CN106793735A - A kind of double-deck electromagnetic armouring structure of the Complex Electronic Systems Based with motion platform - Google Patents
A kind of double-deck electromagnetic armouring structure of the Complex Electronic Systems Based with motion platform Download PDFInfo
- Publication number
- CN106793735A CN106793735A CN201710016825.6A CN201710016825A CN106793735A CN 106793735 A CN106793735 A CN 106793735A CN 201710016825 A CN201710016825 A CN 201710016825A CN 106793735 A CN106793735 A CN 106793735A
- Authority
- CN
- China
- Prior art keywords
- motion platform
- double
- shielding
- nacelle
- systems based
- 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.)
- Pending
Links
- 239000004744 fabric Substances 0.000 claims abstract description 25
- 229910052751 metal Inorganic materials 0.000 claims abstract description 6
- 239000002184 metal Substances 0.000 claims abstract description 6
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 6
- 238000009954 braiding Methods 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 6
- 239000010949 copper Substances 0.000 claims description 6
- 239000011253 protective coating Substances 0.000 claims description 4
- 238000009423 ventilation Methods 0.000 claims description 4
- 239000000463 material Substances 0.000 abstract description 5
- 238000010276 construction Methods 0.000 abstract description 3
- 238000001514 detection method Methods 0.000 abstract description 3
- 230000035945 sensitivity Effects 0.000 abstract description 2
- 230000005611 electricity Effects 0.000 description 5
- 235000014676 Phragmites communis Nutrition 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- DMFGNRRURHSENX-UHFFFAOYSA-N beryllium copper Chemical compound [Be].[Cu] DMFGNRRURHSENX-UHFFFAOYSA-N 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000012528 membrane Substances 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 230000000737 periodic effect Effects 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
- H05K9/005—Casings being nesting containers
-
- 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
- H05K9/0043—Casings being flexible containers, e.g. pouch, pocket, bag
Landscapes
- Engineering & Computer Science (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The invention discloses a kind of double-deck electromagnetic armouring structure of the Complex Electronic Systems Based with motion platform, the double-deck electromagnetic armouring structure includes outer shield body and internal layer shielding compartment；Wherein, the outer shield body includes the nacelle being welded by sheet metal and the shielding cloth for connecting the nacelle and motion platform；The internal layer shielding compartment is welded on the inwall of the nacelle, and the strongly disturbing Electrical and Electronic equipment of generation is provided with internal layer shielding compartment.The shielding construction of the application has versatility, and it passes through to combine metal shield and flexible shielding material, and internally increases the mode of shielding compartment, and the electromagnetic interference to electric and electronic equipment in nacelle carries out double layer screen, is capable of achieving national military standard GJB 151A 1997《Military equipment and subsystem Electromagnetic Launching and susceptibility requirement》The shield effectiveness requirement of highest 120dB, so as to meet the bulk shielding duty requirements of the high sensitivity detection equipment such as radio astronomy.
Description
Technical field
The present invention relates to a kind of double-deck electromagnetic armouring structure of the Complex Electronic Systems Based with motion platform.
Background technology
The application field such as particularly radio astronomy on space flight, naval vessel, it is often necessary to Complex Electronic Systems Based such as electric cabin
Electromagnetic interference is protected, and main purpose is that the interference for preventing electric cabin inner electronic equipment is visited by outside highly sensitive receiver
Measure, or the detection performance and effect of system are impacted.But, it is low to there is versatility in existing electromagnetic armouring structure,
Not reached to electromagnetic shielding requirements environment higher (such as radio astronomy, aviation and naval vessel field), shielding requirements etc. are many to ask
Topic.
The content of the invention
For problems of the prior art, it is an object of the invention to provide a kind of complexity electricity with motion platform
The double-deck electromagnetic armouring structure of subsystem, it efficiently solves problems of the prior art.
To achieve the above object, the present invention uses following technical scheme：
A kind of double-deck electromagnetic armouring structure of the Complex Electronic Systems Based with motion platform, the double-deck electromagnetic armouring structure
Including outer shield body and internal layer shielding compartment；Wherein, the outer shield body includes the nacelle being welded by sheet metal
And for connecting the shielding cloth of the nacelle and motion platform；The internal layer shielding compartment is welded on the inwall of the nacelle
On, it is provided with the strongly disturbing Electrical and Electronic equipment of generation in internal layer shielding compartment.
Further, connected by U-shaped rebound between the shielding cloth and the motion platform；Wherein, the rebound
Side with unification clamping plate by shielding cloth clamp between, be then fixedly connected by screw；The opposite side of rebound leads to
Screw is crossed to be fixedly connected with motion platform.
Further, it is provided with braiding copper mesh between the joint face of the rebound and the motion platform.
Further, connected by U-shaped rebound between the shielding cloth and the nacelle；Wherein, the one of the rebound
Side clamps between shielding cloth with unification clamping plate, is then fixedly connected by screw；The opposite side of rebound passes through spiral shell
Nail is fixedly connected with nacelle.
Further, it is provided with braiding copper mesh between the joint face of the rebound and the nacelle.
Further, it is provided with ventilation waveguide window at the top of the nacelle.
Further, the internal layer shielding compartment is welded by metallic plate, and several electricity are provided with internal layer shielding compartment
Source filter, is provided with by waveguide on the side wall of internal layer shielding compartment.
Further, it is provided with shield door on the outer shield body and internal layer shielding compartment.
Further, the outer surface of the shielding cloth is coated with protective coating.
The present invention has following Advantageous Effects：
The shielding construction of the application has versatility, and it passes through with reference to metal shield and flexible shielding material, and including
Portion increases the mode of shielding compartment, and the electromagnetic interference to electric and electronic equipment in nacelle carries out double layer screen, is capable of achieving army of state
Mark GJB 151A-1997《Military equipment and subsystem Electromagnetic Launching and susceptibility requirement》The shield effectiveness requirement of highest 120dB,
So as to meet the bulk shielding duty requirements of the high sensitivity detection equipment such as radio astronomy.Because the structure of the application not only can be with
Realize good electromagnetic shielding, moreover it is possible to realize good environmental protection, so be particularly suitable for working in the presence of a harsh environment, to electricity
Magnetic screen requirement situation higher, such as radio astronomy, aviation and naval vessel field.
Brief description of the drawings
Fig. 1 is the overall structure diagram of embodiments of the invention；
Fig. 2 is the attachment structure schematic diagram of shielding cloth of the invention and motion platform.
Specific embodiment
Below, refer to the attached drawing, is more fully illustrated to the present invention, shown in the drawings of exemplary implementation of the invention
Example.However, the present invention can be presented as various multi-forms, the exemplary implementation for being confined to describe here is not construed as
Example.And these embodiments are to provide, so that the present invention is fully and completely, and will fully convey the scope of the invention to this
The those of ordinary skill in field.
As shown in figure 1, invention provides a kind of bilayer electromagnetic shielding of Complex Electronic Systems Based with motion platform
Structure, the double-deck electromagnetic armouring structure includes outer shield body 1 and internal layer shielding compartment 2；Wherein, outer shield body 1 include by
The nacelle that sheet metal is welded and the shielding cloth 4 for connecting nacelle and motion platform 3；Internal layer shielding compartment 2 is welded
On the inwall of nacelle, the strongly disturbing Electrical and Electronic equipment of generation is provided with internal layer shielding compartment 2.Motion platform 3 passes through
Motion platform supporting construction 14 is arranged in the nacelle of outer shield body 1.
Because shielding cloth 4 is flexible shielding material, flexible shielding material connection nacelle moving component, i.e., there is provided required electricity
Magnetic screen, in turn ensure that the work requirements of operation platform；Preferably, shielding cloth of the invention 4 is double-decker, and being arranged such can
Further ensure that its shield effectiveness.
As shown in Fig. 2 being connected by U-shaped rebound 5 between shielding cloth 4 and motion platform 3；Wherein, the side of rebound 5
Shielding cloth is clamped between with unification clamping plate 6, is then fixedly connected by screw 7；The opposite side of rebound 5 passes through spiral shell
Nail 8 is fixedly connected with motion platform 3.Braiding copper mesh 9 is provided between the joint face of rebound 5 and motion platform 3.Transported changing
During row platform 3, only the connecting bolt between U-shaped rebound 5 and motion platform need to be removed and re-secured, such one can
Protection flexible shielding material, two fast changeable motion platforms.The shielding cloth life-span is about 2-3, need periodic replacement, shielding cloth with
Lower platform junction is connected by screw bolts, and is convenient for changing.
Connected by U-shaped rebound between shielding cloth 4 and nacelle；Wherein, the side of rebound will shield with unification clamping plate
Cloth holder between, is then fixedly connected by screw；The opposite side of rebound is fixedly connected by screw with nacelle.Cross
Braiding copper mesh is provided between cab apron and the joint face of nacelle (structure in concrete structure and Fig. 2 is consistent).
Ventilation waveguide window 10 is provided with the top of nacelle.By the ventilation waveguide window 10 on shield, using machine
Tool pressure exhaust way carries out heat exchange, and the heat that each system is produced is taken away.Mechanical forced air draft is installed in shield,
To reduce influence of the electromagnetic interference of mechanical forced exhaust system generation to reception system.
Internal layer shielding compartment 2 is welded by metallic plate, and several power-supply filters are provided with internal layer shielding compartment 2
11, it is provided with by waveguide 12 on the side wall of internal layer shielding compartment 2.Equipment is powered and is accessed by power-supply filter, is reduced
Interference is traveled to outside shield shell along power line.Optical fiber, through cut-off waveguide 12, will not cause electricity as communication media
Magnetic disturbance is from the leakage of shield shell or enters shield shell.
Shield door 13 is provided with outer shield body 1 and internal layer shielding compartment 2；Can be shielded using shield door is opened flat manually
Form is covered for hilted broadsword double spring type, the electrical contact between door and doorframe is improved by reed, realize shield effectiveness requirement.Shield door
It is market ripe, departure is dynamic and electronic, and the type such as hilted broadsword two-man act or the spring of double-pole three, reed typically uses beryllium copper piece,
Can be designed and manufacture according to specific shielding needs, will not be repeated here.The setting of shield door 13 facilitates equipment to install and tie up
Shield maintenance.
The outer surface of shielding cloth 4 is coated with protective coating, such as waterproof membrane, and the setting of protective coating can be effectively ensured shielding
The service life of cloth 4.
It is described above simply to illustrate that of the invention, it is understood that the invention is not limited in above example, meet
The various variants of inventive concept are within protection scope of the present invention.
Claims (9)
1. a kind of double-deck electromagnetic armouring structure of the Complex Electronic Systems Based with motion platform, it is characterised in that the double-layer electric
Magnet shielding structure includes outer shield body and internal layer shielding compartment；Wherein, the outer shield body includes being welded by sheet metal
Nacelle and the shielding cloth for connecting the nacelle and motion platform；The internal layer shielding compartment is welded on the cabin
On the inwall of body, the strongly disturbing Electrical and Electronic equipment of generation is provided with internal layer shielding compartment.
2. the double-deck electromagnetic armouring structure of the Complex Electronic Systems Based with motion platform according to claim 1, its feature
It is to be connected by U-shaped rebound between the shielding cloth and the motion platform；Wherein, the side of the rebound coordinates
One clamping plate clamps between shielding cloth, is then fixedly connected by screw；The opposite side of rebound is by screw and fortune
Moving platform is fixedly connected.
3. the double-deck electromagnetic armouring structure of the Complex Electronic Systems Based with motion platform according to claim 2, its feature
It is that braiding copper mesh is provided between the joint face of the rebound and the motion platform.
4. the double-deck electromagnetic armouring structure of the Complex Electronic Systems Based with motion platform according to claim 1, its feature
It is to be connected by U-shaped rebound between the shielding cloth and the nacelle；Wherein, the side of the rebound presss from both sides with unification
Plate clamps between shielding cloth, is then fixedly connected by screw；The opposite side of rebound is consolidated by screw with nacelle
Fixed connection.
5. the double-deck electromagnetic armouring structure of the Complex Electronic Systems Based with motion platform according to claim 4, its feature
It is that braiding copper mesh is provided between the joint face of the rebound and the nacelle.
6. the double-deck electromagnetic armouring structure of the Complex Electronic Systems Based with motion platform according to claim 1, its feature
It is that ventilation waveguide window is provided with the top of the nacelle.
7. the double-deck electromagnetic armouring structure of the Complex Electronic Systems Based with motion platform according to claim 1, its feature
It is that the internal layer shielding compartment is welded by metallic plate, several power-supply filters is provided with internal layer shielding compartment, it is interior
It is provided with by waveguide on the side wall of layer shielding compartment.
8. the double-deck electromagnetic armouring structure of the Complex Electronic Systems Based with motion platform according to claim 1, its feature
It is to be provided with shield door on the outer shield body and internal layer shielding compartment.
9. the double-deck electromagnetic armouring structure of the Complex Electronic Systems Based with motion platform according to claim 1, its feature
It is that the outer surface of the shielding cloth is coated with protective coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710016825.6A CN106793735A (en) | 2017-01-10 | 2017-01-10 | A kind of double-deck electromagnetic armouring structure of the Complex Electronic Systems Based with motion platform |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710016825.6A CN106793735A (en) | 2017-01-10 | 2017-01-10 | A kind of double-deck electromagnetic armouring structure of the Complex Electronic Systems Based with motion platform |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN106793735A true CN106793735A (en) | 2017-05-31 |
Family
ID=58948797
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710016825.6A Pending CN106793735A (en) | 2017-01-10 | 2017-01-10 | A kind of double-deck electromagnetic armouring structure of the Complex Electronic Systems Based with motion platform |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106793735A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108289403A (en) * | 2018-01-15 | 2018-07-17 | 中国科学院国家天文台 | A kind of high-precision laser range-finding equipment electromagnetic shielding cabin |
| CN112930102A (en) * | 2021-01-22 | 2021-06-08 | 西安应用光学研究所 | Flexible air-tight electromagnetic shielding device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080247147A1 (en) * | 2007-04-03 | 2008-10-09 | Chin-Fu Horng | Electromagnetic-shielding device |
| CN201331931Y (en) * | 2008-12-30 | 2009-10-21 | 中国人民解放军总参谋部工程兵科研三所 | Shielding shelter with double-cabin double-door structure |
| CN201797698U (en) * | 2010-08-26 | 2011-04-13 | 衡阳泰豪通信车辆有限公司 | Electromagnetic shielding square cabin |
| US20140177181A1 (en) * | 2012-12-26 | 2014-06-26 | Apple Inc. | Electromagnetic Interference Shielding Structures |
| CN203691859U (en) * | 2014-01-20 | 2014-07-02 | 中国船舶重工集团公司第七一六研究所 | Dual-layer shielding cover with electromagnetic shielding function |
| CN105024165A (en) * | 2015-07-31 | 2015-11-04 | 中国科学院国家天文台 | Electromagnetic shielding mechanical-electrical-hydraulic integrated structure |
-
2017
- 2017-01-10 CN CN201710016825.6A patent/CN106793735A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20080247147A1 (en) * | 2007-04-03 | 2008-10-09 | Chin-Fu Horng | Electromagnetic-shielding device |
| CN201331931Y (en) * | 2008-12-30 | 2009-10-21 | 中国人民解放军总参谋部工程兵科研三所 | Shielding shelter with double-cabin double-door structure |
| CN201797698U (en) * | 2010-08-26 | 2011-04-13 | 衡阳泰豪通信车辆有限公司 | Electromagnetic shielding square cabin |
| US20140177181A1 (en) * | 2012-12-26 | 2014-06-26 | Apple Inc. | Electromagnetic Interference Shielding Structures |
| CN203691859U (en) * | 2014-01-20 | 2014-07-02 | 中国船舶重工集团公司第七一六研究所 | Dual-layer shielding cover with electromagnetic shielding function |
| CN105024165A (en) * | 2015-07-31 | 2015-11-04 | 中国科学院国家天文台 | Electromagnetic shielding mechanical-electrical-hydraulic integrated structure |
Non-Patent Citations (2)
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| 吕致恒 等: "FAST工程高速电机轴过壁屏蔽装置设计" * |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108289403A (en) * | 2018-01-15 | 2018-07-17 | 中国科学院国家天文台 | A kind of high-precision laser range-finding equipment electromagnetic shielding cabin |
| CN112930102A (en) * | 2021-01-22 | 2021-06-08 | 西安应用光学研究所 | Flexible air-tight electromagnetic shielding device |
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| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20170531 |
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| WD01 | Invention patent application deemed withdrawn after publication |