Fig. 4, structural member 3 also comprises multiple second reinforcing steel 31a, and multiple second reinforcing steel 31a is arranged at the junction of top 31 and support portion 32.
By being arranged on support portion 32 on multiple first reinforcing steel 32a, strengthening the intensity at top 31, reducing top 31 under the effect of stamping press F, being out of shape the probability clashing into crystal oscillator 2, improve reliability and the useful life of crystal oscillator 2 and circuit board 100 further.
In the present embodiment, the second reinforcing steel 31a is arc strip, and the second reinforcing steel 31a is arranged at the junction of top 31 and support portion 32, and is positioned at receiving space 33.When the top 31 of structural member 3 is subject to the stamping press F from radome 4, owing to there being the existence of multiple second reinforcing steel 31a, the more difficult flexural deformation under the impact of stamping press F in top 31 is so that clash into crystal oscillator 2, reduce support portion 32 under the effect of stamping press F, be out of shape the probability clashing into crystal oscillator 2, improve reliability and the useful life of crystal oscillator 2 and circuit board 100 further.Certainly, in other embodiments, the second reinforcing steel 31a can also be the structures such as fin.
In order to further improve, radome 4 comprises cover top 41, and cover top 41, just to the top 31 of structural member 3, arranges punching press gap between cover top 41 and top 31.
In the present embodiment, when cover top 41 is subject to stamping press F, owing to having punching press gap as buffering, the stamping press F impacting top 31 can diminish, reduce top 31 under the effect of stamping press F, be out of shape the probability clashing into crystal oscillator 2, improve reliability and the useful life of crystal oscillator 2 and circuit board 100 further.When the top 31 of structural member 3 is subject to the stamping press F from radome 4, owing to there being the existence in punching press gap, the more difficult flexural deformation under the impact of stamping press F in top 31 is so that clash into crystal oscillator 2, reduce support portion 32 under the effect of stamping press F, be out of shape the probability clashing into crystal oscillator 2, improve reliability and the useful life of crystal oscillator 2 and circuit board 100 further.Certainly, in other embodiments, cover top 41 and can also fit in top 31.
When circuit board 100 accidental fall or when doing 1.8m free-electron model reliability test, Pressing Deformation is there is in radome 4 because being subject to stamping press F, owing to there being the existence of structural member 3, cushion the stamping press F of radome 4, and then crystal oscillator 2 can not be urged to, improve reliability and the useful life of circuit board 100.
Circuit board provided by the invention 100 crystal oscillator 2 gives crystal oscillator 2 is protected by being covered at by structural member 3; prevent circuit board 100 from dropping extruding force that crystal oscillator 2 is subject to from surrounding; and make crystal oscillator 2 be squeezed and lose efficacy; and then can to play the crystal oscillator 2 of circuit board 100 and preferably protect, thus provide a kind of can the structural member 3 of better protection crystal oscillator 2 and circuit board 100.
Circuit board 100 provided by the invention also by being arranged on support portion 32 on multiple first reinforcing steel 32a, strengthen the intensity of support portion 32, reduce support portion 32 under the effect of stamping press F, be out of shape the probability clashing into crystal oscillator 2, improve reliability and the useful life of crystal oscillator 2 and circuit board 100 further.
Circuit board 100 provided by the invention also by being arranged on support portion 32 on multiple first reinforcing steel 32a, strengthen the intensity at top 31, reduce top 31 under the effect of stamping press F, be out of shape the probability clashing into crystal oscillator 2, improve reliability and the useful life of crystal oscillator 2 and circuit board 100 further.
Circuit board 100 provided by the invention, also by arranging punching press gap as buffering between cover top 41 and top 31, reduce further top 31 under the effect of stamping press F, being out of shape the probability clashing into crystal oscillator 2.
Be more than the preferred embodiment of the present invention, it should be pointed out that for those skilled in the art, under the premise without departing from the principles of the invention, can also make some improvements and modifications, these improvements and modifications are also considered as protection scope of the present invention.
