CN101807563A - Electrostatic protection element and electronic device - Google Patents
Electrostatic protection element and electronic device Download PDFInfo
- Publication number
- CN101807563A CN101807563A CN200910007369A CN200910007369A CN101807563A CN 101807563 A CN101807563 A CN 101807563A CN 200910007369 A CN200910007369 A CN 200910007369A CN 200910007369 A CN200910007369 A CN 200910007369A CN 101807563 A CN101807563 A CN 101807563A
- Authority
- CN
- China
- Prior art keywords
- mentioned
- insulation component
- electronic installation
- electrostatic protection
- protection element
- 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.)
- Granted
Links
Images
Landscapes
- Elimination Of Static Electricity (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The invention discloses an electrostatic protection element and an electronic device. The electrostatic protection element is arranged in the electronic device. The electronic device comprises a shell with an opening, a touch pad correspondingly arranged at the opening, and an object to be protected arranged in the shell. The electrostatic protection element comprises an insulating element and a conducting element, wherein the insulating element is arranged in the shell corresponding to the touch pad, and shields at least part of the object to be protected; and the conducting element is electrically connected with the insulating element and is grounded. Besides, the invention also provides an electronic device comprising the electrostatic protection element.
Description
Technical field
The invention relates to a kind of electronic installation and the electrostatic protection element that is had thereof, and particularly relevant for a kind of electronic installation of static discharge and electrostatic protection element that is had thereof of preventing.
Background technology
Along with the continuous progress of semiconductor technology, many electronic products all are developed out more convenient easier use form of carrying, and one of them is exactly a notebook computer.In order screen, main frame and the input equipment that desktop computer had to be integrated into all in the notebook computer, saving space potential must be an important principle.Because having integrated, Trackpad shows and the function of input that therefore, the notebook computer with Trackpad is developed.In addition, in order to promote the texture of notebook computer, usually can be in the enterprising electroplating technology of partial component (for example being Trackpad).
Yet, because human body more or less has static, therefore when the user when operating Trackpad, its electrostatic charge that is had on one's body can be passed on the Trackpad via finger, causes static discharge (Electro-Static Discharge, phenomenon ESD).The electrostatic current that static discharge produced may utilize the coat of metal of Trackpad to conduct to the circuit board of notebook computer inside, and then causes the element on the circuit board to suffer damage.On the other hand, when the portions of electronics element of notebook computer inside had the situation of electric leakage to take place, the electric current of electric leakage can conduct to the metal surface of Trackpad, the phenomenon that causes the user to get an electric shock because of the contact Trackpad.
Numerous in order to the apparatus and method that prevent static injury electronic installation internal electronic element in the past, Fig. 1 is known schematic diagram with electronic installation of static elimination element.
Please refer to Fig. 1, electronic installation 100 comprises housing 110, button 120, circuit board 130, conductive part 140 and static elimination element 150.Housing 110 has opening 112 and lower surface 114.Static is eliminated element 150 and is comprised connector 152 and sheet metal 154.Button 120 correspondences are disposed at 112 of openings.Connector 152 is attached at the lower surface 114 of housing 110 and is connected with sheet metal 154 and forms the L type.Circuit board 130 and conductive part 140 are disposed in the housing 110, and conductive part 140 is corresponding to the position of button 120.
Generally speaking, when the user touched button 120, button can press down and trigger conductive part 140, and makes its conducting.But because of button 120 and conductive part 140 have the gap, extraneous static power is easy to invade destroys conductive part 140, but and the static elimination element 150 that is disposed at button 120 and 140 of conductive parts and ground connection can not influence circuit board 130 with electrostatic guide ground connection.
Yet, the button 120 of known electronic 100 mostly is non-conducting material, its can utilize directly add sheet metal 154 in button 120 belows and on it static derive, as mentioned before, but this known technology and the inapplicable touch product that is plated item itself.
Summary of the invention
In view of this, the object of the present invention is to provide a kind of electrostatic protection element, can effectively prevent because of static discharge cause electronic installation inside circuit board and on the infringement of electronic component.
