CN110418561A - A kind of machine box for server and its mainboard ESD protection structure - Google Patents
A kind of machine box for server and its mainboard ESD protection structure Download PDFInfo
- Publication number
- CN110418561A CN110418561A CN201910526329.4A CN201910526329A CN110418561A CN 110418561 A CN110418561 A CN 110418561A CN 201910526329 A CN201910526329 A CN 201910526329A CN 110418561 A CN110418561 A CN 110418561A
- Authority
- CN
- China
- Prior art keywords
- mainboard
- metal
- esd protection
- metallic component
- protection structure
- 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
- 229910052751 metal Inorganic materials 0.000 claims abstract description 85
- 239000002184 metal Substances 0.000 claims abstract description 85
- 229910001021 Ferroalloy Inorganic materials 0.000 claims description 3
- 229910001069 Ti alloy Inorganic materials 0.000 claims description 3
- 229910052755 nonmetal Inorganic materials 0.000 claims description 3
- 230000001012 protector Effects 0.000 claims description 2
- 230000008676 import Effects 0.000 abstract description 4
- 238000013461 design Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000009434 installation Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 230000006870 function Effects 0.000 description 2
- 239000000203 mixture Substances 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 239000000853 adhesive Substances 0.000 description 1
- 230000001070 adhesive effect Effects 0.000 description 1
- 230000015572 biosynthetic process Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 125000004122 cyclic group Chemical group 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 1
- 239000010931 gold Substances 0.000 description 1
- 229910052737 gold Inorganic materials 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 230000007246 mechanism Effects 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000012827 research and development Methods 0.000 description 1
Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/18—Packaging or power distribution
- G06F1/181—Enclosures
- G06F1/182—Enclosures with special features, e.g. for use in industrial environments; grounding or shielding against radio frequency interference [RFI] or electromagnetical interference [EMI]
-
- 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
- H05K9/00—Screening of apparatus or components against electric or magnetic fields
- H05K9/0067—Devices for protecting against damage from electrostatic discharge
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Electromagnetism (AREA)
- Computer Hardware Design (AREA)
- Power Engineering (AREA)
- Human Computer Interaction (AREA)
- General Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Elimination Of Static Electricity (AREA)
Abstract
The present invention discloses a kind of mainboard ESD protection structure, including the mounting portion being set on mainboard, the non-metallic component being set on the mounting portion, the metal protection part for being connected with metal cabinet and being located at the non-metallic component side, it is provided with the electrostatic attraction face of predetermined width in the metal protection part, the Electro-static Driven Comb around the non-metallic component is guided to the electrostatic attraction face.Since the electrostatic attraction face in metal protection part has enough width and surface area, when generating Electro-static Driven Comb around non-metallic component, electrostatic attraction face almost covers the generation range of Electro-static Driven Comb, therefore it can receive and cover completely the partial electrostatic, it guides to metal cabinet so that electrostatic attraction face can be smoothly through after Electro-static Driven Comb and imports the earth, prevent the case where electrostatic is omitted or crosses metal protection part, and then electrostatic is avoided directly to strike onto mainboard.Invention additionally discloses a kind of machine box for server, its advantages are as described above.
Description
Technical field
The present invention relates to server technology field, in particular to a kind of mainboard ESD protection structure.The invention further relates to one kind
Machine box for server including above-mentioned mainboard ESD protection structure.
Background technique
With the development of China Electronics's technology, more and more electronic equipments have been used widely.
Server is the important component in electronic equipment, is to provide the equipment of the service of calculating.Since server needs
Service request is responded, and is handled, therefore in general server should have the service of undertaking and ensure the ability of service.Root
The service type provided according to server is different, is divided into file server, database server, apps server, WEB service
Device etc..The main composition of server includes that processor, hard disk, memory, system bus etc. are similar with general computer architecture,
But due to needing to provide highly reliable service, processing capacity, stability, reliability, safety, scalability, can
It is managerial etc. more demanding.
In big data era, a large amount of information technoloy equipment can be put together in the cabinet of data center.These data centers packet
Containing all types of servers, storage, interchanger and a large amount of cabinet and other infrastructure.Every kind of information technoloy equipment is all by various hard
Part board composition, such as computing module, memory module, cabinet, blower module.
