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CN107801365A - Shielding part, mainboard, shielding external member - Google Patents

Shielding part, mainboard, shielding external member Download PDF

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Publication number
CN107801365A
CN107801365A CN201610800725.8A CN201610800725A CN107801365A CN 107801365 A CN107801365 A CN 107801365A CN 201610800725 A CN201610800725 A CN 201610800725A CN 107801365 A CN107801365 A CN 107801365A
Authority
CN
China
Prior art keywords
radome
cantilever arm
shielded rack
mainboard
shielding part
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
Application number
CN201610800725.8A
Other languages
Chinese (zh)
Inventor
杨小涛
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ZTE Corp
Original Assignee
ZTE Corp
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by ZTE Corp filed Critical ZTE Corp
Priority to CN201610800725.8A priority Critical patent/CN107801365A/en
Priority to PCT/CN2016/108575 priority patent/WO2018040346A1/en
Publication of CN107801365A publication Critical patent/CN107801365A/en
Pending legal-status Critical Current

Links

Classifications

    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K9/00Screening of apparatus or components against electric or magnetic fields
    • H05K9/0007Casings
    • H05K9/002Casings with localised screening
    • H05K9/0022Casings with localised screening of components mounted on printed circuit boards [PCB]
    • H05K9/0024Shield cases mounted on a PCB, e.g. cans or caps or conformal shields
    • H05K9/0032Shield cases mounted on a PCB, e.g. cans or caps or conformal shields having multiple parts, e.g. frames mating with lids
    • HELECTRICITY
    • H05ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05KPRINTED CIRCUITS; CASINGS OR CONSTRUCTIONAL DETAILS OF ELECTRIC APPARATUS; MANUFACTURE OF ASSEMBLAGES OF ELECTRICAL COMPONENTS
    • H05K9/00Screening of apparatus or components against electric or magnetic fields

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  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)

Abstract

The invention provides a kind of shielding part, mainboard, shielding external member, wherein, the shielding part includes:Shielded rack, it is connected by the pad for being arranged on mainboard surface with the mainboard, the top surface of the shielded rack is provided with cantilever arm;Radome, the bending edges inner side of the radome are provided with corresponding with the cantilever arm groove or jack, and the groove or jack are used to be interlocked with the cantilever arm on the shielded rack.By the present invention, solves the too high technical problem of shielding part in correlation technique.

Description

Shielding part, mainboard, shielding external member
Technical field
The present invention relates to circuit technology field, in particular to a kind of shielding part, mainboard, shielding external member.
Background technology
With mobile phone more and more thinner, more and more higher is required to mobile phone internal space design, in current Mobile phone screen shield, Due to being influenceed by the assembling of conventional fit form, shielding part is highly difficult to reduce, and design space is had a certain impact, it would be desirable to be able to Ensure that performance reduces the form of design height and met.
Mobile phone screen shield form mainly has two kinds of structure types at present:Single-piece and combined type.Separate room formula is i.e. only with one Radome is welded on mainboard;Conventional combined type shielding part, it is radome to be buckled in the shielded rack being welded on cell phone mainboard Realize, the hole corresponding with shielded rack bending edges of the convex closure on radome bending edges coordinates, and Fig. 1 is welded on the mainboard of correlation technique Disk distribution schematic diagram, Fig. 2 are sectional views after the frame cover of correlation technique assembles, and Fig. 3 is local at C after the frame cover of correlation technique assembles Enlarged drawing, as shown in Figure 1, Figure 2, Figure 3 shows.
Single-piece shielding part can highly do thin due to only making a welding radome, but be not easy to detachable maintaining Device, also it is unfavorable for device scolding tin condition detection during SMT productions, is generally distributed less in device and signal is mutually no dry between device Used in the case of disturbing.The problem of conventional combined type shielding part can evade single-piece shielding part, but this structure type due to Limited by mating holes on shielded rack bending edges, make to be limited in shielding part height space.
For above mentioned problem present in correlation technique, at present it is not yet found that the solution of effect.
The content of the invention
The embodiments of the invention provide a kind of shielding part, mainboard, shielding external member, at least to solve the shielding in correlation technique The too high technical problem of part.
According to one embodiment of present invention, there is provided a kind of shielding part, including:Shielded rack, by being arranged on mainboard table The pad in face is connected with the mainboard, and the top surface of the shielded rack is provided with cantilever arm;Radome, the bending edges of the radome Inner side is provided with corresponding with the cantilever arm groove or jack, the groove or jack be used for on the shielded rack described in Cantilever arm is interlocked.
Alternatively, it is arranged in the cantilever arm in the breach of top surface of the shielded rack, and the cantilever arm does not extend out In the case of the scope of the breach, the groove is provided with the radome, and the groove is by bending edges bottom edge Inner side sets convex closure to be formed.
Alternatively, it is arranged in the cantilever arm in the breach of top surface of the shielded rack, and the cantilever arm stretches out institute In the case of the scope for stating breach, the jack is provided with the radome.
Alternatively, the cantilever arm is four, and the groove or jack are corresponding four.
Alternatively, under the confined state of shielding part, the radome is concordant with the bending edges of the shielded rack.
Alternatively, the radome is provided with dismounting mouth.
According to another embodiment of the invention, there is provided a kind of mainboard, the pad subsection setup on mainboard surface are adjacent each The position being spaced between section pad is corresponding with the position for the connecting portion that radome and shielded rack are flexibly connected.
According to still another embodiment of the invention, there is provided one kind shielding external member, including:Shielding part, mainboard, the shielding Part also includes:Shielded rack, it is connected by the pad for being arranged on mainboard surface with the mainboard, the top surface of the shielded rack is provided with Cantilever arm;Radome, the bending edges inner side of the radome is provided with corresponding with the cantilever arm groove or jack, described recessed Groove or jack are used to be interlocked with the cantilever arm on the shielded rack;The pad subsection setup on the mainboard surface is adjacent The position being spaced between each section of pad is corresponding with the position of radome and the portion that is fastened and connected of shielded rack.
Alternatively, it is arranged in the cantilever arm in the breach of top surface of the shielded rack, and the cantilever arm does not extend out In the case of the scope of the breach, the groove is provided with the radome, and the groove is by bending edges bottom edge Inner side sets convex closure to be formed.
Alternatively, it is arranged in the cantilever arm in the breach of top surface of the shielded rack, and the cantilever arm stretches out institute In the case of the scope for stating breach, the jack is provided with the radome.
By the present invention, shielding part is divided into shielded rack and radome, and radome is detachably installed, and facilitates internal components to repair Change, solve the too high technical problem of shielding part in correlation technique.It is limited in shielding part height space, by reducing shielding part Highly reduce mobile phone complete machine thickness, be equally applicable to other similar electrical type consumer products for needing to reduce shielding part height In.
Brief description of the drawings
