CN210487845U - On-site signal detection equipment of array interface - Google Patents

Abstract

The utility model discloses an on-spot signal detection equipment of array interface, with module integration settings such as power module, signal test module, digital multimeter, parameter output equipment in the cuboid box, be the matrix simultaneously with four at least interface ends and arrange the setting on the tank wall of box to set up the carrying handle on the surface of box. The detection equipment can be conveniently carried to different places, and meanwhile, the self-checking test and the metering verification of the field processing equipment, power supply and power supply control, power supply current and voltage monitoring, analog signal acquisition, switch conversion, resistance, voltage and frequency quantity measurement, bus communication, serial communication and other functions can be respectively tested. The method has the technical effects of improving the mobility of the detection equipment and improving the detection efficiency of the field processing equipment.

Description

On-site signal detection equipment of array interface

Technical Field

The utility model relates to an electronic circuit technical field especially relates to an on-the-spot signal check out test set of array interface.

Background

The field processing device can be processing equipment applied to various communications, videos, audios, stage control, switching scheduling and the like in the field, and different fields are often required to be applied to different field processing devices. At present, before application, a field processing device usually needs to simulate a working environment thereof and adopt corresponding detection equipment to complete function and performance tests. The test signals involved in the test process include resistance signals, voltage signals, current signals, frequency signals, various communication signals and the like. Besides normal signal measurement, high-power supply switching and multiplexing and matrix switching in the resistance measurement process are also required to be completed. The function and performance of the corresponding field processing device can be judged whether to meet the established requirements or not through testing the signals and the functions.

The field processing device and the detection equipment need to be connected through a test cable, and different field processing devices need to be configured with different test cables. The signal connections of different field processing devices to the test interface are also different. Therefore, the detection operation for the field processing device has the characteristics of multiple types of test signals, multiple interfaces, complex signal level and the like. However, the existing detection devices for the field processing apparatus are often independent and single-function detection devices, for example, a multimeter can only detect voltage, current and resistance parameters, and a corresponding detection device needs to be additionally adopted for detecting a communication signal. And these check out test set often are bulky, and weight is great, is unfavorable for the removal of equipment, carry and transition. Meanwhile, the signal connection relationship between different detection devices and detection components is complex, and the workload of maintenance and overhaul is large. The test interface between the detection equipment can not be generalized, so that the internal circuit of the interface adapter is complex, the wiring relation is complex, and the equipment maintenance is not facilitated.

Therefore, in the prior art, the function of the detection equipment aiming at the field processing device is simplified, the detection operation needs to be completed by applying a large amount of detection equipment, the signal connection relation among the detection equipment is complex, the interface can not be generalized, and the detection efficiency, the maintenance efficiency and the overhaul efficiency of the field processing device are seriously influenced.

SUMMERY OF THE UTILITY MODEL

The application provides a field signal check out test set of array interface for solve and exist among the prior art to the check out test set function simplification to field processing apparatus, will accomplish the detection operation and need use a large amount of check out test sets, the signal connection relation between each check out test set is complicated, and the interface can't accomplish the universalization, seriously influences field processing apparatus's detection efficiency and maintenance, maintenance efficiency.

The present application provides in a first aspect a field signal detecting device of an array interface, including:

the box body is of a cuboid structure and comprises a lifting handle arranged on the outer surface of the box body;

the power supply module is arranged in the box body;

the at least four interface ends are arranged on the box wall of the box body in a matrix form, are connected with the power supply module and are used for connecting to-be-tested field signal output equipment;

the signal testing module comprises an analog signal testing module and a digital signal testing module, is arranged in the box body, is connected with the at least four interface ends, and is used for sending a testing instruction to the interface ends to obtain a communication testing signal comprising a corresponding analog feedback signal and/or a corresponding digital feedback signal;

the digital multimeter is connected with the at least four interface ends and used for testing and obtaining electrical test parameters including resistance parameters, voltage parameters, current parameters and/or frequency parameters of the field signal output equipment to be tested;

and the parameter output equipment is connected with the signal testing module and used for outputting a testing result comprising the communication testing signal and/or the electrical testing parameter.

Optionally, the signal testing module includes:

the matrix switch switching module is connected with the at least four interface ends and used for selecting the interface ends of the at least four interface ends to be sequentially communicated with the signal testing module according to a preset matrix point sequence; and/or selecting the corresponding interface end of the at least four interface ends to be communicated with the signal testing module according to a preset matrix arrangement relation.

Optionally, the signal testing module includes:

and the discrete quantity input/output control module is used for controlling the conversion between the digital signal and the analog signal.

Optionally, the signal testing module further comprises:

and the power switch switching module is used for controlling the power supply of the power module and each interface end to be switched on and off.

Optionally, the power supply module comprises at least two high-power supplies with different powers;

the power switch switching module is also used for controlling the at least two high-power supplies with different powers to be respectively communicated with the connecting end.

Optionally, the signal testing module is specifically a PXI module.

Optionally, the signal testing module is mounted on a CompactPCI/PXI backplane located on an inner surface of the first wall, wherein the CompactPCI/PXI backplane is parallel to the first wall.

Optionally, the parameter output device includes:

and the liquid crystal display is arranged in the box body, is close to the second box wall of the box body and is parallel to the second box wall, and is used for displaying the test result, wherein the first box wall is different from the second box wall.

Optionally, the detection apparatus further comprises:

the instruction input device is attached to the inner surface of the second box wall, connected with the liquid crystal display and the signal testing module and used for inputting a first control instruction so that the signal testing module controls testing to obtain a testing parameter corresponding to the first control instruction; and/or the signal testing module is used for inputting a second control instruction so as to enable the terminal corresponding to the second control instruction to be communicated with the signal testing module; and/or the high-power supply corresponding to the third control instruction is respectively communicated with the connecting end by inputting the third control instruction, wherein the instruction input device is a keyboard or a touch panel.

One or more technical solutions provided in the embodiments of the present application have at least the following technical effects or advantages:

according to the technical scheme in the embodiment of the application, the power module, the signal test module, the digital multimeter, the parameter output equipment and other modules are integrally arranged in the cuboid box body, at least four interface ends are arranged in a matrix form on the box wall of the box body, and the carrying handle is arranged on the outer surface of the box body. The detection equipment can be conveniently carried to different places, and meanwhile, the self-checking test and the metering verification of the field processing equipment, power supply and power supply control, power supply current and voltage monitoring, analog signal acquisition, switch conversion, resistance, voltage and frequency quantity measurement, bus communication, serial communication and other functions can be respectively tested. The method has the technical effects of improving the mobility of the detection equipment and improving the detection efficiency of the field processing equipment.

Drawings

Fig. 1 is a front view structural diagram of an on-site signal detection device of an array interface according to an embodiment of the present invention;

fig. 2 is a left side view structural diagram of an on-site signal detection device of an array interface according to an embodiment of the present invention;

fig. 3 is a top view structural diagram of an on-site signal detection device of an array interface according to an embodiment of the present invention;

fig. 4 is a rear view structural diagram of an on-site signal detecting apparatus of an array interface according to an embodiment of the present invention;

fig. 5 is a front perspective structural view of an on-site signal detecting apparatus of an array interface according to an embodiment of the present invention;

fig. 6 is a rear perspective view of the field signal detecting device with array interface according to an embodiment of the present invention.

Detailed Description

The application provides a field signal check out test set of array interface for solve and exist among the prior art to the check out test set function simplification to field processing apparatus, will accomplish the detection operation and need use a large amount of check out test sets, the signal connection relation between each check out test set is complicated, and the interface can't accomplish the universalization, seriously influences field processing apparatus's detection efficiency and maintenance, maintenance efficiency.

In order to solve the technical problems, the general idea of the embodiment of the application is as follows:

according to the technical scheme in the embodiment of the application, the power module, the signal test module, the digital multimeter, the parameter output equipment and other modules are integrally arranged in the cuboid box body, at least four interface ends are arranged in a matrix form on the box wall of the box body, and the carrying handle is arranged on the outer surface of the box body. The detection equipment can be conveniently carried to different places, and meanwhile, the self-checking test and the metering verification of the field processing equipment, power supply and power supply control, power supply current and voltage monitoring, analog signal acquisition, switch conversion, resistance, voltage and frequency quantity measurement, bus communication, serial communication and other functions can be respectively tested. The method has the technical effects of improving the mobility of the detection equipment and improving the detection efficiency of the field processing equipment.

The technical solutions of the present application are described in detail below with reference to the drawings and specific embodiments, and it should be understood that the specific features in the embodiments and examples of the present application are detailed descriptions of the technical solutions of the present application, and are not limitations of the technical solutions of the present application, and the technical features in the embodiments and examples of the present application may be combined with each other without conflict.

The term "and/or" herein is merely an association describing an associated object, meaning that three relationships may exist, e.g., a and/or B, may mean: a exists alone, A and B exist simultaneously, and B exists alone. In addition, the character "/" herein generally indicates that the former and latter related objects are in an "or" relationship.

Example one

Referring to fig. 1, fig. 2, fig. 3, fig. 4, fig. 5, and fig. 6, an embodiment of the present invention provides a field signal detecting apparatus with an array interface, including:

the box body 101 is of a cuboid structure and comprises a carrying handle 1011 arranged on the outer surface of the box body; meanwhile, in the embodiment of the application, the wall of the box body where the carrying handle is located is provided with the double-layer shell, and during test operation, the outer-layer shell where the carrying handle is located can be uncovered to expose the test module interface arranged on the inner-layer shell surface; the outer shell can be buckled on the box body when the operation is not needed;

a power module 102 disposed within the case;

at least four interface ends 103 arranged on the box wall of the box body in a matrix form, connected with the power supply module and used for connecting to-be-tested field signal output equipment;

the signal testing module 104 comprises an analog signal testing module and a digital signal testing module, is arranged in the box body, is connected with the at least four interface ends, and is used for sending a testing instruction to the interface ends to obtain a communication testing signal comprising a corresponding analog feedback signal and/or a corresponding digital feedback signal; specifically, the signal testing module may be a general-purpose Central Processing Unit (CPU), may be an Application Specific Integrated Circuit (ASIC), and may also be one or more integrated circuits for controlling program execution, and may be selected according to needs during actual operation;

the digital multi-purpose meter 105 is connected with the at least four interface ends and used for testing and obtaining electrical test parameters including resistance parameters, voltage parameters, current parameters and/or frequency parameters of the field signal output equipment to be tested;

and the parameter output equipment 106 is connected with the signal testing module and used for outputting a testing result comprising the communication testing signal and/or the electrical testing parameter.

Further, the field signal detection device may further include a memory, and the number of the memories may be one or more. The Memory may include a Read Only Memory (ROM), a Random Access Memory (RAM), and a disk Memory.

The signal testing module in the application embodiment is specifically a PXI module, and is mounted on a CompactPCI/PXI backplane located on the inner surface of the first box wall and parallel to the first box wall. The signal testing module specifically comprises a matrix switch switching module, a discrete magnitude input/output control module and a power switch switching module.

The matrix switch switching module is connected with the at least four interface ends and used for selecting the interface ends of the at least four interface ends to be sequentially communicated with the signal testing module according to a preset matrix point sequence; and/or the interface end corresponding to the at least four interface ends is selected to be communicated with the signal testing module according to a preset matrix arrangement relation.

The discrete quantity input/output control module is used for controlling conversion between digital signals and analog signals. In the prior art, the functions can be realized through various electronic components or circuits, and the functions can be selected and applied according to requirements during actual operation.

And the power switch switching module is used for controlling the power supply of the power module and each interface end to be switched on and off. The power supply module in the embodiment of the application comprises at least two high-power supplies with different powers; and the power switch switching module is also used for controlling the at least two high-power supplies with different powers to be respectively communicated with the connecting end. Therefore, the switch switching test among different high-power supplies of the whole set of field processing equipment can be realized.

Meanwhile, the parameter output device in the embodiment of the present application includes a liquid crystal display disposed in the box body for displaying the test result, the liquid crystal display is close to and parallel to a second box wall of the box body, and the first box wall is different from the second box wall. The test device further comprises an instruction input device 107, wherein the instruction input device is attached to the inner surface of the second box wall, connected with the liquid crystal display and the signal test module and used for inputting a first control instruction so that the signal test module can control the test to obtain a test parameter corresponding to the first control instruction; and/or the signal testing module is used for inputting a second control instruction so as to enable the terminal corresponding to the second control instruction to be communicated with the signal testing module; and/or the high-power supply corresponding to the third control instruction is respectively communicated with the connecting ends by inputting the third control instruction, wherein the instruction input device is a keyboard or a touch panel which is in signal connection through a system controller rear outlet adapter plate. Meanwhile, the field signal detection device in the embodiment of the application also provides a direct current 12V and LVDS signal interface required by a liquid crystal display and a USB interface required by a keyboard and a touch pad, so that the field signal detection device is convenient for externally connecting a required instruction input device or a required display.

In the practical operation process, the field signal detection device in the embodiment of the application adopts a portable integrated box body design. The box body can be folded and carried to any place when the test operation is not needed. When the test is needed, the box cover can be opened to expose the liquid crystal display and the pull-down keyboard or the touch panel. Meanwhile, the at least four interface ends provide signal interfaces of different field processing devices. The signal interfaces can be hung with interface adapters, and are connected with the tested object through the test interfaces of the interface adapters and the matched interface cables, so that the power supply, the signal simulation and the signal acquisition of the tested object and the MIL-STD-1553A/B, RS422 communication are completed. The field signal detection device in the embodiment of the application can also respectively realize the tests of functions such as self-checking test and metering verification, power supply and power supply control, power supply current and voltage monitoring, analog signal acquisition, switch conversion, resistance, voltage and frequency measurement, MIL-STD-1553A/B bus communication, RS422 serial port communication and the like of the field processing device through the digital multimeter, the matrix switch switching module, the discrete quantity input/output control module, the power switch switching module and other test modules in the signal test module.

Furthermore, because the detection device in the embodiment of the present application adopts a modular design, the design of the interface adapter can be simplified by adopting a signal conditioning circuit according to the test requirement of the field processing device to be tested. Only interface signal switching needs to be completed in the interface adapter, so that the corresponding interface adapter can be quickly designed according to the signal connection relation of the tested field processing equipment interface, and the applicability of the testing equipment is improved. The technical effect of improving the testing efficiency of the field processing equipment is achieved.

Therefore, the technical scheme in the embodiment of the application integrally sets up modules such as power module, signal test module, digital multimeter, parameter output equipment in the cuboid box, and simultaneously with four at least interface ends be the matrix and arrange the setting on the tank wall of box to set up the carrying handle on the surface of box. The detection equipment can be conveniently carried to different places, and meanwhile, the self-checking test and the metering verification of the field processing equipment, power supply and power supply control, power supply current and voltage monitoring, analog signal acquisition, switch conversion, resistance, voltage and frequency quantity measurement, bus communication, serial communication and other functions can be respectively tested. The method has the technical effects of improving the mobility of the detection equipment and improving the detection efficiency of the field processing equipment.

While the preferred embodiments of the present application have been described, additional variations and modifications in those embodiments may occur to those skilled in the art once they learn of the basic inventive concepts. Therefore, it is intended that the appended claims be interpreted as including preferred embodiments and all alterations and modifications as fall within the scope of the application.

It will be apparent to those skilled in the art that various changes and modifications may be made in the present application without departing from the spirit and scope of the application. Thus, if such modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application is intended to include such modifications and variations as well.

Claims (9)

1. An array interfaced field signal sensing apparatus, comprising:

the box body is of a cuboid structure and comprises a lifting handle arranged on the outer surface of the box body;

the power supply module is arranged in the box body;

the at least four interface ends are arranged on the box wall of the box body in a matrix form, are connected with the power supply module and are used for connecting to-be-tested field signal output equipment;

the signal testing module comprises an analog signal testing module and a digital signal testing module, is arranged in the box body, is connected with the at least four interface ends, and is used for sending a testing instruction to the interface ends to obtain a communication testing signal comprising a corresponding analog feedback signal and/or a corresponding digital feedback signal;

the digital multimeter is connected with the at least four interface ends and used for testing and obtaining electrical test parameters including resistance parameters, voltage parameters, current parameters and/or frequency parameters of the field signal output equipment to be tested;

and the parameter output equipment is connected with the signal testing module and used for outputting a testing result comprising the communication testing signal and/or the electrical testing parameter.

2. The detection device of claim 1, wherein the signal testing module comprises:

the matrix switch switching module is connected with the at least four interface ends and used for selecting the interface ends of the at least four interface ends to be sequentially communicated with the signal testing module according to a preset matrix point sequence; and/or selecting the corresponding interface end of the at least four interface ends to be communicated with the signal testing module according to a preset matrix arrangement relation.

3. The detection device of claim 2, wherein the signal testing module comprises:

and the discrete quantity input/output control module is used for controlling the conversion between the digital signal and the analog signal.

4. The detection device of claim 3, wherein the signal testing module further comprises:

and the power switch switching module is used for controlling the power supply of the power module and each interface end to be switched on and off.

5. The detection device of claim 4, wherein the power module comprises at least two high power supplies of different powers;

the power switch switching module is also used for controlling the at least two high-power supplies with different powers to be respectively communicated with the connecting end.

6. The detection device as claimed in claim 5, wherein the signal testing module is specifically a PXI module.

7. The inspection apparatus of claim 6, wherein the signal testing module is mounted on a CompactPCI/PXI backplane located on an inner surface of the first wall, wherein the CompactPCI/PXI backplane is parallel to the first wall.

8. The detection device according to claim 7, wherein the parameter output device includes:

and the liquid crystal display is arranged in the box body, is close to the second box wall of the box body and is parallel to the second box wall, and is used for displaying the test result, wherein the first box wall is different from the second box wall.

9. The detection device of claim 8, wherein the detection device further comprises:

the instruction input device is attached to the inner surface of the second box wall, connected with the liquid crystal display and the signal testing module and used for inputting a first control instruction so that the signal testing module controls testing to obtain a testing parameter corresponding to the first control instruction; and/or the signal testing module is used for inputting a second control instruction so as to enable the terminal corresponding to the second control instruction to be communicated with the signal testing module; and/or the high-power supply corresponding to the third control instruction is respectively communicated with the connecting end by inputting the third control instruction, wherein the instruction input device is a keyboard or a touch panel.

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