Currently, ESD (electronic-static discharge) electrostatic interference is that all IT products cannot all be ignored
One problem, antistatic are designed to the most important thing of the design research and development for IT product.The most important source of electrostatic interference is people
Body electrostatic charge, when human body touch equipment, it is possible to produce great static discharge, when static discharge acts on ground connection well
Metal parts when, and when metal parts grounding design is good, charge can be directed into ground.But act on non-metallic component
When, atmospherical discharges can be generated, this kind of electrostatic will not be directed through metal parts and be inducted into ground, but directly apply by coupling
To mainboard, greatly interference is generated to mainboard.Atmospherical discharges are even higher up to 15KV, relative to the contact discharge of metal parts,
Its harm is bigger, it is easy to cause properties of product to reduce, and part or all of loss of function.
In the prior art, for non-metallic component (such as LED light) when mechanism designs, gap is smaller, surrounding
Metal contact surface does not have compulsory width requirement, causes the metal interface width of portioned product relatively narrow, is difficult all to pass through
Metal chassis, which guides charge, flows into design GND.When Electro-static Driven Comb intensity is very high, charge has greater probability straight by gap
It connects and is coupled to mainboard, interference is generated to mainboard, will lead to properties of product reduction or even part or all of loss of function when serious.
Therefore, electrostatic how is effectively prevented by preventing from causing mainboard in non-metallic component coupled discharge to mainboard
Electrostatic interference is the technical issues of those skilled in the art is faced.
Summary of the invention
The object of the present invention is to provide a kind of mainboard ESD protection structures, can be effectively prevented electrostatic and pass through non-metal portion
In part coupled discharge to mainboard, prevent from causing electrostatic interference to mainboard.It is a further object of the present invention to provide a kind of server machines
Case.
In order to solve the above technical problems, the present invention provides a kind of mainboard ESD protection structure, including the peace being set on mainboard
Dress portion, the non-metallic component being set on the mounting portion are connected with metal cabinet and are located at the non-metallic component side
Metal protection part is provided with the electrostatic attraction face of predetermined width in the metal protection part, around the non-metallic component
Electro-static Driven Comb guide to the electrostatic attraction face.
Preferably, the metal protection part is annular in shape, and is distributed in the outer circumferential of the non-metallic component.
Preferably, the metal protection part includes being erected on the metal cabinet surface and around the non-metallic component
The mounting cylinder of distribution, the electrostatic attraction face is annular in shape, and is horizontally placed on the top outer wall of the mounting cylinder.
Preferably, the metal protection part is rectangular, and is tangentially distributed in the side of the non-metallic component.
Preferably, the metal protection part is specially ferroalloy plate or titanium alloy sheet.
Preferably, the lightening hole of several hollow outs is uniformly provided in the metal protection part.
Preferably, the width in the electrostatic attraction face is 1~2cm.
Preferably, the metal protection part is detachably connected by fastener and the metal cabinet.
The present invention also provides a kind of machine box for server, including metal cabinet and it is set to the intracorporal mainboard of the metal box
ESD protection structure, wherein the mainboard ESD protection structure is specially ESD protection structure described in any of the above embodiments.
Mainboard ESD protection structure provided by the present invention mainly includes mounting portion, non-metallic component and metal protection part.
Wherein, mounting portion is arranged on mainboard, is mainly used for installing non-metallic component, and metal protection part is arranged on metal chassis simultaneously
It is coupled, meanwhile, which is located at the lateral location of non-metallic component, keeps pre-determined distance with it.It is anti-in metal
Electrostatic attraction face is provided in guard, which has predetermined width and large surface area, can be by non-metallic component
The Electro-static Driven Comb of surrounding, which is led through, to be come, and is transferred on metal chassis, final to import the earth.In this way, due in metal protection part
Electrostatic attraction face have enough width and surface area, around non-metallic component generate Electro-static Driven Comb when, electrostatic attraction face
The generation range of Electro-static Driven Comb is almost covered, therefore can receive and cover completely the partial electrostatic, so that electrostatic is released
It can be smoothly through electrostatic attraction face after putting to guide to metal cabinet and import the earth, prevent electrostatic and omit or cross gold
The case where belonging to protector, and then electrostatic is avoided directly to strike onto mainboard.In conclusion mainboard ESD provided by the present invention is anti-
Protection structure can be effectively prevented electrostatic and cause electrostatic dry to mainboard by preventing in non-metallic component coupled discharge to mainboard
It disturbs.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is a kind of overall structure diagram of specific embodiment provided by the present invention.
Fig. 2 is a kind of concrete structure schematic diagram of metal protection part.
Wherein, in Fig. 1-Fig. 2:
Mainboard -1, mounting portion -2, non-metallic component -3, metal protection part -4, electrostatic attraction face -401, mounting cylinder
402, lightening hole -5.
Specific embodiment
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation description, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Referring to FIG. 1, Fig. 1 is a kind of overall structure diagram of specific embodiment provided by the present invention.