Claims (10)
1. a structural member, establishes crystal oscillator for cover, it is characterized in that, comprise top and the support portion being based in described top, receiving space is formed on described support portion and described top, and described receiving space is used for accommodating described crystal oscillator, and described support portion is used for being welded in circuit board.
2. structural member according to claim 1, is characterized in that, described structural member comprises multiple first reinforcing steel, and described multiple first reinforcing steel is arranged on described support portion.
3. structural member according to claim 2, is characterized in that, described structural member also comprises multiple second reinforcing steel, and described multiple second reinforcing steel is arranged at the junction of described top and described support portion.
4. structural member according to claim 3, is characterized in that, described support portion is rectangle frame; Or described support portion is cylindricality frame.
5. the structural member according to Claims 1 to 4 any one, is characterized in that, the material of described structural member is the white steel in ocean.
6. a circuit board; it is characterized in that; comprise plate body, crystal oscillator and structural member as claimed in any one of claims 1 to 5, wherein; described crystal oscillator welding is on described plate body; the support portion of described structural member is welded on described plate body; and the receiving space of described structural member is equipped with described crystal oscillator, and be provided with portable protective gaps between the outer surface of described structural member and described crystal oscillator.
7. circuit board according to claim 6, is characterized in that, the scope of described portable protective gaps is 0.1 ~ 0.5mm.
8. circuit board according to claim 7, is characterized in that, described circuit board also comprises radome, and described radome is welded on described plate body, and described structural member established by cover.
9. circuit board according to claim 8, is characterized in that, described radome comprises cover top, and described cover top, just to the top of described structural member, arranges punching press gap between described cover top and described top.
10. the circuit board according to claim 6 ~ 9 any one, is characterized in that, the material of described radome is the white steel in ocean.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511018597.3A CN105517328A (en) | 2015-12-28 | 2015-12-28 | Structural member and circuit board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201511018597.3A CN105517328A (en) | 2015-12-28 | 2015-12-28 | Structural member and circuit board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN105517328A true CN105517328A (en) | 2016-04-20 |
Family
ID=55724851
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201511018597.3A Pending CN105517328A (en) | 2015-12-28 | 2015-12-28 | Structural member and circuit board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN105517328A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107787113A (en) * | 2017-10-17 | 2018-03-09 | 广东欧珀移动通信有限公司 | Circuit board assemblies and mobile terminal |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202121925U (en) * | 2011-06-27 | 2012-01-18 | 北京百纳威尔科技有限公司 | Shielding case and electronic apparatus with same |
| CN202169852U (en) * | 2011-07-29 | 2012-03-21 | 万向钱潮股份有限公司 | Multi-link linear guide independent suspension with 3-RRR (reuse, recycle and recovery) telescopic compensation mechanism |
| CN202616079U (en) * | 2012-06-20 | 2012-12-19 | 广东欧珀移动通信有限公司 | Touch switch protection structure |
-
2015
- 2015-12-28 CN CN201511018597.3A patent/CN105517328A/en active Pending
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202121925U (en) * | 2011-06-27 | 2012-01-18 | 北京百纳威尔科技有限公司 | Shielding case and electronic apparatus with same |
| CN202169852U (en) * | 2011-07-29 | 2012-03-21 | 万向钱潮股份有限公司 | Multi-link linear guide independent suspension with 3-RRR (reuse, recycle and recovery) telescopic compensation mechanism |
| CN202616079U (en) * | 2012-06-20 | 2012-12-19 | 广东欧珀移动通信有限公司 | Touch switch protection structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107787113A (en) * | 2017-10-17 | 2018-03-09 | 广东欧珀移动通信有限公司 | Circuit board assemblies and mobile terminal |
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| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
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| RJ01 | Rejection of invention patent application after publication | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20160420 |