CN205793791U - A kind of high accuracy printed circuit board with diamagnetic interference structure - Google Patents
A kind of high accuracy printed circuit board with diamagnetic interference structure Download PDFInfo
- Publication number
- CN205793791U CN205793791U CN201620505474.6U CN201620505474U CN205793791U CN 205793791 U CN205793791 U CN 205793791U CN 201620505474 U CN201620505474 U CN 201620505474U CN 205793791 U CN205793791 U CN 205793791U
- Authority
- CN
- China
- Prior art keywords
- circuit board
- lid
- cassette bottom
- printed circuit
- high accuracy
- 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
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- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
nullThis utility model relates to a kind of high accuracy printed circuit board with diamagnetic interference structure，Including lid and cassette bottom，Between described lid and cassette bottom respectively by upper buckle with under snap connection，And described upper buckle is the most uniformly located at described lid and cassette bottom inwall surrounding with lower buckle，Described lid is provided with screw hole，Described lid inner chamber is provided with circuit board，Connected by screw hole screw between and，Described lid side is provided with line inlet port，Described cassette bottom side is provided with line outlet，The hiperloy that this utility model lid and cassette bottom all use，Weight ratio is lighter，It is possible to prevent the interference of external electromagnetic simultaneously，Lid and cassette bottom are with being provided with some louvres，Contribute to heat dissipation for circuit board，Lid is provided with screw hole and contributes to fixing circuit board，Circuit board is protected，It is provided with filter，Prevent the wave interference of other different-wavebands，Cassette bottom and lid are provided with moisture-proof antistatic composite membrane，Prevent circuit board from making moist，By static interference.
Description
Technical field
This utility model relates to a kind of high accuracy printed circuit board with diamagnetic interference structure, belongs to field of circuit boards.
Background technology
The title of circuit board has: wiring board, pcb board, aluminium base, high frequency plate, thick copper coin, impedance plate, PCB, ultra-thin
Wiring board, ultrathin circuit board, printing (copper lithographic technique) circuit board etc., circuit board makes circuit miniaturization, intuitively changes, for
Batch production and the optimization electrical appliance layout of permanent circuit play an important role, and circuit board can be described as printed substrate or printed circuit board (PCB),
English name is (Printed Circuit Board) PCB, (Flexible Printed Circuit board) FPC wiring board [1] (FPC
Wiring board is to have highly reliable with polyimides or mylar for the one that base material is made also known as flexible circuit board flexible PCB
Property, excellent flexible printed circuit, have the advantages that distribution density is high, lightweight, thickness is thin, bending property is good！) and soft
The birth of scleroma plywood (reechas, Soft and hard combination plate)-FPC and PCB and development, expedited the emergence of soft or hard
This new product of board, therefore, Rigid Flex, it is simply that flexible circuit board and rigid wiring board, through operations such as pressings,
Combine by related process requirement, the wiring board with FPC characteristic and PCB characteristic of formation.
Going back now multi circuit board still exists the biggest drawback, and one due to self, causes circuit board to realize
Multifunction, present circuit board self cannot dispel the heat, antimagnetic easily make moist, easily affected and electrostatic influence etc. by different-waveband,
These all can bring the biggest problem to circuit board, so circuit board need to promote, in order to solve these problems.
Summary of the invention
The technical problems to be solved in the utility model overcomes existing defect, it is provided that a kind of high accuracy with diamagnetic interference structure
Printed circuit board, the hiperloy that this utility model lid and cassette bottom all use, weight ratio relatively light, outside being possible to prevent simultaneously
The interference of boundary's electromagnetism, lid and cassette bottom, with being provided with some louvres, contribute to heat dissipation for circuit board, and lid is provided with screw hole and contributes to
Fixing circuit board, protects circuit board, is provided with filter, prevents the wave interference of other different-wavebands, cassette bottom and lid
It is provided with moisture-proof antistatic composite membrane, prevents circuit board from making moist, by static interference, can effectively solve the problem in background technology.
In order to solve above-mentioned technical problem, this utility model provides following technical scheme:
A kind of high accuracy printed circuit board with diamagnetic interference structure, including lid and cassette bottom, leads between described lid and cassette bottom respectively
Cross buckle with under snap connection, and described upper buckle and lower buckle are the most uniformly located at described lid and cassette bottom inwall surrounding, institute
Stating lid and be provided with screw hole, described lid inner chamber is provided with circuit board, and between connected by screw hole screw, described lid one
Side is provided with line inlet port, and described cassette bottom side is provided with line outlet, and described line outlet is located at below described line inlet port, in described cassette bottom
Chamber is provided with fixing bolt, and described fixing bolt side is provided with filter, and described lid and cassette bottom are equipped with some louvres,
Described lid and cassette bottom surface are equipped with moisture-proof antistatic composite membrane.
Furthermore, described upper buckle and lower buckle are equipped with four.
Furthermore, described lid and cassette bottom use material to be hiperloy.
Furthermore, described moisture-proof antistatic composite membrane includes outer layer cuticula, moisture screen layer and electrostatic prevention structure layer.
Furthermore, it is provided with active filter in described filter.
This utility model beneficial effect: the hiperloy that this utility model lid and cassette bottom all use, weight ratio is relatively light,
Being possible to prevent the interference of external electromagnetic, lid and cassette bottom with being provided with some louvres simultaneously, contribute to heat dissipation for circuit board, lid sets
There is screw hole to contribute to fixing circuit board, circuit board is protected, be provided with filter, prevent the ripple of other different-wavebands from doing
Disturbing, cassette bottom and lid are provided with moisture-proof antistatic composite membrane, prevent circuit board from making moist, by static interference.
Accompanying drawing explanation
Accompanying drawing is used for providing being further appreciated by of the present utility model, and constitutes a part for description, with this utility model
Embodiment be used for together explaining this utility model, be not intended that restriction of the present utility model.
Fig. 1 is a kind of high accuracy printed circuit board structure chart with diamagnetic interference structure of this utility model.
Fig. 2 is a kind of high accuracy printed circuit board lid structure chart with diamagnetic interference structure of this utility model.
Fig. 3 is a kind of high accuracy printed circuit board cassette bottom structure chart with diamagnetic interference structure of this utility model.
Label in figure: 1, lid；2, screw hole；3, louvre；4, line inlet port；5, circuit board；6, upper buckle；7、
Lower buckle；8, cassette bottom；9, line outlet；10, fixing bolt；11, filter；12, moisture-proof antistatic composite membrane.
Detailed description of the invention
Below in conjunction with accompanying drawing, preferred embodiment of the present utility model is illustrated, it will be appreciated that preferred reality described herein
Execute example be merely to illustrate and explain this utility model, be not used to limit this utility model.
As Figure 1-3, a kind of high accuracy printed circuit board with diamagnetic interference structure, including lid 1 and cassette bottom 8, institute
Stating lid 1 and cassette bottom 8 uses material to be hiperloy, hiperloy is that one is made up of Ni, Nb, C and Fe
Wear-resisting hiperloy, adsoption-magnetic field, say, that magnetic field can major part passes through, thus from soft magnetism class material internal
Make the region internal magnetic field wrapped up by soft magnetic materials be greatly reduced guarantee circuit board normally to work, divide between described lid 1 and cassette bottom 8
It is not connected with lower buckle 7 by upper buckle 6, and described upper buckle 6 is the most uniformly located at described lid 1 and box with lower buckle 7
On the end 8 inwall, described upper buckle 6 and lower buckle 7 are equipped with four, make lid 1 be connected with cassette bottom 8 tightr, are difficult to pine
Opening, described lid 1 is provided with screw hole 2, and described lid 1 inner chamber is provided with circuit board 5, and between by screw hole 2 screw even
Connecing, described screw hole 2 is provided with four, makes circuit board 5 be fixed together with lid 1, and described lid 1 side is provided with line inlet port 4,
Described cassette bottom 8 side is provided with line outlet 9, and described line outlet 9 is located at below described line inlet port 4, and described cassette bottom 8 inner chamber is provided with
Fixing bolt 10, described fixing bolt 10 side is provided with filter 11, is provided with active filter in described filter 11,
By in harmonic current injection equal in magnitude, in opposite direction to electrical network, reach rapidly, 2～50 subharmonic can be effective filtered out,
Efficiency is high, and rejection rate is up to 97%, and is not affected by system, and described lid 1 is equipped with some louvres 3 in cassette bottom 8,
Described lid 1 is equipped with moisture-proof antistatic composite membrane 12, including outer layer cuticula, moisture screen layer and antistatic with cassette bottom 8 surface
Structure sheaf, it is possible to effective shielding electrostatic and moisture.
This utility model is in use: fixed by 10 cassette bottom 8 of fixing bolt, ensures the stability of cassette bottom 8, inlet wire
Taken out by incoming line 4, circuit board 5 is put in lid 1, with screw by lid 12 circuit of four screw holes above
Plate 5 is fixed in lid 1, makes circuit board 5 can be good at fixing in lid 1, prevents vibrations from damaging, outlet from box
End line outlet 9 is taken out, and lid 1 is covered in cassette bottom 8, by upper buckle 6 and the fixing connection of lower buckle 7, knot in terms of entirety
Structure simply need not too many thing just can realize the high permeability conjunction that the effect of diamagnetic interference, lid 1 and cassette bottom 8 all use
Gold, weight ratio is relatively light, is possible to prevent the interference of external electromagnetic, adsoption-magnetic field simultaneously, thus makes the district wrapped up by soft magnetic materials
Territory internal magnetic field is greatly reduced guarantee circuit board and normally works, and lid 1 and cassette bottom 8, with being provided with some louvres, contribute to circuit board
Heat radiation, described lid 1 is equipped with moisture-proof antistatic composite membrane 12 with cassette bottom 8 surface, and cassette bottom 8 is provided with fixing bolt 10 and contributes to
Fixing circuit board, protects circuit board, is simultaneously provided with filter 11 at cassette bottom 8 inner chamber, can rapidly, effectively filter
Except 2～50 subharmonic.
It is obvious to a person skilled in the art that this utility model is not limited to the details of above-mentioned one exemplary embodiment, Er Qie
In the case of spirit or essential attributes of the present utility model, it is possible to realize this utility model in other specific forms, because of
This, no matter from the point of view of which point, all should regard embodiment as exemplary, and be nonrestrictive, of the present utility model
Scope is limited by claims rather than described above, it is intended that will fall at the implication of equivalency of claim and model
Enclose interior all changes to include in this utility model.Should not be considered as limiting involved by any reference in claim
Claim.
Being more than this utility model preferably embodiment, this utility model those skilled in the art can also be to above-mentioned reality
The mode of executing changes and revises, and therefore, this utility model is not limited to above-mentioned detailed description of the invention, every this area skill
Any conspicuously improved, replacement or modification that art personnel are made on the basis of this utility model belong to of the present utility model
Protection domain.
Claims (5)
1. with a high accuracy printed circuit board for diamagnetic interference structure, including lid (1) and cassette bottom (8), it is characterised in that institute
State and be connected with lower buckle (7) by upper buckle (6) respectively between lid (1) with cassette bottom (8), and described upper buckle (6)
The most uniformly being located at described lid (1) and cassette bottom (8) inwall surrounding with lower buckle (7), described lid (1) is provided with spiral shell
Silk hole (2), described lid (1) inner chamber is provided with circuit board (5), and between connected by screw hole (2) screw, described box
Lid (1) side is provided with line inlet port (4), and described cassette bottom (8) side is provided with line outlet (9), and described line outlet (9) is located at
Described line inlet port (4) lower section, described cassette bottom (8) inner chamber is provided with fixing bolt (10), and described fixing bolt (10) side sets
Have a filter (11), described lid (1) and cassette bottom (8) be equipped with some louvres (3), described lid (1) with
Cassette bottom (8) surface is equipped with moisture-proof antistatic composite membrane (12).
A kind of high accuracy printed circuit board with diamagnetic interference structure, it is characterised in that: described upper card
The number of button (6) and lower buckle (7) is equipped with four.
A kind of high accuracy printed circuit board with diamagnetic interference structure, it is characterised in that: described lid
(1) and cassette bottom (8) use material be hiperloy.
A kind of high accuracy printed circuit board with diamagnetic interference structure, it is characterised in that: described protection against the tide
Anti-static composite film (12) includes outer layer cuticula, moisture screen layer and electrostatic prevention structure layer.
A kind of high accuracy printed circuit board with diamagnetic interference structure, it is characterised in that: described filtering
Device is provided with active filter in (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620505474.6U CN205793791U (en) | 2016-05-27 | 2016-05-27 | A kind of high accuracy printed circuit board with diamagnetic interference structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620505474.6U CN205793791U (en) | 2016-05-27 | 2016-05-27 | A kind of high accuracy printed circuit board with diamagnetic interference structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205793791U true CN205793791U (en) | 2016-12-07 |
Family
ID=59979075
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620505474.6U Expired - Fee Related CN205793791U (en) | 2016-05-27 | 2016-05-27 | A kind of high accuracy printed circuit board with diamagnetic interference structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205793791U (en) |
-
2016
- 2016-05-27 CN CN201620505474.6U patent/CN205793791U/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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20161207 Termination date: 20200527 |