Electronic installation provided by the invention, it has above-mentioned electrostatic protection element, can protect the user to avoid the situation of getting an electric shock because of electric leakage.
For achieving the above object, the electrostatic protection element that the present invention proposes, be arranged in the electronic installation, electronic installation comprises housing with opening, Trackpad that correspondence is arranged at opening and is arranged at object to be protected in the housing that electrostatic protection element comprises insulation component, conducting element.Insulation component is arranged in the housing and the position of corresponding Trackpad.Conducting element electrically connects insulation component and ground connection.
In one embodiment of this invention, insulation component is arranged at the inner surface of Trackpad, and extends to the inner surface of housing, and is shielded between Trackpad and the housing.
In one embodiment of this invention, insulation component covers at least a portion of waiting to protect object.
In one embodiment of this invention, object to be protected comprises a circuit board.
In one embodiment of this invention, the material of insulation component is non-conductive material or low electric conductivity material.In the middle of other embodiment, the material of insulation component comprises plastics.
In one embodiment of this invention, insulation component can comprise two or more different materials.In detail, insulation assembly can be by same material but different-thickness, different materials but thickness is identical or or the also equal interleaved set of thickness of different materials and each material close and form.
In one embodiment of this invention, the material of insulation component comprises poly terephthalic acid diethylester, polyethylene terephthalate or pi.
In one embodiment of this invention, the material of conducting element is the high conductivity material.In the middle of other embodiment, the material of conducting element comprises conducting foam or aluminium foil.
The present invention proposes a kind of electronic installation and comprises housing, Trackpad, object to be protected, the electrostatic protection element with opening.The Trackpad correspondence is arranged at opening.Object to be protected, conductive soleplate and electrostatic protection element are configured in the housing, and conductive soleplate ground connection.Electrostatic protection element comprises insulation component and conducting element.Insulation component have first surface and with the first surface opposing second surface, and first surface is attached at Trackpad at least a portion.Conducting element electrically connect insulation component second table and, and is connected to guide ground connection the electrostatic charge of insulation component institute load with conductive soleplate.
In one embodiment of this invention, the first surface of insulation component is attached at the inner surface of Trackpad, and extends to the inner surface of housing, and is shielded between Trackpad and the housing.
In one embodiment of this invention, insulation component covers and waits to protect object at least a portion.
In one embodiment of this invention, the material of insulation component is non-conductive material or low electric conductivity material.In the middle of other embodiment, the material of insulation component comprises plastics.
In one embodiment of this invention, insulation component spare can comprise two or more different materials.In detail, insulation assembly can be by same material but different-thickness, different materials but thickness is identical or or the also equal interleaved set of thickness of different materials and each material close and form.
In one embodiment of this invention, the material of insulation component comprises poly terephthalic acid diethylester, polyethylene terephthalate or pi.
In one embodiment of this invention, the material of conducting element is the high conductivity material.In the middle of other embodiment, the material of conducting element comprises conducting foam or aluminium foil.
In one embodiment of this invention, the material of housing is a metal.
In one embodiment of this invention, the material of conductive soleplate is the high conductivity material.In other embodiments, the material of conductive soleplate for example is conducting foam or aluminium foil.
In one embodiment of this invention, the earthing potential of conductive soleplate is different with the earthing potential on treating protection object.
Based on above-mentioned, the invention provides electronic installation with electrostatic protection element, electrostatic protection element can effectively prevent static discharge.Therefore, electronic installation be difficult for because of static discharge impaired.In addition, the situation that also can avoid the user to get an electric shock because of electric leakage.
Description of drawings
Fig. 1 is known schematic diagram with electronic installation of electrostatic protection element.
Fig. 2 is the schematic diagram of a kind of electrostatic protection element of embodiments of the invention.
Fig. 3 is the schematic diagram of a kind of electronic installation of another embodiment of the present invention.
