CN211720996U - Mainboard structure for realizing electromagnetic protection - Google Patents
Mainboard structure for realizing electromagnetic protection Download PDFInfo
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- CN211720996U CN211720996U CN202020818834.4U CN202020818834U CN211720996U CN 211720996 U CN211720996 U CN 211720996U CN 202020818834 U CN202020818834 U CN 202020818834U CN 211720996 U CN211720996 U CN 211720996U
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- plate
- mainboard
- metal
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- sensitive element
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- 239000002184 metal Substances 0.000 claims abstract description 28
- 229910052751 metal Inorganic materials 0.000 claims abstract description 28
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 239000013078 crystal Substances 0.000 description 13
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 7
- 229910052802 copper Inorganic materials 0.000 description 7
- 239000010949 copper Substances 0.000 description 7
- 238000013461 design Methods 0.000 description 3
- 238000011161 development Methods 0.000 description 3
- 238000006467 substitution reaction Methods 0.000 description 3
- 238000012360 testing method Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000005855 radiation Effects 0.000 description 2
- 230000003068 static effect Effects 0.000 description 2
- 238000012356 Product development Methods 0.000 description 1
- 239000012634 fragment Substances 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
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- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The utility model provides a realize electromagnetic protection's mainboard structure, include: the metal buckle comprises a bottom plate fixed below the sensitive element area, a side plate movably connected with the bottom plate and a top plate connected with the side plate, the joint of the top plate and the side plate is fixed at a right angle, and the distance between the top plate and the bottom plate is greater than the height of all elements on the main plate; the utility model discloses there is the special case of sensitive device to the mainboard edge, utilizes the characteristic that the metal can shield electromagnetic interference, sets up the shielding layer of metal buckle formation to realize mainboard edge ground connection nearby, strengthen the electromagnetic compatibility's of mainboard shielding and protection.
Description
Technical Field
The utility model belongs to the technical field of the mainboard overall arrangement, concretely relates to realize electromagnetic protection's mainboard structure.
Background
With the advent of the big data era, the development of server products rises rapidly, in the design of server products, due to the complexity and diversity of circuits, the electromagnetic compatibility is more and more difficult to meet, the variety and the number of mainboard devices are more and more caused by more and more functions on a mainboard, the average density of the mainboard devices is more and more increased, and the layout design of the mainboard becomes a key research topic.
In the current motherboard layout design, there are some special cases, for example, when the structure or space is limited, some sensitive devices (such as crystal oscillator, etc.) have to be arranged at the edge of the motherboard, and the ground protection is enhanced by going down through screw holes or elastic sheets.
Under the condition, when the sensitive device is at the edge of the board and is close to the direction of the port, the shielding protection of the sensitive device is reduced due to the opening of the port area, the radiation standard exceeding or the interference during the static test is easily caused, the device is temporarily failed and restarted, and if the situation is serious, the sensitive device can be directly damaged, so that the prototype cannot be started, and the radiation or static test requirements cannot be met. On the other hand, the screw fixation or the mode such as through shell fragment ground connection area is big, and has certain cost and operation flow, also can only find the problem after actual test, adjusts through next version overall arrangement, often can cause very big loss and postpone the development time, seriously influences the product development progress, has increased development cost, has greatly reduced product market competition.
SUMMERY OF THE UTILITY MODEL
The aforesaid is not enough to prior art, the utility model provides a realize electromagnetic protection's mainboard structure to solve above-mentioned technical problem.
The utility model provides a realize electromagnetic protection's mainboard structure, include: the metal buckle comprises a bottom plate fixed below the sensitive element area, a side plate movably connected with the bottom plate and a top plate connected with the side plate, the top plate is fixed at the joint of the side plate at a right angle, and the distance between the top plate and the bottom plate is greater than the height of all elements on the main plate.
Furthermore, the sensitive element of the mainboard is tightly fixed on the sensitive element area.
Furthermore, a copper paving area is arranged above the sensitive element, and an exposed area is arranged above the copper paving area.
Further, the structure also comprises a metal baffle plate, and the metal baffle plate is arranged at the outer edge of the sensitive element area and is connected with the metal buckle.
The utility model has the advantages that,
the utility model provides a pair of realize electromagnetic protection's mainboard structure has the special case of sensitive device to the mainboard edge, utilizes the characteristic that the metal can shield electromagnetic interference, sets up the shielding layer of metal buckle formation to realize the mainboard edge ground connection nearby, strengthen the electromagnetic compatibility's of mainboard shielding and protection.
