CN107796418A - A kind of super electrostatic magnetic and vibration environment analogue means - Google Patents
A kind of super electrostatic magnetic and vibration environment analogue means Download PDFInfo
- Publication number
- CN107796418A CN107796418A CN201710907183.9A CN201710907183A CN107796418A CN 107796418 A CN107796418 A CN 107796418A CN 201710907183 A CN201710907183 A CN 201710907183A CN 107796418 A CN107796418 A CN 107796418A
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- China
- Prior art keywords
- silencing plate
- electromagnetic shielding
- room
- vibration
- noise elimination
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C25/00—Manufacturing, calibrating, cleaning, or repairing instruments or devices referred to in the other groups of this subclass
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- Engineering & Computer Science (AREA)
- Manufacturing & Machinery (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Radar, Positioning & Navigation (AREA)
- Remote Sensing (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
- Building Environments (AREA)
Abstract
The present invention discloses a kind of super electrostatic magnetic and vibration environment analogue means, including noise elimination electromagnetic shielding chamber 1, passive electromagnetic damper 2 and air spring 3, wherein noise elimination electromagnetic shielding chamber 1 is by electromagnetic shielding room 11, air gap 12, anechoic room framework 13, anechoic room floor 14, first silencing plate 15, second silencing plate 16, earth mat 17 forms, noise elimination electromagnetic shielding chamber 1 is by the inner sleeve anechoic room structure composition of electromagnetic shielding room 11, passive electromagnetic damper 2 is mainly used in consuming energy caused by institute's simulated environment vibration, it is transformed into heat energy, to play damping effect, air spring 3 is used for the vibration for isolating ground transmission, a kind of vibration isolation is formed with this combined method, sound insulation, every the super quiet simulated environment of electromagnetism.The simulation laboratory can suppress micro-vibration, and electromagnetic interference is low, can meet the requirement for carrying out high-precision inertial sensor or related sensor experiment.
Description
Technical field
The present invention relates to Precision Inspection field, more particularly to a kind of super electrostatic magnetic and vibration environment analogue means.
Background technology
With the progress of science and technology, accurate measurement and calibration technique rapid development, especially in ultra precise measurement and control
In, the precision of the measurement of precision instrument and control accuracy not only with instrument in itself is relevant, the vibration of surrounding environment, temperature, electromagnetism
The influence of the factors such as interference and the key link for determining measurement and control accuracy.
In field of inertia measurement, super electrostatic magnetic and vibration environment are the Fundamentals of Measurement that high-precision inertia device is assessed, and are
The key technology of China's high accuracy inertia device design production.With inertial sensor design accuracy more and more higher, there is an urgent need to
There is provided it is a kind of can be with the super electrostatic magnetic and vibration environment analogy method of fast and effective popularization, to promote high-accuracy inertial survey technique
Further development.
The content of the invention
In view of the shortcomings of the prior art, the present invention provides a kind of super electrostatic magnetic and vibration environment analogue means, disclosure satisfy that
The foundation requirement of high-precision inertial sensor detection environment, concrete technical scheme are as follows:
A kind of super electrostatic magnetic and vibration environment analogue means, it includes noise elimination electromagnetic shielding chamber 1, passive electromagnetic damper 2
With air spring 3, wherein described noise elimination electromagnetic shielding chamber 1 is the space of a closing, its most external is electromagnetic shielding room 11, and
Anechoic room floor 14 is laid on the ground in described electromagnetic shielding room 11, from be electromagnetically shielded that room 11 is inwardly followed successively by closing the
One silencing plate 15, the silencing plate 16 of anechoic room framework 13 and second, the first described silencing plate 15 and the second silencing plate 16 paste respectively
Mounted in the outside of anechoic room framework 13 and inner side, space is also left between the inwall in the first silencing plate 15 and electromagnetic shielding room 11
12;Earth mat 17 is laid on the ground of the second described silencing plate 16, the surrounding of described earth mat 17 disappears through described second
The side wall of sound layer 16 is fixed in the side wall of described anechoic room framework 13, and described earth mat 17 is used to carry personnel and equipment.
Further, described earth mat 17 is steel wire.
Further, the first silencing plate 15 is medium-high frequency sound-absorbing material, and the second silencing plate 16 is low frequency absorption material.
Compared with prior art, beneficial effects of the present invention are specific as follows:
By the way of the present invention is combined using electromagnetic shielding and sound attenuation and vibration isolation, reach that electromagnetic interference in environment is extremely low, micro-vibration
The effect being inhibited so that this experimental situation has super quiet electromagnetism and vibration characteristics, can meet to carry out high-precision be used to
Property sensor or related sensor experiment requirement.
Brief description of the drawings
Fig. 1 is the structural representation of the super electrostatic magnetic of the present invention and vibration environment analogue means;
Fig. 2 is the concrete structure schematic diagram of noise elimination electromagnetic shielding chamber;
In figure, 1 it is noise elimination electromagnetic shielding chamber, 2 is passive electromagnetic damper, 3 is air spring, 11 be electromagnetic shielding room,
12 it is air gap, 13 be anechoic room framework, 14 be anechoic room floor, 15 be the first silencing plate, 16 be the second silencing plate, 17 is ground
Net.
Embodiment
It is clear to make the purpose, technical scheme and advantage of the embodiment of the present invention more see, below in conjunction with the embodiment of the present invention
In accompanying drawing, the technical scheme in the embodiment of the present invention is clearly and completely described.Obviously, the embodiment is this hair
Bright part of the embodiment, rather than whole embodiments.Based on embodiments of the invention, those of ordinary skill in the art are not having
The other embodiment obtained under the premise of creative work is made, belongs to protection scope of the present invention.
A kind of super electrostatic magnetic and vibration environment analogue means, it includes noise elimination electromagnetic shielding chamber 1, passive electromagnetic damper 2
With air spring 3, wherein noise elimination electromagnetic shielding chamber 1 is the space of a closing, and its most external is electromagnetic shielding room 11, and in electromagnetism
Anechoic room floor 14 is laid on the ground of shielding house 11, from be electromagnetically shielded room 11 and be inwardly followed successively by closing the first silencing plate 15,
The silencing plate 16 of anechoic room framework 13 and second, the first silencing plate 15 and the second silencing plate 16 are mounted on anechoic room framework 13 respectively
Outside and inner side, the first silencing plate 15 and be electromagnetically shielded room 11 inwall between also leave space 12;In the second silencing plate
Earth mat 17 is laid on 16 ground, earth mat 17 is steel wire, and its surrounding is fixed on anechoic room through the side wall of the second silencing plate 16
In the side wall of framework 13, earth mat 17 is used to carry personnel and equipment.
First silencing plate 15 is high-frequency sound-absorbing material, and the second silencing plate 16 is low frequency absorption material.
The noise elimination electromagnetic shielding chamber 1 of the present invention is by the inner sleeve anechoic room structure composition of electromagnetic shielding room 11, passive electromagnetism resistance
Buddhist nun's device 2 be mainly used in consuming the vibration of institute simulated environment caused by energy, be transformed into heat energy, it is empty to play damping effect
Gas spring 3 is used for the vibration for isolating ground transmission, and a kind of vibration isolation, sound insulation, the super quiet simulation every electromagnetism are formed with this combined method
Environment.
Those skilled in the art can hold very much according to word description provided by the present invention, accompanying drawing and claims
Easily in the case where not departing from the thought and range of condition of the invention that claims are limited, a variety of changes and change can be made.
Every technological thought and the substantive any modification carried out to above-described embodiment, equivalent variations according to the present invention, belong to this hair
Within the protection domain that bright claim is limited.
Claims (3)
1. a kind of super electrostatic magnetic and vibration environment analogue means, it includes noise elimination electromagnetic shielding chamber (1), passive electromagnetic damper
(2) and air spring (3), wherein described noise elimination electromagnetic shielding chamber (1) is the space of a closing, its most external is electromagnetic shielding
Room (11), and on the ground in described electromagnetic shielding room (11) lay anechoic room floor (14), from be electromagnetically shielded room (11) to
Inside it is followed successively by the first silencing plate (15), anechoic room framework (13) and the second silencing plate (16) of closing, the first described silencing plate
(15) and the second silencing plate (16) is mounted on the outside and inner side of anechoic room framework (13) respectively, in the first silencing plate (15) and electricity
Space (12) is also left between the inwall in magnetic screen room (11);Earth mat is laid on the ground of described the second silencing plate (16)
(17), the surrounding of described earth mat (17) is fixed on described anechoic room framework through the side wall of described the second silencing plate (16)
(13) in side wall, described earth mat (17) is used to carry personnel and equipment.
2. super electrostatic magnetic according to claim 1 and vibration environment analogue means, described earth mat (17) is steel wire.
3. super electrostatic magnetic according to claim 1 and vibration environment analogue means, during described the first silencing plate (15) is
High-frequency sound-absorbing material, the second silencing plate (16) are low frequency absorption material.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710907183.9A CN107796418A (en) | 2017-09-29 | 2017-09-29 | A kind of super electrostatic magnetic and vibration environment analogue means |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN201710907183.9A CN107796418A (en) | 2017-09-29 | 2017-09-29 | A kind of super electrostatic magnetic and vibration environment analogue means |
Publications (1)
Publication Number | Publication Date |
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CN107796418A true CN107796418A (en) | 2018-03-13 |
Family
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Family Applications (1)
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CN201710907183.9A Pending CN107796418A (en) | 2017-09-29 | 2017-09-29 | A kind of super electrostatic magnetic and vibration environment analogue means |
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Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108759785A (en) * | 2018-06-13 | 2018-11-06 | 山东交通职业学院 | A kind of bridge construction angel measuring instrument |
Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2306182A (en) * | 1995-10-13 | 1997-04-30 | Instafibre Ltd | Acoustic material and method of use |
CN201459942U (en) * | 2009-05-31 | 2010-05-12 | 北京科奥克声学技术有限公司 | Assembled metallic soundproof chamber |
CN203145544U (en) * | 2013-03-15 | 2013-08-21 | 杨帆 | Sound insulation shielding room |
CN103452285A (en) * | 2013-09-12 | 2013-12-18 | 苏州岸肯电子科技有限公司 | Anechoic room earth screen |
CN106596016A (en) * | 2016-12-07 | 2017-04-26 | 上海卫星装备研究所 | Spacecraft ultra-quiet environment simulating and testing system |
-
2017
- 2017-09-29 CN CN201710907183.9A patent/CN107796418A/en active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2306182A (en) * | 1995-10-13 | 1997-04-30 | Instafibre Ltd | Acoustic material and method of use |
CN201459942U (en) * | 2009-05-31 | 2010-05-12 | 北京科奥克声学技术有限公司 | Assembled metallic soundproof chamber |
CN203145544U (en) * | 2013-03-15 | 2013-08-21 | 杨帆 | Sound insulation shielding room |
CN103452285A (en) * | 2013-09-12 | 2013-12-18 | 苏州岸肯电子科技有限公司 | Anechoic room earth screen |
CN106596016A (en) * | 2016-12-07 | 2017-04-26 | 上海卫星装备研究所 | Spacecraft ultra-quiet environment simulating and testing system |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN108759785A (en) * | 2018-06-13 | 2018-11-06 | 山东交通职业学院 | A kind of bridge construction angel measuring instrument |
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Application publication date: 20180313 |