CN209247900U - Vehicle electromagnetic compatibility testing system - Google Patents
Vehicle electromagnetic compatibility testing system Download PDFInfo
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- CN209247900U CN209247900U CN201821551297.0U CN201821551297U CN209247900U CN 209247900 U CN209247900 U CN 209247900U CN 201821551297 U CN201821551297 U CN 201821551297U CN 209247900 U CN209247900 U CN 209247900U
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Abstract
The utility model discloses a kind of vehicle electromagnetic compatibility testing system, it include: semi-anechoic chamber (1), the sender unit (2) being arranged in the semi-anechoic chamber (1), with the photoelectric communication device of vehicle communication connection, and the test equipment (5) in the semi-anechoic chamber (1) outside is set, the test equipment (5) and the sender unit (2) communicate to connect, a part of the photoelectric communication device is placed in the semi-anechoic chamber (1), for being communicated to connect with vehicle, another part is placed in the semi-anechoic chamber (1) outside and communicates to connect with the test equipment (5), two parts of the photoelectric communication device are connected using optical signal communications.The utility model realizes the closed loop of test process, automatically controls and records, and may be implemented to reduce test manpower, improves testing efficiency, improves the reproducibility that test process breaks down, and the record that can be broken down to avoid test process is omitted.
Description
Technical field
The utility model relates to vehicle correlative technology field, especially a kind of vehicle electromagnetic compatibility testing system.
Background technique
The anti-interference test of Electro Magnetic Compatibility (EMC, Electromagnetic Compatibility) vehicle is for testing
Whether vehicle meets EMC Requirements.
Now currently, the test process problem cannot be automatically recorded in the anti-interference test process of EMC vehicle, need to lead to
Monitoring camera observation phenomenon is crossed, while needing personnel to operate test macro, and observe the frequency point specifically to go wrong when test
(the anti-interference test of EMC is tested from bottom frequency range to high band in a band limits), due to observing the people of camera phenomenon
Personnel with control observation test macro are not same people, it may appear that information is asynchronous, and throw into question error logging, inconvenience test
Problem reappears again, and additionally, due at least needing two people or more to test, efficiency is lower, and manpower is caused to waste.
Utility model content
Based on this, it is necessary to for the low technical problem of prior art testing efficiency, provide a kind of vehicle electromagnetic compatibility
Property test macro.
The utility model provides a kind of vehicle electromagnetic compatibility testing system, comprising: semi-anechoic chamber, setting are described half
It is sender unit in anechoic chamber, dark in half electric wave with the photoelectric communication device of vehicle communication connection and setting
Outdoor test equipment, the test equipment and the sender unit communicate to connect, and one of the photoelectric communication device
Be placed in the semi-anechoic chamber, for being communicated to connect with vehicle, another part be placed in the semi-anechoic chamber it is outer and with institute
Test equipment communication connection is stated, two parts of the photoelectric communication device are connected using optical signal communications.
The utility model realizes the closed loop of test process, automatically controls and records.
Further, the photoelectric communication device includes being placed in the semi-anechoic chamber for communicating to connect with vehicle
First communicates photoelectric converter and is placed in outside the semi-anechoic chamber and communicates with the second of test equipment communication connection
Photoelectric converter, the first communication photoelectric converter are connect with the second communication photoelectric converter using optical signal communications.
Signal of communication on vehicle is converted into optical signal by the first communication photoelectric converter and is transferred to by the present embodiment
Outside darkroom, then optical signal is reduced into electric signal by the second communication photoelectric converter, then is transferred to test equipment.Pass through optical signal
Transmission can guarantee the normal communication of test process to avoid being interfered.
Further, the first communication photoelectric converter is provided with for logical with the Controller Area Network BUS of vehicle
The bus communication interface of letter.
The present embodiment is communicated using Controller Area Network BUS (Controller Area Network, CAN), in order to
Obtain more abundant whole vehicle information.
It further, further include bus communication device, the second communication photoelectric converter passes through the bus communication
Equipment and the test equipment communicate to connect.
For the present embodiment by bus communication device, the controller LAN that the second communication photoelectric converter is converted to is total
Line information input test equipment enables test equipment to directly obtain the Controller Area Network BUS information of vehicle output.
It further, further include the test equipment cabinet for accommodating the bus communication device and the test equipment.
The present embodiment uses test equipment cabinet, convenient for protection bus communication device and test equipment.
