CN101626676A - Soft shielding cover, use method thereof and electronic device using soft shielding - Google Patents
Soft shielding cover, use method thereof and electronic device using soft shielding Download PDFInfo
- Publication number
- CN101626676A CN101626676A CN 200810302683 CN200810302683A CN101626676A CN 101626676 A CN101626676 A CN 101626676A CN 200810302683 CN200810302683 CN 200810302683 CN 200810302683 A CN200810302683 A CN 200810302683A CN 101626676 A CN101626676 A CN 101626676A
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- shielding cover
- circuit board
- soft shielding
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Abstract
A soft shielding cover is arranged on the periphery of electronic components in a portable electronic device. The soft shielding cover is a thin plate and comprises an insulating layer which is made from a soft insulating material and can be bended arbitrarily and a conductive coating which is coated on the surface of the insulating layer; the insulating layer of the soft shielding cover keeps close to the outer surface of the electronic components tightly. The invention also provides a use method of the soft shielding cover and an electronic device using the soft shielding.
Description
Technical field
The present invention relates to a kind of radome, relate in particular to a kind of soft shielding cover and using method thereof, use the electronic installation of this soft shielding cover.
Background technology
Along with developing rapidly and the raising day by day of people's living standard of wireless communication technology, the information processing technology, mobile phone, personal digital assistant (personal digital assistant, PDA) etc. portable electron device competitively emerges in large numbers, enter into huge numbers of families, make the consumer can enjoy all facilities that high-tech brings whenever and wherever possible, make these portable electron devices become the indispensable part of modern's daily life.
These portable electron devices in use, circuit and electronic devices and components in it can produce the electromagnetic wave of high frequency, thereby have influence on the signal transmission and the service behaviour of portable electron device, badly influence the normal operation of portable electron device.The frequency electromagnetic waves of these generations simultaneously can seriously threaten the health of human body to the electronic installation external radiation.For reducing or suppress (the electromagnetic interference of these generations, EMI) electromagnetic interference and electromagnetic radiation, existing electronic installation usually adopts a shielding cover body of being made by electric conducting material is set around each electronic devices and components, each electronic devices and components is covered in it to eliminate accumulation of static electricity, and absorb the electromagnetic field that produces, to reach the purpose of shielding electromagnetic wave.
Yet, when existing these radomes are made, mostly adopt process for stamping to make, making the back fixed in shape can't change, and described radome need design greatlyyer than the volume of electronic devices and components to be covered with usually, the phenomenon that is short-circuited to avoid radome to contact with electronic devices and components and be convenient to cooling electronic component.Therefore, described radome occupies very big space in portable electron device, and cost of manufacture is than higher.
Summary of the invention
In view of this, be necessary to provide a kind of shape scalable, soft shielding cover with low cost.
Also be necessary to provide a kind of using method of described soft shielding cover.
Also be necessary to provide a kind of electronic installation of this soft shielding cover of application.
A kind of soft shielding cover, it covers at the electronic devices and components periphery in the portable electron device; This soft shielding cover be slim tabular, it comprises that an insulating barrier and that adopts the flexible insulation material to make and can bend arbitrarily is coated on the conductive coating on this surface of insulating layer, and the insulating barrier of described soft shielding cover is close on the outer surface of described electronic devices and components.
A kind of using method of soft shielding cover, it comprises following step:
The circuit board of one soft shielding cover and a pending shielding processing is provided, is laid with at least one electronic devices and components on this circuit board
One assembled fixture is provided, be provided with at least one assembling die cavity corresponding at least one electronic devices and components on the described circuit board on this assembled fixture, make to be laminated in a time-out when described assembled fixture and circuit board that each electronic devices and components of described circuit board are contained in respectively assembling in the die cavity on the described assembled fixture respectively accordingly;
Described soft shielding cover is positioned over described circuit board top, and the one side that is provided with conductive layer of this radome is towards assembled fixture, its another insulating surfaces electronic devices and components on circuit board; Described assembled fixture is moved towards circuit board, be laminated, make described soft shielding cover be close on each electronic devices and components outer surface on the circuit board with circuit board; And
Take off described assembled fixture, be fixed in mutually with circuit board by the connecting portion of viscose glue with described soft shielding cover.
A kind of electronic installation, it comprises that one is installed in the circuit board in it, is laid with at least one electronic devices and components on this circuit board; Described electronic installation also comprises a soft shielding cover, and it covers at the electronic devices and components periphery on the described circuit board; Described soft shielding cover be slim tabular, it comprises that an insulating barrier and that adopts the flexible insulation material to make and can bend arbitrarily is coated on the conductive coating on this surface of insulating layer; The insulating barrier of described soft shielding cover is close on the outer surface of electronic devices and components, and its conductive coating is exposed to the outside.