In a kind of specific embodiment provided by the present invention, mainboard ESD protection structure mainly includes mounting portion 2, non-
Metal parts 3 and metal protection part 4.
Wherein, mounting portion 2 is arranged on mainboard 1, is mainly used for installing non-metallic component 3, and the setting of metal protection part 4 exists
It is on metal chassis and coupled, meanwhile, which is located at the lateral location of non-metallic component 3, keeps default with it
Distance.
It is provided with electrostatic attraction face 401 in metal protection part 4, the electrostatic attraction face 401 has predetermined width and larger
Electro-static Driven Comb around non-metallic component 3 can be led through and, and be transferred on metal chassis by surface area, final to import greatly
Ground.In this way, since the electrostatic attraction face 401 in metal protection part 4 has enough width and surface area, when non-metallic component 3
When surrounding generates Electro-static Driven Comb, electrostatic attraction face 401 almost covers the generation range of Electro-static Driven Comb, therefore can be complete
The partial electrostatic is received and covers, so that the guidance of electrostatic attraction face 401 can be smoothly through after Electro-static Driven Comb to metal cabinet
And the earth is imported, prevent the case where electrostatic is omitted or crosses metal protection part 4, and then electrostatic is avoided directly to strike to mainboard
On 1.
In conclusion mainboard ESD protection structure provided by the present embodiment, can be effectively prevented electrostatic pass through it is nonmetallic
In component 3 coupled discharge to mainboard 1, prevent from causing electrostatic interference to mainboard 1.
As shown in Fig. 2, Fig. 2 is a kind of concrete structure schematic diagram of metal protection part.
In a kind of preferred embodiment about metal protection part 4, the metal protection part 4 is concretely cyclic annular, and
Around the outer circumferential position for being distributed in non-metallic component 3.Specifically, the metal protection part 4 further includes mounting cylinder 402.Wherein,
The mounting cylinder 402 erects on the surface of metal cabinet --- metal can certainly be extended on by structures such as connecting plates
On the side wall of cabinet, inner hollow, and can be that axle center is circumferentially distributed around its with non-metallic component 3 (being generally in the form of a column).
And electrostatic attraction face 401 can be in the annular shape of circumferentially deploying, and be horizontally set on the top outer wall of mounting cylinder 402, quite
In on the top for being set in mounting cylinder 402.Also, it is certain that the level height in electrostatic attraction face 402 is generally below non-metallic component 3
Distance so can successfully to be transferred on the electrostatic attraction face 401 of surrounding when Electro-static Driven Comb along release way.So set
It sets, the electrostatic attraction face 401 in metal protection part 4 can be unfolded as similar covering of the fan circumference, and width is its radical length,
Its area coverage is circularized area.In the ideal case, the annulus around non-metallic component 3 is that electrostatic is released
The occurrence scope put, therefore cricoid metal protection part 4 can be completely covered and receive electrostatic.
In another preferred embodiment about metal protection part 4, it is contemplated that 3 (such as LED light of non-metallic component
Deng) installation site on mainboard 1 is generally corner, surrounding installation space is limited, and manpower when operating generally only
One side space (upside as shown in Figure 1) is appeared in, therefore, for convenience of installing and reducing metal protection part 4 to metal chassis
Interior space hold, metal protection part 4 can be with rectangular, i.e., strip can be pasted with preset length and enough width
It is attached on the both ends side wall of metal chassis, and is located at the common front side of 3 surrounding of non-metallic component.Meanwhile electrostatic attraction
Face 401 is attached on side (upside as shown in Figure 1) idle surface of metal protection part 4, and the two combines to form " L " type knot
Structure, when the electrostatic attraction that manpower is when common front side operates, and electrostatic attraction face 401 can smoothly discharge the segment space
Come over, re-boots on metal chassis.
In general, the width in the electrostatic attraction face 401 being arranged in metal protection part 4 is up to 1~2cm, the width of the size
Range is sufficiently large, can cover the generation range of the Electro-static Driven Comb around non-metallic component 3 more entirely, while avoiding additionally occupying
Installation space in server.
For the electrostatic absorbability and structural strength for improving metal protection part 4, the metal protection part 4 concretely ferroalloy
Plate or titanium alloy sheet.Certainly, the conductive metal material of remaining type can also use.
In addition, the present embodiment has also uniformly opened up in metal protection part 4 several for the light-weight design for realizing server
The lightening hole 5 of a hollow out.So set, opening up by each lightening hole 5, can not only mitigate the weight of metal protection part 4,
The heat dissipation effect inside machine box for server can also be improved on the basis of not damaging structural strength or slight decrease structural strength
Rate.
Moreover, installation and removal for convenience of metal protection part 4 on metal chassis etc. operate, in the present embodiment,
Metal protection part 4 can be specifically detachably connected by several fasteners and metal cabinet formation.For example, metal protection part 4
Head and the tail two sides can by the side wall of the fasteners such as bolt and metal cabinet tense connect, it is, of course, also possible to by adhesive or its
Remaining part part realizes being detachably connected between the two.
The present embodiment also provides a kind of machine box for server, mainly includes metal cabinet and setting in the intracorporal master of the metal box
Plate ESD protection structure, wherein metal cabinet ground connection, and the main contents of mainboard ESD protection structure and above-mentioned related content phase
Together, details are not described herein again.
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention.
Various modifications to these embodiments will be readily apparent to those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention
It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one
The widest scope of cause.
Claims (9)
1. a kind of mainboard ESD protection structure, which is characterized in that including be set on mainboard (1) mounting portion (2), be set to institute
The metal for stating the non-metallic component (3) on mounting portion (2), being connected with metal cabinet and being located at the non-metallic component (3) side
Protector (4) is provided with the electrostatic attraction face (401) of predetermined width on the metal protection part (4), by the non-metal portion
Electro-static Driven Comb around part (3) is guided on the electrostatic attraction face (401).
2. mainboard ESD protection structure according to claim 1, which is characterized in that the metal protection part (4) annularly,
And it is distributed in the outer circumferential of the non-metallic component (3).
3. mainboard ESD protection structure according to claim 2, which is characterized in that the metal protection part (4) includes erecting
In on the metal cabinet surface and around the mounting cylinder (402) of the non-metallic component (3) distribution, the electrostatic attraction face
(401) annularly, it and is horizontally placed on the top outer wall of the mounting cylinder (402).
4. mainboard ESD protection structure according to claim 1, which is characterized in that the metal protection part (4) is in rectangle
Shape, and tangentially it is distributed in the side of the non-metallic component (3).
5. mainboard ESD protection structure according to claim 3 or 4, which is characterized in that the metal protection part (4) is specific
For ferroalloy plate or titanium alloy sheet.
6. mainboard ESD protection structure according to claim 5, which is characterized in that uniformly opened on the metal protection part (4)
Lightening hole (5) equipped with several hollow outs.
7. mainboard ESD protection structure according to claim 6, which is characterized in that the width of the electrostatic attraction face (401)
For 1~2cm.
8. mainboard ESD protection structure according to claim 7, which is characterized in that the metal protection part (4) passes through fastening
Part is detachably connected with the metal cabinet.
9. a kind of machine box for server, including metal cabinet and it is set to the intracorporal mainboard ESD protection structure of the metal box, it is special
Sign is that the mainboard ESD protection structure is specially the described in any item ESD protection structures of claim 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910526329.4A CN110418561B (en) | 2019-06-18 | 2019-06-18 | Server machine case and mainboard ESD protective structure thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910526329.4A CN110418561B (en) | 2019-06-18 | 2019-06-18 | Server machine case and mainboard ESD protective structure thereof |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110418561A true CN110418561A (en) | 2019-11-05 |
| CN110418561B CN110418561B (en) | 2020-10-02 |
Family
ID=68359260
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910526329.4A Active CN110418561B (en) | 2019-06-18 | 2019-06-18 | Server machine case and mainboard ESD protective structure thereof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110418561B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013234571A (en) * | 2013-08-28 | 2013-11-21 | Taruno Kazuo | Lifetime care system |
| CN205430747U (en) * | 2016-04-06 | 2016-08-03 | 浙江亿东环保科技有限公司 | Electrostatic protection device that LCD screen became invalid is sent to anion |
| CN108958409A (en) * | 2018-07-11 | 2018-12-07 | 孝感卓尔网络科技有限公司 | A kind of computer host box with anti-static function |
-
2019
- 2019-06-18 CN CN201910526329.4A patent/CN110418561B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2013234571A (en) * | 2013-08-28 | 2013-11-21 | Taruno Kazuo | Lifetime care system |
| CN205430747U (en) * | 2016-04-06 | 2016-08-03 | 浙江亿东环保科技有限公司 | Electrostatic protection device that LCD screen became invalid is sent to anion |
| CN108958409A (en) * | 2018-07-11 | 2018-12-07 | 孝感卓尔网络科技有限公司 | A kind of computer host box with anti-static function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN110418561B (en) | 2020-10-02 |
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