Further, the sender unit is transmitting antenna.
The present embodiment is only applicable in transmitting antenna in darkroom, so that the test equipment outside by darkroom generates interference signal, subtracts
Generated noise is influenced caused by test during generating interference signal less.
The utility model realizes the closed loop of test process, automatically controls and records, and may be implemented to reduce test manpower, improve
Testing efficiency improves the reproducibility that test process breaks down, and the record that can be broken down to avoid test process is omitted.
Detailed description of the invention
Fig. 1 is a kind of system schematic of vehicle electromagnetic compatibility testing system of the utility model.
Specific embodiment
The utility model is described in more detail in the following with reference to the drawings and specific embodiments.
It is as shown in Figure 1 a kind of system schematic of vehicle electromagnetic compatibility testing system of the utility model, comprising: half electricity
Wave darkroom 1, the sender unit 2 being arranged in the semi-anechoic chamber 1, with vehicle communication connection photoelectric communication device,
And the test equipment 5 outside the semi-anechoic chamber 1 is set, the test equipment 5 and 2 communication link of sender unit
It connecing, a part of the photoelectric communication device is placed in the semi-anechoic chamber 1, for being communicated to connect with vehicle, another part
It is placed in outside the semi-anechoic chamber 1 and is communicated to connect with the test equipment 5, two parts of the photoelectric communication device use light
Signal communication connection.
Specifically, the utility model injects interference signal to sender unit 2 by test equipment 5, is sent out by signal
The interference electromagnetic field that injection device 2 generates some strength arrives vehicle, passes through the letter that photoelectric communication device exports vehicle 6 in darkroom 1
Number to the test equipment outside darkroom.During the test, test equipment 5 stops test when receiving specific fault message,
It automatically records and reminds tester.
The utility model realizes the closed loop of test process, automatically controls and records, and may be implemented to reduce test manpower, improve
Testing efficiency improves the reproducibility that test process breaks down, and the record that can be broken down to avoid test process is omitted.
In one of the embodiments, the photoelectric communication device include be placed in the semi-anechoic chamber 1 for it is whole
The first of vehicle communication connection communicates photoelectric converter 3 and is placed in outside the semi-anechoic chamber 1 and logical with the test equipment 5
Second communication photoelectric converter 4 of letter connection, the first communication photoelectric converter 3 communicate photoelectric converter 4 with described second
It is connected using optical signal communications.
Signal of communication on vehicle is converted into optical signal by the first communication photoelectric converter and is transferred to by the present embodiment
Outside darkroom, then optical signal is reduced into electric signal by the second communication photoelectric converter, then is transferred to test equipment.Pass through optical signal
Transmission can guarantee the normal communication of test process to avoid being interfered.
The first communication photoelectric converter 3 is provided with for the control general ability with vehicle in one of the embodiments,
The bus communication interface of area network bus communication.
The present embodiment is communicated using Controller Area Network BUS (Controller Area Network, CAN), in order to
Obtain more abundant whole vehicle information.
It in one of the embodiments, further include bus communication device, the second communication photoelectric converter 4 passes through described
Bus communication device and the test equipment 5 communicate to connect.
For the present embodiment by bus communication device, the controller LAN that the second communication photoelectric converter is converted to is total
Line information input test equipment enables test equipment to directly obtain the Controller Area Network BUS information of vehicle output.
It in one of the embodiments, further include accommodating the test of the bus communication device and the test equipment 5 to set
Standby host cabinet.
The present embodiment uses test equipment cabinet, convenient for protection bus communication device and test equipment.
The sender unit 2 is transmitting antenna in one of the embodiments,.
The present embodiment is only applicable in transmitting antenna in darkroom, so that the test equipment outside by darkroom generates interference signal, subtracts
Generated noise is influenced caused by test during generating interference signal less.
As the best embodiment of the utility model, a kind of vehicle electromagnetic compatibility testing system, comprising: semi-anechoic chamber 1,
The sender unit 2 being arranged in the semi-anechoic chamber 1, the test equipment 5, the use that are arranged in outside the semi-anechoic chamber 1
In with vehicle 3 communicates to connect first communicate photoelectric converter 3 and be placed in the semi-anechoic chamber 1 it is outer and with the test
The second communication photoelectric converter 4 that equipment 5 communicates to connect, the test equipment 5 are communicated to connect with the sender unit 2,
The first communication photoelectric converter 3 is connect with the second communication photoelectric converter 4 using optical signal communications, in which:
Sender unit 2 uses transmitting antenna, and the first communication photoelectric converter 3 uses CAN communication photoelectric conversion
Device is provided with the bus communication interface communicated for the Controller Area Network BUS with vehicle, the second communication photoelectric conversion
Device 4 uses CAN communication photoelectric converter, is communicated to connect by bus communication device and the test equipment 5, the bus communication
Equipment and the test equipment 5 are placed in test equipment cabinet.
Bus communication device supports CAN physical layer agreement on hardware, needs integrated diagnosis data parsing function on software,
It can identify the fault message on vehicle.Bus communication device can use existing various CAN communication equipment.In test process
In, test equipment 5 stops test, automatically records and remind tester when receiving specific fault message.
The utility model may be implemented to reduce test manpower, improve testing efficiency, and what raising test process broke down can
Repdocutbility, and the record that can be broken down to avoid test process is omitted.
Above-described embodiments merely represent several embodiments of the utility model, the description thereof is more specific and detailed,
But it should not be understood as limiting the scope of the patent of the utility model.It should be pointed out that for the common of this field
For technical staff, without departing from the concept of the premise utility, various modifications and improvements can be made, these all belong to
In the protection scope of the utility model.Therefore, the scope of protection shall be subject to the appended claims for the utility model patent.
Claims (6)
1. a kind of vehicle electromagnetic compatibility testing system characterized by comprising semi-anechoic chamber (1), setting are in half electricity
The photoelectric communication device of sender unit (2) and vehicle communication connection in wave darkroom (1) and setting are in half electricity
The test equipment (5) of wave darkroom (1) outside, the test equipment (5) and the sender unit (2) communicate to connect, the light
A part of communication means is placed in the semi-anechoic chamber (1), and for communicating to connect with vehicle, another part is placed in described
Semi-anechoic chamber (1) communicates to connect outside and with the test equipment (5), and two parts of the photoelectric communication device use optical signal
Communication connection.
2. vehicle electromagnetic compatibility testing system according to claim 1, which is characterized in that the photoelectric communication device packet
Include be placed in the semi-anechoic chamber (1) for vehicle communicates to connect first communicates photoelectric converter (3) and be placed in institute
It states semi-anechoic chamber (1) outside and is communicated photoelectric converter (4) with the second of the test equipment (5) communication connection, described first
Communication photoelectric converter (3) is connect with second communication photoelectric converter (4) using optical signal communications.
3. vehicle electromagnetic compatibility testing system according to claim 2, which is characterized in that the first communication photoelectricity turns
Parallel operation (3) is provided with the bus communication interface communicated for the Controller Area Network BUS with vehicle.
4. vehicle electromagnetic compatibility testing system according to claim 3, which is characterized in that further include that bus communication is set
Standby, second communication photoelectric converter (4) is communicated to connect by the bus communication device and the test equipment (5).
5. vehicle electromagnetic compatibility testing system according to claim 4, which is characterized in that further include accommodating the bus
The test equipment cabinet of communication equipment and the test equipment (5).
6. described in any item vehicle electromagnetic compatibility testing systems according to claim 1~5, which is characterized in that the signal
Emitter (2) is transmitting antenna.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821551297.0U CN209247900U (en) | 2018-09-21 | 2018-09-21 | Vehicle electromagnetic compatibility testing system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821551297.0U CN209247900U (en) | 2018-09-21 | 2018-09-21 | Vehicle electromagnetic compatibility testing system |
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| Publication Number | Publication Date |
|---|---|
| CN209247900U true CN209247900U (en) | 2019-08-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821551297.0U Active CN209247900U (en) | 2018-09-21 | 2018-09-21 | Vehicle electromagnetic compatibility testing system |
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| CN (1) | CN209247900U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113092902A (en) * | 2021-03-29 | 2021-07-09 | 一汽奔腾轿车有限公司 | Automobile wireless charging electromagnetic compatibility test system and control method thereof |
-
2018
- 2018-09-21 CN CN201821551297.0U patent/CN209247900U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113092902A (en) * | 2021-03-29 | 2021-07-09 | 一汽奔腾轿车有限公司 | Automobile wireless charging electromagnetic compatibility test system and control method thereof |
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