Compared to prior art, described soft shielding cover adopts flexible material to make, it can be close on the outer surface of these electronic devices and components according to the actual outer dimensions for the treatment of the screening electron components and parts on the circuit board, has effectively saved this shielding and has covered in occupied space in the portable electron device.In addition, this soft shielding cover is made by the conductive coating that the main part and that adopts a flexible material and make is coated on this main part surface, greatly reduces the overall manufacturing cost of this radome.
Description of drawings
Fig. 1 is the schematic perspective view of soft shielding cover better embodiment of the present invention;
Schematic perspective view when Fig. 2 handles for the insulating barrier of soft shielding cover of the present invention does not punch;
Fig. 3 is the schematic perspective view of insulating barrier after punching is handled of soft shielding cover of the present invention;
Fig. 4 is positioned at the schematic perspective view directly over this circuit board when assembling mutually for soft shielding cover of the present invention and circuit board;
The schematic diagram of Fig. 5 when assembled fixture being placed in the soft shielding cover assembling process of the present invention above soft shielding cover and the circuit board;
Fig. 6 is the cut-away view of soft shielding cover of the present invention after circuit board is installed in.
Embodiment
See also Fig. 1, described soft shielding cover 30 roughly be slim tabular, quality is soft and can bend arbitrarily, it comprises that an insulating barrier 31 and is coated on this insulating barrier 31 lip-deep conductive coatings 33.Described insulating barrier 31 is made by the flexible insulation material, and it comprises main part 311 and some connecting portions 315 that stretches out and form along the periphery adjacent spaces ground of this main part 311 of an essentially rectangular sheet.Connect on the described main part 311 and offer some heat radiation through holes 313.In the present embodiment, the pore size of described heat radiation through hole 313 is 1.0mm, and the spacing between the adjacent two heat radiation through holes 313 is 2.0mm, and for reaching better radiating effect, the percent opening of entire body portion 311 is predeterminable to be decided to be about 25%.Described connecting portion 315 sheet roughly triangular in shape, be used for main part 311 with this radome 30 be fixed in electronic devices and components on the circuit board in the portable electron device around the naked copper position.Described insulating barrier 31 by polyvinyl chloride (polyvinylchlorid, PVC), polyphenyl dioctyl phthalate glycol ester (polythyleneterephthalate, PET) or polyethylene (polyethylene PE) waits the soft plastic material to make.Described conductive coating 33 can be conductiving metal coatings such as a silver slurry layer, copper layer or aluminium lamination.
See also Fig. 2, Fig. 3 and Fig. 4, the manufacture method of described soft shielding cover 30 may further comprise the steps:
At first, provide an insulating barrier 31 (consulting Fig. 2) of making by the flexible insulation material;
Next, to the processing of punching of described insulating barrier 31, on this insulating barrier 31, connect and offer some heat radiation through holes 313 (consulting Fig. 3);
At last, go up coating one deck conductive coating 33 (consulting Fig. 1) in a surface of the described insulating barrier of handling through punching 31; In the present embodiment, described conductive coating 33 is a silver medal slurry coating.
See also Fig. 6, be depicted as soft shielding cover 30 and be installed in cutaway view on the circuit board 50 in the portable electron device (figure do not show).Be laid with at least one electronic devices and components 60 on the described circuit board 50, described soft shielding cover 30 covers at electronic devices and components 60 peripheries on this circuit board 50, to be used to suppress, shield the electromagnetic radiation that produces when these electronic devices and components are worked.The insulating barrier 31 of described soft shielding cover 30 is close on the outer surface of electronic devices and components 60, and is fixed in circuit board 50 surfaces by viscose glue, and the conductive coating 33 of this soft shielding cover 30 is exposed to the outside.
See also Fig. 4, Fig. 5 and Fig. 6, when being applied to described soft shielding cover 30 on the circuit board 50 in the portable electron device, comprise following step:
At first, provide the circuit board 50 of a soft shielding cover 30 and a pending shielding processing, be laid with at least one electronic devices and components 60 (consulting Fig. 4) on this circuit board 50;
Next, one assembled fixture 70 is provided, be provided with at least one assembling die cavity 73 corresponding at least one electronic devices and components 60 on the described circuit board 50 on this assembled fixture 70, make that working as described assembled fixture 70 is laminated in a time-out with circuit board 50, each electronic devices and components 60 of described circuit board 50 are contained in respectively assembling in the die cavity 73 on the described assembled fixture 70 respectively accordingly; Described soft shielding cover 30 is positioned over described circuit board 50 tops, and the one side that is provided with conductive layer 33 of this radome 30 is towards assembled fixture 70, and its another insulating surfaces is electronic devices and components 60 (consulting Fig. 5) on circuit board 50.
At last, described assembled fixture 70 is moved towards circuit board 50, be laminated with circuit board 50, thereby make the insulating barrier 31 of described soft shielding cover 30 be close on each electronic devices and components 60 outer surface on the circuit board 50, its conductive layer 33 is exposed to the outside; Take off described assembled fixture 70, the connecting portion 315 of described soft shielding cover 30 is fixed in (consulting Fig. 6) mutually with circuit board 50 by viscose glue.
Described soft shielding cover 30 adopts flexible material to make, it can be close on the outer surface of these electronic devices and components 60 according to the actual outer dimensions for the treatment of screening electron components and parts 60 on the circuit board 50, has effectively saved this radome 30 occupied space in portable electron device.In addition, this soft shielding cover 30 is made by the conductive coating 33 that the main part 311 and that adopts a flexible material and make is coated on these main part 311 surfaces, greatly reduces the overall manufacturing cost of this radome 30.
In addition, those skilled in the art also can make various modifications, interpolation and the replacement on other forms and the details in claim of the present invention scope of disclosure and spirit.Certainly, these all should be included within the present invention's scope required for protection according to the variations such as various modifications, interpolation and replacement that spirit of the present invention is made.
Claims (10)
1. soft shielding cover, it covers at the electronic devices and components periphery in the portable electron device; It is characterized in that: this soft shielding cover be slim tabular, it comprises that an insulating barrier and that adopts the flexible insulation material to make and can bend arbitrarily is coated on the conductive coating on this surface of insulating layer, and the insulating barrier of described soft shielding cover is close on the outer surface of described electronic devices and components.
2. soft shielding cover as claimed in claim 1 is characterized in that: described insulating barrier comprises a sheet of main part and some connecting portions that is arranged at the periphery of this main part.
3. soft shielding cover as claimed in claim 2 is characterized in that: connect on the described main part and offer some heat radiation through holes.
4. soft shielding cover as claimed in claim 2, it is characterized in that: described connecting portion sheet triangular in shape, its adjacent spaces ground stretches out along the periphery of this main part and forms, and is affixed mutually with the circuit board that is laid with electronic devices and components to be used for the main part of this radome.
5. soft shielding cover as claimed in claim 3 is characterized in that: described insulating barrier is made by polyvinyl chloride, polyphenyl dioctyl phthalate glycol ester or polyethylene material.
6. as claim 3 or 5 described soft shielding cover, it is characterized in that: described conductive coating is a silver slurry layer, copper layer or aluminized coating.
7. the using method of the soft shielding cover described in the claim 1, it comprises following step:
The circuit board of one soft shielding cover and a pending shielding processing is provided, is laid with at least one electronic devices and components on this circuit board;
One assembled fixture is provided, be provided with at least one assembling die cavity corresponding at least one electronic devices and components on the described circuit board on this assembled fixture, make to be laminated in a time-out when described assembled fixture and circuit board that each electronic devices and components of described circuit board are contained in respectively assembling in the die cavity on the described assembled fixture respectively accordingly;
Described soft shielding cover is positioned over described circuit board top, and the one side that is provided with conductive layer of this radome is towards assembled fixture, its another insulating surfaces electronic devices and components on circuit board; Described assembled fixture is moved towards circuit board, be laminated, make described soft shielding cover be close on each electronic devices and components outer surface on the circuit board with circuit board; And
Take off described assembled fixture, be fixed in mutually with circuit board by the connecting portion of viscose glue with described soft shielding cover.
8. electronic installation, it comprises that one is installed in the circuit board in it, is laid with at least one electronic devices and components on this circuit board; It is characterized in that: described electronic installation also comprises a soft shielding cover, and it covers at the electronic devices and components periphery on the described circuit board; Described soft shielding cover be slim tabular, it comprises that an insulating barrier and that adopts the flexible insulation material to make and can bend arbitrarily is coated on the conductive coating on this surface of insulating layer; The insulating barrier of described soft shielding cover is close on the outer surface of electronic devices and components, and its conductive coating is exposed to the outside.
9. electronic installation as claimed in claim 8 is characterized in that: described soft shielding cover is fixed in circuit board surface by viscose glue, and its insulating barrier comprises a sheet of main part and some connecting portions that is arranged at the periphery of this main part.
10. electronic installation as claimed in claim 9, it is characterized in that: connect on the described main part and offer some heat radiation through holes, described connecting portion sheet triangular in shape, its adjacent spaces ground stretches out along the periphery of this main part and forms, and is affixed mutually with the circuit board that is laid with electronic devices and components to be used for the main part of this radome.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200810302683 CN101626676B (en) | 2008-07-10 | 2008-07-10 | Soft shielding cover, use method thereof and electronic device using soft shielding |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200810302683 CN101626676B (en) | 2008-07-10 | 2008-07-10 | Soft shielding cover, use method thereof and electronic device using soft shielding |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101626676A true CN101626676A (en) | 2010-01-13 |
| CN101626676B CN101626676B (en) | 2013-01-09 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200810302683 Expired - Fee Related CN101626676B (en) | 2008-07-10 | 2008-07-10 | Soft shielding cover, use method thereof and electronic device using soft shielding |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101626676B (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102238808A (en) * | 2010-04-22 | 2011-11-09 | 鸿富锦精密工业（深圳）有限公司 | Gummed paper pasting method and main board formed by using same |
| CN102378565A (en) * | 2010-08-19 | 2012-03-14 | 环旭电子股份有限公司 | Cover body and electronic device using same |
| CN104363743A (en) * | 2014-11-27 | 2015-02-18 | 成都龙腾中远信息技术有限公司 | Electromagnetic wave radiation shield cover for printed circuit board |
| US8963021B2 (en) | 2012-12-25 | 2015-02-24 | Hon Hai Precision Industry Co., Ltd. | Electromagnetic interference shield and electronic device using the same |
| CN105682441A (en) * | 2016-03-30 | 2016-06-15 | 上海维衡精密电子股份有限公司 | Shielding cover insulation film bonding method and insulation film used by same |
| CN110446405A (en) * | 2018-05-03 | 2019-11-12 | 鹏鼎控股(深圳)股份有限公司 | The electronic device of soft shielding cover and the application soft shielding cover |
| CN112415796A (en) * | 2019-08-21 | 2021-02-26 | 三星显示有限公司 | Display device |
| WO2022040968A1 (en) * | 2020-08-26 | 2022-03-03 | 京东方科技集团股份有限公司 | Electromagnetic shielding film, flexible circuit board, and display device |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6846094B2 (en) * | 2002-08-26 | 2005-01-25 | Altman Stage Lighting, Co., Inc. | Flexible LED lighting strip |
| TW200810680A (en) * | 2006-08-03 | 2008-02-16 | Toppoly Optoelectronics Corp | Method of manufacturing plastic product capable of insulating and absorbing medium- and low-frequency electromagnetic waves |
-
2008
- 2008-07-10 CN CN 200810302683 patent/CN101626676B/en not_active Expired - Fee Related
Cited By (12)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102238808A (en) * | 2010-04-22 | 2011-11-09 | 鸿富锦精密工业（深圳）有限公司 | Gummed paper pasting method and main board formed by using same |
| CN102378565A (en) * | 2010-08-19 | 2012-03-14 | 环旭电子股份有限公司 | Cover body and electronic device using same |
| US8963021B2 (en) | 2012-12-25 | 2015-02-24 | Hon Hai Precision Industry Co., Ltd. | Electromagnetic interference shield and electronic device using the same |
| CN104363743A (en) * | 2014-11-27 | 2015-02-18 | 成都龙腾中远信息技术有限公司 | Electromagnetic wave radiation shield cover for printed circuit board |
| CN105682441A (en) * | 2016-03-30 | 2016-06-15 | 上海维衡精密电子股份有限公司 | Shielding cover insulation film bonding method and insulation film used by same |
| CN110446405A (en) * | 2018-05-03 | 2019-11-12 | 鹏鼎控股(深圳)股份有限公司 | The electronic device of soft shielding cover and the application soft shielding cover |
| CN110446405B (en) * | 2018-05-03 | 2020-09-22 | 鹏鼎控股(深圳)股份有限公司 | Flexible shielding cover and electronic device applying same |
| CN112415796A (en) * | 2019-08-21 | 2021-02-26 | 三星显示有限公司 | Display device |
| WO2022040968A1 (en) * | 2020-08-26 | 2022-03-03 | 京东方科技集团股份有限公司 | Electromagnetic shielding film, flexible circuit board, and display device |
| CN114731775A (en) * | 2020-08-26 | 2022-07-08 | 京东方科技集团股份有限公司 | Electromagnetic shielding film, flexible circuit board and display device |
| US11765873B2 (en) | 2020-08-26 | 2023-09-19 | Boe Technology Group Co., Ltd. | Electromagnetic shielding film, flexible circuit board and display device |
| CN114731775B (en) * | 2020-08-26 | 2024-01-09 | 京东方科技集团股份有限公司 | Electromagnetic shielding film, flexible circuit board and display device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101626676B (en) | 2013-01-09 |
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