Embodiment
For above-mentioned feature and advantage of the present invention can be become apparent, embodiment cited below particularly, and conjunction with figs. is described in detail below.
Fig. 2 is the schematic diagram of a kind of electrostatic protection element of embodiments of the invention.Please refer to Fig. 2, the electrostatic protection element 200 of present embodiment comprises insulation component 210 and conducting element 220.Conducting element 220 electrically connects insulation component 210 and ground connection.Electrostatic protection element 200 is suitable for being arranged among the electronic installation 300a.Electronic installation 300a comprises the housing 310 with opening 312, and correspondence is arranged at the Trackpad 320 of opening 312 and is arranged at waits to protect object 330 in the housing 310.In detail, insulation component 210 is arranged at the inner surface of Trackpad 320, and extends to the inner surface of housing 310, and is shielded between Trackpad 320 and the housing 310, and insulation component 210 can cover at least a portion of waiting to protect object 330.Present embodiment wait that protecting object 330 for example is a circuit board.
In the present embodiment, the material of insulation component 210 is non-conductive material or low electric conductivity material.Particularly, the material of insulation component 210 for example is the insulating properties material of plastics and so on.
In the present embodiment, the material of conducting element 220 is the high conductivity material.For instance, the material of conducting element 220 for example can adopt conducting foam or aluminium foil.
As shown in Figure 2, insulation component 210 its insulation characterisitics that have can completely cut off and wait to protect object 330 and damaged by static discharge avoiding after the generation of static electricity.Yet, after static continues to be accumulate to certain energy,, can directly penetrate insulation component 210 and arrive any material with conduction property because of the excessive cause of energy.At this moment, because conducting element 220 electrically connects and ground connection with insulation component 210, so static can utilize above-mentioned structure to be released, and makes to wait to protect object 330 and can not be subjected to the influence of static discharge effect and damage.
In other embodiments, insulation component 210 can comprise two or more different materials.Particularly, insulation assembly 210 can be by same material but thickness difference, different materials but thickness is identical or the thickness of different materials and each material also difference combine.In one embodiment of this invention, the material of insulation component 210 comprise PET that poly terephthalic acid diethylester [Poly (ethylene terephthalate)] just is commonly called as, polyethylene terephthalate (trade name: wheat is drawn, MYLAR) or pi (produced by E.I.Du Pont Company
).In detail, adopt the material of the different materials of same material different-thickness or identical, different-thickness also can reach the effect of insulation in the insulation component 210.
In the middle of the above embodiments, the structure of introducing a kind of electrostatic protection element with and the principle of anti-electrostatic-discharge how.In the middle of ensuing embodiment, above-mentioned electrostatic protection element is applied in the electronic installation, the circuit board in the electronic installation is protected, and the user avoid the danger of getting an electric shock because of electric leakage.
Fig. 3 is the schematic diagram of a kind of electronic installation of another embodiment of the present invention.Please refer to Fig. 3, the electronic installation 300b of present embodiment comprises that housing 310, correspondence with opening 312 are arranged at the Trackpad 320 of opening 312, wait to protect object 330, conductive soleplate 340 and electrostatic protection element 200.Wait to protect object 330, conductive soleplate 340 and electrostatic protection element 200 and be configured in the housing 310, and conductive soleplate 340 ground connection.In the middle of other embodiment, conductive soleplate 340 can be the part of housing 310.
Present embodiment wait that protecting object 330 for example is a circuit board.The electrostatic protection element that the structure example of the electrostatic protection element 200 of present embodiment adopts the foregoing description to carry in this way.Therefore, components identical is marked with identical label.Electrostatic protection element 200 is disposed in the housing 310, and comprises an insulation component 210 and a conducting element 220.Wherein, insulation component 210 have a first surface 212 and with first surface 212 opposing second surface 214, and first surface 212 is attached at Trackpad 320 at least a portion.Conducting element 220 electrically connects the second surface 214 of insulation component 210, and is connected with the electrostatic charge guiding ground connection with 210 loads of insulation component with conductive soleplate 340.Particularly, the first surface 212 of insulation component is attached at the inner surface of Trackpad 320, and extends to the inner surface of housing 310, and is shielded between Trackpad 320 and the housing 310, and insulation component 210 can cover waits to protect object 330 at least a portion.
In the present embodiment, the material of housing 310 for example is a metal.The material of conductive soleplate 340 can adopt the high conductivity material.Particularly, the material of conductive soleplate 340 for example is conducting foam or aluminium foil.In addition, the selection of insulation component 210 and conducting element 220 materials can not repeat them here with reference to explanation relevant among the last embodiment in the electrostatic protection element 200.In order to reach the purpose of insulation, insulation component 210 can adopt two kinds of different materials equally, and wherein the thickness of each material is identical or inequality.Or, but the same material different-thickness also can reach the effect of insulation.
As shown in Figure 3, can touch housing 310 when the user uses electronic installation 300b, the static part that the user is had on one's body can be passed on the housing 310.Under the little situation of the energy of static, the insulation component 210 that is attached on the housing 310 has the characteristic of insulation because of it, and static can't continue to hand on.Yet.When static continues to be accumulate to certain degree, can directly penetrate insulation component 210.Therefore, insulation component 210 belows dispose a conducting element 220, and conducting element 220 connects conductive soleplate 340 and conductive soleplate 340 ground connection.At this moment, static can be directed to ground by conductive soleplate 340 and can not injure and wait to protect object 330.In addition, also form and open circuit, the danger of also avoiding the user to get an electric shock takes place so do not have electric leakage because of the cause in the path of insulation component 210 obstruct circuit.
In sum, electrostatic protection element of the present invention can effectively prevent static discharge.And when electrostatic protection element was applied to electronic installation, the circuit board in electronic installation was protected and can not damaging, also can reduces the chance that electric leakage takes place, with the danger of avoiding the user to get an electric shock.Though the present invention describes as above with embodiment; right its is not in order to limit the present invention; those skilled in the art without departing from the spirit and scope of the present invention, when doing a little change and retouching, so protection scope of the present invention should be as the criterion with the content that claims were defined.
Claims (27)
1. an electrostatic protection element is arranged in the electronic installation, and above-mentioned electronic installation comprises housing with opening, Trackpad that correspondence is arranged at above-mentioned opening and is arranged at object to be protected in the above-mentioned housing, it is characterized in that above-mentioned electrostatic protection element comprises:
Insulation component is arranged in the above-mentioned housing, and the position of corresponding above-mentioned Trackpad; And
Conducting element electrically connects above-mentioned insulation component and ground connection.
2. electrostatic protection element according to claim 1 is characterized in that above-mentioned insulation component is arranged at the inner surface of above-mentioned Trackpad, and extends to the inner surface of above-mentioned housing, and is shielded between above-mentioned Trackpad and the above-mentioned housing.
3. electrostatic protection element according to claim 1 is characterized in that, above-mentioned insulation component covers above-mentioned at least a portion of waiting to protect object.
4. electrostatic protection element according to claim 1 is characterized in that object above-mentioned to be protected comprises circuit board.
5. electrostatic protection element according to claim 1 is characterized in that, the material of above-mentioned insulation component is non-conductive material or low electric conductivity material.
6. electrostatic protection element according to claim 5 is characterized in that the material of above-mentioned insulation component comprises plastics.
7. electrostatic protection element according to claim 1 is characterized in that above-mentioned insulation component comprises two or more materials.
8. electrostatic protection element according to claim 7 is characterized in that, above-mentioned these materials of above-mentioned insulation assembly are identical, but the thickness difference.
9. electrostatic defending assembly according to claim 7 is characterized in that, above-mentioned these material differences of above-mentioned insulation assembly, and the thickness of above-mentioned these materials is identical or different.
10. electrostatic protection element according to claim 7 is characterized in that the material of above-mentioned insulation component comprises poly terephthalic acid diethylester, polyethylene terephthalate or pi.
11. electrostatic protection element according to claim 1 is characterized in that, the material of above-mentioned conducting element is the high conductivity material.
12. electrostatic protection element according to claim 1 is characterized in that, the material of above-mentioned conducting element comprises conducting foam or aluminium foil.
13. an electronic installation is characterized in that, comprising:
Housing has opening;
Trackpad, correspondence are arranged at above-mentioned opening;
Object to be protected is configured in the above-mentioned housing;
Conductive soleplate is configured in the above-mentioned housing and ground connection; And
Electrostatic protection element is disposed in the above-mentioned housing, and it comprises:
Insulation component, have first surface and with above-mentioned first surface opposing second surface, and above-mentioned first surface is attached at least a portion of above-mentioned Trackpad; And
Conducting element electrically connects the above-mentioned second surface of above-mentioned insulation component, and is connected with above-mentioned conductive soleplate with the electrostatic charge guiding ground connection with the load of above-mentioned insulation component institute.
14. electronic installation according to claim 13 is characterized in that, the above-mentioned first surface of above-mentioned insulation component is attached at the inner surface of above-mentioned Trackpad, and extends to the inner surface of above-mentioned housing, and is shielded between above-mentioned Trackpad and the above-mentioned housing.
15. electronic installation according to claim 13 is characterized in that, above-mentioned insulation component covers above-mentioned at least a portion of waiting to protect object.
16. electronic installation according to claim 13 is characterized in that, the material of above-mentioned insulation component is non-conductive material or low electric conductivity material.
17. electronic installation according to claim 13 is characterized in that, the material of above-mentioned insulation component comprises plastics.
18. electronic installation according to claim 13 is characterized in that, above-mentioned insulation component comprises two or more materials.
19. electronic installation according to claim 18 is characterized in that, above-mentioned these materials of above-mentioned insulation assembly are identical, but the thickness difference.
20. electrostatic defending assembly according to claim 18 is characterized in that, above-mentioned these material differences of above-mentioned insulation assembly, and the thickness of above-mentioned these materials is identical or different.
21. electronic installation according to claim 18 is characterized in that, the material of above-mentioned insulation component comprises poly terephthalic acid diethylester, polyethylene terephthalate or pi.
22. electronic installation according to claim 13 is characterized in that, the material of above-mentioned conducting element is the high conductivity material.
23. electronic installation according to claim 22 is characterized in that, the material of above-mentioned conducting element comprises conducting foam or aluminium foil.
24. electronic installation according to claim 13 is characterized in that, the material of above-mentioned housing is a metal.
25. electronic installation according to claim 13 is characterized in that, the material of above-mentioned conductive soleplate is the high conductivity material.
26. electronic installation according to claim 25 is characterized in that, the material of above-mentioned conductive soleplate comprises conducting foam or aluminium foil.
27. electronic installation according to claim 13 is characterized in that, the earthing potential of above-mentioned conductive soleplate treats that with above-mentioned earthing potential on the protection object is different.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910007369 CN101807563B (en) | 2009-02-17 | 2009-02-17 | Electrostatic protection element and electronic device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 200910007369 CN101807563B (en) | 2009-02-17 | 2009-02-17 | Electrostatic protection element and electronic device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101807563A true CN101807563A (en) | 2010-08-18 |
| CN101807563B CN101807563B (en) | 2013-04-17 |
Family
ID=42609285
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 200910007369 Active CN101807563B (en) | 2009-02-17 | 2009-02-17 | Electrostatic protection element and electronic device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN101807563B (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102545128A (en) * | 2012-02-02 | 2012-07-04 | 福建恒杰塑业新材料有限公司 | Cable pipeline capable of being detected conveniently |
| CN102789269A (en) * | 2011-05-17 | 2012-11-21 | 英业达股份有限公司 | Electronic device |
| CN102043429B (en) * | 2009-10-26 | 2013-04-10 | 英业达股份有限公司 | Electrostatic discharge structure of notebook computer |
| CN108770162A (en) * | 2018-07-13 | 2018-11-06 | 维沃移动通信有限公司 | A kind of anti-static device and terminal device |
| CN112635437A (en) * | 2020-12-07 | 2021-04-09 | 丁林 | Chip with anti-static breakdown function |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH10321398A (en) * | 1997-05-22 | 1998-12-04 | Matsushita Electric Ind Co Ltd | Portable electronic equipment |
| CN1263353C (en) * | 2003-04-17 | 2006-07-05 | 华宇电脑股份有限公司 | Electrostatic prevention device |
-
2009
- 2009-02-17 CN CN 200910007369 patent/CN101807563B/en active Active
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102043429B (en) * | 2009-10-26 | 2013-04-10 | 英业达股份有限公司 | Electrostatic discharge structure of notebook computer |
| CN102789269A (en) * | 2011-05-17 | 2012-11-21 | 英业达股份有限公司 | Electronic device |
| CN102789269B (en) * | 2011-05-17 | 2015-09-09 | 英业达股份有限公司 | Electronic installation |
| CN102545128A (en) * | 2012-02-02 | 2012-07-04 | 福建恒杰塑业新材料有限公司 | Cable pipeline capable of being detected conveniently |
| CN102545128B (en) * | 2012-02-02 | 2015-07-29 | 福建恒杰塑业新材料有限公司 | Be convenient to the cable duct detected |
| CN108770162A (en) * | 2018-07-13 | 2018-11-06 | 维沃移动通信有限公司 | A kind of anti-static device and terminal device |
| CN108770162B (en) * | 2018-07-13 | 2021-06-15 | 维沃移动通信有限公司 | Anti-static device and terminal equipment |
| CN112635437A (en) * | 2020-12-07 | 2021-04-09 | 丁林 | Chip with anti-static breakdown function |
| CN112635437B (en) * | 2020-12-07 | 2023-11-17 | 上海慧纤电子科技有限公司 | Chip with anti-static breakdown function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101807563B (en) | 2013-04-17 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP1895826B1 (en) | Electronic Appliance with a metallic heat dissipating member | |
| CN101807563B (en) | Electrostatic protection element and electronic device | |
| CN101640968A (en) | Electrostatic guide structure using metallic oxide generated by anodization | |
| US8059426B2 (en) | Electrostatic guiding device achieved by using metal sputtering and plastic case | |
| CN202635004U (en) | Electromagnetic shielding structure applied to electronic equipment | |
| JP5029232B2 (en) | Connector and information processing apparatus | |
| US20100309602A1 (en) | Printed circuit board and electrostatic discharge protection method for the same | |
| CN201207755Y (en) | Static electricity conducting construction for circuit board | |
| US10021772B2 (en) | Electro-static discharge protection structure and electronic device | |
| US7855897B2 (en) | Electronic device | |
| CN201562212U (en) | Electrostatic grounding structure | |
| CN205124127U (en) | Device structure of mainboard unit | |
| TW201032675A (en) | ESD protection element and electronic apparatus | |
| CN103152975A (en) | Printed circuit board of wall switch | |
| CN102237214A (en) | Grounding structure of button | |
| CN2648764Y (en) | Static electricity eliminating device | |
| CN2938728Y (en) | Device for preventing electromagnetic interference | |
| US7948732B2 (en) | Electrostatic discharge protection device and an electronic device thereof | |
| CN117715402A (en) | Electromagnetic shielding structure for protecting display screen from extra-high voltage static electricity | |
| CN109787209A (en) | A kind of surge protector | |
| US20100155131A1 (en) | Electronic fabric and electronic device using thereof | |
| CN216217748U (en) | PCB with electrostatic protection capability and electronic equipment | |
| CN203181406U (en) | Printed circuit board of wall switch | |
| CN210897086U (en) | Keyboard | |
| CN103000421A (en) | Double electrostatic-discharge protection electronic film switch |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C06 | Publication | ||
| PB01 | Publication | ||
| C10 | Entry into substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |