CN204069473U - A kind of PCB preventing disturbing - Google Patents
A kind of PCB preventing disturbing Download PDFInfo
- Publication number
- CN204069473U CN204069473U CN201420360807.1U CN201420360807U CN204069473U CN 204069473 U CN204069473 U CN 204069473U CN 201420360807 U CN201420360807 U CN 201420360807U CN 204069473 U CN204069473 U CN 204069473U
- Authority
- CN
- China
- Prior art keywords
- circuit board
- board body
- ground copper
- signal ground
- digital signal
- 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.)
- Expired - Fee Related
Links
Landscapes
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The utility model discloses a kind of PCB preventing disturbing, comprise circuit board body, it is characterized in that: the angle place of described circuit board body is provided with digital signal ground copper, circuit board body is provided with analog signal ground copper with position, digital signal diagonal place, digital signal ground copper and analog signal ground copper are all installed with interference prevention cover; Described protective cover is made up of case and magnet ring; Described protective cover is fixed by welding in circuit board body.The utility model separates the double shielding of ground connection and protective cover by digital grounding copper sheet and analogue ground copper sheet, effectively prevent interference, ensure that the stability of circuit board work.
Description
Technical field
The utility model relates to art of printed circuit boards, is more particularly a kind of PCB preventing disturbing.
Background technology
PCB(Printed Circuit Board), Chinese is printed wiring board, and being called for short printed board, is one of vitals of electronics industry.Almost often kind of electronic equipment, little of electronic watch, calculator, arrive computer greatly, communication electronic device, military issue weapons system, as long as there are the electronic devices and components such as integrated circuit, in order to the electric interconnection between them, all will use printed board.On existing circuit board, numeral is all generally mixing nearby with the signaling module of simulation, and this operationally easily causes the mutual interference between them, and then affects the normal work of circuit board.
Utility model content
The purpose of this utility model is to make up the deficiencies in the prior art, provides a kind of PCB preventing disturbing.
The purpose of this utility model is achieved through the following technical solutions:
A kind of PCB preventing disturbing, comprise circuit board body, it is characterized in that: the angle place of described circuit board body is provided with digital signal ground copper, circuit board body is provided with analog signal ground copper with position, digital signal diagonal place, digital signal ground copper and analog signal ground copper are all installed with interference prevention cover.
Described a kind of PCB preventing disturbing, is characterized in that: described protective cover is made up of case and magnet ring.
Described a kind of PCB preventing disturbing, is characterized in that: described protective cover is fixed by welding in circuit board body.
The utility model has the advantage of:
The utility model separates the double shielding of ground connection and protective cover by digital grounding copper sheet and analogue ground copper sheet, effectively prevent interference, ensure that the stability of circuit board work.
Accompanying drawing explanation
Fig. 1 is structural representation of the present utility model.
Embodiment
See Fig. 1, a kind of PCB preventing disturbing, comprise circuit board body 1, it is characterized in that: the angle place of described circuit board body 1 is provided with digital signal ground copper 2, circuit board body 1 is provided with analog signal ground copper 3 with position, digital signal 2 diagonal place, digital signal ground copper 2 and analog signal ground copper 3 are all installed with interference prevention cover 4; Described protective cover 4 is made up of case 5 and magnet ring 6; Described protective cover 4 is fixed by welding in circuit board body 1.
Claims (3)
1. the PCB preventing from disturbing, comprise circuit board body, it is characterized in that: the angle place of described circuit board body is provided with digital signal ground copper, circuit board body is provided with analog signal ground copper with position, digital signal ground copper diagonal place, digital signal ground copper and analog signal ground copper are all installed with interference prevention cover.
2. a kind of PCB preventing disturbing according to claim 1, is characterized in that: described protective cover is made up of case and magnet ring.
3. a kind of PCB preventing disturbing according to claim 1, is characterized in that: described protective cover is fixed by welding in circuit board body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420360807.1U CN204069473U (en) | 2014-06-30 | 2014-06-30 | A kind of PCB preventing disturbing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420360807.1U CN204069473U (en) | 2014-06-30 | 2014-06-30 | A kind of PCB preventing disturbing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204069473U true CN204069473U (en) | 2014-12-31 |
Family
ID=52210909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420360807.1U Expired - Fee Related CN204069473U (en) | 2014-06-30 | 2014-06-30 | A kind of PCB preventing disturbing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204069473U (en) |
-
2014
- 2014-06-30 CN CN201420360807.1U patent/CN204069473U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141231 Termination date: 20150630 |
|
| EXPY | Termination of patent right or utility model |