Program-controlled bridge management system of track circuit test board

Abstract

The utility model provides a program-controlled bridge management system of a track circuit test board. The program-controlled bridge management system comprises a program-controlled bridge; the channel switching module is connected with track circuit equipment, and the track circuit equipment is connected with the program control electric bridge through a first solid-state relay; and the control module is respectively connected with the program control electric bridge and the channel switching module. The channel switching module comprises an isolation module and a second solid-state relay, the isolation module is connected with the control module, and the second solid-state relay is respectively connected with the isolation module and the track circuit equipment, so that test point positions can be automatically switched, manual operation is reduced, and the test efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of track circuit testing, in particular to a program-controlled bridge management system of a track circuit testing bench. Background Art

[0002] During the testing process of the track circuit frequency shifting equipment, it is necessary to test multiple frequency shifting devices at the same time, and test multiple test points of each frequency shifting device, including inductance, resistance, impedance, capacitance value, etc.

[0003] The test method in the related art usually uses a discrete bridge for manual testing, frequently switches the test points manually, and manually records the test results, which is inefficient. Summary of the invention

[0004] The utility model aims to solve one of the technical problems in the above-mentioned technology at least to a certain extent.

[0005] To this end, the first purpose of the utility model is to provide a programmable bridge management system for a track circuit test bench, which can automatically switch test points, reduce manual operations, and improve test efficiency.

[0006] To achieve the above-mentioned purpose, the first aspect of the utility model proposes a programmable bridge management system for a track circuit test bench, including: a programmable bridge; a channel switching module, the channel switching module is connected to a track circuit device, and the track circuit device is connected to the programmable bridge through a first solid-state relay; a control module, the control module is respectively connected to the programmable bridge and the channel switching module, wherein the control module is used to switch different test points of the track circuit device through the channel switching module.

[0007] The program-controlled bridge management system of the track circuit test bench of the embodiment of the utility model can automatically switch the test points, reduce manual operations, and improve test efficiency.

[0008] In addition, the program-controlled bridge management system of the track circuit test bench proposed in the above embodiment of the utility model may also have the following additional technical features:

[0009] Specifically, the channel switching module includes: an isolation module and a second solid-state relay, wherein the isolation module is connected to the control module, and the second solid-state relay is connected to the isolation module and the track circuit equipment respectively.

[0010] Specifically, the control module includes: a track circuit test main station and a controller, wherein the track circuit test main station is connected to the channel switching module, and the controller is respectively connected to the programmable bridge and the track circuit test main station.

[0011] Specifically, the track circuit test main station is connected to the isolation module, wherein the isolation module is used to isolate the interference signal between the track circuit test main station and the track circuit equipment.

[0012] Specifically, the controller is a computer, wherein the output end of the controller is electrically connected to the input end of the programmable bridge, and the output end of the programmable bridge is electrically connected to the input end of the controller.

[0013] Additional aspects and advantages of the present invention will be given in part in the following description and in part will become apparent from the following description or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The above and / or additional aspects and advantages of the present invention will become apparent and easily understood from the following description of the embodiments in conjunction with the accompanying drawings, in which:

[0015] Figure 1 The present invention is a block diagram of a program-controlled bridge management system for a track circuit test bench according to an embodiment of the present invention.

[0016] Figure 2 The figure is a block diagram of a channel switching module according to an embodiment of the utility model.

[0017] Figure 3 It is a block diagram of a control module according to an embodiment of the utility model.

[0018] As shown in the figure: 1. Programmable bridge; 2. Channel switching module; 21. Isolation module; 22. Second solid-state relay; 3. Control module; 31. Track circuit test main station; 32. Controller; 4. Track circuit equipment; 5. First solid-state relay. DETAILED DESCRIPTION

[0019] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the present invention, and should not be construed as limiting the present invention.

[0020] A program-controlled bridge management system for a track circuit test bench according to an embodiment of the utility model will be described below with reference to the accompanying drawings.

[0021] like Figure 1 As shown, a programmable bridge management system of a track circuit test bench according to an embodiment of the utility model may include: a programmable bridge 1, a channel switching module 2 and a control module 3.

[0022] Among them, the channel switching module 2 is connected to the track circuit device 4, the track circuit device 4 is connected to the programmable bridge 1 through the first solid-state relay 5, and the control module 3 is connected to the programmable bridge 1 and the channel switching module 2 respectively.

[0023] It can be understood that the programmable bridge 1 is a device for measuring parameters such as inductance, resistance, impedance, capacitance, etc. It can communicate with the control module 3 through the RS232 interface, receive auxiliary information such as measurement mode, gear position, frequency, etc. issued by the control module 3, and perform corresponding measurements and data collection according to the instructions. The programmable bridge 1 can feed back the measurement results to the control module 3. The first solid-state relay 5 can avoid voltage mutation during measurement.

[0024] Specifically, during the automated testing and data management of the track circuit equipment 4 (the track circuit frequency shifting equipment to be tested), relevant personnel can issue test tasks and related measurement indicators through the control module 3. The test tasks and related measurement indicators are flexibly switched to the track circuit equipment 4 through the channel switching module 2. The control module 3 can realize automatic switching of the test points according to the progress of the command. The programmable bridge 1 performs corresponding measurements and data collection on the track circuit equipment 4 according to the instructions of the control module 3, and feeds back the measurements and data collection to the control module 3.

[0025] In order to clearly explain the above embodiment, in one embodiment of the present utility model, as Figure 2 As shown, the channel switching module 2 may include: an isolation module 21 and a second solid-state relay 22 .

[0026] The isolation module 21 is connected to the control module 3 , and the second solid-state relay 22 is connected to the isolation module 21 and the track circuit device 4 respectively.

[0027] It can be understood that the isolation module 21 described in this embodiment can isolate the control signal of the control module 3 and the track circuit equipment 4 to avoid signal interference, and the second solid-state relay 22 can avoid interference signals generated at the moment of channel switching.

[0028] In one embodiment of the present invention, Figure 3 As shown, the control module 3 includes: a track circuit test main station 31 and a controller 32 .

[0029] The track circuit test main station 31 is connected to the channel switching module 2, and the controller 32 is connected to the programmable bridge 1 and the track circuit test main station 31 respectively;

[0030] The control module 3 is used to switch different test points of the track circuit equipment 4 through the channel switching module 2.

[0031] It can be understood that the controller 32 described in this embodiment is a core control component, which is responsible for allocating test tasks and receiving test data. The controller 32 communicates with the program-controlled bridge 1 through the host computer program to realize the scheduling and control of the test tasks. The controller 32 can issue tasks and related measurement indicators to the track circuit test main station 31, and the track circuit test main station 31 can flexibly switch to the track circuit device 4 under test through the channel switching module 2.

[0032] In one embodiment of the present invention, Figure 2 As shown, the track circuit test main platform 31 is connected to the isolation module 21 , wherein the isolation module 21 is used to isolate the interference signal between the track circuit test main platform 31 and the track circuit equipment 4 .

[0033] In one embodiment of the present invention, Figure 2 As shown, the controller 32 may be a computer, wherein the output end of the controller 32 is electrically connected to the input end of the programmable bridge 1 , and the output end of the programmable bridge 1 is electrically connected to the input end of the controller 32 .

[0034] It is understandable that the controller 32 can set measurement procedures and parameter conditions for the programmable bridge 1 , and the programmable bridge 1 can feed back the measurement results to the controller 32 .

[0035] In summary, the programmable bridge management system of the track circuit test bench of the embodiment of the utility model can automatically switch test points, reduce manual operations, and improve test efficiency.

[0036] In the description of this specification, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include at least one of the features. In the description of the utility model, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0037] In the description of this specification, the description with reference to the terms "one embodiment", "some embodiments", "example", "specific example", or "some examples" etc. means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are included in at least one embodiment or example of the utility model. In this specification, the schematic representations of the above terms do not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described may be combined in any one or more embodiments or examples in a suitable manner. In addition, those skilled in the art may combine and combine the different embodiments or examples described in this specification and the features of the different embodiments or examples, without contradiction.

[0038] Although the embodiments of the present invention have been shown and described above, it can be understood that the above embodiments are exemplary and cannot be understood as limitations of the present invention. Ordinary technicians in the field can change, modify, replace and modify the above embodiments within the scope of the present invention.

Claims

1. A program-controlled bridge management system for a track circuit test bench, characterized in that: include: Programmable bridge; A channel switching module, wherein the channel switching module is connected to a track circuit device, and the track circuit device is connected to the programmable bridge via a first solid-state relay; A control module is connected to the programmable bridge and the channel switching module respectively.

2. The program-controlled bridge management system of the track circuit test bench according to claim 1 is characterized in that: The channel switching module includes: an isolation module and a second solid-state relay, wherein: The isolation module is connected to the control module, and the second solid-state relay is connected to the isolation module and the track circuit equipment respectively.

3. The program-controlled bridge management system of the track circuit test bench according to claim 2 is characterized in that: The control module includes: a track circuit test main station and a controller, wherein: The track circuit test main station is connected to the channel switching module, and the controller is connected to the programmable bridge and the track circuit test main station respectively; The control module is used to switch different test points of the track circuit equipment through the channel switching module.

4. The program-controlled bridge management system of the track circuit test bench according to claim 3 is characterized in that: The track circuit test main station is connected to the isolation module, wherein the isolation module is used to isolate the interference signal between the track circuit test main station and the track circuit equipment.

5. The program-controlled bridge management system of the track circuit test bench according to claim 3 is characterized in that: The controller is a computer, wherein the output end of the controller is electrically connected to the input end of the programmable bridge, and the output end of the programmable bridge is electrically connected to the input end of the controller.

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