CN206341558U - 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
- CN206341558U CN206341558U CN201720024568.6U CN201720024568U CN206341558U CN 206341558 U CN206341558 U CN 206341558U CN 201720024568 U CN201720024568 U CN 201720024568U CN 206341558 U CN206341558 U CN 206341558U
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- shielding
- motion platform
- double
- nacelle
- systems based
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- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Aiming, Guidance, Guns With A Light Source, Armor, Camouflage, And Targets (AREA)
Abstract
The utility model 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 carries out double layer screen, national military standard GJB 151A 1997 can be achieved by combining metal shield and flexible shielding material, and the mode of the compartment of increase shielding internally, the electromagnetic interference to electric and electronic equipment in nacelle《Military equipment and subsystem Electromagnetic Launching and susceptibility requirement》Highest 120dB shield effectiveness requirement, so as to meet the bulk shielding duty requirements of the high sensitivity detection equipment such as radio astronomy.
Description
Technical field
The utility model is related 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 reaching to the higher environment of electromagnetic shielding requirements (such as radio astronomy, aviation and naval vessel field), shielding requirements etc. are many to ask
Topic.
Utility model content
For problems of the prior art, the purpose of this utility model is to provide a kind of answering with motion platform
The double-deck electromagnetic armouring structure of strays subsystem, it efficiently solves problems of the prior art.
To achieve the above object, the utility model 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 between the shielding cloth and the motion platform by U-shaped rebound；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 between the shielding cloth and the nacelle by U-shaped rebound；Wherein, the one of the rebound
Side clamps shielding cloth between 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, braiding copper mesh is provided between the rebound and the joint face of 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
It is provided with source filter, the side wall of internal layer shielding compartment by waveguide.
Further, it is provided with shield door on outer shield body and internal layer the shielding compartment.
Further, the outer surface of the shielding cloth is coated with protective coating.
The utility model has following Advantageous Effects：
The shielding construction of the application has versatility, and it is by combining metal shield and flexible shielding material, and inside
The mode of portion's increase shielding compartment, the electromagnetic interference to electric and electronic equipment in nacelle carries out double layer screen, army of state can be achieved
Mark GJB 151A-1997《Military equipment and subsystem Electromagnetic Launching and susceptibility requirement》Highest 120dB shield effectiveness requirement,
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
Good electromagnetic shielding is realized, moreover it is possible to realize good environmental protection, so being particularly suitable for working in the presence of a harsh environment, to electricity
Magnetic screen requires higher situation, such as radio astronomy, aviation and naval vessel field.
Brief description of the drawings
Fig. 1 is the overall structure diagram of embodiment of the present utility model；
Fig. 2 is the attachment structure schematic diagram of shielding cloth of the present utility model and motion platform.
Embodiment
Below, refer to the attached drawing, is more fully illustrated to the utility model, is shown shown in the drawings of of the present utility model
Example property embodiment.However, the utility model can be presented as a variety of multi-forms, it is not construed as being confined to what is described here
Exemplary embodiment.And these embodiments are to provide, so that the utility model is fully and completely, and will be of the present utility model
Scope fully conveys to one of ordinary skill in the art.
As shown in figure 1, the utility model provides a kind of double-deck electromagnetism of the Complex Electronic Systems Based with motion platform
Shielding construction, the double-deck electromagnetic armouring structure includes outer shield body 1 and internal layer shielding compartment 2；Wherein, outer shield body 1 is wrapped
Include the nacelle that is welded by sheet metal and the shielding cloth 4 for connecting nacelle and motion platform 3；Internal layer shields compartment 2
It 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
In the nacelle that outer shield body 1 is arranged on by motion platform supporting construction 14.
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 4 of the present utility model is double-decker, is so set
Put and can be further assured that its shield effectiveness.
As shown in Fig. 2 being connected between shielding cloth 4 and motion platform 3 by U-shaped rebound 5；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.Changing fortune
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
Protect 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 between shielding cloth 4 and nacelle by U-shaped rebound；Wherein, the side of rebound will be shielded 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 (concrete structure is consistent with the structure in Fig. 2).
Ventilation waveguide window 10 is provided with the top of nacelle.By the ventilation waveguide window 10 on shield, using machine
Tool forces exhaust way to carry 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, internal layer is shielded to be provided with by waveguide 12 on the side wall of compartment 2.Equipment is powered to be accessed by power-supply filter, is reduced
Interference is traveled to outside shield shell along power line.Optical fiber is as communication media, through cut-off waveguide 12, will not cause electricity
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；It can be shielded using shield door is opened flat manually
Form is covered for hilted broadsword double spring type, is improved the electrical contact between door and doorframe by reed, is realized shield effectiveness requirement.Shield door
For market ripe, departure is dynamic and electronic, and the type such as hilted broadsword two-man act or the spring of double-pole three, and reed typically uses beryllium copper piece,
It 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 shielding can be effectively ensured in the setting of protective coating
The service life of cloth 4.
It is described above simply to illustrate that the utility model, it is understood that the utility model be not limited to the above implementation
Example, meets the various variants of the utility model thought within protection domain of the present utility model.
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 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 according to claim 1 with motion platform, its feature
It is to be connected between the shielding cloth and the motion platform by U-shaped rebound；Wherein, the side of the rebound coordinates
One clamping plate clamps shielding cloth between, is then fixedly connected by screw；The opposite side of rebound passes through screw and fortune
Moving platform is fixedly connected.
3. the double-deck electromagnetic armouring structure of the Complex Electronic Systems Based according to claim 2 with motion platform, 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 according to claim 1 with motion platform, its feature
It is to be connected between the shielding cloth and the nacelle by U-shaped rebound；Wherein, the side of the rebound is pressed from both sides with unification
Plate clamps shielding cloth between, is then fixedly connected by screw；The opposite side of rebound is consolidated by screw and nacelle
Fixed connection.
5. the double-deck electromagnetic armouring structure of the Complex Electronic Systems Based according to claim 4 with motion platform, 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 according to claim 1 with motion platform, 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 according to claim 1 with motion platform, 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 the side wall of layer shielding compartment by waveguide.
8. the double-deck electromagnetic armouring structure of the Complex Electronic Systems Based according to claim 1 with motion platform, its feature
It is to be provided with shield door on outer shield body and internal layer the shielding compartment.
9. the double-deck electromagnetic armouring structure of the Complex Electronic Systems Based according to claim 1 with motion platform, 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 |
|---|---|---|---|
| CN201720024568.6U CN206341558U (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 |
|---|---|---|---|
| CN201720024568.6U CN206341558U (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 |
|---|---|
| CN206341558U true CN206341558U (en) | 2017-07-18 |
Family
ID=59304841
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720024568.6U Active CN206341558U (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) | CN206341558U (en) |
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2017
- 2017-01-10 CN CN201720024568.6U patent/CN206341558U/en active Active
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