CN215499704U - PCBA shielding interference structure - Google Patents
PCBA shielding interference structure Download PDFInfo
- Publication number
- CN215499704U CN215499704U CN202120095732.9U CN202120095732U CN215499704U CN 215499704 U CN215499704 U CN 215499704U CN 202120095732 U CN202120095732 U CN 202120095732U CN 215499704 U CN215499704 U CN 215499704U
- Authority
- CN
- China
- Prior art keywords
- shielding cover
- pcba
- shielding
- chip
- interference
- 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.)
- Active
Links
Images
Landscapes
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The utility model discloses a PCBA interference shielding structure, which comprises a shielding cover, a shielding cover bracket, a PCBA, a transmitting chip, a main chip, a receiving chip, a power chip and an isolation plate, wherein components generating an interference source are wrapped by the shielding cover bracket, and then the shielding cover is covered, the interference source can shield through the shielding cover, and the shielding cover is made of ocean white copper/tin plate; the component with the interference source is wrapped in a large area through the shielding cover, and the problem of the interference source for controlling the component is solved.
Description
Technical Field
The utility model relates to a PCBA structure, in particular to a PCBA interference shielding structure.
Background
The main chip/receiving and transmitting chip/power supply chip on the main board PCB can generate an interference source in starting, and the signal interference on the antenna is large, so that the information of the antenna is poor;
the utility model mainly solves the problem that radio frequency signals do not reach the standard, and the interference of a main chip/a receiving chip/a transmitting chip/a power supply chip on a main board PCB to radio frequency is avoided.
SUMMERY OF THE UTILITY MODEL
The present invention is directed to a PCBA interference shielding structure to solve the above-mentioned problems.
In order to achieve the purpose, the utility model provides the following technical scheme:
a PCBA shielding interference structure comprises a shielding cover, a shielding cover support, a PCBA board, an emission chip, a main chip, a receiving chip, a power chip and an isolation board, wherein the emission chip, the main chip, the receiving chip and the power chip are respectively arranged in each area on the PCBA board, the shielding cover support is fixedly installed on the PCBA board through bonding, and the shielding cover support is detachably connected with the shielding cover through a buckling position; the main body of the shielding cover bracket is a frame-shaped metal section with the same shape as the PCBA board, and the edge of the shielding cover bracket is fixedly connected with the edge of the PCBA board through glue;
as a further scheme of the utility model: the middle of the area, corresponding to each component of the PCBA, on the shielding cover bracket is welded with an isolation plate, and the mutual interference among the components can be shielded through the isolation plate;
as a further scheme of the utility model: the shielding cover is made of tinplate or foreign white copper;
as a further scheme of the utility model: the shielding cover support is provided with observation hole sites at positions corresponding to the components, so that the states of the components can be observed when the shielding cover is opened, and the components can be conveniently replaced and maintained when problems occur.
Compared with the prior art, the utility model has the beneficial effects that:
1. the shielding cover bracket is added, so that the production line and after-sale maintenance are facilitated, and the maintenance cost is reduced; the shielding cover is buckled on the bracket to shield the interference source;
2. the insulating plate can reduce interference between internal components.
Drawings
FIG. 1 is a schematic diagram of a PCBA interference shielding structure;
fig. 2 is a schematic view of a bottom structure of a shield cover bracket in a PCBA interference shielding structure.
In the figure: the chip comprises a shielding cover 1, a shielding cover support 2, a PCBA board 3, a transmitting chip 4, a main chip 5, a receiving chip 6, a power supply chip 7 and an isolation board 8.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and 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.
Referring to fig. 1-2, in the embodiment of the present invention, a PCBA interference shielding structure includes a shielding cover 1, a shielding cover support 2, a PCBA board 3, an emission chip 4, a main chip 5, a reception chip 6, a power chip 7, and an isolation board 8, where each area on the PCBA board 3 is respectively provided with the emission chip 4, the main chip 5, the reception chip 6, and the power chip 7, and meanwhile, the PCBA board 3 is fixedly provided with the shielding cover support 2 by adhesion, and the shielding cover support 2 is detachably connected with the shielding cover 1 by a fastening position;
the main body of the shielding cover bracket 2 is a frame-shaped metal section with the same shape as the PCBA board 3, and the edge of the shielding cover bracket 2 is fixedly connected with the edge of the PCBA board 3 through glue;
the shielding cover 1 is made of tinplate or foreign white copper;
the shielding cover bracket 2 is provided with observation hole sites at positions corresponding to the components, so that the states of the components can be observed when the shielding cover 1 is opened, and the components can be conveniently replaced and maintained when problems occur;
the welding has isolated board 8 in the middle of the regional that each components and parts of PCBA board 3 correspond on shielding lid support 2, can shield the mutual interference between each components and parts through isolated board 8.
The working principle of the utility model is as follows: firstly, a component generating an interference source is wrapped by a shielding cover bracket, and then a shielding cover is covered, the interference source can shield through the shielding cover, and the shielding cover is made of foreign white copper/tin plate; the component with the interference source is wrapped in a large area through the shielding cover, and the problem of the interference source for controlling the component is solved.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; 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.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.
Claims (4)
1. A PCBA shielding interference structure comprises a shielding cover (1), a shielding cover support (2) and a PCBA board (3), and is characterized in that the shielding cover support (2) is fixedly mounted on the PCBA board (3) through bonding, and the shielding cover support (2) is detachably connected with the shielding cover (1) through buckling positions; each area on the PCBA board (3) is respectively provided with a transmitting chip (4), a main chip (5), a receiving chip (6) and a power supply chip (7); the main body shape of the shielding cover support (2) is a frame-shaped metal section bar with the same shape as the PCBA board (3), and the edge of the shielding cover support (2) is fixedly connected with the edge of the PCBA board (3) through glue.
2. A PCBA interference shielding structure according to claim 1, characterised in that an insulating plate (8) is welded to the shield cover support (2) in the middle of the area corresponding to each component of the PCBA board (3).
3. A PCBA interference shielding structure according to claim 1, characterized in that the shield cover (1) is made of tinplate or cupronickel.
4. The PCBA interference shielding structure according to claim 1, wherein the shielding cover bracket (2) is provided with an observation position at a position corresponding to each component.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120095732.9U CN215499704U (en) | 2021-01-13 | 2021-01-13 | PCBA shielding interference structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120095732.9U CN215499704U (en) | 2021-01-13 | 2021-01-13 | PCBA shielding interference structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215499704U true CN215499704U (en) | 2022-01-11 |
Family
ID=79760924
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120095732.9U Active CN215499704U (en) | 2021-01-13 | 2021-01-13 | PCBA shielding interference structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215499704U (en) |
-
2021
- 2021-01-13 CN CN202120095732.9U patent/CN215499704U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202160378U (en) | Shield cover and shield cover component | |
| CN215499704U (en) | PCBA shielding interference structure | |
| CN206505277U (en) | Intelligent watch | |
| CN201146240Y (en) | Multi-frequency antenna and antenna apparatus using the same | |
| CN201142457Y (en) | Electric connecting assembly | |
| CN201985233U (en) | Active antenna | |
| CN102612307B (en) | One easily welds radome | |
| CN201294630Y (en) | Anti-interference capacitance microphone | |
| CN216218556U (en) | Coaxial cable solder joint shielding structure based on impedance matching | |
| CN102544773B (en) | Multi-module common antenna and POS (Point of Sale) machine comprising the same | |
| CN102361119B (en) | Wideband combiner | |
| CN204681580U (en) | Loud speaker module | |
| CN207164493U (en) | Intelligent watch | |
| CN206789697U (en) | A kind of anti-tampering type Big Dipper passive antenna | |
| CN206575756U (en) | Radome radiating product | |
| CN217691629U (en) | Vehicle-mounted built-in antenna box | |
| CN218941662U (en) | High-fundamental-frequency crystal patch mounting device | |
| CN205484451U (en) | Intelligence AMI electric energy meter | |
| CN210519371U (en) | Wireless radio frequency module | |
| CN213367782U (en) | Improved generation intercom PCB integrated circuit board structure | |
| CN216752465U (en) | Novel plastic shell structure of filter | |
| CN107742781A (en) | Antenna structure and the mobile terminal with the antenna structure | |
| CN215869348U (en) | Ceramic packaging substrate with self-shielding structure | |
| CN221081626U (en) | Circuit board and intelligent glasses | |
| CN212874199U (en) | Lying type magnetic ring box |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |