CN206100790U - A shielding optical window for alternating current magnetic field - Google Patents
A shielding optical window for alternating current magnetic field Download PDFInfo
- Publication number
- CN206100790U CN206100790U CN201621043734.9U CN201621043734U CN206100790U CN 206100790 U CN206100790 U CN 206100790U CN 201621043734 U CN201621043734 U CN 201621043734U CN 206100790 U CN206100790 U CN 206100790U
- Authority
- CN
- China
- Prior art keywords
- hexagon
- rectangle
- octagon
- magnetic field
- optical window
- 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
- 230000003287 optical effect Effects 0.000 title claims abstract description 16
- 239000007769 metal material Substances 0.000 claims abstract description 14
- 229910052751 metal Inorganic materials 0.000 claims abstract description 11
- 239000002184 metal Substances 0.000 claims abstract description 11
- 239000000758 substrate Substances 0.000 claims description 17
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 claims description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 229910001316 Ag alloy Inorganic materials 0.000 claims description 3
- 229910000838 Al alloy Inorganic materials 0.000 claims description 3
- 229910001021 Ferroalloy Inorganic materials 0.000 claims description 3
- BQCADISMDOOEFD-UHFFFAOYSA-N Silver Chemical compound [Ag] BQCADISMDOOEFD-UHFFFAOYSA-N 0.000 claims description 3
- 239000004411 aluminium Substances 0.000 claims description 3
- 229910052782 aluminium Inorganic materials 0.000 claims description 3
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims description 3
- 239000011521 glass Substances 0.000 claims description 3
- 239000011347 resin Substances 0.000 claims description 3
- 229920005989 resin Polymers 0.000 claims description 3
- 229910052709 silver Inorganic materials 0.000 claims description 3
- 239000004332 silver Substances 0.000 claims description 3
- 229910000881 Cu alloy Inorganic materials 0.000 claims description 2
- 229910000640 Fe alloy Inorganic materials 0.000 claims description 2
- 239000000463 material Substances 0.000 claims description 2
- 150000002739 metals Chemical class 0.000 claims 1
- 230000001681 protective effect Effects 0.000 abstract description 5
- 230000005855 radiation Effects 0.000 abstract description 3
- 230000015572 biosynthetic process Effects 0.000 abstract description 2
- 230000005672 electromagnetic field Effects 0.000 abstract description 2
- 230000005389 magnetism Effects 0.000 abstract 1
- 230000005670 electromagnetic radiation Effects 0.000 description 7
- 230000005540 biological transmission Effects 0.000 description 4
- 230000000694 effects Effects 0.000 description 4
- 230000005684 electric field Effects 0.000 description 4
- 230000006378 damage Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- PCHJSUWPFVWCPO-UHFFFAOYSA-N gold Chemical compound [Au] PCHJSUWPFVWCPO-UHFFFAOYSA-N 0.000 description 2
- 239000010931 gold Substances 0.000 description 2
- 229910052737 gold Inorganic materials 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 230000000644 propagated effect Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005530 etching Methods 0.000 description 1
- 230000009931 harmful effect Effects 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 230000000116 mitigating effect Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000010355 oscillation Effects 0.000 description 1
- 230000001012 protector Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Landscapes
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The utility model discloses a shielding optical window for alternating current magnetic field relates to electromagnetic field magnetism radiation protection technical field, including transparent underlay layer and electromagnetic shield layer, electromagnetic shield layer sets up in transparent underlay layer top, and electromagnetic shield layer includes the shielding unit of a plurality of metal material, and every shielding unit all includes hexagon, octagon and the rectangle of metal material, and adjacent shielding unit's the equal interconnect of hexagon, rectangle and octagon forms the two -dimentional grid array of arranging with two -dimentional arrangement. The utility model has the advantages of simple structure, preparation convenience, the hexagon, octagon and the rectangle formation metal mesh electromagnetic shield layer that utilize adjacent shielding unit interconnect play the protective action to the staff to transparent underlay layer through the below is supported electromagnetic shield layer, can conveniently observe inside electric power device's behavior simultaneously with the help of the light transmissivity on shielding unit and transparent underlay layer.
Description
Technical field
The utility model is related to electromagnetic field magnetic radiation protector technical field, more particularly to a kind of for ac magnetic field
Shielding optical window.
Background technology
In the middle of power system, it is exactly various high frequency transformers, frequency converter and transmission line to be related to most devices.
In daily life, what these devices were used is alternating current, and alternating current is realized transmission and converted by the higher-order of oscillation of electromagnetism.
This has resulted in such electrical device and typically all can pass along with substantial amounts of electromagnetic radiation, such as transformer, inductance, switching tube
Around transmission cable, can all there is such electromagnetic radiation, and electromagnetic radiation typically can all produce certain injury to human body and make
With, particularly heavy dose of radiation, and the electromagnetic radiation in the presence of high voltage power transmission system is typically all very big,
And the position that in some cases these parts are arranged near staff, and will need that staff Jing is normal to be checked
Their working condition, in this case, these will be produced by the electromagnetic radiation that alternating current causes for staff is possible
Raw injury.
Utility model content
Technical problem to be solved in the utility model is to provide a kind of shielding optical window for ac magnetic field, can
Shield electromagnetic radiation and facilitate staff to observe the working condition of internal power device.
To solve above-mentioned technical problem, technical solution adopted in the utility model is:
A kind of shielding optical window for ac magnetic field, including transparent substrate and electro-magnetic screen layer, the electromagnetic screen
Cover layer and be arranged on transparent substrate top, the electro-magnetic screen layer includes the screen unit of several metal materials, each shielding
Unit is including the hexagon of metal material, octagon and rectangle, and the hexagon of adjacent shields unit, rectangle and octagon are homogeneous
Connect to form the two-dimensional grid array arranged in two-dimensional arrangements mode.
Preferably, the hexagon is regular hexagon, and the rectangle of each screen unit is arranged on hexagon lower section and with six
Side shape is connected, and the length of side overlaps on the downside of the long side of rectangle and hexagon, and octagon is arranged on the right side of hexagon and rectangle, and rectangle
Minor face overlaps with the octagon left side length of side, and the lower right side length of side of hexagon overlaps with octagonal upper left side, and octagon is upper and lower
Both sides are separately positioned between the regular hexagon of horizontally adjacent screen unit, and rectangle is arranged on positive six vertically adjacent to screen unit
Between the shape of side.
Preferably, the long side of the rectangle and minor face ratio are 5:3.
Preferably, regular hexagon length of side a is 5mm, and upper and lower two side length b of the octagon is 5mm.
Preferably, the thickness of the electro-magnetic screen layer is below 0.5mm.
Preferably, the transparent substrate is glass or resin.
Preferably, the metal material is any one or more in silver, copper, aluminium or iron, or silver alloy, copper are closed
In gold, aluminium alloy or ferroalloy any one or more.
It is using the beneficial effect produced by above-mentioned technical proposal:Using the screen unit of multiple metal materials with two dimension
Arrangement mode connects the two-dimensional grid array of tight arrangement, and using the hexagon, octagon and rectangle that are connected with each other metal is formed
Net electro-magnetic screen layer plays protective action to staff, and electro-magnetic screen layer is carried out by the transparent substrate of lower section propping up
Support, while can conveniently observe the work feelings of internal power device by the translucency of two-dimensional grid array and transparent substrate
Condition.The utility model has the advantages that simple structure, easy to make, with excellent optical transparence, staff is being risen
To enabling to the working condition that staff clearly observes electrical device while protective action again.
Description of the drawings
Fig. 1 is the structural representation of the utility model embodiment;
Fig. 2 is the top view of electro-magnetic screen layer in Fig. 1;
In figure:1- transparent substrates, 2- electro-magnetic screen layers, 3- hexagons, 4- octagons, 5- rectangles.
Specific embodiment
In order that the purpose of this utility model, technical scheme and advantage become more apparent, below in conjunction with accompanying drawing and specifically
Embodiment, is described in further detail to the utility model.It should be appreciated that specific embodiment described herein only to
The utility model is explained, is not used to limit the utility model.
A kind of shielding optical window for ac magnetic field as shown in Figure 1, 2, including transparent substrate 1 and electromagnetic shielding
Layer 2, the electro-magnetic screen layer 2 is arranged on the top of transparent substrate 1, and the electro-magnetic screen layer 2 includes several metal materials
Screen unit, each screen unit including the hexagon 3 of metal material, octagon 4 and rectangle 5, the six of adjacent shields unit
Side shape 3, rectangle 5 and octagon 4 homogeneously connect to form the two-dimensional grid array arranged in two-dimensional arrangements mode.Using multiple gold
The screen unit of category material is connected the two-dimensional grid array of tight arrangement in two-dimensional arrangements mode, using six sides being connected with each other
Shape, octagon and rectangle form metal net electromagnetic shielding layer and protective action, and the transparent lining for passing through lower section are played to staff
Bottom is supported to electro-magnetic screen layer, while the two-dimensional grid array and transparent formed by hexagon, octagon and rectangle
The translucency of substrate layer can conveniently observe the working condition of internal power device.
In a kind of preferred embodiment of the utility model, the hexagon 3 be regular hexagon, the rectangle of each screen unit
5 are arranged on the lower section of hexagon 3 and are connected with hexagon 3, and the long side of rectangle 5 overlaps with the downside length of side of hexagon 3, and octagon 4 is arranged
Overlap with the left side length of side of octagon 4 on hexagon 3 and the right side of rectangle 5, and the minor face of rectangle 5, the lower right side length of side of hexagon 3
Overlap with the upper left side of octagon 4, octagon about 4 both sides be separately positioned on horizontally adjacent screen unit regular hexagon it
Between, rectangle 5 is arranged between the regular hexagon vertically adjacent to screen unit.
For general AC electrical power device, adopt rectangle 5 long side and minor face ratio for 5:3, you can meet screen
Cover the effect of electromagnetic wave.Through it is experimentally confirmed that rectangle 5 adopt such ratio setting, using the hexagon being connected with each other, eight sides
The electro-magnetic screen layer that shape and rectangle are formed can keep preferable form while electromagnetic radiation is shielded, if numerical value occurs
Skew, then may produce harmful effect in visual or shielding.
In a kind of specific embodiment of the utility model, regular hexagon length of side a is 5mm, and the octagon is two about 4
Side length b is 5mm.
Also for mitigating overall weight while electromagnetic shielding is realized, the thickness of the electro-magnetic screen layer 2 be 0.5mm with
Under.
During concrete making, in advance transparent substrate 1 can be made using the method for prior art, its thickness can be according to actual need
It is configured;Then the electro-magnetic screen layer 2 of metal is set using coating process on transparent substrate 1, finally using etching
Technique corresponding pattern is depicted according to the concrete dimensional requirement of above-mentioned hexagon 3, octagon 4 and rectangle 5.
Operation principle of the present utility model is:Screen unit arranges to form two-dimensional grid array in two-dimensional arrangements mode, profit
A metal mesh shield region is constituted with the hexagon, octagon and rectangle that are connected with each other, due to the electric action of metal material,
After aerial electric field is formed around wire netting, due to the short circuit effect of conducting metal, the formation of electric field is destroyed;So working as
Electromagnetic wave is reached after the place metal web area of electro-magnetic screen layer 2, and electric field disappears, it is impossible to continue to produce magnetic field, so as to block electricity
The continuation of magnetic wave is propagated, and finally realizes electromagnetic shielding action, and to staff protection effect is played.
In a kind of preferred embodiment of the utility model, the transparent substrate 1 is glass or resin.
In a kind of preferred embodiment of the utility model, the metal material be any one in silver, copper, aluminium or iron or
It is various, or in silver alloy, copper alloy, aluminium alloy or ferroalloy any one or more.Using the hexagon of metal material,
Octagon and rectangle constitute a metal mesh shield region, due to the short circuit effect of metal, by the place wire netting of electro-magnetic screen layer 2
The electric field destruction of surrounding, the continuation for blocking electromagnetic wave is propagated, and realizes the function of electromagnetic shielding.
In sum, the utility model has the advantages that simple structure, easy to make, using the shielding of multiple metal materials
Unit is connected the two-dimensional grid array of tight arrangement in two-dimensional arrangements mode, using the hexagon, octagon and square that are connected with each other
Shape forms metal net electromagnetic shielding layer and protective action is played to staff, and by the transparent substrate of lower section to electromagnetic shielding
Layer is supported, while the utility model also has excellent optical transparence, by two-dimensional grid array and transparent substrate
Translucency can conveniently observe the working condition of internal power device.Protection is played to staff using the utility model to make
With while enable to the working condition that staff clearly observes electrical device again.
Specific case used herein is set forth to principle of the present utility model and embodiment, above example
Explanation be only intended to help and understand method of the present utility model and its core concept.It should be pointed out that for the art
For those of ordinary skill, on the premise of without departing from the utility model principle, some changing can also be carried out to the utility model
Enter and modify, these are improved and modification is also fallen in the utility model scope of the claims.
Claims (7)
1. a kind of shielding optical window for ac magnetic field, it is characterised in that:Including transparent substrate(1)And electro-magnetic screen layer
(2), the electro-magnetic screen layer(2)It is arranged on transparent substrate(1)Top, the electro-magnetic screen layer(2)Including several metals
The screen unit of material, each screen unit is including the hexagon of metal material(3), octagon(4)And rectangle(5), it is adjacent
The hexagon of screen unit(3), rectangle(5)And octagon(4)Homogeneously connect to form the two dimension arranged in two-dimensional arrangements mode
Grid array.
2. the shielding optical window for ac magnetic field according to claim 1, it is characterised in that:The hexagon(3)
For regular hexagon, the rectangle of each screen unit(5)It is arranged on hexagon(3)Lower section and and hexagon(3)It is connected, rectangle(5)
Long side and hexagon(3)The downside length of side overlaps, octagon(4)It is arranged on hexagon(3)And rectangle(5)Right side, and rectangle(5)
Minor face and octagon(4)The left side length of side overlaps, hexagon(3)The lower right side length of side and octagon(4)Upper left side overlap,
Octagon(4)Up and down both sides are separately positioned between the regular hexagon of horizontally adjacent screen unit, rectangle(5)It is arranged on vertical phase
Between the regular hexagon of adjacent screen unit.
3. the shielding optical window for ac magnetic field according to claim 2, it is characterised in that:The rectangle(5)'s
Long side and minor face ratio are 5:3.
4. the shielding optical window for ac magnetic field according to claim 3, it is characterised in that:The regular hexagon side
Long a be 5mm, the octagon(4)Upper and lower two side length b is 5mm.
5. the shielding optical window for ac magnetic field according to claim 1, it is characterised in that:The electro-magnetic screen layer
(2)Thickness be below 0.5mm.
6. the shielding optical window for ac magnetic field according to claim 1, it is characterised in that:The transparent substrate
(1)For glass or resin.
7. the shielding optical window for ac magnetic field according to claim 1, it is characterised in that:The metal material is
In any one in silver, copper, aluminium or iron, or silver alloy, copper alloy, aluminium alloy or ferroalloy any one.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621043734.9U CN206100790U (en) | 2016-09-08 | 2016-09-08 | A shielding optical window for alternating current magnetic field |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201621043734.9U CN206100790U (en) | 2016-09-08 | 2016-09-08 | A shielding optical window for alternating current magnetic field |
Publications (1)
Publication Number | Publication Date |
---|---|
CN206100790U true CN206100790U (en) | 2017-04-12 |
Family
ID=58476165
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201621043734.9U Active CN206100790U (en) | 2016-09-08 | 2016-09-08 | A shielding optical window for alternating current magnetic field |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN206100790U (en) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109413982A (en) * | 2018-12-11 | 2019-03-01 | 南京信息工程大学 | A kind of seawater electromagnetic shield |
CN110572998A (en) * | 2019-09-27 | 2019-12-13 | 南京理工大学 | Miniaturized transparent electromagnetic shielding body based on hollowed-out regular hexagonal grid structure |
CN110662409A (en) * | 2019-08-29 | 2020-01-07 | 北京邮电大学 | Electromagnetic interference shielding film of cardiac pacemaker |
-
2016
- 2016-09-08 CN CN201621043734.9U patent/CN206100790U/en active Active
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN109413982A (en) * | 2018-12-11 | 2019-03-01 | 南京信息工程大学 | A kind of seawater electromagnetic shield |
CN110662409A (en) * | 2019-08-29 | 2020-01-07 | 北京邮电大学 | Electromagnetic interference shielding film of cardiac pacemaker |
CN110572998A (en) * | 2019-09-27 | 2019-12-13 | 南京理工大学 | Miniaturized transparent electromagnetic shielding body based on hollowed-out regular hexagonal grid structure |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN206100790U (en) | A shielding optical window for alternating current magnetic field | |
TWI427521B (en) | Capacitive touch sensor and capacitive touch apparatus | |
CN104699311B (en) | Display panel and display device | |
CN104407759B (en) | A kind of touch-screen and preparation method thereof | |
US20130048365A1 (en) | Electromagnetic interference noise reduction package board | |
CN206301679U (en) | A kind of superpower Anti-interference inductor | |
CN205645496U (en) | Dry -type air -core reactor lower extreme magnetism shielding structure | |
CN107369541A (en) | A kind of transformer framework and method for winding | |
CN103260335A (en) | Printed circuit board | |
CN103354147B (en) | Magnetic screen dry-type air-core reactor | |
CN206005101U (en) | A kind of electromagnetic shielding window being applied to power system | |
CN205755265U (en) | Shield and screening arrangement | |
CN103680843B (en) | Silicon steel wire iron core transformer capable of removing eddy current | |
CN202422013U (en) | Low-radiation keyboard | |
CN101339818A (en) | Electromagnetic radiation shielding method | |
CN107846834A (en) | Power model | |
KR101935231B1 (en) | Bed blocking electromagnetic waves with a very small wire mesh and metal sheet | |
CN208848724U (en) | PCB flat transformer | |
CN105636418A (en) | Shielding electric net cover used for safety protection | |
CN204792370U (en) | Toroidal transformer | |
CN201139293Y (en) | Curtain with green space | |
CN206022066U (en) | A kind of novel transformer core assembly | |
CN105263303B (en) | A kind of device and method for for substrate shielding electromagnetic radiation | |
CN205508813U (en) | Differential transmission line shielding structure | |
CN202332454U (en) | Magnetic isolation type non-inductive resistor |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant |