CN108872720B - Shielding room of extraction-insertion type replacement testing system - Google Patents
Shielding room of extraction-insertion type replacement testing system Download PDFInfo
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- CN108872720B CN108872720B CN201811025789.0A CN201811025789A CN108872720B CN 108872720 B CN108872720 B CN 108872720B CN 201811025789 A CN201811025789 A CN 201811025789A CN 108872720 B CN108872720 B CN 108872720B
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- shielding
- control module
- room
- movable
- square notch
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01R—MEASURING ELECTRIC VARIABLES; MEASURING MAGNETIC VARIABLES
- G01R29/00—Arrangements for measuring or indicating electric quantities not covered by groups G01R19/00 - G01R27/00
- G01R29/08—Measuring electromagnetic field characteristics
- G01R29/0807—Measuring electromagnetic field characteristics characterised by the application
- G01R29/0814—Field measurements related to measuring influence on or from apparatus, components or humans, e.g. in ESD, EMI, EMC, EMP testing, measuring radiation leakage; detecting presence of micro- or radiowave emitters; dosimetry; testing shielding; measurements related to lightning
- G01R29/0821—Field measurements related to measuring influence on or from apparatus, components or humans, e.g. in ESD, EMI, EMC, EMP testing, measuring radiation leakage; detecting presence of micro- or radiowave emitters; dosimetry; testing shielding; measurements related to lightning rooms and test sites therefor, e.g. anechoic chambers, open field sites or TEM cells
Abstract
The invention provides a shielding chamber of a drawing-inserting type replacement testing system, which comprises a shielding chamber, a motor unit and a control module, wherein the motor unit and the control module are arranged outside the shielding chamber, the shielding chamber comprises four side surfaces, a top surface and a bottom surface, one end of the bottom surface, which is close to one side surface, is provided with a first square notch, the side surface above the first square notch is provided with a second square notch, the first square notch is provided with a moving surface with the size matched with that of the first square notch, the junction of the moving surface and the second square notch is provided with a shielding wall, a conveying device is arranged below the moving surface, a test table and auxiliary test equipment on the moving surface are moved out of the shielding chamber through the conveying device, and the testing system is replaced. The shielding chamber of the extraction and insertion type replacement testing system provided by the invention is convenient for quickly replacing the testing system after electromagnetic measurement is finished, and improves the working efficiency.
Description
Technical Field
The invention relates to the field of electromagnetic compatibility testing, in particular to a shielding chamber of a plug-in replacement testing system.
Background
Electromagnetic compatibility (EMC) refers to the ability of a device or system to operate satisfactorily in its electromagnetic environment and not create intolerable electromagnetic interference with any device in its environment. Thus, EMC includes two requirements: on one hand, electromagnetic interference generated by equipment on the environment in the normal operation process cannot exceed a certain limit value; on the other hand, the device has a certain degree of immunity, namely electromagnetic sensitivity, to electromagnetic interference existing in the environment.
The shielding room is an important test site for measuring the radiation interference and radiation immunity of tested equipment, is mainly used for reducing the interference of external electromagnetic wave signals on test signals, and the test system is used for transmitting signals during testing, different types of test systems are required for different test requirements, and the existing mode for replacing the test system in the shielding room is usually manual disassembly and replacement, so that the work is complicated and the time consumption is long, and the shielding room capable of quickly replacing the test system is necessary.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides a shielding chamber of a suction-insertion type replacement testing system, which has low electromagnetic interference, is convenient for quickly replacing the testing system after electromagnetic testing is finished, and improves the working efficiency.
The invention adopts the following technical scheme for realizing the purposes:
the invention provides a shielding chamber of a drawing-inserting type replacement test system, which comprises a shielding chamber, a motor unit and a control module, wherein the motor unit and the control module are arranged outside the shielding chamber, the shielding chamber comprises four side surfaces, a top surface and a bottom surface, at least four support posts are arranged below the bottom surface, a first square notch is arranged at one end of the bottom surface, which is close to one side surface, a metal elastic sheet is continuously arranged in the first square notch, a second square notch is arranged on the side surface above the first square notch, a moving surface with the size matched with that of the first square notch is arranged on the first square notch, the moving surface comprises a conducting part and an insulating part, the upper end surface of the moving surface is a conducting part, the lower end surface of the moving surface is an insulating part, a shielding wall is arranged at the junction of the moving surface and the second square notch, a first shielding device is arranged on three sides of the shielding wall, which are not contacted with the moving surface, and a second shielding device which is identical with the first shielding device is arranged on three sides of the side surface of the shielding chamber; a conveying device is arranged below the moving surface; the mobile surface is connected with the motor unit, the motor unit is connected with the control module, and the control module is used for controlling the operation of the motor unit; the test bench and the auxiliary test equipment are arranged on the moving surface.
In one embodiment of the invention, the auxiliary test equipment includes, but is not limited to, a horn, a photoelectric converter, a receiver, a spectrometer, a signal generator, a power amplifier, a power supply, a motor loading device, and a generator driving device.
In one embodiment of the invention, a patch board is disposed in the shielding room.
In an embodiment of the present invention, the conductive portion is made of a conductive material, and the insulating portion is made of an insulating material.
In an embodiment of the present invention, the first shielding device and the second shielding device are beryllium copper reeds.
In an embodiment of the present invention, a mobile platform is disposed below the test bench and the auxiliary test device;
the mobile platform is in communication connection with the control module;
the control module is also used for controlling the mobile platform to move.
In an embodiment of the invention, the conveying device comprises a roller or the like.
In one embodiment of the invention, when the shielding wall moves to a preset station, the beryllium copper reed on the shielding wall is contacted with the beryllium copper reed on the second square notch.
In an embodiment of the present invention, the preset station is a position when the shielding wall is just embedded into the second square notch.
In an embodiment of the invention, a surface of the shielding wall facing the shielding room is provided with the same shielding material as the shielding room.
In an embodiment of the invention, a movable inclined step with the same height as the movable surface is arranged outside the shielding chamber;
the movable inclined step is in communication connection with the control module;
the control module is also used for controlling the movement of the movable inclined step.
Compared with the prior art, the invention has the beneficial effects that:
the shielding chamber of the extraction and insertion type replacement testing system provided by the invention has low electromagnetic interference, is convenient for quickly replacing the testing system after electromagnetic testing is finished, and improves the working efficiency.
Drawings
FIG. 1 is a schematic view of a shielding chamber of a pump-plug replacement testing system according to an embodiment of the invention;
FIG. 2 is a front view of a shielded room of a pump-plug replacement testing system according to an embodiment of the present invention;
FIG. 3 is a schematic view illustrating a connection structure between a first square notch and a moving surface of a shielding chamber of a plug-in replacement testing system according to an embodiment of the present invention;
FIG. 4 is a side view of a shielded moving surface 3 and a shielded wall 4 of a removable plug-in replacement testing system according to an embodiment of the present invention;
wherein: the shielding wall comprises a first square notch 1, a second square notch 2, a moving surface 3, a shielding wall 4, a metal elastic sheet 11, a conductive part 31 and an insulating part 32.
Detailed Description
The invention will be further described with reference to the accompanying drawings and specific examples, which are given for illustration only and are not to be construed as limiting the invention.
It should be noted that, in the present invention, the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the present invention, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.
In the present invention, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art according to the specific circumstances.
In the present invention, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature.
As shown in fig. 1, fig. 2 and fig. 3, the invention provides a shielding chamber of a plug-in type replacement test system, which comprises a shielding chamber, a motor unit and a control module, wherein the motor unit and the control module are arranged outside the shielding chamber, the shielding chamber comprises four side surfaces, a top surface and a bottom surface, a plurality of struts 10 are arranged below the bottom surface, one end of the bottom surface, which is close to one side surface, is provided with a first square notch 1, a metal spring sheet 11 is continuously arranged in the first square notch 1, the side surface above the first square notch 1 is provided with a second square notch 2, the first square notch 1 is provided with a moving surface 3 which is matched with the first square notch 1 in size, the moving surface 3 comprises a conducting part 31 and an insulating part 32, the upper end surface of the moving surface 3 is the conducting part 31, the lower end surface of the moving surface 3 is the insulating part 32, a shielding wall 4 is arranged at the junction of the moving surface 3 and the second square notch 2, three sides of the shielding wall 4, which are not contacted with the moving surface 3, are provided with first shielding devices, and the second shielding devices which are identical to the first shielding devices are arranged on three sides of the side surfaces of the shielding chamber; a conveying device is arranged below the moving surface 3; the movable surface 3 is connected with a motor unit, the motor unit is connected with a control module, and the control module is used for controlling the operation of the motor unit; the test bench and the auxiliary test equipment are arranged on the moving surface 3.
In an embodiment of the present invention, the auxiliary test device includes a horn, a photoelectric converter, a receiver, a spectrometer, a signal generator, a power amplifier, a power source, a motor loading device, a generator driving device, and the like.
In an embodiment of the present invention, a patch board is disposed in the shielding chamber.
In an embodiment of the present invention, the conductive portion 31 is made of a conductive material, and the insulating portion 32 is made of an insulating material.
In an embodiment of the present invention, the first shielding device and the second shielding device are beryllium copper reeds.
In an embodiment of the present invention, a mobile platform is disposed below the test bench and the auxiliary test device;
the mobile platform is in communication connection with the control module;
the control module is also used for controlling the mobile platform to move.
In an embodiment of the invention, the conveying device comprises a roller or the like.
In one embodiment of the present invention, when the shielding wall 4 moves to a preset station, the beryllium copper reed on the shielding wall 4 contacts the beryllium copper reed on the second square notch 2.
In an embodiment of the present invention, the preset station is a position when the shielding wall 4 is just embedded into the second square notch 2.
In one embodiment of the invention, the side of the shielding wall 4 facing the shielding chamber is provided with the same shielding material as in the shielding chamber.
In one embodiment of the invention, a movable inclined step with the same height as the movable surface is arranged outside the shielding chamber;
the movable inclined step is in communication connection with the control module;
the control module is also used for controlling the movement of the movable inclined step.
In an application scene of the invention, the control module is an upper computer outside a dark room, when in test, the test bench and the auxiliary test equipment are arranged on a mobile platform, the mobile platform is arranged on a mobile surface 3, the mobile platform is connected with the upper computer, the upper computer is used for controlling the mobile platform to move, and beryllium copper reeds on a shielding wall 4 are contacted with beryllium copper reeds on a second square notch 2, so that a continuous conductor is formed, the shielding performance of the shielding room is ensured, a worker places a sample on the test bench, and electromagnetic compatibility test is carried out on the sample; meanwhile, a worker prepares a test bench and auxiliary test equipment to be replaced outside the shielding chamber; after the sample in the shielding chamber is tested, the test bench is used, the upper computer controls the motor group to move out of the moving surface 3, then the upper computer controls the moving inclined step to move to the edge of the moving surface 3, the upper computer controls the moving platform carrying the test bench and the auxiliary test equipment which are used to be used to move away from the moving inclined step, then the upper computer controls the moving platform carrying the test bench and the auxiliary test equipment which are ready to be tested to move onto the moving surface 3 from the moving inclined step, and the upper computer controls the moving surface 3 to move the moving platform carrying the test bench and the auxiliary test equipment into the shielding chamber. When a worker uses the test bench in the shielding chamber, the test bench and the auxiliary test equipment to be used can be prepared outside the shielding chamber in advance, and when the test bench and the auxiliary test equipment need to be replaced, the used test bench and the used auxiliary test equipment can be moved out of the shielding chamber, the debugged test bench and the debugged auxiliary test equipment to be tested are replaced and moved into the shielding chamber to be tested, so that the preparation time of a large number of test benches and auxiliary test equipment is saved, and the experimental efficiency of the whole darkroom is improved.
It is apparent that the above examples are only examples for the purpose of more clearly expressing the technical solution of the present invention, and are not limiting the embodiments of the present invention. It will be apparent to those skilled in the art from this disclosure that various other changes and modifications can be made herein without departing from the spirit and scope of the invention. The scope of the invention is therefore intended to be covered by the appended claims.
Claims (7)
1. The utility model provides a take out and insert formula change test system's shield room, including the shield room, set up motor group and the control module outside the shield room, wherein, the shield room includes four sides, a top surface and a bottom surface, be equipped with four at least pillars below the bottom surface, the bottom surface is close to one side one end be equipped with first square breach, be equipped with the metal shell fragment in the first square breach in succession, the side of first square breach top is equipped with the square breach of second, be equipped with on the square breach of first and be equipped with the movable surface that matches with first square breach size, the movable surface includes conducting part and insulating part, the up end of movable surface is the conducting part, the lower terminal surface of movable surface is the insulating part the movable surface with the square breach juncture of second is equipped with a shielding wall, the shielding wall is not with the first shielding device of trilateral being equipped with of movable surface contact, the second square breach is equipped with the second shielding device the same as the first shielding device along the trilateral of shield room side; a conveying device is arranged below the moving surface; the mobile surface is connected with the motor unit, the motor unit is connected with the control module, and the control module is used for controlling the operation of the motor unit; the test bench and the auxiliary test equipment are arranged on the moving surface.
2. The shielded room of an extraction and insertion type replacement test system of claim 1 wherein said first shielding means and said second shielding means are beryllium copper reeds.
3. The shielded room of a plug-in replacement test system according to claim 1, wherein a mobile platform is provided below the test bench and the auxiliary test equipment;
the mobile platform is in communication connection with the control module;
the control module is also used for controlling the mobile platform to move.
4. A shielded room for a pump-plug replacement test system according to claim 1 wherein said conveyor comprises rollers.
5. The shielded room of a plug-in replacement test system of claim 1 wherein the beryllium copper strip on the shielded wall contacts the beryllium copper strip on the second square cutout when the shielded wall is moved to the predetermined station.
6. The shielded room of an insertion replacement testing system of claim 5 wherein the predetermined station is a position where the shielding wall is just embedded in the second square notch.
7. The shielded room of the plug-in replacement test system according to claim 1, wherein a movable inclined step with the same height as the movable surface is arranged outside the shielded room;
the movable inclined step is in communication connection with the control module;
the control module is also used for controlling the movement of the movable inclined step.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811025789.0A CN108872720B (en) | 2018-09-04 | 2018-09-04 | Shielding room of extraction-insertion type replacement testing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811025789.0A CN108872720B (en) | 2018-09-04 | 2018-09-04 | Shielding room of extraction-insertion type replacement testing system |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108872720A CN108872720A (en) | 2018-11-23 |
| CN108872720B true CN108872720B (en) | 2023-10-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811025789.0A Active CN108872720B (en) | 2018-09-04 | 2018-09-04 | Shielding room of extraction-insertion type replacement testing system |
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| Country | Link |
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| CN (1) | CN108872720B (en) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110187208A (en) * | 2019-06-03 | 2019-08-30 | 广州市诚臻电子科技有限公司 | A kind of more changing device with quick coupling and the screened room using the more changing device |
| CN110146761B (en) * | 2019-06-03 | 2021-07-23 | 广州市诚臻电子科技有限公司 | Control system of shielding room |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201196667Y (en) * | 2008-05-20 | 2009-02-18 | 常州雷宁电磁屏蔽设备有限公司 | Shielding performance detection apparatus of shield room |
| CN207181536U (en) * | 2017-09-20 | 2018-04-03 | 青岛中卓海泰微波科技有限公司 | A kind of compatible antenna measurement darkroom |
| CN108226585A (en) * | 2017-12-19 | 2018-06-29 | 绵阳恒持金属设备有限公司 | A kind of emergent electromagnetic shielding chamber and its test device |
| CN209372974U (en) * | 2018-09-04 | 2019-09-10 | 广州市诚臻电子科技有限公司 | A kind of screened room of draw and insert-type more switching test system |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US9482708B2 (en) * | 2013-01-29 | 2016-11-01 | ETS-Lindgren Inc. | Enhanced reverberation chamber |
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2018
- 2018-09-04 CN CN201811025789.0A patent/CN108872720B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201196667Y (en) * | 2008-05-20 | 2009-02-18 | 常州雷宁电磁屏蔽设备有限公司 | Shielding performance detection apparatus of shield room |
| CN207181536U (en) * | 2017-09-20 | 2018-04-03 | 青岛中卓海泰微波科技有限公司 | A kind of compatible antenna measurement darkroom |
| CN108226585A (en) * | 2017-12-19 | 2018-06-29 | 绵阳恒持金属设备有限公司 | A kind of emergent electromagnetic shielding chamber and its test device |
| CN209372974U (en) * | 2018-09-04 | 2019-09-10 | 广州市诚臻电子科技有限公司 | A kind of screened room of draw and insert-type more switching test system |
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| Publication number | Publication date |
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| CN108872720A (en) | 2018-11-23 |
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