CN210405341U - Railway DC600V direct power supply passenger car network adjacent car communication test bed - Google Patents
Railway DC600V direct power supply passenger car network adjacent car communication test bed Download PDFInfo
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- CN210405341U CN210405341U CN201921960638.4U CN201921960638U CN210405341U CN 210405341 U CN210405341 U CN 210405341U CN 201921960638 U CN201921960638 U CN 201921960638U CN 210405341 U CN210405341 U CN 210405341U
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Abstract
The utility model relates to the technical field of network test equipment, in particular to a railway DC600V direct power supply passenger train network adjacent train communication test bed, which comprises a power supply assembly and a control assembly, wherein the power supply assembly comprises a power supply, a rectification power supply module, a communication power supply module and a transmitter, the control assembly comprises a touch screen, a PLC (programmable logic controller), a gateway and a proxy node, the power output end is connected with the input end of the rectification power supply module, and the output end of the rectification power supply module is connected with the input end of the communication power supply module; the output end of the communication power supply module is connected to the PLC, the gateway and the network node, the other end of the PLC is bidirectionally connected with the touch screen and the gateway, and the other end of the gateway is bidirectionally connected with the network node; the utility model discloses the test bench has ensured that electrical monitoring network function is normal, has realized electric equipment real time monitoring such as power, air conditioner under fire smoke alarm, axle temperature alarm, electron antiskid ware, the car.
Description
Technical Field
The utility model relates to a network test equipment technical field, concretely relates to railway DC600V direct current service passenger train network adjacent train communication test platform.
Background
The file of ' railway passenger train section repair rules ' (Total iron transport [ 2014 ] 349 '), which is started to be implemented from 7/1/2015, requires a whole train electric drop test to simulate an inter-vehicle networking test, so that the communication function of an electric monitoring network is good, the conventional DC600V direct-power-supply passenger train supplies power for a single train during A2 and A3 repair, cannot form the electric monitoring network, cannot test the communication state during the single train repair, cannot ensure the electric monitoring network function of a freckle passenger train to be normal, cannot monitor the working state of the smoke-fire alarm, an axle temperature alarm, an antiskid device, an off-train power supply, an air conditioner and the like, and directly causes serious influence on the safe use of the passenger train. Designing and manufacturing a communication test bed of an adjacent train of the direct-power supply passenger train DC600V direct-power supply passenger train electrical monitoring network.
SUMMERY OF THE UTILITY MODEL
Based on the above problem, an object of the utility model is to provide a railway DC600V direct power supply passenger train network adjacent train communication test bench makes it satisfy DC600V direct power supply passenger train at A2, the requirement of electric monitoring network communication function test when A3 repaiies the individual vehicle, ensures that DC600V direct power supply passenger train A2, the actuality of section repaiied technological standard is repaiied to A3, it is convenient to satisfy the test bench simultaneously, convenient to use, requirement of dependable performance.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a railway DC600V direct power supply passenger car network adjacent car communication test bed comprises a power supply assembly and a control assembly;
the power supply assembly comprises a power supply, a rectification power supply module, a communication power supply module and a transmitter;
the control component comprises a touch screen, a PLC (programmable logic controller), a gateway and a proxy node;
the power supply output end is connected with the input end of the rectification power supply module, and the output end of the rectification power supply module is connected with the input end of the communication power supply module;
the output end of the communication power supply module is respectively connected to the PLC, the gateway and the network node to supply power to the PLC, the gateway and the proxy node;
the other end of the PLC is respectively connected with the touch screen and the gateway in a bidirectional mode, the other end of the gateway is connected with the network node in a bidirectional mode through a network line, and data are collected through the gateway and the proxy node;
the rectification power supply module and the communication power supply module are both connected with the transmitter, and the transmitter is connected with the PLC in a bidirectional mode.
Furthermore, the test bed also comprises a heat radiation fan, and the heat radiation fan is connected with the rectification power supply module and is powered by the rectification power supply module.
Further, the rectification power supply module is an AC220V/DC48V high-frequency switching power supply.
Further, the communication power supply module is DC48V/DC 24V.
Furthermore, be connected with passenger train electrical equipment on the test bench, electrical equipment includes firework alarm, axle temperature alarm, electron antiskid unit, power and air conditioner under the car.
Further, the power supply assembly is a miniature circuit breaker provided with a protection device.
Furthermore, the test bed is of a box body structure and comprises a box body and a box cover, wherein a rectification power supply module, a communication power supply module, a transmitter, a PLC (programmable logic controller), a gateway and a proxy node are arranged in the box body; the box cover is provided with a power supply, a cooling fan, a touch screen, an indicator light and a change-over switch. The test bed adopts stainless steel as a frame structure, avoids the defect of using the plastic steel which is not durable, has the characteristics of corrosion resistance, impact resistance, firm structure, beautiful appearance and the like, adopts the scheme of curling to enhance the structural strength of the test bed, not only increases the structural strength, but also avoids the damage to the human body, and can meet the examination of complex environments on site.
The utility model discloses test bench is following beneficial effect specifically:
firstly, when DC600V direct power supply passenger train bicycle supplied power, this test bench can be connected to single car electric monitoring communication network, looks over the firework alarm of single car, axle temperature alarm, antiskid, communication states such as power, air conditioner under the car, realizes the information intercommunication with DC600V direct power supply passenger train, satisfies the networking test requirement to 25G type, 25T type DC600V direct power supply passenger train.
And secondly, the normal function of the electric monitoring network of the DC600V direct-power-supply passenger car is ensured, the real-time monitoring of electric equipment such as a smoke and fire alarm, an axle temperature alarm, an electronic antiskid device, an off-board power supply, an air conditioner and the like is realized, the working state of the electric equipment is good, and the running safety of the DC600V direct-power-supply passenger car is ensured.
Thirdly, the requirement of the networking test of the electrical monitoring communication network of the DC600V direct-power supply passenger car is completed by a simple method, the working efficiency of the A2 and A3 repair of the passenger car is improved, and the labor intensity of field operators is reduced.
Fourthly, the test bed is small in size, light in weight, convenient to move in an operation field, strong in communication connection reliability, and simple and practical in test operation. Fifthly, a finished product is manufactured through multiple times of optimization of the design scheme, and after three years of practical use verification, the test bed can meet the requirements of the whole train electric drop networking test in railway train section repair regulations.
Drawings
FIG. 1 is a schematic structural view of the test bed of the present invention;
fig. 2 is a schematic diagram of the test bed of the utility model.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the following detailed description of the embodiments of the present invention is provided with reference to the accompanying drawings and examples, which are used for illustrating the present invention and are not intended to limit the scope of the present invention.
Example 1
As shown in FIG. 1, the utility model provides a railway DC600V direct supply passenger train network adjacent train communication test platform, including power supply module and control assembly. Wherein the power module comprises a power supply, an AC220V/DC48V rectified power module, a DC48V/DC24V communication power module, and a transmitter; the control component comprises a touch screen, a PLC controller, a gateway and a proxy node.
In the utility model, the power output end is connected with the input end of the AC220V/DC48V rectifying power module, and the output end of the AC220V/DC48V rectifying power module is connected with the input end of the DC48V/DC24V communication power module; the output end of the DC48V/DC24V communication power supply module is respectively connected to the PLC controller, the gateway and the network node, and the output end of the communication power supply module supplies power to the PLC controller, the gateway and the proxy node. The other end of the PLC is respectively in bidirectional connection with the touch screen and the gateway, the other end of the gateway is in bidirectional connection with the network node through a network line, and data are collected through the gateway and the proxy node. The AC220V/DC48V rectified power module and the DC48V/DC24V communication power module are both connected to a transmitter, which is bidirectionally connected to the PLC controller.
The utility model discloses the test bench still includes radiator fan, and radiator fan is connected with AC220V DC48V rectification power module, is its power supply by AC220V DC48V rectification power module.
Furthermore, the test bed is connected with passenger car electrical equipment, the electrical equipment comprises a smoke and fire alarm, an axle temperature alarm, an electronic antiskid device, an under-car power supply and an air conditioner, the test bed can be connected to a single-car electrical monitoring communication network, communication states of the smoke and fire alarm, the axle temperature alarm, the antiskid device, the under-car power supply, the air conditioner and the like of a single car can be checked, and information intercommunication with the DC600V direct-power supply passenger car is realized; secondly, real-time monitoring of a smoke and fire alarm, a shaft temperature alarm, an antiskid device, an under-vehicle power supply and air-conditioning electrical equipment is achieved, and the running safety of the passenger car is ensured.
