CN202975078U - A shielding room used for electromagnetic compatibility test of aviation products - Google Patents
A shielding room used for electromagnetic compatibility test of aviation products Download PDFInfo
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- CN202975078U CN202975078U CN 201220597944 CN201220597944U CN202975078U CN 202975078 U CN202975078 U CN 202975078U CN 201220597944 CN201220597944 CN 201220597944 CN 201220597944 U CN201220597944 U CN 201220597944U CN 202975078 U CN202975078 U CN 202975078U
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Abstract
Provided is a shielding room used for electromagnetic compatibility test of aviation products. A device main body (19) comprises following structures of a shielding door (1), an internal and external interface slot (3), and a power line interface (5). A beryllium copper reed (7) and an aviation plug (8) are also disposed on the device main body (19). The shielding door (1) is fixed on a vertical sidewall of the device main body (19) by the clamping of the beryllium copper reed (7). The aviation plug (8) is also disposed on a vertical sidewall of the device main body (19) and the internal cavity of the device main body (19) is communicated with external space by the aviation plug (8). The aviation plug (8) is disposed on the vertical sidewall of the device main body (19), the internal and external interface slot (3) being on the vertical sidewall. The shielding room effectively prevents a phenomenon that tests are affected by electromagnetic wave entering the shielding room because of inevitable gaps when the shielding room is communicated with external space. The shielding room has great economic value and social value.
Description
Technical field
The utility model relates to structural design and the applied technical field of anechoic chamber, internal screening device, and a kind of aeronautical product electromagnetic compatibility test shielded cubicle is provided especially.
Background technology
At present, during the interior electromagnetic compatibility test of anechoic chamber,, be used for the measure of shielding test products and monitoring equipment, shielded cubicle is set is one of the most practical the most effective scheme, general shielded cubicle is all built near test platform in anechoic chamber,, near the one side perforate of test platform, but the outside, hole is provided with the crown cap of a folding, during the circumscripted power line cable, lid is put down, and there is following shortcoming in this traditional shielded cubicle:
1. can not move freely, if need acomialy when penetrating the substance environment requirement in anechoic chamber,, this shielded cubicle can not move, can only be at the attached absorbing material of outside note, although certain effect is arranged, effect is limited;
2. but the opening-closing metal outside the hole covers, and when the circumscripted power line cable, lid is put down but can not be fastened fully, and electromagnetic wave can pass through shielded cubicle by refraction, reflection along the gap, and shield effectiveness is limited, may affect the normal operation of monitoring equipment;
3. the power lead in shielded cubicle also by the hole input of shielded cubicle, may affect the electric power system in shielded cubicle;
After the shield door of shielded cubicle was closed, electromagnetic wave can enter in shielded cubicle with reflection wave, refraction wave and the Creeping Wave folding gap by shield door, is radiated testing apparatus and tester.
People urgently wish to obtain the good aeronautical product electromagnetic compatibility test shielded cubicle of a kind of technique effect.
The utility model content
Order of the present utility model is to provide the good aeronautical product electromagnetic compatibility test shielded cubicle of a kind of technique effect.
A kind of aeronautical product electromagnetic compatibility test shielded cubicle, the equipment body 19 of described shielded cubicle are the case structures that an inside is provided with cavity; It includes following structure: shield door 1, inside and outside interface slot 3, electric source line interface 5; Wherein: inside and outside interface slot 3 is arranged on any vertical elevation on equipment body 19 and connectivity device main body 19 internal cavities and space outerpace respectively; Electric source line interface 5 is arranged in the outside of equipment body 19 any vertical elevation; Shield door (1) is arranged on the upright side walls of equipment body 19; It is characterized in that: also be provided with following component part in described equipment body 19: beryllium copper reed 7, aviation plug 8, wherein: shield door 1 clamps on the upright side walls that is fixed on equipment body 19 by beryllium copper reed 7; Aviation plug 8 also is arranged on a certain upright side walls of equipment body 19 and connectivity device main body 19 internal cavities and space outerpace; Described aviation plug 8 is arranged on same vertical side with the residing equipment body 19 of inside and outside interface slot 3.
Described inside and outside interface slot 3 specifically is arranged on the rectangular aperture on a certain upright side walls of equipment body 19, inside and outside interface slot 3 places also be provided with one can the inside and outside interface slot 3 of block movable plate washer, movable plate washer also is connected with the groove of splendid attire filtering filling material 11 outward, is provided with the shielding trench lid that can carry out the folding operation above groove.The lid of the openable activity of this set, the while is filled with the novelty design of filtering filling material 11 in open slot, can effectively shield electromagnetic wave and enter, and improves the result of use of shielded cubicle.
Described aviation plug 8 height is set lower than below 80cm shielding test desk tables; Itself and equipment body 19 are welded to connect, and its inside and outside two all is provided with blanking cover; Also be provided with in aviation plug 8 ends in equipment body 19 outsides one can folding screening cover.At aviation plug 8 arranged outside screening covers, be provided with the design of openable metal lid outside screening cover, effectively solving electromagnetic radiation affects the problem of test effect by interface access arrangement main body 19.
Described aeronautical product electromagnetic compatibility test is with also being provided with electric source line interface 5 on shielded cubicle, electric source line interface 5 is arranged in the outside of equipment body 19, electric source line interface 5 places also are connected with an outwardly shielding box, are provided with power filter equipment in shielding box.Power-supply filter in shielding box carries out the filtering processing to the signal that is coupled on power lead, can prevent effectively that the power-supply system of main equipment 19 is subject to ectocine.
Also be connected with power lead on described electric source line interface 5, the power cord winding that also is fixedly installed the insulation material on a certain upright side walls outside of equipment body 19 rolls 9.Power lead not the used time can roll above 9 around power cord winding, the position of placing during due to the test of this side can be weakened electromagnetic wave and be coupled on power lead in the very weak place of radiation intensity;
Described equipment body 19 outsides also are provided with ground stud 10, and ground stud 10 connects the outside that is arranged in equipment body 19.Ground stud 10 can be fastening by screw and main equipment 19 sidewalls.
The connection turning axle that also is provided with door handle 2 on described shield door 1 outside and is connected being connected in the counterrotating mode of energy with equipment body 19, door handle 2 specifically are arranged on shield door away from connection turning axle place.
Described equipment body 19 also is provided with Wood sandwich board 18, lamp 15, and switch 16 and supply socket 17: Wood sandwich board 18 is attached on the inwall of equipment body 19 inner chambers; Lamp 15, switch 16, supply socket 17 are mounted on Wood sandwich board 18.
Also be fixedly installed wheel 6 and handle 4 on described equipment body 19; Wherein: the handle 4 that is used for push-and-pull is arranged outside any one sidewall that is arranged on equipment body 19; Wheel 6 has 4 and all be fixedly mounted on the bottom of equipment body 19, and wherein 2 wheels 6 near handle 4 are universal wheel, is directional wheel away from two wheels 6 of handle 4.Can move freely main equipment 19 during use, when anechoic chamber, requires the no reflection events thing, main equipment 19 can be pushed away away.
Described aeronautical product electromagnetic compatibility test is with also satisfying following requirement with direct-connected each assembly of equipment body 19 in shielded cubicle: shield door 1 is arranged on any vertical elevation of equipment body 19; Inside and outside interface slot 3 and aviation plug 8 are arranged on one of them vertical side adjacent with equipment body 19 vertical elevation at shield door 1 place; Electric source line interface 5 is arranged in the outer side-lower of another vertical side adjacent with equipment body 19 vertical elevation at shield door 1 place; Power cord winding rolls 9 tops, the non-conterminous vertical side outside that are arranged in equipment body 19 and shield door 1; Ground stud 10 is arranged in and the outer side-lower of the vertical plane of inside and outside interface slot 3 homonymies; Handle 4 is arranged the top, the sidewall outside that is arranged on electric source line interface 5 homonymies.
The beneficial effects of the utility model are when anechoic chamber, requires the no reflection events thing, shielded cubicle can be pushed away away; The utility model locates to have added shielding device at shield door 1, inside and outside interface slot 3 and aviation plug 8 etc. innovatively in addition, in the time of can effectively solving shielded cubicle and be in communication with the outside, due to inevitable gap being arranged, cause electromagnetic wave to enter shielded cubicle, and then the phenomenon of impact test.The utlity model has comparatively huge economic worth and social value.
Description of drawings
Fig. 1 is the front view that the equipment body 19 of shielded cubicle is used in aeronautical product electromagnetic compatibility test described in the utility model;
Fig. 2 is the side view that the equipment body 19 of shielded cubicle is used in aeronautical product electromagnetic compatibility test described in the utility model;
Fig. 3 is the vertical view that the equipment body 19 of shielded cubicle is used in aeronautical product electromagnetic compatibility test described in the utility model;
Fig. 4 is the axonometric drawing such as grade of the equipment body 19 of aeronautical product electromagnetic compatibility test use shielded cubicle described in the utility model;
Fig. 5 is that aeronautical product electromagnetic compatibility test described in the utility model is attempted with the application example of the equipment body 19 of shielded cubicle.
Embodiment
A kind of aeronautical product electromagnetic compatibility test shielded cubicle, the equipment body 19 of described shielded cubicle are the case structures that an inside is provided with cavity; It includes following structure: shield door 1, inside and outside interface slot 3), electric source line interface 5; Wherein: inside and outside interface slot 3 is arranged on any vertical elevation on equipment body 19 and connectivity device main body 19 internal cavities and space outerpace respectively; Electric source line interface 5 is arranged in the outside of equipment body 19 any vertical elevation; Shield door 1 is arranged on the upright side walls of equipment body 19; It is characterized in that: also be provided with following component part in described equipment body 19: beryllium copper reed 7, aviation plug 8, wherein: shield door 1 clamps on the upright side walls that is fixed on equipment body 19 by beryllium copper reed 7; Aviation plug 8 also is arranged on a certain upright side walls of equipment body 19 and connectivity device main body 19 internal cavities and space outerpace; Described aviation plug 8 is arranged on same vertical side with the residing equipment body 19 of inside and outside interface slot 3.
Described inside and outside interface slot 3 specifically is arranged on the rectangular aperture on a certain upright side walls of equipment body 19, inside and outside interface slot 3 places also be provided with one can the inside and outside interface slot 3 of block movable plate washer, movable plate washer also is connected with the groove of splendid attire filtering filling material 11 outward, is provided with the shielding trench lid that can carry out the folding operation above groove.The lid of the openable activity of this set, the while is filled with the novelty design of filtering filling material 11 in open slot, can effectively shield electromagnetic wave and enter, and improves the result of use of shielded cubicle.
Described aviation plug 8 height is set lower than below 80cm shielding test desk tables; Itself and equipment body 19 are welded to connect, and its inside and outside two all is provided with blanking cover; Also be provided with in aviation plug 8 ends in equipment body 19 outsides one can folding screening cover.At aviation plug 8 arranged outside screening covers, be provided with the design of openable metal lid outside screening cover, effectively solving electromagnetic radiation affects the problem of test effect by interface access arrangement main body 19.
Described aeronautical product electromagnetic compatibility test is with also being provided with electric source line interface 5 on shielded cubicle, electric source line interface 5 is arranged in the outside of equipment body 19, electric source line interface 5 places also are connected with an outwardly shielding box, are provided with power filter equipment in shielding box.Power-supply filter in shielding box carries out the filtering processing to the signal that is coupled on power lead, can prevent effectively that the power-supply system of main equipment 19 is subject to ectocine.
Also be connected with power lead on described electric source line interface 5, the power cord winding that also is fixedly installed the insulation material on a certain upright side walls outside of equipment body 19 rolls 9.Power lead not the used time can roll above 9 around power cord winding, the position of placing during due to the test of this side can be weakened electromagnetic wave and be coupled on power lead in the very weak place of radiation intensity;
Described equipment body 19 outsides also are provided with ground stud 10, and ground stud 10 connects the outside that is arranged in equipment body 19.Ground stud 10 can be fastening by screw and main equipment 19 sidewalls.
The connection turning axle that also is provided with door handle 2 on described shield door 1 outside and is connected being connected in the counterrotating mode of energy with equipment body 19, door handle 2 specifically are arranged on shield door away from connection turning axle place.
Described equipment body 19 also is provided with Wood sandwich board 18, lamp 15, and switch 16 and supply socket 17: Wood sandwich board 18 is attached on the inwall of equipment body 19 inner chambers; Lamp 15, switch 16, supply socket 17 are mounted on Wood sandwich board 18.
Also be fixedly installed wheel 6 and handle 4 on described equipment body 19; Wherein: the handle 4 that is used for push-and-pull is arranged outside any one sidewall that is arranged on equipment body 19; Wheel 6 has 4 and all be fixedly mounted on the bottom of equipment body 19, and wherein 2 wheels 6 near handle 4 are universal wheel, is directional wheel away from two wheels 6 of handle 4.Can move freely main equipment 19 during use, when anechoic chamber, requires the no reflection events thing, main equipment 19 can be pushed away away.
Described aeronautical product electromagnetic compatibility test is with also satisfying following requirement with direct-connected each assembly of equipment body 19 in shielded cubicle: shield door 1 is arranged on any vertical elevation of equipment body 19; Inside and outside interface slot 3 and aviation plug 8 are arranged on one of them vertical side adjacent with equipment body 19 vertical elevation at shield door 1 place; Electric source line interface 5 is arranged in the outer side-lower of another vertical side adjacent with equipment body 19 vertical elevation at shield door 1 place; Power cord winding rolls 9 tops, the non-conterminous vertical side outside that are arranged in equipment body 19 and shield door 1; Ground stud 10 put with the vertical plane of inside and outside interface slot 3 homonymies outside side-lower; Handle 4 is arranged the top, the sidewall outside that is arranged on electric source line interface 5 homonymies.
The beneficial effects of the utility model are: when anechoic chamber, requires the no reflection events thing, shielded cubicle can be pushed away away; The utility model locates to have added shielding device at shield door 1, inside and outside interface slot 3 and aviation plug 8 etc. innovatively in addition, in the time of can effectively solving shielded cubicle and be in communication with the outside, due to inevitable gap being arranged, cause electromagnetic wave to enter shielded cubicle, and then the phenomenon of impact test.The utlity model has comparatively huge economic worth and social value.
The present embodiment is preferred forms.
Aeronautical product electromagnetic compatibility test shielded cubicle is referring to accompanying drawing 1-5; Be used for the shield assembly of aeronautical product electromagnetic compatibility test in anechoic chamber,, main equipment (19) is the case structure that an inside is provided with cavity, and it includes following structure: shield door 1, inside and outside interface slot 3, electric source line interface 5; Inside and outside interface slot 3 is arranged in the inside of main equipment 19 any vertical elevation, in be interlinked to the outside; Electric source line interface 5 is arranged in the outside of main equipment 19 any vertical elevation; It is characterized in that: described main equipment 19 also comprises: beryllium copper reed 7, aviation plug 8, filtering filling material 11, wherein: shield door 1 clamps the inside that is fixed on main equipment 19 except the vertical elevation that inside and outside interface slot 3 and electric source line interface 5 are installed by beryllium copper reed 7; It is inner that aviation plug 8 is arranged in any vertical elevation of main equipment 19, in be interlinked to the outside.
As Fig. 1, as seen, use between the shield door 1 of door handle 2 and shielded cubicle is housed in the front view of main equipment 19, beryllium copper reed 7 nexines have sealing gasket.The joint of the shield door 1 of shielded cubicle clamps fixingly with beryllium copper reed 7, the anti-leaky wave measure of the shield door of this uniqueness 1 can prevent effectively that electromagnetic wave from entering in shielded cubicle, to reach better shield effectiveness in crack between a door and its frame.Main equipment 19 inwalls all adhere to one deck Wood sandwich board 18, in order to the facilities commonly used such as lamp 15, switch 16, supply socket 17 to be installed easily.
Described inside and outside interface slot 3 is arranged in the adjacent vertical elevation of shield door 1, the inside and outside interior side-lower of interface slot 3 is an oblong openings, there is a rectangular movable plate washer in the outside, plate washer is externally connected with the groove of splendid attire filtering filling material 11, the requirement for height of groove is greater than more than 2 times of rectangular broadside length, but the top of groove is provided with the shielding trench lid of folding.
Described aviation plug 8 is arranged at the homonymy with inside and outside interface slot 3, and it arranges height and marks below the 80cm(shielding test desk tables that require lower than army); Itself and main equipment 19 are welded to connect, and there is blanking cover at its inside and outside two, outstanding the being provided with rectangle protection mask groove in the outside of main equipment 19, outside the notch punching, but and the notch place screening cover of one folding is housed.At air plug arranged outside shielding case, be provided with the design of openable metal lid outside shell, effectively solve electromagnetic radiation and enter by interface the problem that main equipment 19 affects test effect.
Described electric source line interface 5 and power lead, electric source line interface 5 is arranged in and inside and outside interface slot 3 belows, the outside, opposition side, the outwards outstanding rectangular parallelepiped shielding box in electric source line interface 5 places has power filter equipment in box, power lead is exported near main equipment 19 rear side panels by shielding box.Power-supply filter in the metal square box carries out filtering to the signal that is coupled on power lead, and the power-supply system of effectively placing main equipment 19 is subject to ectocine.
The power cord winding that described shielded cubicle also is provided with insulating material rolls 9, and power cord winding rolls 9 and is arranged in outside the sidewall of main equipment 19 and electric source line interface 5 homonymies.Power lead can not roll above 9 around power cord winding by the used time.
Described main equipment 19 also is provided with wheel 6 and handle 4: four wheels 6 is fixedly mounted on the bottom of main equipment 19, and wherein two of a side is universal wheel, and two of opposite side is directional wheel; The handle 4 that is used for push-and-pull is arranged the top, the sidewall outside that is arranged on main equipment 19 and electric source line interface 5 homonymies, can move freely main equipment 19, when anechoic chamber, requires the no reflection events thing, main equipment 19 can be pushed away away.
Described main equipment 19 also is provided with ground stud 10, ground stud 10 be arranged in main equipment 19 with the below of inside and outside interface slot 3 with the side elevation outside, fastening by screw and main equipment 19 sidewalls.
The present embodiment provides a kind of aeronautical product electromagnetic compatibility test shielded cubicle, testing apparatus 13 is that an Avionic Products is placed on test board 14, the test cable 12 inside and outside interface slot 3 by main equipment 19 respectively is connected with aviation socket and is connected with the interior watch-dog of main equipment 19, wherein in inside and outside interface slot 3, cable passes oblong openings by notch, block opening part with the rectangle plate washer, cover movable cover; Air plug covers movable cover after partly pegging graft.
This moment, the present embodiment was not filled the filtering filling material owing to filling out in inside and outside interface slot 3 grooves, can't completely cut off the outer electromagnetic wave of screened room fully, affected test effect; Simultaneously power cord winding rolls the 9 sidewall outsides that are arranged in electric source line interface 5 homonymies, and electromagnetic wave also can be coupled on power lead, and test is impacted.
Claims (10)
1. aeronautical product electromagnetic compatibility test shielded cubicle, the equipment body of described shielded cubicle (19) is the case structure that an inside is provided with cavity; It includes following structure: shield door (1), inside and outside interface slot (3), electric source line interface (5); Wherein: inside and outside interface slot (3) be arranged on equipment body (19) and respectively connectivity device main body (19) internal cavities and space outerpace; Electric source line interface (5) is arranged in outside equipment body (19); Shield door (1) is arranged on the upright side walls of equipment body (19); It is characterized in that: also be provided with following component part in described equipment body (19): beryllium copper reed (7), aviation plug (8), wherein: shield door (1) clamps on the upright side walls that is fixed on equipment body (19) by beryllium copper reed (7); Aviation plug (8) also is arranged on equipment body (19) upright side walls and connectivity device main body (19) internal cavities and space outerpace; Described aviation plug (8) is arranged on same vertical side with the residing equipment body of inside and outside interface slot (3) (19).
2. according to aeronautical product electromagnetic compatibility test shielded cubicle claimed in claim 1, it is characterized in that: described inside and outside interface slot (3) specifically is arranged on the rectangular aperture on equipment body (19) upright side walls, inside and outside interface slot (3) locate also to be provided with one can the inside and outside interface slot (3) of block movable plate washer, movable plate washer also is connected with the groove of splendid attire filtering filling material (11) outward, is provided with the shielding trench lid that can carry out the folding operation above groove.
3. according to aeronautical product electromagnetic compatibility test shielded cubicle claimed in claim 1, it is characterized in that: described aviation plug (8) arrange the height lower than 80cm; Itself and equipment body (19) are welded to connect, and its inside and outside two all is provided with blanking cover; Also be provided with in aviation plug (8) end in equipment body (19) outside one can folding screening cover.
4. according to aeronautical product electromagnetic compatibility test shielded cubicle claimed in claim 1, it is characterized in that: described aeronautical product electromagnetic compatibility test is with also being provided with electric source line interface (5) on shielded cubicle, electric source line interface (5) is arranged in the outside of equipment body (19), electric source line interface (5) locates also to be connected with an outwardly shielding box, is provided with power filter equipment in shielding box.
5. according to aeronautical product electromagnetic compatibility test shielded cubicle claimed in claim 4, it is characterized in that: described electric source line interface also is connected with power lead on (5), also is fixedly installed power cord winding on a certain upright side walls outside of equipment body (19) and rolls (9).
6. according to aeronautical product electromagnetic compatibility test shielded cubicle claimed in claim 1, it is characterized in that: described equipment body (19) outside also is provided with ground stud (10), and ground stud (10) connects the outside that is arranged in equipment body (19).
7. according to aeronautical product electromagnetic compatibility test shielded cubicle claimed in claim 1, it is characterized in that: also be provided with door handle (2) on described shield door (1) outside and be connected and the connection turning axle of equipment body (19) can counterrotating mode to be connected, door handle (2) specifically is arranged on shield door away from connecting the turning axle place.
8. according to aeronautical product electromagnetic compatibility test shielded cubicle claimed in claim 1, it is characterized in that: described equipment body (19) also is provided with Wood sandwich board (18), lamp (15), switch (16) and supply socket (17): Wood sandwich board (18) is attached on the inwall of equipment body (19) inner chamber; Lamp (15), switch (16), supply socket (17) are mounted on Wood sandwich board (18).
9. according to aeronautical product electromagnetic compatibility test shielded cubicle claimed in claim 1, it is characterized in that: also be fixedly installed wheel (6) and handle (4) on described equipment body (19); Wherein: the handle (4) that is used for push-and-pull is arranged outside any one sidewall that is arranged on equipment body (19); Wheel (6) has 4 and all be fixedly mounted on the bottom of equipment body (19), and wherein 2 wheels (6) near handle (4) are universal wheel, is directional wheel away from two wheels (6) of handle (4).
10. according to one of them described aeronautical product electromagnetic compatibility test shielded cubicle of claim 1-9, it is characterized in that: described aeronautical product electromagnetic compatibility test is also satisfied following requirement with the equipment body in shielded cubicle (19): shield door (1) is arranged on any vertical elevation of equipment body (19); Inside and outside interface slot (3) and aviation plug (8) are arranged on one of them vertical side adjacent with equipment body (19) vertical elevation at shield door (1) place; Electric source line interface (5) is arranged in the outer side-lower of another vertical side adjacent with equipment body (19) vertical elevation at shield door (1) place; Power cord winding rolls the top, the non-conterminous vertical side outside that (9) are arranged in equipment body (19) and shield door (1); Ground stud (10) is arranged in and the outer side-lower of the vertical plane of inside and outside interface slot (3) homonymy; Handle (4) is arranged the top, the sidewall outside that is arranged on electric source line interface (5) homonymy.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220597944 CN202975078U (en) | 2012-11-14 | 2012-11-14 | A shielding room used for electromagnetic compatibility test of aviation products |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220597944 CN202975078U (en) | 2012-11-14 | 2012-11-14 | A shielding room used for electromagnetic compatibility test of aviation products |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202975078U true CN202975078U (en) | 2013-06-05 |
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ID=48516136
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220597944 Expired - Lifetime CN202975078U (en) | 2012-11-14 | 2012-11-14 | A shielding room used for electromagnetic compatibility test of aviation products |
Country Status (1)
| Country | Link |
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| CN (1) | CN202975078U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105636420A (en) * | 2016-01-11 | 2016-06-01 | 北京仿真中心 | Shielding dark box |
| CN111595338A (en) * | 2020-05-28 | 2020-08-28 | 北京航天时代光电科技有限公司 | High-reliability single-shaft redundant fiber-optic gyroscope inertia measuring device |
| CN114709675A (en) * | 2021-12-13 | 2022-07-05 | 陕西航空电气有限责任公司 | Electromagnetic compatibility shielding bush of power socket |
-
2012
- 2012-11-14 CN CN 201220597944 patent/CN202975078U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105636420A (en) * | 2016-01-11 | 2016-06-01 | 北京仿真中心 | Shielding dark box |
| CN105636420B (en) * | 2016-01-11 | 2018-10-16 | 北京仿真中心 | A kind of shielding camera bellows |
| CN111595338A (en) * | 2020-05-28 | 2020-08-28 | 北京航天时代光电科技有限公司 | High-reliability single-shaft redundant fiber-optic gyroscope inertia measuring device |
| CN114709675A (en) * | 2021-12-13 | 2022-07-05 | 陕西航空电气有限责任公司 | Electromagnetic compatibility shielding bush of power socket |
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| GR01 | Patent grant | ||
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Granted publication date: 20130605 |