CN216747947U

CN216747947U - Multi-channel high-frequency cable automatic test equipment

Info

Publication number: CN216747947U
Application number: CN202123270499.2U
Authority: CN
Inventors: 朱建军
Original assignee: Volex Interconnect Systems Suzhou Co Ltd
Current assignee: Volex Interconnect Systems Suzhou Co Ltd
Priority date: 2021-12-23
Filing date: 2021-12-23
Publication date: 2022-06-14
Anticipated expiration: 2031-12-23

Abstract

The utility model relates to an automatic test device for a multi-channel high-frequency cable, which comprises a device box body, wherein an MCB test device is arranged in the device box body, and a wiring port to be detected is arranged on the MCB test device and is used for connecting the multi-channel high-frequency cable; the MCB testing device is connected with a plurality of switching devices, and the switching devices are connected with a network analysis device through a control device. Therefore, the corresponding ports of the switching device are controlled by the MCU component, the mode of manually switching the ports is replaced, the switching rate is improved, and manual switching errors are avoided. Through the cooperation of the MCB testing device and the switching device, 1-path signals of the multi-channel high-frequency cable can be switched to any one port of the appointed multiple channels, and different testing requirements are met.

Description

Multi-channel high-frequency cable automatic test equipment

Technical Field

The utility model relates to a test equipment especially relates to an automatic test equipment of multichannel high frequency cable.

Background

With the rapid development and rapid popularization of data centers and 5G, the number of channels of high-frequency cables is increasing, and the time and cost required by the corresponding signal integrity test are also increasing.

For a series of products with 32 signal channels newly introduced in the industry, the existing test box cannot test all the channels at a time, and the test wire connection port needs to be manually replaced, which causes time cost and loss of the test wire and the test board.

Disclosure of Invention

An object of the utility model is to overcome the above problem that prior art exists, provide an automatic test equipment of multichannel high frequency cable.

For realizing the utility model discloses an automatic test equipment of purpose multichannel high frequency cable, including the equipment box, wherein: an MCB testing device is installed in the equipment box body, and a wiring port to be tested is arranged on the MCB testing device and used for connecting a multi-channel high-frequency cable; the MCB testing device is connected with a plurality of switching devices, and the switching devices are connected with a network analysis device through a control device.

Further, according to the multi-channel high-frequency cable automatic test equipment, the MCB test device comprises a test board, a plurality of test circuits are preset on the test board, a QSFP-DD module, a QSFP28 module, an SFP28 module, an SFP-DD module and a DSFP module are respectively arranged on the test circuits, and the test circuits are connected with the to-be-detected wiring port.

Furthermore, in the multi-channel high-frequency cable automatic test equipment, the multi-channel high-frequency cable used for connection and detection on the to-be-detected wiring port is a 32-channel high-frequency cable.

Furthermore, in the multi-channel high-frequency cable automatic test equipment, the switching device is a radio frequency switch.

Furthermore, in the above automatic testing equipment for a multi-channel high-frequency cable, the control device is an MCU component.

Further, in the above automatic testing equipment for multi-channel high-frequency cables, the network analyzer is a PNA series analyzer under the keysight flag.

Still further, in the above automatic testing equipment for multi-channel high-frequency cables, there are 32 switching devices, which are distributed in an array with each other.

Adopt the utility model discloses technical scheme's advantage as follows:

1. the corresponding ports of the switching device are controlled by the MCU component to replace a mode of manually switching the ports, so that the switching speed is improved, and manual switching errors are avoided.

2. Through the cooperation of MCB testing arrangement and auto-change over device, can let 1 way signal of multichannel high frequency cable switch to arbitrary one port in appointed a plurality of passageways, for example to 32 passageway high frequency cables, can let 1 way signal switch to arbitrary one port in appointed 32 passageways to satisfy different test demands.

3. The whole detection efficiency is high, and the wire loss can be effectively reduced.

Objects, advantages and features of the present invention will be illustrated and explained by the following non-restrictive description of preferred embodiments thereof, given by way of example only with reference to the accompanying drawings.

Drawings

Fig. 1 is a schematic diagram of the construction principle of the multi-channel high-frequency cable automatic test equipment.

Fig. 2 is a schematic diagram of a connection topology of a switching device and a network analysis device.

The meanings of the reference symbols in the figures are as follows:

1. an equipment box body; 2. an MCB test device; 3. a wiring port to be detected; 4. a switching device; 5. a control device; 6. a network analysis device; 7. a test circuit; 8. QSFP-DD module; 9. a QSFP module; 10. QSFP28 module; 11. SFP28 module; 12. an SFP-DD module; 13. a DSFP module; 14. a multi-channel high frequency cable.

Detailed Description

The embodiment is as follows: the multi-channel high-frequency cable automatic test equipment as shown in fig. 1 and 2 has an equipment box 1, and is characterized in that: install MCB testing arrangement 2 in the equipment box 1, in order to carry out stable communication connection and to its detection integrality with multichannel high frequency cable 14, be provided with on the MCB testing arrangement 2 and wait to detect wiring port 3. Meanwhile, in order to realize multi-channel switching, realize manual-free automatic switching and improve the testing efficiency, the MCB testing device 2 is connected with a plurality of switching devices 4. And, in order to effectively acquire test data, realize real-time analysis, the utility model discloses a switching device 4 be connected with network analysis device 6 through controlling means 5. In consideration of the requirement of mass detection, the number of the switching devices 4 in this embodiment is 32, and the switching devices are distributed in an array with each other. Specifically, as shown in fig. 2, each switch 4 may be distributed in a grouped array of nodes to form 32 alternative channels.

Accordingly, the present embodiment may be directed to the detected multi-channel high frequency cable 14 being a 32-channel high frequency cable.

Combine the utility model discloses an embodiment of preferred sees, and MCB testing arrangement 2 that adopts has preset a plurality of test circuit 7 including surveying the board on surveying the board, is provided with QSFP-DD module 8, QSFP module 9, QSFP28 module 10, SFP28 module 11, SFP-DD module 12, DSFP module 13 on the test circuit 7 respectively, these test circuit 7 all with wait to detect the connection port 3 and connect. In this way, the testing requirements of various multi-channel high-frequency cables 14 can be met, and different protocol ports are provided.

Meanwhile, in order to increase the switching frequency, the switching device 4 is a radio frequency switch. In real time, through the cooperation of the MCB testing device 2 and the switching device 4, the 1-path signal can be switched to any one port of the specified 32 channels.

In view of practical implementation, the switching device 4 is used to cooperate with the scheduling of the network analysis device 6, and the control device 5 is an MCU component.

Still further, in view of convenience of implementation, the network analyzer used was a PNA-series analyzer under the keysight flag. Thus, test judgment can be realized by importing corresponding data analysis software. And, realize the storage backup of the corresponding data.

Through foretell expression of characters and combination drawing can find out, adopt the utility model discloses following advantage:

2. Through the cooperation of the MCB testing device and the switching device, the 1-path signal can be switched to any one port of the specified 32 channels, and different testing requirements are met.

Of course, the above is only a specific application example of the present invention, and the protection scope of the present invention is not limited at all. In addition to the above embodiments, other embodiments of the present invention are also possible. All the technical solutions formed by adopting equivalent substitutions or equivalent transformations fall within the scope of the present invention as claimed.

Claims

1. The utility model provides an automatic test equipment of multichannel high frequency cable, including the equipment box, its characterized in that: an MCB testing device is installed in the equipment box body, and a wiring port to be tested is arranged on the MCB testing device and used for connecting a multi-channel high-frequency cable; the MCB testing device is connected with a plurality of switching devices, and the switching devices are connected with a network analysis device through a control device.

2. The multi-channel high-frequency cable automatic test equipment according to claim 1, characterized in that: the MCB testing device comprises a testing board, a plurality of testing circuits are preset on the testing board, a QSFP-DD module, a QSFP28 module, a SFP28 module, a SFP-DD module and a DSFP module are respectively arranged on the testing circuits, and the testing circuits are all connected with the to-be-tested wiring port.

3. The multi-channel high-frequency cable automatic test equipment according to claim 1, characterized in that: the multi-channel high-frequency cable is a 32-channel high-frequency cable.

4. The multi-channel high-frequency cable automatic test equipment according to claim 1, characterized in that: the switching device is a radio frequency switch.

5. The multi-channel high-frequency cable automatic test equipment as claimed in claim 1, wherein: the control device is an MCU component.

6. The multi-channel high-frequency cable automatic test equipment according to claim 1, characterized in that: the network analysis device is a PNA series analyzer under the keysight flag.

7. The multi-channel high-frequency cable automatic test equipment according to claim 1 or 3, characterized in that: the switching device has 32, and the distribution of each other is arranged.