Example 2
As shown in fig. 2, the utility model discloses the test bench principle of use as follows. The power supply uses AC220V alternating current, enters a rectification power supply module (AC220V/DC48V) through a power switch 1Q, after rectification is 48V, one path supplies power to a cooling fan, the other path supplies power to a DC48V/DC24V communication power supply module, the communication power supply module supplies power to a PLC, a gateway and a proxy node, an internal program of the PLC starts to run, various data are provided for a touch screen through the PLC gateway, the touch screen displays the data after receiving the data, a single-vehicle-level network is formed, the internal data can be exchanged, the internal data are converted into train-level network data through the proxy node, the train-level network data are formed by the single-vehicle internal network data, and a DC600V direct-powered passenger car to be tested through SA3 of a test bed and a communication line of the test bed, data exchange is realized.
The utility model discloses railway DC600V direct power supply passenger train electrical monitoring network adjacent train communication test platform, the touch-sensitive screen interface that uses human-computer interaction operates, frame construction is made to the stainless steel, adopt DC600V direct power supply passenger train PLC, general passenger train electrical component such as 15 cun industry touch-sensitive screen, electrical component installs on the insulation board, the insulation board is installed on the stainless steel box, stainless steel box welding earth connection links to each other with the power earth connection, switch adopts the miniature circuit breaker who installs earth leakage protection device, realize the protection when ensureing the earth leakage. By adopting a 48V voltage transmitter, 48V power supply voltage is simulated into DC600V power supply voltage (the actual simulation value is more than DC 500V), so that the test requirement is met, and meanwhile, the worker is ensured not to contact the DC600V power supply.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that can be easily conceived by those skilled in the art within the technical scope of the present invention should be covered by the present invention.
Claims (5)
1. The utility model provides a railway DC600V direct supply passenger train network adjacent car communication test platform which characterized in that: comprises a power supply component and a control component;
the power supply assembly comprises a power supply, a rectification power supply module, a communication power supply module and a transmitter;
the control component comprises a touch screen, a PLC (programmable logic controller), a gateway and a proxy node;
the power supply output end is connected with the input end of the rectification power supply module, and the output end of the rectification power supply module is connected with the input end of the communication power supply module;
the output end of the communication power supply module is respectively connected to the PLC, the gateway and the network node to supply power to the PLC, the gateway and the proxy node;
the other end of the PLC is respectively connected with the touch screen and the gateway in a bidirectional mode, the other end of the gateway is connected with the network node in a bidirectional mode through a network line, and data are collected through the gateway and the proxy node;
the rectification power supply module and the communication power supply module are both connected with the transmitter, and the transmitter is connected with the PLC in a bidirectional mode.
2. The railway DC600V direct supply bus network adjacent train communication test bed according to claim 1, wherein: the test bed further comprises a heat radiation fan, and the heat radiation fan is connected with the rectification power supply module and is powered by the rectification power supply module.
3. The railway DC600V direct supply bus network adjacent train communication test bed according to claim 1, wherein: the rectifying power supply module is an AC220V/DC48V high-frequency switching power supply.
4. The railway DC600V direct supply bus network adjacent train communication test bed according to claim 1, wherein: the communication power supply module is DC48V/DC 24V.
5. The railway DC600V direct supply bus network adjacent train communication test bed according to claim 1, wherein: the test bed is connected with passenger car electrical equipment, the electrical equipment includes firework alarm, axle temperature alarm, electron antiskid unit, power and air conditioner under the car.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201921960638.4U CN210405341U (en) | 2019-11-14 | 2019-11-14 | Railway DC600V direct power supply passenger car network adjacent car communication test bed |
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| CN201921960638.4U CN210405341U (en) | 2019-11-14 | 2019-11-14 | Railway DC600V direct power supply passenger car network adjacent car communication test bed |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112565021A (en) * | 2020-12-19 | 2021-03-26 | 哈尔滨恒达交通设备技术开发有限公司 | Portable gateway proxy diagnosis device |
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2019
- 2019-11-14 CN CN201921960638.4U patent/CN210405341U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112565021A (en) * | 2020-12-19 | 2021-03-26 | 哈尔滨恒达交通设备技术开发有限公司 | Portable gateway proxy diagnosis device |
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