CN218630780U

CN218630780U - Testing device capable of quickly combining interfaces

Info

Publication number: CN218630780U
Application number: CN202222779148.2U
Authority: CN
Inventors: 唐治海; 唐吉林; 张建; 徐碧辉
Original assignee: China South Industries Group Automation Research Institute
Current assignee: China South Industries Group Automation Research Institute
Priority date: 2022-10-21
Filing date: 2022-10-21
Publication date: 2023-03-14
Anticipated expiration: 2032-10-21

Abstract

The utility model discloses a but testing arrangement of rapid combination interface, quick-witted incasement functional module adopts heterogeneous modular design. The case contains a plurality of functional modules, a network distributed architecture is adopted among the functional modules, the functional modules are mutually independent, the functions of the modules can be different, and the application requirements under multiple scenes are met. An adapter is designed outside the case. The signal of each slot position is led to a specific connector in the case, and then the signal output of different functional modules is realized through the adapter, namely the signal centralized output and test under different functions are realized. In addition, the device improves the test and output efficiency of the test case. The cost of the multifunctional design of the test case is reduced. The expandability of the test case is improved.

Description

Testing device capable of quickly combining interfaces

Technical Field

The utility model relates to a test equipment technical field especially relates to a but testing arrangement of rapid Assembly interface.

Background

Nowadays, the method steps into a high-tech society with informatization, intellectualization and networking, and electronic products also obtain wide development space and are applied to various fields such as industrial fields, spaceflight, military industry, consumer electronics and the like; the embedded electronic products have various varieties and different functions, so that higher requirements are placed on the test of the electronic products.

In the final electronic product, the hardware is generally designed to have a fixed interface function, and the software is configured to have a corresponding interface protocol, but in the development of the electronic product, a plurality of tests are required to be performed on the electronic product to evaluate the performance of the electronic product. When testing an electronic product, the electronic product to be tested is usually connected to a testing case, and various performances of the electronic product are tested by arranging a plurality of functional modules in the testing case.

In the layout of the traditional test case, the external output interfaces of all the functional modules are fixed on the case body, and each functional module corresponds to one interface. When technicians need to use different functional modules in a testing machine box to test different performances of electronic products and the testing machine box needs to output different signals or test data, multiple functional tests or outputs are generally required to be performed after one-by-one wiring.

Because the traditional test machine box is more in quantity and the interfaces are various, the mode of wiring one by one consumes a large amount of time and limits the working efficiency. Especially in an application environment with limited switching time, the traditional case can not meet the requirement. In addition, the external interface of the traditional test case is fixed, and the expansibility is poor.

Therefore, how to provide a testing chassis, which can realize signal output of different functional modules through one-time connection, thereby realizing signal centralized output and testing under different functions is a technical problem that needs to be solved by technical personnel in the field urgently.

Disclosure of Invention

In view of the above, the present invention provides a test device for a quick-connect interface that overcomes or at least partially solves the above-mentioned problems. The data interaction state of the load equipment and different functional modules can be adjusted through the adapter and the connector, so that the test of multiple functions can be realized without multiple wiring.

The utility model provides a following scheme:

a test apparatus for a quickly combinable interface, comprising:

the device comprises a case, wherein a backboard is arranged in the case, and is provided with a plurality of slot positions which are used for realizing one-to-one corresponding connection with a plurality of functional modules;

the adapter comprises a socket plate and a plurality of external interfaces, the socket plate is electrically connected with the back plate through a connector, and the external interfaces are electrically connected with the socket plate;

the external interface is used for realizing connection with a load device to be tested, so that the load device to be tested can realize data interaction with a target function module through the adapter and the connector; the target function module is one or more of the plurality of function modules.

Preferably: the adapter comprises a plurality of conditioning circuits corresponding to the external interfaces, and the conditioning circuits are used for being matched with the target function module to realize communication and control functions of the load equipment to be tested.

Preferably: the chassis includes a 19 inch 4U shelf-mounted chassis standard architecture and conforms to the VITA46.0 standard architecture.

Preferably: the back plate is connected with a fan assembly and a filter assembly.

Preferably: the backplane comprises a multislot 3U VPX backplane structure.

Preferably: the connector comprises a 720-core connector.

Preferably: the back plate also comprises a power supply module, wherein the power supply module comprises any one or more of an AC-DC power supply card, a DC-DC power supply card, a program control power supply card and a fixed power supply card; the functional module comprises any one or more of a high-speed measuring module, a storage module, a signal source module, a high-precision acquisition module, a communication interface module and a data exchange module.

Preferably: the external interface comprises any one or more of an RS485 bus interface, an A/D acquisition interface, an isolation I/O interface, a CAN bus interface, an Ethernet interface and a 1553B interface.

Preferably: the case comprises a rear panel, and the external interfaces are arranged on the rear panel.

Preferably: the system also comprises a plurality of network interfaces, a radio frequency interface and a debugging interface, wherein the network interfaces, the radio frequency interface and the debugging interface are all electrically connected with the backboard; the network interfaces, the radio frequency interface and the debugging interface are all arranged on the back panel.

According to the utility model provides a concrete embodiment, the utility model discloses a following technological effect:

according to the testing device capable of quickly combining the interfaces, the functional modules in the case are designed in a heterogeneous modular mode. The case contains a plurality of functional modules, a network distributed architecture is adopted among the functional modules, the functional modules are mutually independent, the functions of the modules can be different, and the application requirements under multiple scenes are met. An adapter is designed outside the case. The signal of each slot position is led to a specific connector in the case, and then the signal output of different functional modules is realized through the adapter, namely the signal centralized output and test under different functions are realized. In addition, the device improves the testing and output efficiency of the testing case. The cost of the multifunctional design of the test case is reduced. The expandability of the test case is improved.

Of course, it is not necessary for any particular product to achieve all of the above-described advantages at the same time.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings required for the embodiments will be briefly described below. It is obvious that the drawings in the following description are only some embodiments of the invention, and that for a person skilled in the art, other drawings can be derived from them without inventive effort.

Fig. 1 is a schematic structural diagram of a testing apparatus capable of quickly assembling an interface according to an embodiment of the present invention;

FIG. 2 is a block diagram of a tester case according to an embodiment of the present invention;

fig. 3 is a schematic structural diagram of a rear panel according to an embodiment of the present invention;

fig. 4 is a topology diagram of an internal bus provided by an embodiment of the present invention;

fig. 5 is a block diagram of an external interface according to an embodiment of the present invention.

In the figure: the device comprises a case 1, a rear panel 11, a back panel 2, a functional module 3, a high-speed measuring module 31, a storage module 32, a signal source module 33, a high-precision acquisition module 34, a communication interface module 35, a data exchange module 36, an adapter 4, a socket plate 41, an external interface 42, a connector 5, a fan assembly 6, a filter assembly 7, a power supply module 8, an AC-DC power supply card 81, a DC-DC power supply card 82, a program control power supply card 83 and a fixed power supply card 84.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention. It is to be understood that the disclosed embodiments are merely exemplary of the invention, and are not intended to limit the invention to the precise embodiments disclosed. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art all belong to the protection scope of the present invention.

Referring to fig. 1, for a testing apparatus capable of quickly combining interfaces provided in an embodiment of the present invention, as shown in fig. 1, the apparatus may include:

the multifunctional computer case comprises a case 1, wherein a back plate 2 is arranged in the case 1, the back plate 2 is provided with a plurality of groove positions, and the groove positions are used for realizing one-to-one corresponding connection with a plurality of functional modules 3;

the adapter 4 comprises a socket plate 41 and a plurality of external interfaces 42, the socket plate 41 is electrically connected with the back plate 2 through a connector 5, and the external interfaces 42 are electrically connected with the socket plate 41;

the external interface 42 is used for realizing connection with a load device to be tested, so that the load device to be tested can realize data interaction with a target function module through the adapter 4 and the connector 5; the target function module is one or more of the function modules 3.

According to the testing device capable of quickly combining the interfaces, the functional modules in the case are designed in a heterogeneous modular mode. The case contains a plurality of functional modules, a network distributed architecture is adopted among the functional modules, the functional modules are mutually independent, the functions of the modules can be different, and the application requirements under multiple scenes are met. An adapter is designed outside the case, a signal of each slot position is led to a specific connector in the case, and then signal output of different functional modules is realized through the adapter, namely signal centralized output and test under different functions are realized. When the device is used, when the load to be tested needs to be subjected to data interaction with different functional modules during testing, frequent plugging and unplugging are not needed, and data interaction can be carried out only by communicating the adapter and the connector with the corresponding target functional module on the back plate.

Further, the adapter 4 includes a conditioning circuit corresponding to the external interfaces 42, and the conditioning circuit is used for cooperating with the target function module to implement communication and control functions on the load device to be tested.

In practical applications, the chassis, the backplane, and the connector provided in the embodiments of the present application may all take various forms, for example, in one implementation, the embodiments of the present application may provide that the chassis 1 includes a 19-inch 4U rack-mounted chassis standard structure, and complies with the VITA46.0 standard system. A fan assembly 6 and a filter assembly 7 are connected to the back plate 2. The backplane 2 comprises a multi-slot 3U VPX backplane structure. The connector 5 comprises a 720-core connector.

The functional modules provided in the embodiment of the present application may include multiple types, for example, the back panel further includes a power supply module 8, and the power supply module 8 includes any one or more of an AC-DC power card 81, a DC-DC power card 82, a program-controlled power card 83, and a fixed power card 84; the functional modules comprise any one or more of a high-speed measuring module 31, a storage module 32, a signal source module 33, a high-precision acquisition module 34, a communication interface module 35 and a data exchange module 36. Because the required voltage of function integrated circuit board work of difference probably is different, in order to realize supplying power to all function integrated circuit boards, this application embodiment adopts the multiple power card that links to each other with the backplate to adjust voltage, guarantees that power module can adapt the demand of all function integrated circuit boards power supplies that link to each other with the backplate.

Because the load devices to be tested may include interfaces of various different forms, in order to adapt to connection of various different complex devices to be tested, the embodiment of the present application may provide that the external interface includes any one or more of an RS485 bus interface, an a/D acquisition interface, an isolation I/O interface, a CAN bus interface, an ethernet interface, and a 1553B interface.

In order to provide each external interface, in the embodiment of the present application, the chassis 1 may include a rear panel 11, and the plurality of external interfaces 42 are disposed on the rear panel 11. In order to realize the testing of the network and the radio frequency of the load equipment to be tested and the debugging of the chassis, the embodiment of the application can also provide a plurality of network interfaces, radio frequency interfaces and debugging interfaces, wherein the network interfaces, the radio frequency interfaces and the debugging interfaces are all electrically connected with the back plate; the network interfaces, the radio frequency interfaces and the debugging interfaces are all arranged on the rear panel.

The functional module provided by the embodiment of the application mainly processes data and signals and is a functional core of the whole chassis. The chassis back plate bears the functional modules, provides data and signal interconnection among the modules internally and provides interfaces of the data and the signals externally. The adapter is connected (can be pulled out and inserted) with the backplate through a 720 core connector, provides a plurality of interfaces to the outside, and the signal is connected with external interface after the adapter combs. And the adapter end external interface is matched with the functional module in the case and is used for transmitting data signals, interconnecting and communicating, testing signals and the like.

The following takes a backplane with 15 slots as an example to describe the device provided by the embodiment of the present application in detail.

The appearance of the test cabinet adopts a standard structure of a 19-inch 4U shelf-mounted cabinet and conforms to a VITA46.0 standard system. The test cabinet mainly comprises a cabinet 1, a back panel 2, 15 functional modules 3, an adapter 4, a connector 5, a fan assembly 6 and a filter assembly 7. The interior of the power supply module adopts a VPX framework, is provided with 1 15-slot 3U VPX back plate, can carry an AC-DC power supply card, a DC-DC power supply card and other functional board cards, and mainly comprises a power supply module 8, a power supply module and a power supply module, wherein the power supply module comprises an AC-DC power supply card 81, a DC-DC

power supply card

82, 3 program control power supply cards 83 and a fixed power supply card 84;2 high-speed measuring modules 31, a storage module 32, a signal source module 33, a high-

precision acquisition module

34, 2

communication interface modules

35, and 2 data exchange modules 36. The power supply module can output currents with different voltages to each function board card according to the power supply requirements of each function board card, and each function board card can work normally. The backboard is electrically interconnected with the interface board through the 720-core connector, and signal input and output are realized through the aerial plug interface of the adapter. The rear panel of the case integrates a status indicator light, a power switch, an aerial plug interface, a fuse and a grounding post. The test cabinet is shown in fig. 2 and 3.

Each board card in the system performs data interaction through a backboard, the system internally comprises buses such as I2C, CAN, M _ LVDS, networks and the like, and the relationship between a bus interface and each slot position is shown in fig. 4.

The system provides various interfaces such as an RS485 bus, an A/D acquisition, an isolation I/O, a CAN bus, an Ethernet, 1553B and the like for the outside, so as to realize the functions of external communication and control, and the block diagram of the external interface of the test case is shown in FIG. 5.

The adapter comprises a conditioning circuit for testing an external interface of the case, and CAN be matched with an internal function board card to realize multiple interfaces such as an RS485 bus, an A/D acquisition, an isolation I/O, a CAN bus, a 1553B and the like, so that the communication and control functions of load equipment are realized.

Therefore, the testing device capable of quickly combining the interfaces improves the testing and output efficiency of the case. The cost of the multifunctional design of the case is reduced. The expandability of the case is improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrases "comprising a," "8230," "8230," or "comprising" does not exclude the presence of additional like elements in a process, method, article, or apparatus that comprises the element.

From the above description of the embodiments, it is clear to those skilled in the art that the present application can be implemented by software plus necessary general hardware platform. Based on such understanding, the technical solutions of the present application may be essentially or partially implemented in the form of a software product, which may be stored in a storage medium, such as a ROM/RAM, a magnetic disk, an optical disk, etc., and includes several instructions for enabling a computer device (which may be a personal computer, a server, or a network device, etc.) to execute the method according to the embodiments or some parts of the embodiments of the present application.

The embodiments in the present specification are described in a progressive manner, and the same and similar parts among the embodiments are referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, the system or system embodiments are substantially similar to the method embodiments and therefore are described in a relatively simple manner, and reference may be made to some of the descriptions of the method embodiments for related points. The above-described system and system embodiments are merely illustrative, and the units described as separate parts may or may not be physically separate, and parts displayed as units may or may not be physical units, may be located in one place, or may be distributed on a plurality of network units. Some or all of the modules may be selected according to actual needs to achieve the purpose of the solution of this embodiment. One of ordinary skill in the art can understand and implement it without inventive effort.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.

Claims

1. A testing device capable of quickly combining interfaces is characterized by comprising:

the device comprises a case, wherein a backboard is arranged in the case, the backboard is provided with a plurality of groove positions, and the groove positions are used for realizing one-to-one corresponding connection with a plurality of functional modules;

2. The apparatus according to claim 1, wherein the adapter includes a plurality of conditioning circuits corresponding to the external interfaces, and the conditioning circuits are configured to cooperate with the target function module to implement communication and control functions for the load device to be tested.

3. The apparatus of claim 1, wherein the chassis comprises a 19 inch 4U rack-mount chassis standard configuration and conforms to the VITA46.0 standard architecture.

4. The device as claimed in claim 3, wherein a fan module and a filter module are connected to the back plate.

5. The apparatus of claim 3, wherein the backplane comprises a multi-slot 3U VPX backplane structure.

6. The device of claim 1, wherein the connector comprises a 720-core connector.

7. The device for testing the fast combinable interface according to claim 1, wherein the back board further comprises a power supply module, and the power supply module comprises any one or more of an AC-DC power supply card, a DC-DC power supply card, a programmable power supply card and a fixed power supply card; the functional module comprises any one or more of a high-speed measuring module, a storage module, a signal source module, a high-precision acquisition module, a communication interface module and a data exchange module.

8. The device for testing a quickly combinable interface as claimed in claim 1, wherein the external interface includes any one or more of an RS485 bus interface, an a/D acquisition interface, an isolated I/O, a CAN bus interface, an ethernet interface, and a 1553B interface.

9. The apparatus as claimed in claim 1, wherein the casing includes a rear panel, and the external interfaces are disposed on the rear panel.

10. The apparatus for testing a quickly combinable interface as claimed in claim 9, further comprising a plurality of network interfaces, a plurality of radio frequency interfaces, and a plurality of debug interfaces, wherein the plurality of network interfaces, the plurality of radio frequency interfaces, and the plurality of debug interfaces are electrically connected to the backplane; the network interfaces, the radio frequency interfaces and the debugging interfaces are all arranged on the rear panel.