Furthermore, the utility model relates to a principle is reliable, and simple structure has very extensive application prospect.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic top view of a motherboard structure according to an embodiment of the present application;
FIG. 2 is a cross-sectional view of a metal snap closure according to an embodiment of the present application;
FIG. 3 is a cross-sectional view of the metal clasp of one embodiment of the present application open;
wherein, 1, a main board; 2. a metal buckle; 3. a metal baffle plate; 4. a sensitive element region; 5. crystal oscillation; 6. paving a copper area; 7. an exposed area; 8. a base plate; 9. a side plate; 10. a top plate.
Detailed Description
In order to make the technical solutions in the present invention better understood, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts shall belong to the protection scope of the present invention.
It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention. Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first," "second," etc. may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.
The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.
Example 1
As shown in fig. 1, the present embodiment provides a motherboard 1 structure for implementing electromagnetic protection, including: the device comprises a main board 1, a metal buckle 2 and a metal baffle 3, wherein a sensitive element area 4 is arranged at the edge of the main board 1; the metal baffle 3 is arranged at the outer edge of the sensitive element area 4 and is connected with the metal buckle 2; in this embodiment, the sensitive element of the main board 1 is a crystal oscillator 5, and the crystal oscillator 5 is fixed in close contact with the sensitive element region 4; a copper paving area 6 is arranged above the crystal oscillator 5, and an exposed area 7 is arranged above the copper paving area 6; as shown in fig. 2, the metal buckle 2 includes a bottom plate 8 fixed below the sensitive element region 4, a side plate 9 movably connected with the bottom plate 8, and a top plate 10 connected with the side plate 9, where the top plate 10 is fixed at a right angle to the side plate 9, and a distance between the top plate 10 and the bottom plate 8 includes: the height of all components on the main board 1, the height of the copper-laid areas 6 and the height of the bare areas 7.
In the embodiment, the sensitive element of the main board 1 is a crystal oscillator 5, the crystal oscillator is fixed in the sensitive element area 4 of the main board 1, copper is laid on the crystal oscillator, and the crystal oscillator is exposed above the copper laying area 6, so that the anti-interference capability is improved, and the shielding effect of the structure is improved; as shown in fig. 3, the top plate 10 of the metal buckle 2 is fixed with the side plate 9, the side plate 9 and the bottom plate 8 rotate to control the opening and closing of the buckle, and the metal can shield electromagnetic interference, so that the metal buckle 2 can effectively prevent the interference from radiating outwards or external interference from radiating to the crystal oscillator 5; the base of the metal buckle 2 is tightly attached to the main board 1, and the crystal oscillator is fixed in a manner of being tightly attached to the sensitive element area 4, so that the crystal oscillator 5 is close to the metal base to the maximum extent due to the layout, and a good shielding effect is obtained; the metal baffle 3 is arranged at the edge of the sensitive element area 4 and can further shield the interference of electromagnetism on the crystal oscillator 5.
Although the present invention has been described in detail by referring to the drawings in conjunction with the preferred embodiments, the present invention is not limited thereto. Various equivalent modifications or substitutions can be made on the embodiments of the present invention by those skilled in the art without departing from the spirit and substance of the present invention, and these modifications or substitutions are intended to be within the scope of the present invention/any person skilled in the art can easily conceive of changes or substitutions within the technical scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the claims.
Claims (4)
1. The utility model provides a realize electromagnetic protection's mainboard structure which characterized in that includes: the metal buckle comprises a bottom plate fixed below the sensitive element area, a side plate movably connected with the bottom plate and a top plate connected with the side plate, the top plate is fixed at the joint of the side plate at a right angle, and the distance between the top plate and the bottom plate is greater than the height of all elements on the main plate.
2. A motherboard structure for implementing electromagnetic protection as recited in claim 1, wherein the sensitive component of the motherboard is fixed closely to the sensitive component area.
3. The mainboard structure for realizing electromagnetic protection according to claim 1, wherein a copper-clad area is arranged above the sensitive element, and an exposed area is arranged above the copper-clad area.
4. The motherboard structure capable of realizing electromagnetic protection as recited in claim 1, wherein said structure further comprises a metal baffle plate, said metal baffle plate is disposed at an outer edge of the sensitive element region and is connected with the metal snap.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020818834.4U CN211720996U (en) | 2020-05-15 | 2020-05-15 | Mainboard structure for realizing electromagnetic protection |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020818834.4U CN211720996U (en) | 2020-05-15 | 2020-05-15 | Mainboard structure for realizing electromagnetic protection |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211720996U true CN211720996U (en) | 2020-10-20 |
Family
ID=72836503
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020818834.4U Active CN211720996U (en) | 2020-05-15 | 2020-05-15 | Mainboard structure for realizing electromagnetic protection |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211720996U (en) |
-
2020
- 2020-05-15 CN CN202020818834.4U patent/CN211720996U/en active Active
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