CN206489225U - One kind miniaturization anechoic chamber, - Google Patents
One kind miniaturization anechoic chamber, Download PDFInfo
- Publication number
- CN206489225U CN206489225U CN201621356936.9U CN201621356936U CN206489225U CN 206489225 U CN206489225 U CN 206489225U CN 201621356936 U CN201621356936 U CN 201621356936U CN 206489225 U CN206489225 U CN 206489225U
- Authority
- CN
- China
- Prior art keywords
- anechoic chamber
- turntable
- tent
- test table
- miniaturization
- 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
Abstract
The utility model is there is provided a kind of miniaturization anechoic chamber, including tent frames, electromagnetic shielding tent, turntable, insulation examination survey table；Wherein, the tent frames, the monitoring camera-shooting unit, the turntable, the Insulation test table are all arranged in the electrical measurement shielding tent；The Insulation test table is placed on the turntable；Wherein described tent frames are used to support the electromagnetic shielding tent；The turntable is used to drive the Insulation test table to horizontally rotate.The utility model provides a kind of anechoic chamber, of the good miniaturization of lightweight, small volume, easy to use, shield effectiveness, while the problem of solving turntable in anechoic chamber, easy kinking.
Description
Technical field
The utility model is related to a kind of emc testing field, and in particular to a kind of anechoic chamber, of miniaturization.
Background technology
Electromagnetic compatibility test (Electromagnetic Compatibility, EMC) is generally required and made using anechoic chamber,
Tested for test site.Anechoic chamber, is the important test site for measuring Devices to test radiation interference and radiation immunity,
It is mainly used in reducing interference of the external electromagnetic ripple signal to test signal.Current anechoic chamber, is generally built upon a room specified
In, the construction of high-performance anechoic chamber, is a systematic engineering of business, and its cost is often in millions of to up to ten million members, and electric wave is dark
Room, which is once built up, just can not move, and will be unable to meet the test request of some special regions.
In some test scenes, user generally requires to adjust the position of article to be measured by naked-eye observation, and existing
Anechoic chamber, is typically made of lighttight material, and this brings great inconvenience to user, sometimes even can be because of to be measured
The position problems of article and emc testing result is occurred larger deviation.And in other test scenes, in order to
Understand the test case in anechoic chamber, generally require to set camera, lighting device etc. in anechoic chamber, and these electrical equipment
Equipment generally requires to need to use Alternating Current Power Supply, can introduce larger electromagnetic interference.Anechoic chamber, is to its electrical installation and power supply
Electromagnetic interference caused by device etc. requires higher；Although existing anechoic chamber, is also provided with alternating current filter, exchange filter
Ripple device is only capable of filtering out a small number of electromagnetic interferences in power network, and most electromagnetic interferences are still remained in anechoic chamber, and test is tied
Fruit causes strong influence.
Further, since generally requiring article to be measured should be placed on turntable during test, driven and treated by the rotation of turntable
Article rotating is surveyed, so that the greatest irradiation of article to be measured is harassed facing to antenna measurement.And turntable by thick flexible connecting line from
Low-voltage, high-current is obtained at power supply unit to power, turntable needs to turn 360 °, will certainly occur thick soft wiring winding, knot, even
The problems such as generation is short-circuit.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides a kind of lightweight, small volume, easy to use, shielding
The anechoic chamber, of the good miniaturization of efficiency, while the problem of solving turntable in anechoic chamber, easy kinking.
The utility model to achieve the above object, employs following technical scheme：
A kind of anechoic chamber, of miniaturization, including monitoring camera-shooting unit, electromagnetic shielding tent, turntable, insulation examination survey table；Its
In, the monitoring camera-shooting unit, the turntable, the Insulation test table are all arranged in the electrical measurement shielding tent；It is described exhausted
Edge test desk is placed on the turntable；The turntable is used to drive the Insulation test table to horizontally rotate.
In the embodiment of the utility model one, the anechoic chamber, of miniaturization also includes monitoring camera-shooting unit；The shooting prison
Controlling unit is used to carry out recording monitor to test zone.
In the embodiment of the utility model one, the anechoic chamber, of miniaturization also includes observation window；
The observation window is arranged on the electromagnetic shielding tent；The observation window by printing opacity electromagnetic shielding material system
Into.
In the embodiment of the utility model one, has absorbing material on the inner surface of the electromagnetic shielding tent.
Further, in the embodiment of the utility model one, the absorbing material surface forms compact arranged pointed cone portion,
The top in the pointed cone portion is pointing directly at the determinand.
Further, in the embodiment of the utility model one, the absorbing material includes wedge shape absorbing material, single flat
Plate shape absorbing material, double-deck or multi-layer planar shape absorbing material, coating absorbing material, one kind in structure shape absorbing material or
It is a variety of.
In the embodiment of the utility model one, the turntable include horizontal motor and rotating mechanism, the rotating mechanism with
The Insulation test table is connected, and the horizontal motor is used to take the Insulation test table in level side by the rotating mechanism
Rotated to doing positive and negative 180 °.
In the embodiment of the utility model one, the turntable also includes elevating mechanism and motor vertical, the elevating mechanism
It is connected with the Insulation test table, the motor vertical is used to drive the Insulation test table edge vertical by the elevating mechanism
Direction rises or falls.
In the embodiment of the utility model one, the turntable also includes fin；Wherein, the fin is used for turntable
The heat produced during work is distributed.
In the embodiment of the utility model one, the electromagnetic shielding tent includes bottom surface, and the turntable is removably solid
It is scheduled on the bottom surface.
In the embodiment of the utility model one, the miniaturization anechoic chamber, also includes being used to support the electromagnetic shielding account
The tent frames of paulin；Wherein, the tent frames are made of aluminium alloy and ABS engineering plastics.
In the embodiment of the utility model one, the electromagnetic shielding tent is provided with shield door, and the shield door can pass through screen
The mode for covering slide fastener is opened and closed.
In the embodiment of the utility model one, the composition material of the observation window includes electro-conductive glass, wire glass.
In the embodiment of the utility model one, the monitoring camera-shooting unit include video camera shielding case, support, fin and
Head shielding case；Wherein, the support is hollow structure, and the inner chamber of video camera shielding case and the inner chamber of head shielding case pass through
The support of hollow structure is connected；The fin is used to produce when the camera body in the video camera shielding case is worked
Raw heat is distributed；Camera lens, shooting mainboard, fiber optical transceiver, wave filter are provided with the video camera shielding case；
Video camera shielding case is additionally provided with power supply string holes, optical fiber interface；Camera lens is connected with shooting mainboard, shooting mainboard and optical fiber transceiving
Device is connected, and fiber optical transceiver is connected to optical fiber interface by optical fiber；The output end of wave filter connects shooting mainboard and light respectively
Fine transceiver is supplied power for.
In the embodiment of the utility model one, the anechoic chamber, of the miniaturization also includes lighting device, including LED
Group, screening arrangement, fin；
The LED light group includes LED lamp panel, LED light bar or other illumination moulds encapsulated by one or more LED
Group.
The LED light group is arranged in the screening arrangement, and the side panel of the screening arrangement is printing opacity shielding panel；
The printing opacity shielding panel includes that electro-conductive glass, wire glass, or other skilled in the art commonly use, achievable with equivalent
The light transmissive material of fruit；
The heat that the fin is produced when can lighting device be worked is distributed.
Further, in the embodiment of the utility model one, the light-emitting area of the LED light group is towards printing opacity shielding panel.
In the embodiment of the utility model one, the anechoic chamber, of the miniaturization also includes being used to sending and receiving signal
Antenna；When institute's antenna is not less than two, the distance between antenna described in each two is not less than pre-determined distance threshold value.
Further, in the embodiment of the utility model one, the pre-determined distance threshold value is that adjacent antenna is not produced as far as possible
Minimum range during mutual coupling effect.
In the embodiment of the utility model one, the anechoic chamber, of the miniaturization also includes power supply unit and shielding case, its
In, the power supply unit is placed in shielding case；Wherein described power supply unit is used for by shielded cable to the turntable, described taken the photograph
As the electrical installations such as monitoring unit, the lighting device are powered.
The beneficial effects of the utility model：
A kind of anechoic chamber, of miniaturization provided by the utility model possesses advantage：
1st, observation window is provided with the electromagnetic shielding tent, facilitates user to observe, and reach the effect of radiation-screening.
2nd, the tent frames use aluminium alloy or ABS engineering plastics, therefore the anechoic chamber, of the miniaturization is integrally weighed
Amount is lighter.
3rd, using the electromagnetic shielding tent, install with dismounting more easily and fast.
4th, shield effectiveness is good, by electromagnetic shielding tent, shielding slide fastener etc., forms a completely enclosed working environment.
5th, the absorbing material surface forms the top in compact arranged pointed cone portion and is pointing directly at the determinand；When to be measured
When article works, the noise and other unwanted electromagnetism amplitudes of test institute that article to be measured is produced are launched to the electromagnetic shielding account
During paulin, absorbing material on tent can be electromagnetically shielded by the grounding wire and largely absorbed, so as to avoid being reflected to antenna and making test
Into interference.
6th, the turntable can automatic lifting, dramatically reduce operating personnel workload and connection bear, shorten examination
The taken time is put in perching.
7th, the turntable can drive the Insulation test table do in the horizontal plane it is positive and negative 180 ° rotation, will not occur kinking,
Knotting problem.
8th, the electrical installation such as the monitoring camera-shooting unit, lighting device, electric supply installation is all placed in screening arrangement, Bu Huiyin
Enter extra electromagnetic interference.
9th, good heat dissipation effect, the turntable, monitoring camera-shooting unit, lighting device all include fin, so as to preferably prolong
The long monitoring camera-shooting unit, the LED etc. service life.
10th, the distance between antenna described in set each two is not less than pre-determined distance threshold value, so as to avoid two phases
Mutual coupling effect is produced between adjacent antenna, so as to further improve the accuracy of test effect.
Brief description of the drawings
Fig. 1 is a kind of structural representation of miniaturization anechoic chamber, provided in the embodiment of the utility model one.
Fig. 2 is the left view structural representation of the monitoring camera-shooting unit provided in the embodiment of the utility model one.
Fig. 3 is the positive structure diagram of the monitoring camera-shooting unit provided in the embodiment of the utility model one.
Fig. 4 is a kind of structural representation of miniaturization anechoic chamber, provided in another embodiment of the utility model；
Fig. 5 is a kind of structural representation of miniaturization anechoic chamber, provided in the another embodiment of the utility model.
Embodiment
Illustrate embodiment of the present utility model with reference to the accompanying drawings.An accompanying drawing of the present utility model or a kind of embodiment party
Element and feature described in formula can be with the elements and feature that are shown in one or more other accompanying drawings or embodiment
It is combined.It should be noted that it is common to eliminate, this area unrelated with the utility model in order to remove purpose, in accompanying drawing and explanation
The expression and description, embodiment of part known to technical staff and processing are only used for the purpose of illustration, do not limit the utility model
Scope, while obvious change and modification that those of ordinary skill in the art are made according to the utility model are also contained in
Within the scope of the utility model.
As shown in figure 1, a kind of anechoic chamber, of miniaturization, including tent frames 10, electromagnetic shielding tent 20, observation window
30th, table 60, lighting device 70 are surveyed in monitoring camera-shooting unit 40, turntable 50, insulation examination；Wherein, the tent frames 10, described take the photograph
As monitoring unit 20, the turntable 50, the Insulation test table 60 are all arranged in the electrical measurement shielding tent 20；The insulation
Test desk 60 is placed on the turntable 50, and the observation window 30 is arranged on the electromagnetic shielding tent 20；The observation window 30
By electro-conductive glass, light transmissive material that wire glass, or other skilled in the art commonly use, that equivalent effect can be achieved is made；
The lighting device 70 is arranged in the electromagnetic shielding tent 20；
The tent frames 10 are used to support the electromagnetic shielding tent 20；Specifically, the tent frames 10 use aluminium
Alloy and ABS engineering plastics are made；
Wedge shape absorbing material is pasted with the inner surface of the electromagnetic shielding tent 20, for absorbing entering for all directions
Ejected wave；Specifically, the wedge shape absorbing material surface forms compact arranged pointed cone portion, the top in the pointed cone portion directly refers to
To the determinand；
The electromagnetic shielding tent 20 is provided with shield door 21, and the shield door 21 can be opened by way of shielding slide fastener 22
And closing；
The monitoring camera-shooting unit 40 is used to carry out recording monitor to region to be measured；
The turntable 50 includes rotating mechanism, elevating mechanism, horizontal motor and motor vertical；The rotating mechanism and described
Elevating mechanism is surveyed table 60 with insulation examination and is connected；The horizontal motor is used to take insulation examination survey table 60 to by the rotating mechanism
Positive and negative 180 ° of rotations are done in the horizontal direction；The motor vertical, which is used to taking insulation examination to by the elevating mechanism, surveys table 60 along vertical
Nogata is ramped up or declined.
It is preferred that the turntable 50 also includes fin；Wherein, the fin is used for the heat produced when turntable is worked
Amount is distributed.
Preferably, the electromagnetic shielding tent 20 includes bottom surface, the turntable 50 is detachably secured to the bottom
On face；Wherein, the means that fixed form can be commonly used using those skilled in the art realize that the utility model is not limited this
It is fixed.
It is preferred that as shown in Figures 2 and 3, the monitoring camera-shooting unit 40 includes video camera shielding case 41, support 42, dissipated
Backing 43 and head shielding case 44；Wherein, the support 42 is hollow structure, and inner chamber and the head screen of video camera shielding case 41
The inner chamber for covering shell is connected by the support 42 of hollow structure；The fin 43 is used for taking the photograph in the video camera shielding case
The heat produced during as this body running of head is distributed；Camera lens 411, shooting mainboard are provided with the video camera shielding case 41
412nd, fiber optical transceiver 413, wave filter 414；Video camera shielding case be additionally provided with power supply string holes 415, optical fiber output interface 416,
Optical fiber input interface 417；Camera lens 411 is connected with shooting mainboard 412, and shooting mainboard 412 is connected with fiber optical transceiver 413,
Fiber optical transceiver 413 is connected to optical fiber interface 416 by optical fiber；The output end of wave filter 414 connects shooting mainboard 412 respectively
And fiber optical transceiver 413 and for its power supply；
It is preferred that as shown in figure 4, the anechoic chamber, of the miniaturization also includes the antenna for being used to sending and receiving signal
80；When institute's antenna 80 is not less than two, the distance between antenna 80 described in each two is not less than pre-determined distance threshold value；
The lighting device 70 includes LED light group 71, screening arrangement 72, fin 73.
Specifically, the LED light group 71 include LED lamp panel, LED light bar or other by one or more LED encapsulation form
Illumination module.
Specifically, the LED light group 71 is arranged in the screening arrangement 72, and the side panel of the screening arrangement 72 is
Printing opacity shielding panel 74；The printing opacity shielding panel 74 includes electro-conductive glass, and wire glass, or other skilled in the art are normal
, can be achieved equivalent effect light transmissive material；
Specifically, the heat produced when the fin 73 can work lighting device is distributed.
Specifically, the pre-determined distance threshold value is minimum range adjacent antenna 80 does not produce mutual coupling effect as far as possible when.
It is preferred that as shown in figure 5, the anechoic chamber, of the miniaturization also includes power supply unit 90 and shielding case 100, its
In, the power supply unit 90 is placed in shielding case 100；Wherein described power supply unit is used to take the photograph to described by shielded cable 110
As the electrical installations such as monitoring unit 40, the turntable 50, the lighting device 70 are powered.
Obviously, above-described embodiment is used for the purpose of more clearly expressing technical solutions of the utility model example, and
The non-restriction to the utility model embodiment.To those skilled in the art, on the basis of the above description can be with
Make other changes in different forms, without departing from the concept of the premise utility, these belong to this practicality
New protection domain.Therefore the protection domain of the utility model patent should be determined by the appended claims.
Claims (8)
1. one kind miniaturization anechoic chamber, it is characterised in that including monitoring camera-shooting unit, electromagnetic shielding tent, turntable, insulation examination
Survey table；Wherein, the monitoring camera-shooting unit, the turntable, the Insulation test table are all arranged in the electromagnetic shielding tent；
The Insulation test table is placed on the turntable；
The turntable is used to drive the Insulation test table to horizontally rotate.
2. a kind of miniaturization anechoic chamber, as claimed in claim 1, it is characterised in that the monitoring camera-shooting unit is used for surveying
Try region and carry out recording monitor.
3. a kind of miniaturization anechoic chamber, as claimed in claim 1, it is characterised in that the anechoic chamber, of the miniaturization is also wrapped
Include observation window；
The observation window is arranged on the electromagnetic shielding tent；The observation window is made up of the electromagnetic shielding material of printing opacity.
4. anechoic chamber, is minimized as claimed in claim 1, it is characterised in that the turntable includes horizontal motor and whirler
Structure, the rotating mechanism is connected with the Insulation test table, and the horizontal motor is described for being taken to by the rotating mechanism
Insulation test table does positive and negative 180 ° of rotations in the horizontal direction.
5. anechoic chamber, is minimized as claimed in claim 1, it is characterised in that the turntable also includes elevating mechanism and vertical
Motor, the elevating mechanism is connected with the Insulation test table, and the motor vertical is used to drive institute by the elevating mechanism
Insulation test table edge vertical direction is stated to rise or fall.
6. anechoic chamber, is minimized as claimed in claim 1, it is characterised in that attached on the inner surface of the electromagnetic shielding tent
There is absorbing material.
7. anechoic chamber, is minimized as claimed in claim 1, it is characterised in that the electromagnetic shielding tent is provided with shield door,
The shield door can be opened and closed by way of shielding slide fastener.
8. anechoic chamber, is minimized as claimed in claim 1, it is characterised in that the monitoring camera-shooting unit includes video camera screen
Cover shell, support and head shielding case；Wherein, the support be hollow structure, and the inner chamber of video camera shielding case and head shielding
The inner chamber of shell is connected by the support of hollow structure；Camera lens, shooting mainboard, optical fiber are provided with the video camera shielding case
Transceiver, wave filter；Power supply string holes, optical fiber interface are additionally provided with video camera shielding case；Camera lens is connected with shooting mainboard, images
Mainboard is connected with fiber optical transceiver, and fiber optical transceiver is connected to optical fiber interface by optical fiber；The output end of wave filter connects respectively
Connect shooting mainboard and fiber optical transceiver is supplied power for.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621356936.9U CN206489225U (en) | 2016-12-12 | 2016-12-12 | One kind miniaturization anechoic chamber, |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621356936.9U CN206489225U (en) | 2016-12-12 | 2016-12-12 | One kind miniaturization anechoic chamber, |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206489225U true CN206489225U (en) | 2017-09-12 |
Family
ID=59768873
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621356936.9U Active CN206489225U (en) | 2016-12-12 | 2016-12-12 | One kind miniaturization anechoic chamber, |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206489225U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108957063A (en) * | 2018-09-04 | 2018-12-07 | 广州市诚臻电子科技有限公司 | A kind of screened room of automation |
| JP2022108504A (en) * | 2021-01-13 | 2022-07-26 | アンリツ株式会社 | Temperature test device and temperature test method |
| JP2022108505A (en) * | 2021-01-13 | 2022-07-26 | アンリツ株式会社 | Temperature test device and temperature test method |
-
2016
- 2016-12-12 CN CN201621356936.9U patent/CN206489225U/en active Active
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108957063A (en) * | 2018-09-04 | 2018-12-07 | 广州市诚臻电子科技有限公司 | A kind of screened room of automation |
| CN108957063B (en) * | 2018-09-04 | 2024-03-29 | 广州市诚臻电子科技有限公司 | Automatic change shield room |
| JP2022108504A (en) * | 2021-01-13 | 2022-07-26 | アンリツ株式会社 | Temperature test device and temperature test method |
| JP2022108505A (en) * | 2021-01-13 | 2022-07-26 | アンリツ株式会社 | Temperature test device and temperature test method |
| JP7122403B2 (en) | 2021-01-13 | 2022-08-19 | アンリツ株式会社 | Temperature test device and temperature test method |
| JP7174892B2 (en) | 2021-01-13 | 2022-11-18 | アンリツ株式会社 | Temperature test device and temperature test method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN206489225U (en) | One kind miniaturization anechoic chamber, | |
| CN105467255B (en) | A kind of electromagnetic compatibility test system and method for on-chip study data | |
| CN106547010B (en) | X-ray flat panel detector based on automatic exposure | |
| CN105825630B (en) | A kind of power distribution panel with safety warning function | |
| CN111050516A (en) | Household appliance function detection device based on Internet of things and operating system thereof | |
| CN207305264U (en) | Mobile terminal detection device and its shielding cabinet | |
| CN108074941A (en) | Input and output module and electronic device | |
| CN214228311U (en) | Intelligent security monitoring equipment | |
| CN210143227U (en) | Camera electromagnetic shielding device | |
| CN111209147A (en) | Portable external device for hardware detection | |
| CN208422249U (en) | Novel sea chart marks and draws platform | |
| CN207382413U (en) | A kind of miniature panoramic video check device | |
| CN209372922U (en) | A kind of screened room of rotary replacement monitor station | |
| CN205941407U (en) | CR scanner equipment guard box with lift operation panel and dustproof function | |
| CN203672930U (en) | Electric energy monitoring terminal housing structural member | |
| CN212723075U (en) | Lightning stroke counter convenient to install | |
| CN206377525U (en) | A kind of lighting device for anechoic chamber, | |
| CN209170296U (en) | A kind of residents photovoltaic plant component nodes collecting cassette | |
| CN209328480U (en) | A kind of novel meter LED digital display device | |
| CN209120188U (en) | A kind of telecommunication network fiber optical transceiver | |
| CN207336409U (en) | A kind of high accuracy flash element test equipment | |
| CN215272748U (en) | Chest lighting device for magnetic resonance imaging equipment | |
| CN108649771A (en) | Mining industry special converter | |
| CN109655592A (en) | A kind of Multifunctional water quality detection instrument | |
| CN216313041U (en) | Energy-saving sun-proof solar junction box |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |