CN206135927U - Testing arrangement that integrates who shields electromagnetic interference - Google Patents
Testing arrangement that integrates who shields electromagnetic interference Download PDFInfo
- Publication number
- CN206135927U CN206135927U CN201621098246.8U CN201621098246U CN206135927U CN 206135927 U CN206135927 U CN 206135927U CN 201621098246 U CN201621098246 U CN 201621098246U CN 206135927 U CN206135927 U CN 206135927U
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- test
- casing
- shielding
- cylinder
- wiring module
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Abstract
The utility model provides a testing arrangement that integrates who shields electromagnetic interference which characterized in that: including a test box, the test box is internal for shielding the cavity, the apron of test box drives the action of opening and closing through the cylinder of locating test box both sides, the both sides of test box correspond the cylinder and still are equipped with electric valve for control cylinder control work. The test still is equipped with two control switch, an emergency switch and a test wiring module on the box, the internal control circuit that is equipped with of test box, each parts of this control circuit electrical connector, test wiring module has external interface and the internal interface that is the electricity and connects, and external interface is connected with the test equipment electricity, the internal interface with shield electric connection of communication product of awaiting measuring and trying in the cavity. The utility model discloses simple structure is small and exquisite, and the cost is lower, and convenient to use and reliable alone can operate many the device, when having guaranteed the shielding effect, has improved efficiency of software testing, has reduced the personnel selection cost, makes the great reduction of cost of enterprise.
Description
Technical field
This utility model is related to wireless telecommunication shielding technical field, and in particular to a kind of pneumatic shielding electromagnetic interference it is integrated
Change test device.
Background technology
Wireless communication technology is can to enter the one of row information exchange in the characteristic of free-space propagation using electromagnetic wave signal
Plant communication mode.Shield technology is, plus metal screen layer, using its reflection, to realize preventing in the outside of common unmasked system
The function of electromagnetic interference.
With the development of modern society, Wireless Telecom Equipment is more and more, and this is just inevitably brought to life, production
How interference, especially in the product test of communication equipment, as the electromagnetic interference in space is more, avoid interference, convenient to survey
Examination it is normal, effectively carry out, always perplex industry a difficult problem.In order to overcome this difficult problem, there is industry to devise one kind
Electromagnetic shielding chamber, tester carry out test operation in electromagnetic shielding interior, can be prevented effectively from the interference of electromagnetic radiation.But should
Prior art has the following disadvantages：First, take up room big, cause plant area's space cost to uprise；2nd, many tests are all people's work
Industry is completed, not only waste of manpower, and less efficient, it is impossible to realize automatic test to reduce testing cost.
Therefore, the deficiency that above-mentioned prior art is present how is solved, is become as this utility model class to be researched and solved
Topic.
The content of the invention
The purpose of this utility model is to provide a kind of integrated testing device of shielding electromagnetic interference.
To reach above-mentioned purpose, the technical solution adopted in the utility model is：
A kind of integrated testing device of shielding electromagnetic interference, including a test casing, have a screen in the test box body
Chamber is covered, in the inwall of the shielding chamber, screen layer is provided with, the screen layer is to shield electromagnetic interference；On the test casing also
A rotatable cover plate opened is provided with, when the cover plate is opened, communication products to be tested can be put into or be taken out the shielding
Chamber；When the cover plate is closed, the shielding chamber is sealed；The cover plate is by two gas located at the test casing both sides
The action opened and closed by the driving of cylinder；It is electric that each cylinder of both sides correspondence of the test casing further respectively has one
Valve, the electric valve are electrically connected with the cylinder, to control cylinder operation；
Wherein, two controlling switches, an emergency switch and a test Wiring module, test are additionally provided with the test casing
A control circuit is provided with casing, the control circuit electrically connects the controlling switch, the emergency switch, the test wiring mould
Electric valve described in block and two；Controlling switch described in two is to control the work of electric valve described in two；The emergency switch to
The power pack for switching off control circuit；The test Wiring module has the external interface in electrical connection and internal interface, described
External interface is electrically connected with test equipment located at the outside of test casing；The internal interface is located at the inside of test casing, with
Communication products electrical connection to be tested in shielding chamber.
Relevant content in above-mentioned technical proposal is explained as follows：
1., in such scheme, the control circuit plays a part of Master Control Unit, and the control circuit can be by 220V
AC conversion for 24V unidirectional current after, each component working of feedway.
2., in such scheme, controlling switch described in two must be pressed simultaneously and could control cylinder start-up operation, design whereby,
To avoid unexpected causing the accident during test.
3., in such scheme, the emergency switch is in case of emergency cut to the power pack for switching off control circuit
Power-off source, it is to avoid and reduce accident.
4., in such scheme, the test equipment includes various electronic loads, data acquisition unit, antenna etc..Play power supply,
The functions such as digital independent, wireless anti-interference test, can be attached according to various actual test applied environments.
5. in such scheme, the test Wiring module has multiple external interfaces, and each external interface is electrically connected not
Same test equipment.
Utility model works principle and advantage are as follows：
A kind of integrated testing device of shielding electromagnetic interference of this utility model, including a test casing, in test box body
To shield chamber；The action opened and closed by the air cylinder driven located at test casing both sides by the cover plate of test casing；
The both sides correspondence cylinder of test casing is additionally provided with electric valve, to control cylinder control work.Two controls are additionally provided with test casing
System switch, an emergency switch and a test Wiring module, are provided with a control circuit in test box body, the control circuit is electrically connected
Each part of device；Wherein, two controlling switches are to control the work of two electric valves, and emergency switch is to switch off control circuit
Power pack, tests Wiring module and has the external interface in electrical connection and internal interface, and external interface is electrically connected with test equipment
Connect, internal interface is electrically connected with communication products to be tested in shielding chamber.Compared to existing technologies, this utility model structure
Simply, cost is relatively low, easy to use and reliable, wider in the range of application of radio communication field tests, and the volume of device is far little
In traditional shielding house, and a people can operate the multiple stage device, while ensure that shield effectiveness, improve test effect
Rate, reduces employment cost, the cost of enterprise is greatly reduced.
Description of the drawings
Structural representation when accompanying drawing 1 is this utility model embodiment closure state；
Structural representation when accompanying drawing 2 is this utility model embodiment open mode.
In the figures above：1. casing is tested；2. chamber is shielded；3. cover plate；4. cylinder；5. electric valve；6. controlling switch；7.
Emergency switch；8. Wiring module is tested.
Specific embodiment
Below in conjunction with the accompanying drawings and embodiment is further described to this utility model：
Embodiment：Referring to shown in accompanying drawing 1,2, a kind of integrated testing device of shielding electromagnetic interference, including a test box
Body 1, with a shielding chamber 2 in the test casing 1, is provided with screen layer in the inwall of the shielding chamber 2, and the screen layer is to shield
Cover electromagnetic interference.
A rotatable cover plate 3 opened is additionally provided with the test casing 1, when the cover plate 3 is opened, can will be to be tested
Communication products are put into or take out the shielding chamber 2；When the cover plate 3 is closed, the shielding chamber 2 is sealed, to realize screen
Cover the effect of electromagnetic interference.
The cover plate 3 is by moving that the driving of two cylinders 4 located at 1 both sides of the test casing is opened and closed
Make；The each cylinder of both sides correspondence 4 of the test casing 1 further respectively has an electric valve 5, the electric valve 5 and the cylinder 4
Electrical connection, works to control cylinder 4.
Two controlling switches 6, an emergency switch 7 and a test Wiring module 8, test are additionally provided with the test casing 1
A control circuit is provided with casing 1, control circuit electrical connection controlling switch 6, the emergency switch 7, the test connect
Electric valve 5 described in wire module 8 and two, plays a part of Master Control Unit, and the control circuit can be by the alternating current of 220V
After being converted into the unidirectional current of 24V, each component working of feedway.
Wherein, controlling switch 6 described in two must be pressed simultaneously to control the work of electric valve 5 described in two, two controlling switches 6
The lower cylinder 4 that could control is started working, to avoid unexpected causing the accident during test.The emergency switch 7 is to turn off control
The power pack of circuit processed, i.e., in case of emergency cut off the electricity supply, it is to avoid and reduce accident.The test Wiring module 8 has
External interface in electrical connection and internal interface, the external interface are located at the outside of test casing 1, with simultaneously different from multiple
Test equipment electrical connection；Internal interface communication products to be tested in the inside of test casing 1, with shielding chamber
Electrical connection.
The test equipment includes various electronic loads, data acquisition unit, antenna etc..Play power supply, digital independent, wirelessly
The functions such as anti-interference test, can be attached according to various actual test applied environments.
The test Wiring module 8 can also have multiple external interfaces, and each external interface is electrically connected difference
Test equipment.
A kind of integrated testing device of shielding electromagnetic interference of this utility model, including a test casing, in test box body
To shield chamber；The action opened and closed by the air cylinder driven located at test casing both sides by the cover plate of test casing；
The both sides correspondence cylinder of test casing is additionally provided with electric valve, to control cylinder control work.Two controls are additionally provided with test casing
System switch, an emergency switch and a test Wiring module, are provided with a control circuit in test box body, the control circuit is electrically connected
Each part of device；Wherein, two controlling switches are to control the work of two electric valves, and emergency switch is to switch off control circuit
Power pack, tests Wiring module and has the external interface in electrical connection and internal interface, and external interface is electrically connected with test equipment
Connect, internal interface is electrically connected with communication products to be tested in shielding chamber.Compared to existing technologies, this utility model structure
Simply, cost is relatively low, easy to use and reliable, wider in the range of application of radio communication field tests, and the volume of device is far little
In traditional shielding house, and a people can operate the multiple stage device, while ensure that shield effectiveness, improve test effect
Rate, reduces employment cost, the cost of enterprise is greatly reduced.
Above-described embodiment only to illustrate technology design of the present utility model and feature, its object is to allow and be familiar with technique
Personage will appreciate that content of the present utility model and implement according to this, protection domain of the present utility model can not be limited with this.
All equivalence changes made according to this utility model spirit or modification, should all cover protection domain of the present utility model it
It is interior.
Claims (2)
1. it is a kind of shielding electromagnetic interference integrated testing device, it is characterised in that：Including a test casing, in the test box body
With a shielding chamber, in the inwall of the shielding chamber, screen layer is provided with, the screen layer is to shield electromagnetic interference；The test
A rotatable cover plate opened is additionally provided with casing, when the cover plate is opened, communication products to be tested can be put into or be taken out
The shielding chamber；When the cover plate is closed, the shielding chamber is sealed；The cover plate is by located at the test casing two
The action opened and closed by the driving of two cylinders of side；The each cylinder of both sides correspondence of the test casing is also set respectively
There is an electric valve, the electric valve is electrically connected with the cylinder, to control cylinder operation；
Wherein, two controlling switches, an emergency switch and a test Wiring module are additionally provided with the test casing, test casing
Inside be provided with a control circuit, the control circuit electrically connect described controlling switch, the emergency switch, the test Wiring module with
And electric valve described in two；Controlling switch described in two is to control the work of electric valve described in two；The emergency switch is to turn off
The power pack of control circuit；The test Wiring module has the external interface in electrical connection and internal interface, the outside
Interface is electrically connected with test equipment located at the outside of test casing；The internal interface is located at the inside of test casing, with shielding
Communication products electrical connection to be tested in chamber.
2. integrated testing device according to claim 1, it is characterised in that：The test Wiring module has multiple outer
Portion's interface, each external interface electrically connect different test equipments.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621098246.8U CN206135927U (en) | 2016-09-30 | 2016-09-30 | Testing arrangement that integrates who shields electromagnetic interference |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621098246.8U CN206135927U (en) | 2016-09-30 | 2016-09-30 | Testing arrangement that integrates who shields electromagnetic interference |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206135927U true CN206135927U (en) | 2017-04-26 |
Family
ID=58571884
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621098246.8U Active CN206135927U (en) | 2016-09-30 | 2016-09-30 | Testing arrangement that integrates who shields electromagnetic interference |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206135927U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113207076A (en) * | 2021-05-10 | 2021-08-03 | 江苏万喜至工业设计有限公司 | Audio test box equipment with shell type double shielding layers |
-
2016
- 2016-09-30 CN CN201621098246.8U patent/CN206135927U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113207076A (en) * | 2021-05-10 | 2021-08-03 | 江苏万喜至工业设计有限公司 | Audio test box equipment with shell type double shielding layers |
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