CN108124414A - A kind of shielding case and terminal - Google Patents
A kind of shielding case and terminal Download PDFInfo
- Publication number
- CN108124414A CN108124414A CN201810032035.1A CN201810032035A CN108124414A CN 108124414 A CN108124414 A CN 108124414A CN 201810032035 A CN201810032035 A CN 201810032035A CN 108124414 A CN108124414 A CN 108124414A
- Authority
- CN
- China
- Prior art keywords
- shielding
- side frame
- outer cover
- frame
- notch
- 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
- 238000005452 bending Methods 0.000 claims abstract description 18
- 230000000694 effects Effects 0.000 abstract description 9
- 238000012986 modification Methods 0.000 description 5
- 230000004048 modification Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- UQMRAFJOBWOFNS-UHFFFAOYSA-N butyl 2-(2,4-dichlorophenoxy)acetate Chemical compound CCCCOC(=O)COC1=CC=C(Cl)C=C1Cl UQMRAFJOBWOFNS-UHFFFAOYSA-N 0.000 description 1
- 230000000994 depressogenic effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
-
- 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
- H05K9/0007—Casings
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Telephone Set Structure (AREA)
Abstract
The present embodiments relate to shielding case field more particularly to a kind of shielding case and terminal, to solve the problems, such as to fix loosely between shielding outer cover in the prior art and shielding internal frame.In the embodiment of the present invention, shielding case includes：Shielding internal frame and the shielding outer cover being fastened on shielding internal frame；Shielding internal frame includes the first side frame and the second side frame；The height of first side frame is more than the height of the second side frame；The bottom surface of first side frame is fixedly connected with mainboard；There are gaps between the bottom surface of second side frame and mainboard；Shielding outer cover includes bending part；Bending part is sticked at gap.Due to the bending part in the embodiment of the present invention, shielding outer cover be sticked in the bottom surface of the second side frame in the gap that is formed after mainboard.The fixation of the second side frame and shielding internal frame of outer cover will be shielded by realizing；And then it improves shielding outer cover and shields the fixed effect of internal frame.
Description
Technical Field
The embodiment of the invention relates to the field of shielding cases, in particular to a shielding case and a terminal.
Background
With the wide application of electronic devices, the operation rate of electronic devices is increasing, and the intensity of noise signals radiated from electronic components in the electronic devices increases day by day, which not only interferes with the use of other devices in corresponding frequency bands, but also easily interferes with the radio frequency receiver of the electronic devices. At present, shielding is often used to prevent electromagnetic interference. The shielding case can realize the shielding effect on the electronic elements on the mainboard.
Currently, the shield is mostly two-piece, including a shield can and a shield inner frame. The shielding outer cover is provided with a plurality of bulges, and the shielding inner frame is provided with a plurality of holes; the protruding block of shielding dustcoat realizes shielding dustcoat and shielding inner tower's fixed in the hole of shielding inner tower. However, due to the structural limitation of the terminal housing, for example, the edge of the terminal is arc-shaped, and the heights of the shielding inner frame and the shielding outer cover corresponding to the corresponding arc-shaped positions are smaller, so that holes cannot be punched on the shielding inner frame, and bumps cannot be formed on the shielding outer cover. Like this, the block is not done to the part of high restriction, shielding inner tower and shielding dustcoat, can lead to the fixed not firm between shielding dustcoat and the shielding inner tower, and the shielding dustcoat takes place to warp, and then causes the interference killing feature of shield cover to weaken.
Disclosure of Invention
The embodiment of the invention provides a shielding cover and a terminal, which are used for solving the problem that the shielding cover and a shielding inner frame are not firmly fixed in the prior art.
An embodiment of the present invention provides a shield case, including: the shielding inner frame and the shielding outer cover buckled on the shielding inner frame; the shielding inner frame comprises a first side frame and a second side frame; the height of the first side frame is greater than that of the second side frame; the bottom surface of the first side frame is fixedly connected with the main board; a gap is formed between the bottom surface of the second side frame and the main board; the shielding outer cover comprises a bending part; the bent part is clamped at the gap.
In the embodiment of the invention, the height of the first side frame is greater than that of the second side frame, namely, the height of the second side frame limits that the hole in the prior art cannot be arranged on the second side frame to realize the clamping with the shielding outer cover. In order to fix the shielding outer cover and the second side frame on the shielding inner frame; in the embodiment of the invention, the shielding outer cover is provided with the bending part; clamping the bent part of the shielding outer cover in a gap formed between the bottom surface of the second side frame and the main board to fix the second side frame of the shielding outer cover and the shielding inner frame; and then the fixed effect of shielding dustcoat and shielding inner tower has been improved.
Optionally, the second side frame comprises a notch; the bending part is clamped in the notch, and the size of the bending part is matched with that of the notch.
Optionally, the second side frame further includes a bottom surface fixedly connected to the main board; the second side frame is an arc-shaped side frame.
Optionally, N holes or N recessed areas are disposed on the first side frame; n is an integer greater than or equal to 1; n bulges are arranged on the shielding outer cover; the N bulges correspond to the N holes or the N sunken areas; the mode that shielding dustcoat and first side frame realize the lock includes any one of following: the N holes and the N bulges are buckled; or, the buckling is realized through the N concave areas and the N bulges.
Optionally, the bent portion is an L-shaped structure; the transverse part of the L-shaped structure is clamped in the notch.
Optionally, the fixed connection manner is Surface Mount Technology (SMT).
Optionally, the first side frame and the second side frame of the shielding inner frame are integrally formed.
The embodiment of the invention provides a terminal which comprises the shielding case.
In the embodiment of the invention, the shielding inner frame comprises a first side frame and a second side frame; the height of the first side frame is greater than that of the second side frame; the bottom surface of the first side frame is fixedly connected with the main board; a gap is formed between the bottom surface of the second side frame and the main board; the shielding outer cover comprises a bending part; the bent part is clamped at the gap. In the embodiment of the invention, the height of the first side frame is greater than that of the second side frame, namely, the height of the second side frame limits that the hole in the prior art cannot be arranged on the second side frame to realize the clamping with the shielding outer cover. In order to fix the shielding outer cover and the second side frame on the shielding inner frame; in the embodiment of the invention, the shielding outer cover is provided with the bending part; clamping the bent part of the shielding outer cover in a gap formed between the bottom surface of the second side frame and the main board to fix the second side frame of the shielding outer cover and the shielding inner frame; and then the fixed effect of shielding dustcoat and shielding inner tower has been improved.
Drawings
In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings needed to be used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings based on these drawings without inventive exercise.
Fig. 1 is a schematic structural diagram of a shielding case according to an embodiment of the present invention;
fig. 2 is a schematic structural diagram of a terminal including a shielding case according to an embodiment of the present invention;
fig. 3 is a side view of a terminal including a shield according to an embodiment of the present invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, the present invention will be described in further detail with reference to the accompanying drawings, and it is apparent that the described embodiments are only a part of the embodiments of the present invention, not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Fig. 1 shows a schematic structural diagram of a shield case to which an embodiment of the present invention is applied. As shown in fig. 1, the shielding case includes a shielding inner frame 10 and a shielding outer case 20 fastened to the shielding inner frame 10; the shield inner frame 10 includes a first side frame 101 and a second side frame 102; the height of the first side frame 101 is greater than that of the second side frame 102; the bottom surface 101a (shown in fig. 2) of the first side frame 101 is fixedly connected with the main board 30 (shown in fig. 2); a gap exists between the bottom surface 102a (shown in fig. 2) of the second side frame 102 and the main board 30 (shown in fig. 2); the shield case 20 includes a bending portion 201; the bending portion 201 is engaged with the gap.
In the embodiment of the invention, the height of the first side frame is greater than that of the second side frame, namely, the height of the second side frame limits that the hole in the prior art cannot be arranged on the second side frame to realize the clamping with the shielding outer cover. In order to fix the shielding outer cover and the second side frame on the shielding inner frame; in the embodiment of the invention, the shielding outer cover is provided with the bending part; clamping the bent part of the shielding outer cover in a gap formed between the bottom surface of the second side frame and the main board to fix the second side frame of the shielding outer cover and the shielding inner frame; and then the fixed effect of shielding dustcoat and shielding inner tower has been improved.
In fig. 1, a gap is formed between the bottom surface of the second side frame 102 and the main board 30 (shown in fig. 2). The gap formed between the bottom surface of the second side frame and the main plate may be the gap formed between the entire second side frame and the main plate. Alternatively, the second side frame may include a notch (e.g., 102a in fig. 1). The bottom surface of the second side frame except the notch is connected with the main board, so that the fixing effect between the second side frame and the main board is further enhanced.
In order to fix the shielding outer cover and the shielding inner frame, the bent part (201 in fig. 1) of the shielding outer cover is engaged with the notch, and the size of the bent part is matched with that of the notch.
The embodiment of the invention provides a clamping mode of a bending part and a notch, which comprises the following steps: the bent part is of an L-shaped structure; the transverse part of the L-shaped structure is clamped in the notch. The engaging manner of the bending portion and the notch may be any other form, and is not specifically limited herein.
In the embodiment of the present invention, most of the edges of the terminal housing are arc-shaped, and in order to adapt to the arc-shaped terminal housing, the second side frame in the embodiment of the present invention is an arc-shaped side frame. Through the embodiment of the invention, the arc-shaped second side frame of the shielding outer cover can be firmly fixed with the shielding inner frame, so that the fixing effect of the shielding inner frame and the shielding outer cover is better.
The embodiment of the invention provides a fixing mode between a shielding outer cover and a shielding inner frame, wherein N holes or N depressed areas (101 b in figure 1) are arranged on a first side frame; n is an integer greater than or equal to 1; the shielding outer cover is provided with N bulges (not shown in figure 1); the N bulges correspond to the N holes or the N sunken areas; the mode that shielding dustcoat and first side frame realize the lock includes any one of following: the N holes and the N bulges are buckled; or, the buckling is realized through the N concave areas and the N bulges. Optionally, when the shielding outer cover is buckled to the shielding inner frame, the N protrusions are buckled in the N holes or the N recessed areas, so that the shielding outer cover and the shielding inner frame are further fixed.
In the embodiment of the invention, the process for arranging the N holes on the first side frame is simple, and if the N concave regions are arranged on the first side frame, the strength of the first side frame is higher than that of the N holes.
In the embodiment of the present invention, the fixed connection manner is a Surface Mount Technology (SMT), a welding manner, and the like.
Optionally, the first side frame and the second side frame of the shielding inner frame are integrally formed. On the one hand, the process is simple. On the other hand, the strength of the shield case thus formed is high.
The embodiment of the invention provides a terminal which comprises the shielding case. Alternatively, the terminal may be a mobile phone, a tablet computer, or other terminal equipment including a shielding case.
Fig. 2 shows a schematic structural diagram of a terminal including a shield case to which an embodiment of the present invention is applied. As shown in fig. 2, the terminal includes a shielding inner frame 10, a shielding outer cover 20 for being buckled to the shielding inner frame 10, and a main board 30. The shielding case is arranged on the terminal, so that electromagnetic mutual interference among all devices on the mainboard can be prevented.
Fig. 3 shows a side view of a terminal including a shield case to which an embodiment of the present invention is applied. As shown in fig. 3, the terminal includes a housing 40, a shield cover 20, a shield inner frame 10, a main board 30, and a bent portion 201 of the shield cover 20. The shield inner frame 10 includes a first side frame 101 and a second side frame 102; the second side frame 102 comprises a notch; the outer shell 40 is arc-shaped, and the second side frame 102 of the shielding inner frame 10 is an arc-shaped side frame; the bent part 201 of the shielding outer cover is an L-shaped structure, and the L-shaped structure is transversely clamped in the notch; the second side frame of the shielding outer cover is fixed with the shielding inner frame; and then the fixed effect of shielding dustcoat and shielding inner tower has been improved.
From the above, it can be seen that: in the embodiment of the present invention, since the height of the first side frame is greater than the height of the second side frame, that is, the height of the second side frame limits that the hole in the prior art cannot be provided on the second side frame to achieve the engagement with the shielding shell. In order to fix the shielding outer cover and the second side frame on the shielding inner frame; in the embodiment of the invention, the shielding outer cover is provided with the bending part; clamping the bent part of the shielding outer cover in a gap formed between the bottom surface of the second side frame and the main board to fix the second side frame of the shielding outer cover and the shielding inner frame; and then the fixed effect of shielding dustcoat and shielding inner tower has been improved.
While preferred embodiments of the present invention have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all such alterations and modifications as fall within the scope of the invention.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (8)
1. A shielding cage, comprising: the shielding inner frame and the shielding outer cover buckled on the shielding inner frame;
the shielding inner frame comprises a first side frame and a second side frame; the height of the first side frame is greater than that of the second side frame;
the bottom surface of the first side frame is fixedly connected with the main board; a gap is formed between the bottom surface of the second side frame and the main board;
the shielding outer cover comprises a bending part; the bent part is clamped at the gap.
2. The shielding cage of claim 1, wherein said second side frame includes a notch therein;
the bending part is clamped in the notch, and the size of the bending part is matched with that of the notch.
3. The shielding cage of claim 2, wherein said second side frame further comprises a bottom surface fixedly attached to said main board; the second side frame is an arc-shaped side frame.
4. The shielding cage of claim 1, wherein said first side frame has N holes or N recessed areas; n is an integer greater than or equal to 1;
n bulges are arranged on the shielding outer cover; the N bulges correspond to the N holes or the N sunken areas;
the mode that shielding dustcoat and first side frame realize the lock includes any one of following:
the N holes and the N bulges are buckled; or,
and buckling is realized through the N concave areas and the N bulges.
5. The shielding cage of claim 2, wherein said bent portion is an L-shaped structure; the transverse part of the L-shaped structure is clamped in the notch.
6. The shielding cage according to any of claims 1 or 3, wherein the means for fixedly attaching is SMT.
7. The shielding cage of claim 1, wherein said first side frame and said second side frame of said shield inner frame are integrally formed.
8. A terminal, characterized in that it comprises a shielding cage according to any one of the preceding claims 1 to 7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810032035.1A CN108124414B (en) | 2018-01-12 | 2018-01-12 | Shielding cover and terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810032035.1A CN108124414B (en) | 2018-01-12 | 2018-01-12 | Shielding cover and terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108124414A true CN108124414A (en) | 2018-06-05 |
| CN108124414B CN108124414B (en) | 2023-11-03 |
Family
ID=62232802
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810032035.1A Active CN108124414B (en) | 2018-01-12 | 2018-01-12 | Shielding cover and terminal |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108124414B (en) |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN108124414B (en) | 2023-11-03 |
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