Accompanying drawing described herein is used for providing a further understanding of the present invention, forms the part of the application, this hair Bright schematic description and description is used to explain the present invention, does not form inappropriate limitation of the present invention.In the accompanying drawings:
Fig. 1 is pad distribution schematic diagram on the mainboard of correlation technique;
Fig. 2 is sectional view after the frame cover of correlation technique assembles;
Fig. 3 be correlation technique the assembling of frame cover after partial enlarged drawing at C;
Fig. 4 is pad distribution schematic diagram on the mainboard of the embodiment of the present invention;
Fig. 5 is the shielded rack plan of the embodiment of the present invention;
Fig. 6 is the shield plane figure of the embodiment of the present invention;
Fig. 7 is the frame cover assembling lateral side view of the embodiment of the present invention;
Fig. 8 is sectional view after the assembling of frame of embodiment of the present invention cover;
Fig. 9 is partial enlarged drawing at B of the embodiment of the present invention;
Figure 10 is pad distribution schematic diagram on the present embodiment mainboard;
Figure 11 is the present embodiment shielded rack plan;
Figure 12 is the present embodiment shield plane figure;
Figure 13 is the present embodiment shield plane figure.
Embodiment
Describe the present invention in detail below with reference to accompanying drawing and in conjunction with the embodiments.It should be noted that do not conflicting In the case of, the feature in embodiment and embodiment in the application can be mutually combined.
It should be noted that term " first " in description and claims of this specification and above-mentioned accompanying drawing, " Two " etc. be for distinguishing similar object, without for describing specific order or precedence.
Embodiment 1
A kind of shielding part is provided in the present embodiment, including:Shielded rack, by the pad and the institute that are arranged on mainboard surface Mainboard connection is stated, the top surface of the shielded rack is provided with cantilever arm;Radome, be provided with the inside of the bending edges of the radome with Groove or jack corresponding to the cantilever arm, the groove or jack are used to interlock with the cantilever arm on the shielded rack Close.
By the present embodiment, shielding part is divided into shielded rack and radome, and radome is detachably installed, and facilitates internal components to tie up Replacing is repaiied, solves the too high technical problem of shielding part in correlation technique.It is limited in shielding part height space, is shielded by reducing Shield highly reduces mobile phone complete machine thickness, is equally applicable to other similar electrical type consumption productions for needing to reduce shielding part height In product.
Optionally, it is arranged in the cantilever arm in the breach of top surface of the shielded rack, and the cantilever arm does not extend out In the case of the scope of the breach, the groove is provided with the radome, and the groove is by bending edges bottom edge Inner side sets convex closure to be formed.
Optionally, it is arranged in the cantilever arm in the breach of top surface of the shielded rack, and the cantilever arm stretches out institute In the case of the scope for stating breach, the jack is provided with the radome.
Optionally, the cantilever arm is four, and the groove or jack are corresponding four.
Pass through the shielding part structure of the present embodiment, under the confined state of shielding part, the radome and the shielded rack Bending edges it is concordant.
Optionally, the radome is provided with dismounting mouth, convenient to dismantle shielded rack and radome.
The present embodiment additionally provides a kind of mainboard, including:The pad subsection setup on mainboard surface, between adjacent each section of pad The position at interval is corresponding with the position for the connecting portion that radome and shielded rack are flexibly connected.
Mainboard pad presses segment design, reserves radome removed position, is easy to radome to dismantle;Surface mounting technology Detectable device scolding tin situation when (Surface Mount Technology, referred to as SMT) is produced, is easy to produce management and control, together When greatly save motherboard space, be advantageous to the development of mobile phone ultrathin, it is and simple in construction, it is easy to accomplish.
The present embodiment additionally provides a kind of shielding external member, including:Above-mentioned shielding part, mainboard, the shielding part also include:Screen Frame is covered, is connected by the pad for being arranged on mainboard surface with the mainboard, the top surface of the shielded rack is provided with cantilever arm;Shielding Cover, the bending edges inner side of the radome are provided with corresponding with the cantilever arm groove or jack, and the groove or jack are used It is interlocked in the cantilever arm on the shielded rack;
The pad subsection setup on the mainboard surface, the position being spaced between adjacent each section of pad and radome and shielded rack The portion that is fastened and connected position it is corresponding.
A kind of combined type shielding part structure (shielding external member), including mainboard are present embodiments provided, is arranged on mainboard Pad, pass through the shielded rack on mainboard of pad solder, and the radome being fastened on shielded rack.Optionally, the screen Cover and assembled when cover fastens with shielded rack by the convex closure on radome bending edges and shielding top of support one open section.The shielding external member In all consumption electronic products that may be applicable to shielding part device.
Fig. 4 is pad distribution schematic diagram on the mainboard of the embodiment of the present invention, and Fig. 5 is the shielded rack plane of the embodiment of the present invention Figure, Fig. 6 are the shield plane figures of the embodiment of the present invention, and Fig. 7 is the frame cover assembling lateral side view of the embodiment of the present invention, as Fig. 4, 5th, shown in 6, a kind of combined type shielding part structure.There are several places on the long cross direction of pad profile on the mainboard of wherein Fig. 4 signals 2.1 in the place such as Fig. 4 that pad spacing is 4.0MM;Respectively there is at one breach on the long cross direction bending edges of shielded rack described in Fig. 5 such as 3.1 in Fig. 5;The long cross direction of radome described in Fig. 6, which corresponds to shielded rack indentation, there, has at one convex closure coordinate, and radome is accordingly herein 4.1 in perforate such as Fig. 6.
Fig. 8 is sectional view after the assembling of frame of embodiment of the present invention cover, and Fig. 9 is partial enlargement at B shown in Fig. 8 of the embodiment of the present invention Figure, cover (radome) are coordinated by breach on convex closure and shelf (shielded rack) bending edges, and this cooperation position is located exactly at pad The bigger place of upper spacing, can not so consider that pad climbs tin problem herein, i.e., cover herein bending edges can do and shelf Concordantly, other positions cover bending edges height is vacated compared with shelf climbs tin height.
Further illustrate, as schematically shown in Figure 9, radome 0.15MM material, shielded rack are used in the present embodiment 0.2MM material, radome convex closure diameter 0.5MM, assembled with shielded rack, rigging position is because pad has empty avoiding, without considering Tin height is climbed, the shielding cover height of bending herein is concordant with shelf after can assembling, and other positions bending is highly preferably 0.75MM (size as shown in Figure 7, this is reduced to 0.55MM apart from minimum);Shielded rack height is radome bending height 0.75 is added with climbing tin height 0.25MM (ensureing that radome can assemble after shielded rack paster), therefore the present embodiment shielding part is whole Body is highly 0.75+0.25=1.0MM.
The scheme of the present embodiment is avoided on shielded rack because of mating holes compared with correlation technique as shown in Figure 1, Figure 2, Figure 3 shows Assemble and influence the whole height of shielding part, also take full advantage of pad distribution, allow radome to coordinate convex closure shaping without influenceing To shielding part height, and breach is easy to disassemble on shielded rack bending edges, is not influenceed by scolding tin height also, related that can reach Greatly save motherboard space while technology requires, and it is simple in construction, be easily achieved.
Anticipate as shown in this embodiment, by conventional shielded rack material thickness 0.2MM, radome material thickness 0.15MM To calculate, correlation technique shielding part whole height accomplishes that 1.35MM is more reasonable, as shown in Figure 3, coordinates on shelf bending edges Pitch-row bending edges root need to ensure to be not less than 0.15MM, otherwise may influence the assembling effect of shielded rack and radome, cover Need to reserve after assembling and climb tin height not less than 0.25MM, mating holes presses 0.6MM on shelf, therefore shielding part total height is 0.25+0.6+0.15+0.2+0.15=1.35MM.And 1.0MM, such as Fig. 9 can be accomplished with the general shielding part integral thickness of this structure It is shown, it is even lower.
As another optional embodiment of embodiment, coordinate shape using shielded rack breach stretching wall and radome salient point Formula, the salient point on radome can also be cancelled, shielded rack stretching wall is lengthened and directly coordinated with the breach on radome, Tu10Shi Pad distribution schematic diagram on the present embodiment mainboard, Figure 11 are the present embodiment shielded rack plans, and Figure 12 is the present embodiment radome Plan, such as Figure 10, shown in 11,12.Wherein, Figure 10 is pad profile on mainboard, has a few place's pad gap ratios on long cross direction Position 1 in larger place such as figure;Figure, respectively have on the 11 long cross direction bending edges of shielded rack at one in breach stretching wall such as figure Position 2;The long cross direction of radome described in Figure 12, which corresponds to shielded rack breach and had on bending edges and top surface, accordingly opens one of breach such as Position 3 in figure, due to this position gap of radome, to ensure intensity herein, bending edges height and other positions herein Height, ensureing that radome is concordant with shielded rack bending edges after being assembled with shielded rack, Figure 13 is the present embodiment shield plane figure, Position 4 in Figure 13.To sum up radome with shielded rack is coordinated by the position 2 of shielded rack and the position 3 of radome, radome The part of position 4 just at the position 1 of pad, can not so consider to climb tin influence.Separately due to radome after this Standard Dismounting can be a little difficult, therefore the dismounting mouth of radome, so convenience blade or pincet are reserved at Figure 13 middle position 5 Auxiliary dismounting.
The preferred embodiments of the present invention are the foregoing is only, are not intended to limit the invention, for the skill of this area For art personnel, the present invention can have various modifications and variations.Within the spirit and principles of the invention, that is made any repaiies Change, equivalent substitution, improvement etc., should be included in the scope of the protection.

Claims (10)

  1. A kind of 1. shielding part, it is characterised in that including:
    Shielded rack, it is connected by the pad for being arranged on mainboard surface with the mainboard, the top surface of the shielded rack is provided with stretching Arm;
    Radome, the bending edges inner side of the radome are provided with corresponding with the cantilever arm groove or jack, the groove Or jack is used to be interlocked with the cantilever arm on the shielded rack.
  2. 2. shielding part according to claim 1, it is characterised in that be arranged on the top surface of the shielded rack in the cantilever arm Breach in, and in the case that the cantilever arm does not extend out the scope of the breach, the groove is provided with the radome, And the groove sets convex closure to be formed by the bending edges bottom along inner side.
  3. 3. shielding part according to claim 1, it is characterised in that be arranged on the top surface of the shielded rack in the cantilever arm Breach in, and in the case that the cantilever arm stretches out the scope of the breach, the jack is provided with the radome.
  4. 4. shielding part according to claim 1, it is characterised in that the cantilever arm is four, and the groove or jack are Corresponding four.
  5. 5. shielding part according to claim 1, it is characterised in that under the confined state of shielding part, the radome with The bending edges of the shielded rack are concordant.
  6. 6. shielding part according to claim 1, it is characterised in that the radome is provided with dismounting mouth.
  7. A kind of 7. mainboard, it is characterised in that including:
    The pad subsection setup on mainboard surface, the position being spaced between adjacent each section of pad are flexibly connected with radome and shielded rack Connecting portion position it is corresponding.
  8. 8. one kind shielding external member, including:Shielding part, mainboard, it is characterised in that
    The shielding part also includes:Shielded rack, it is connected by the pad for being arranged on mainboard surface with the mainboard, the shielded rack Top surface be provided with cantilever arm;Radome, the bending edges inner side of the radome are provided with groove corresponding with the cantilever arm Or jack, the groove or jack are used to be interlocked with the cantilever arm on the shielded rack;
    The pad subsection setup on the mainboard surface, the position being spaced between adjacent each section of pad and radome and the button of shielded rack The position for closing connecting portion is corresponding.
  9. 9. shielding external member according to claim 8, it is characterised in that be arranged on the top of the shielded rack in the cantilever arm In the breach in face, and in the case that the cantilever arm does not extend out the scope of the breach, it is provided with the radome described recessed Groove, and the groove sets convex closure to be formed by the bending edges bottom along inner side.
  10. 10. shielding external member according to claim 8, it is characterised in that be arranged on the shielded rack in the cantilever arm In the breach of top surface, and in the case of the scope of the cantilever arm stretching breach, described insert is provided with the radome Hole.
CN201610800725.8A 2016-09-02 2016-09-02 Shielding part, mainboard, shielding external member Pending CN107801365A (en)

Priority Applications (2)

Application Number Priority Date Filing Date Title
CN201610800725.8A CN107801365A (en) 2016-09-02 2016-09-02 Shielding part, mainboard, shielding external member
PCT/CN2016/108575 WO2018040346A1 (en) 2016-09-02 2016-12-05 Shielding member, main board and shielding kit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201610800725.8A CN107801365A (en) 2016-09-02 2016-09-02 Shielding part, mainboard, shielding external member

Publications (1)

Publication Number Publication Date
CN107801365A true CN107801365A (en) 2018-03-13

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ID=61299917

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201610800725.8A Pending CN107801365A (en) 2016-09-02 2016-09-02 Shielding part, mainboard, shielding external member

Country Status (2)

Country Link
CN (1) CN107801365A (en)
WO (1) WO2018040346A1 (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112888286B (en) * 2021-01-06 2022-12-27 北京遥测技术研究所 Forked profile combined shielding cover and using method

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1914967A (en) * 2004-01-29 2007-02-14 莱尔德技术股份有限公司 Ultra-low height electromagnetic shielding enclosure
CN201230063Y (en) * 2008-03-25 2009-04-29 富士康(昆山)电脑接插件有限公司 Electric connector component
CN101686630A (en) * 2008-09-26 2010-03-31 深圳富泰宏精密工业有限公司 Shielding case structure
CN102238859A (en) * 2010-04-29 2011-11-09 深圳富泰宏精密工业有限公司 Electromagnetic shielding cover
CN104053347A (en) * 2013-03-13 2014-09-17 莱尔德技术股份有限公司 Electromagnetic Interference Shielding Apparatus Including A Frame With Drawn Latching Features
CN205196229U (en) * 2015-10-10 2016-04-27 上海与德通讯技术有限公司 Two formula shield cover supports, two formula shield covers and electronic equipment

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1914967A (en) * 2004-01-29 2007-02-14 莱尔德技术股份有限公司 Ultra-low height electromagnetic shielding enclosure
CN201230063Y (en) * 2008-03-25 2009-04-29 富士康(昆山)电脑接插件有限公司 Electric connector component
CN101686630A (en) * 2008-09-26 2010-03-31 深圳富泰宏精密工业有限公司 Shielding case structure
CN102238859A (en) * 2010-04-29 2011-11-09 深圳富泰宏精密工业有限公司 Electromagnetic shielding cover
CN104053347A (en) * 2013-03-13 2014-09-17 莱尔德技术股份有限公司 Electromagnetic Interference Shielding Apparatus Including A Frame With Drawn Latching Features
CN205196229U (en) * 2015-10-10 2016-04-27 上海与德通讯技术有限公司 Two formula shield cover supports, two formula shield covers and electronic equipment

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Publication number Publication date
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Application publication date: 20180313