CN214451018U - Rail transit vehicle door data acquisition device - Google Patents
Rail transit vehicle door data acquisition device Download PDFInfo
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- CN214451018U CN214451018U CN202120504569.7U CN202120504569U CN214451018U CN 214451018 U CN214451018 U CN 214451018U CN 202120504569 U CN202120504569 U CN 202120504569U CN 214451018 U CN214451018 U CN 214451018U
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- vehicle door
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Abstract
The utility model relates to a track transportation vehicles door data acquisition device, which comprises a housing, be provided with in the casing with door controller, door motor interconnect's door system acquisition board, door system acquisition board includes power input interface, door motor state acquisition interface, door accuse ware supply voltage acquisition interface, RS485 interface, door state digital quantity input interface, hall signal acquisition interface, RJ45 network interface and status indicator lamp. The vehicle door system acquisition board is also connected with the SIM card slot on the shell and the 4G transmission antenna. The utility model discloses the structure is under the prerequisite that does not influence door wholeness ability and safety index, gathers track transportation vehicle door motor voltage, electric current, speed, position and door state data in real time to upload data to the high in the clouds in real time through the 4G network. The method has the characteristics of easiness in manufacturing, low failure rate, safety, reliability, stable performance and the like.
Description
Technical Field
The utility model relates to a rail transit vehicle door data acquisition device.
Background
The reliability and safety of the rail transit vehicle door as an important subsystem directly related to the safety of passengers are one of the important concerns of the rail vehicle operation department. The door system is a complex electromechanical coupling system, and in the vehicle operation process, passenger compartment door faults occur frequently due to frequent opening and closing of the door system and numerous passenger interference factors. The door motor is the core equipment in the door of the rail transit vehicle, and the door motor operation data is monitored in real time, so that the health state of the door of the rail transit vehicle can be evaluated. The failure rate of the train in the operation period is reduced by pre-judging the failure of the rail transit vehicle door in time.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is: in order to optimize the problems, the rail transit vehicle door data acquisition device is provided.
The utility model provides a technical scheme that its technical problem adopted is: rail transit vehicle door data acquisition device, including the casing with be fixed in the door data acquisition board in the casing, the door data acquisition board is provided with: the system comprises a first signal transmission line, a second signal transmission line, an RS485 bus, an AD module, a Hall current voltage sensor, a Hall signal acquisition module, a DI module and an RS485 module, wherein the first signal transmission line is used for transmitting a vehicle door motor state acquisition signal of a door controller to a motor, the second signal transmission line is used for transmitting a Hall sensor signal on the motor to the door controller, the RS485 bus, the AD module, the Hall current voltage sensor is used for acquiring a signal from the first signal transmission line and uploading the signal to the RS485 bus through the AD module, the Hall signal acquisition module is used for acquiring a signal from the second signal transmission line and uploading the signal to the RS485 bus, the DI module is used for acquiring a door state digital quantity from a door state switch and uploading the door state digital quantity to the RS485 bus, and the RS485 module is connected with the RS485 bus; the vehicle door data acquisition board is also provided with a power input interface connected with a train power supply, a vehicle door motor state acquisition input interface and a vehicle door motor state acquisition input and output interface which are respectively arranged at two ends of the first signal transmission line, a door controller power supply voltage acquisition interface connected with the AD module and a vehicle door state digital quantity input interface connected with the DI module.
The utility model has the advantages that: this device integrated level is high, can upload to the RS485 bus after the relevant signal acquisition of door controller, motor and door state switch to accessible RS485 module, RJ45 network module or 4G module are uploaded. The utility model discloses simple structure, convenient to use and easily manufacturing.
Drawings
The present invention will be further explained with reference to the drawings and examples.
Fig. 1 is a perspective view of an embodiment of the present invention;
fig. 2 is a circuit structure diagram of an embodiment of the present invention.
The labels in the figure are: the system comprises a machine shell, a 2-power input interface, a 3-SIM card slot, a 4-vehicle door motor state acquisition input interface, a 5-door controller power supply voltage acquisition interface, a 6-RS485 interface, a 7-vehicle door state digital quantity input interface, an 8-vehicle door motor state acquisition input and output interface, a 9-RJ45 network interface, a 10-state indicator lamp and an 11-4G antenna.
Detailed Description
The present invention will now be described in further detail with reference to the accompanying drawings. These drawings are simplified schematic drawings and illustrate the basic structure of the present invention only in a schematic manner, and thus show only the components related to the present invention.
As shown in fig. 1 and fig. 2, the utility model relates to a rail transit vehicle door data acquisition device, including casing 1, be provided with in casing 1 with door motor and door controller interconnect's door data acquisition board (the schematic circuit diagram is shown in fig. 2).
The vehicle door system acquisition board comprises a circuit: the door controller comprises a first signal transmission line for transmitting a vehicle door motor state acquisition signal of the door controller to the motor, a second signal transmission line for transmitting a Hall sensor signal on the motor to the door controller, and an RS485 bus.
The car door system acquisition board is fixed with the following modules: hall current voltage sensor, Hall signal acquisition module AD module, DI module, RS485 module, 4G module and RJ45 module.
The vehicle door system acquisition board has the following interfaces: the system comprises a power input interface 2, an SIM card slot 3, a vehicle door motor state acquisition input interface 4, a door controller power voltage acquisition interface 5, an RS485 interface 6, a vehicle door state digital quantity input interface 7, a vehicle door motor state acquisition input/output interface 8 and an RJ45 network interface 9.
The Hall current and voltage sensor is used for collecting signals from the first signal transmission line and uploading the signals to the RS485 bus through the AD module; the Hall signal acquisition module is used for acquiring signals from the second signal transmission line and uploading the signals to the RS485 bus; the DI module is used for collecting door state digital quantity from the door state switch and uploading the door state digital quantity to the RS485 bus; the RS485 module is used for uploading RS485 bus data to a train bus through the RS485 interface 6; the RJ45 module is used for uploading RS485 bus data to a train network through an RJ45 network interface 9; the 4G module is used for uploading RS485 bus data to the cloud end through the antenna 11 fixed on the shell 1. The vehicle door system acquisition board is also provided with a SIM card slot 3 connected with the 4G module. The AD module is used for converting the acquired analog signals into digital signals and uploading the digital signals to the RS485 bus.
The vehicle door system acquisition board is also fixedly provided with a status indicator lamp 10 connected with the power input interface 2, and when electricity is available, the status indicator lamp 10 is lightened to show that the vehicle door data acquisition device is in a working state.
As shown in fig. 1, the casing 1 includes an upper casing and a lower casing, and the upper casing and the lower casing are connected by screws. The lower shell is provided with the striped surface, so that the contact area with air is increased, and heat dissipation is facilitated.
The utility model discloses a door motor data acquisition board can gather three phase current, three phase voltage, speed, the position change condition under two kinds of operating modes of door motor switch door in real time. And upload to the high in the clouds through the 4G module, upload to the train network through RJ45 network interface 9, upload to the train bus through RS485 interface 6. The door motor data acquisition board of this embodiment directly gets the signal at the motor outside independently to independent power supply can not cause the interference to other equipment such as door accuse ware.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and variations can be made without departing from the technical principle of the present invention, and these modifications and variations should also be considered as the protection scope of the present invention.
Claims (8)
1. The utility model provides a track transportation vehicles door data acquisition device, includes casing (1) and is fixed in the door data acquisition board in casing (1), the door data acquisition board is provided with: the system comprises a first signal transmission line, a second signal transmission line, an RS485 bus, an AD module, a Hall current voltage sensor, a Hall signal acquisition module, a DI module and an RS485 module, wherein the first signal transmission line is used for transmitting a vehicle door motor state acquisition signal of a door controller to a motor, the second signal transmission line is used for transmitting a Hall sensor signal on the motor to the door controller, the RS485 bus, the AD module, the Hall current voltage sensor is used for acquiring a signal from the first signal transmission line and uploading the signal to the RS485 bus through the AD module, the Hall signal acquisition module is used for acquiring a signal from the second signal transmission line and uploading the signal to the RS485 bus, the DI module is used for acquiring a door state digital quantity from a door state switch and uploading the door state digital quantity to the RS485 bus, and the RS485 module is connected with the RS485 bus; the vehicle door data acquisition board is further provided with a power input interface (2) connected with a train power supply, a vehicle door motor state acquisition input interface (4) and a vehicle door motor state acquisition input and output interface (8) which are respectively arranged at two ends of the first signal transmission line, a door controller power voltage acquisition interface (5) connected with the AD module, and a vehicle door state digital quantity input interface (7) connected with the DI module.
2. The rail transit vehicle door data acquisition device of claim 1, wherein: the vehicle door data acquisition board is also provided with an RJ45 network port module connected with an RS485 bus.
3. The rail transit vehicle door data acquisition device of claim 1, wherein: the door data acquisition board still has the 4G module with RS485 bus connection, the 4G module is connected with antenna (11) and SIM draw-in groove (3), antenna (11) are fixed in the casing, and SIM draw-in groove (3) are fixed in door data acquisition board.
4. The rail transit vehicle door data acquisition device of claim 1, wherein: the car door data acquisition board is also provided with an RS485 interface (6) connected with the RS485 module.
5. The rail transit vehicle door data acquisition device of claim 1, wherein: the vehicle door data acquisition board is also provided with an RJ45 network interface (9) connected with an RJ45 network port module.
6. The rail transit vehicle door data acquisition device of claim 1, wherein: and the status indicator lamp (10) is connected with the power input interface (2).
7. The rail transit vehicle door data acquisition device of claim 1, wherein: the casing (1) comprises an upper casing and a lower casing, and the upper casing and the lower casing are connected through screws.
8. The rail transit vehicle door data acquisition device of claim 7, wherein: the lower shell is provided with the striped surface, so that the contact area between the lower shell and air is increased, and heat dissipation is facilitated.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2020227323341 | 2020-11-23 | ||
| CN202022732334 | 2020-11-23 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214451018U true CN214451018U (en) | 2021-10-22 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202120504569.7U Active CN214451018U (en) | 2020-11-23 | 2021-03-09 | Rail transit vehicle door data acquisition device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023197560A1 (en) * | 2022-04-11 | 2023-10-19 | 中车株洲电力机车有限公司 | Rail transit vehicle and vehicle door state detection circuit and detection method therefor |
-
2021
- 2021-03-09 CN CN202120504569.7U patent/CN214451018U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023197560A1 (en) * | 2022-04-11 | 2023-10-19 | 中车株洲电力机车有限公司 | Rail transit vehicle and vehicle door state detection circuit and detection method therefor |
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