CN217425977U

CN217425977U - Monitoring control system for passenger car excrement collecting device

Info

Publication number: CN217425977U
Application number: CN202220971331.XU
Authority: CN
Inventors: 冯其林; 陈岗; 马维聪; 郑海云; 范华平; 符国涛; 梁俊荣; 吴声廉; 李军; 全喜昭; 杨仁宇; 仰永华; 林浪
Original assignee: China Railway Nanning Group Co Ltd
Current assignee: China Railway Nanning Group Co Ltd
Priority date: 2022-04-25
Filing date: 2022-04-25
Publication date: 2022-09-13
Anticipated expiration: 2032-04-25

Abstract

The utility model discloses a passenger train collection is just device monitoring control system, including PLC controller, wireless transmission module, touch display screen, power module, connect pressure sensor and vacuum sensor on passenger train collection is just device's the gas transmission pipeline and connect water pressure sensor and a plurality of level sensor on passenger train collection is just device's the raceway, wireless transmission module, touch display screen, pressure sensor, vacuum sensor, water pressure sensor and level sensor respectively with the PLC controller is connected, wireless transmission module's power end, touch display screen's power end, pressure sensor's power end, vacuum sensor's power end, water pressure sensor's power end and level sensor's power end and the power end of PLC controller respectively with power module connects. The utility model discloses can carry out system control and monitor performance state and trouble to passenger train collection just device, be convenient for daily fault judgement and pertinence inspection and in time overhaul.

Description

Monitoring control system for passenger car excrement collecting device

Technical Field

The utility model belongs to the technical field of train collection is just device monitor control, in particular to passenger train collection is just device monitor control system.

Background

Most of the existing railway passenger cars attached to all roads are provided with excrement collecting devices, but in the application and use process of the excrement collecting devices, the excrement collecting devices are found to be unstable in quality due to high use frequency; the running state of the excrement collecting device cannot be monitored when the excrement collecting device is used, data such as vacuumizing time, air source pressure, flushing time, vacuum degree and action time sequence of the excrement collecting device cannot be read, a set of convenient and efficient detection method and equipment are not provided, the service performance state and fault phenomena of the excrement collecting device are monitored, more fault phenomena of the passenger car excrement collecting device occur discontinuously, fault omission is caused to cause incomplete treatment if real-time monitoring is not carried out, the fault occurrence of the excrement collecting device is caused, the passenger car excrement collecting device cannot be treated in time, partial problems cannot be reflected again after the passenger car returns to a warehouse, accurate fault positions cannot be judged, the service performance of the excrement collecting device is influenced, the service performance of the excrement collecting device cannot be corrected in time, and the use is influenced when faults occur in the later-period use process. Therefore, the use state of the excrement collector needs to be monitored in real time, and daily fault judgment, targeted inspection and treatment and timely maintenance are facilitated.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a passenger train collection is just device monitor control system, the utility model discloses can carry out real-time supervision to passenger train collection just device's performance state and trouble to be convenient for daily fault judgement and pertinence inspection and handle and in time overhaul. In order to achieve the above purpose, the utility model adopts the following technical scheme:

according to one aspect of the utility model, a monitoring and controlling system for a passenger car excrement collecting device is provided, the monitoring control system comprises a PLC controller, a wireless transmission module, a touch display screen, a power supply module, a pressure sensor and a vacuum sensor which are connected on a gas transmission pipeline of the passenger car excrement collecting device, and a water pressure sensor and a plurality of liquid level sensors which are connected on a water transmission pipeline of the passenger car excrement collecting device, the wireless transmission module, the touch display screen, the pressure sensor, the vacuum sensor, the water pressure sensor and the liquid level sensor are respectively connected with the PLC, the power end of the wireless transmission module, the power end of the touch display screen, the power end of the pressure sensor, the power end of the vacuum sensor, the power end of the water pressure sensor, the power end of the liquid level sensor and the power end of the PLC are respectively connected with the power module.

The scheme is further preferred, the vacuum connecting end of the vacuum sensor is provided with a vacuum buffer cavity, one side of the vacuum connecting end of the vacuum sensor is provided with a vacuum input port, the vacuum input port is connected with a gas pipe, the vacuum input port of the vacuum buffer cavity is communicated with a gas pipe of a passenger car excrement collecting device through the gas pipe, and the vacuum signal output end of the vacuum sensor is electrically connected with the PLC.

According to the scheme, the vacuum inlet is preferably connected with the air conveying pipe through a flange, and a filter is arranged in the air conveying pipe and between the air conveying pipes close to the passenger car excrement collecting device.

The above-mentioned scheme is further preferred, the filter includes both ends open-ended body and sets up first filter screen and the second filter screen in the mouth department at body both ends respectively, sets up in input one side of body and stretches to the inside first filter screen of lumen, sets up in output one side of body and stretches to the second filter screen outside the mouth of pipe, the input end threaded connection of first filter screen is on the input inner wall of body, the input threaded connection of second filter screen is on the output inner wall of body, the outer wall threaded connection of body is on the inner wall of gas-supply pipe.

In a further preferred embodiment of the above scheme, the first filter screen and the second filter screen are conical filter screens or arc filter screens.

In a further preferable mode of the above scheme, the vacuum buffer cavity is further provided with a vacuum exhaust pipe, the vacuum exhaust pipe is provided with a vacuum electromagnetic valve, and the vacuum electromagnetic valve is electrically connected with the PLC controller.

The scheme is further preferable, a steam-water separator is arranged on the air transmission pipeline 101 of the passenger car excrement collecting device, and the pressure sensor is installed on an output port of the steam-water separator.

In a further preferable mode of the above scheme, the monitoring control system further comprises a signal alarm and a communication interface, the communication interface is one or more of a CAN bus interface, an RS232 interface, an RS485 interface, a USB interface and an aviation plug interface, and the PLC controller is in signal connection with the signal alarm.

In a further preferable embodiment of the foregoing scheme, the wireless transmission module is a LoRa module, a Zigbee communication module, a 5G, 4G, 3G, or 2G communication module.

To sum up, because the utility model adopts the above technical scheme, the utility model discloses following technological effect has:

the utility model discloses a monitoring control system can real-time supervision passenger train collection just device's performance state and trouble to be convenient for daily fault judgement and pertinence inspection processing and in time overhaul, for this, the monitoring devices of this application plays positive effect to the performance detection after fault judgement and the maintenance, and the present collection just device's of fungible controller has the reliability height, and the maintenance volume is little, simple to operate's characteristics, consequently the device's popularization and application.

Drawings

FIG. 1 is a monitoring schematic diagram of a monitoring control system of a passenger car excrement collecting device of the present invention;

FIG. 2 is a schematic view of the filter of the present invention;

in the drawing, the PLC controller 1, the wireless transmission module 2, the touch display screen 3, the power module 4, the pressure sensor 5, the vacuum sensor 6, the water pressure sensor 7, the liquid level sensor 8, the communication interface 9, the signal alarm 10, the steam-water separator 50, the vacuum buffer cavity 60, the vacuum input port 60a, the gas pipe 61, the flange 62, the filter 63, the vacuum exhaust pipe 64, the vacuum solenoid valve 65, the passenger car excrement collecting device 100, the gas pipe 101, the water pipe 102, the pipe body 630, the first filter screen 631, and the second filter screen 632.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail below with reference to the accompanying drawings and by referring to preferred embodiments. It should be understood, however, that the numerous specific details set forth in the specification are merely set forth to provide a thorough understanding of one or more aspects of the present invention, which may be practiced without these specific details.

As shown in FIG. 1, according to the utility model provides a passenger train excrement collecting device monitoring control system, the monitoring equipment includes PLC controller 1, wireless transmission module 2, touch display screen 3, power module 4, pressure sensor 5 and vacuum sensor 6 connected on the gas transmission pipeline 101 of passenger train excrement collecting device 100 and hydraulic sensor 7 and a plurality of level sensor 8 connected on the water transmission pipeline 102 of passenger train excrement collecting device 100, wireless transmission module, touch display screen, pressure sensor, vacuum sensor, hydraulic sensor and level sensor are connected with the PLC controller respectively, the power end of wireless transmission module, the power end of touch display screen, the power end of pressure sensor, the power end of vacuum sensor, the power end of hydraulic sensor and level sensor and the power end of PLC controller are connected with the power module respectively, after an external power supply alternating current 220V power supply is connected to the power supply module 4 for conversion, the power supply is respectively output according to the types of power supplies provided on the passenger car, such as an AC220V power supply, a DC110V power supply, a DC24V power supply, a DC5V power supply and the like; the monitoring control system also comprises a communication interface 9 and a signal alarm 10, the communication interface 9 is one or more of a CAN bus interface, an RS232 interface, an RS485 interface, a USB interface and an aviation plug interface, and the PLC controller 1 is in signal connection with the signal alarm 10, the utility model discloses an adopt any one of the CAN bus interface, the RS232 interface, the RS485 interface, the USB interface or the aviation plug interface to adapt the excrement collecting device with different communication modes and port types, realize monitoring the data such as the service performance state of the excrement collecting device with various sensors, and transmit the service performance state data to the PLC controller through the communication interface of adaptation; in the utility model, the data collected by the sensors are sent to the PLC controller 1 through the CAN bus interface or the RS485 interface, and the touch display screen 3 is connected with the data output end of the PLC controller 1 through the RS232 interface, the USB interface or the aviation plug interface; the wireless transmission module 2 is communicated with the background server in any one of a LoRa module, a Zigbee communication module, a 5G communication module, a 4G communication module, a 3G communication module or a 2G communication module, and sends data such as the service performance state of the excrement collecting device to the background server for checking; the PLC controller 1 adopts a Mitsubishi FX2N programmable controller and has the functions of 10-bit AD analog input, 22 channel switching value input, 20 relay control output channels, a USB data download port and the like; the touch display screen 3 adopts a 6-thousand-color resistance touch screen, the display size is 4.3 inches, the resolution is 480 x 272 pixels, the memory of the touch screen is 64M, USB flash disk storage is supported, and a network port and audio can be selected.

In the utility model, the pressure sensor 5 is used for monitoring the pressure value of each gas transmission channel system of the excrement collecting device 100, outputting 4-20mA current signal and outputting the current signal into the PLC controller 1 and converting the current signal into digital signals through A/D, and providing pressure data of the gas channel for the monitoring control system; the vacuum sensor 6 is used for monitoring the vacuum value of the dirt box on the air transmission pipeline 101 of the excrement collecting device 100, mainly monitoring the vacuum value of the dirt box after vacuum pumping, outputting a 4-20mA current signal into the PLC 1 and converting the current signal into a digital signal through A/D (analog/digital) to provide vacuum value data for a monitoring control system, and judging whether the vacuum pumping operation monitoring function of the air transmission pipeline 101 is good and whether the vacuum pressure is normal according to the vacuum value data so as to judge whether the vacuum fault exists. The liquid level sensor 8 is used for monitoring the liquid level height of a sewage tank in the water conveying pipeline 102 of the excrement collecting device 100, early warning is carried out on the height of the sewage tank in the water conveying pipeline 102, and if the liquid level height exceeds a preset early warning height, the PLC sends alarm information to the signal alarm according to liquid level height data. Therefore, the PLC receives the monitoring data of the liquid level sensor and judges and gives out early warning, so that whether the blowdown valve installed on the water conveying pipeline 102 of the excrement collecting device 100 is normally opened or not and blowdown operation is carried out is monitored and judged in real time, the water pressure sensor 7 is used for monitoring the water pressure during flushing and blowdown, and whether the working signal of the flushing electromagnetic valve in the flushing process is good or not is judged normally according to the water pressure.

A vacuum buffer cavity 60 is arranged at the vacuum connecting end of the vacuum sensor 6, a vacuum input port 60a is arranged on one side opposite to the vacuum connecting end of the vacuum sensor 6, an air pipe 61 is connected to the vacuum input port 60a, the vacuum input port 60 of the vacuum buffer cavity 60 is communicated with an air pipe 101 of a passenger car excrement collecting device 100 through an air pipe 62, and the vacuum signal output end of the vacuum sensor 6 is electrically connected with the PLC; a vacuum pumping pipe 64 is further arranged on the vacuum buffer cavity 60, a vacuum solenoid valve 65 is arranged on the vacuum pumping pipe 64, and the vacuum solenoid valve 65 is electrically connected with the PLC; the vacuum input port 60a is connected with the air conveying pipe 61 through a flange 62; after the excrement collecting device 100 performs the sewage discharging operation, after the vacuum buffer cavity 60 collected on the air pipeline 101 of the passenger car excrement collecting device 100 performs the buffer storage, the PLC controller 1 drives and controls the vacuum solenoid valve 65 to be opened and closed, air in the vacuum buffer cavity 60 is pumped out along the vacuum exhaust pipe 64, so that the sewage gas in the vacuum buffer cavity 60 is discharged through the vacuum exhaust pipe 64, the purpose of rapidly discharging the sewage gas in the passenger car excrement collecting device 100 and achieving a vacuum state is achieved, whether the interior of the passenger car excrement collecting device reaches a vacuum state or not is rapidly detected, and whether the vacuum pressure is normal or not is rapidly detected, so that whether the passenger car excrement collecting device is in a vacuum fault or not is judged.

Be provided with filter 63 in gas-supply pipe 61 and between being close to passenger train collection device 100's gas-supply pipe 101, filter 63 includes both ends open-ended body 630 and sets up first filter screen 631 and the second filter screen 632 in the mouth department at body 630 both ends respectively, first filter screen 631 and second filter screen 632 are toper filter screen or arc filter screen, can effectively increase the area of contact of gas and debris granule, prevent that debris granule filter screen 632 from excessively piling up with the position formation, arouse the filter screen jam, set up the first filter screen 631 that stretches to the intracavity portion in input one side of body 600, set up the second filter screen 632 that stretches to outside the mouth of pipe on output one side of body 600, the input end threaded connection of first filter screen is on the input inner wall of body 630, the input threaded connection of second filter screen 632 is on the output inner wall of body 630, the outer wall threaded connection of body 600 is on the inner wall of gas-supply pipe 61, at this moment, the input outer wall of body 600 passes through the connecting pipe and connects on gas-supply pipeline 101, so as to carry out dismouting and maintenance, prevent that impurity particle from getting into vacuum buffer cavity 60 when preventing vacuum pumping through multilayer filtration, influence the vacuum pumping operation, be provided with catch water 50 on gas-supply pipeline 101 of passenger train collection device 100, pressure sensor 5 installs on catch water 50's delivery outlet, debris particle and the steam that flow through in the gas-supply pipeline 101 are filtered and are absorbed moisture content through catch water 50, make catch water, corrosive gas has been avoided and the formation acid-base material corrosion pressure sensor 5 of dissolving in steam, lead to the inaccurate condition of monitoring data, the accuracy of monitoring has been promoted.

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 decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.

Claims

1. The utility model provides a passenger train collection is just device monitoring control system which characterized in that: the monitoring control system comprises a PLC (programmable logic controller), a wireless transmission module, a touch display screen, a power module, a pressure sensor and a vacuum sensor which are connected to a gas pipeline of the passenger car excrement collecting device, and a water pressure sensor and a plurality of liquid level sensors which are connected to a water pipeline of the passenger car excrement collecting device, wherein the wireless transmission module, the touch display screen, the pressure sensor, the vacuum sensor, the water pressure sensor and the liquid level sensors are respectively connected with the PLC, and the power end of the wireless transmission module, the power end of the touch display screen, the power end of the pressure sensor, the power end of the vacuum sensor, the power end of the water pressure sensor, the power end of the liquid level sensors and the power end of the PLC are respectively connected with the power module.

2. The passenger car excrement collecting device monitoring and control system according to claim 1, wherein: the vacuum sensor is characterized in that a vacuum buffer cavity is arranged at the vacuum connecting end of the vacuum sensor, a vacuum input port is arranged on one side of the vacuum connecting end of the relative vacuum sensor, a gas pipe is connected to the vacuum input port, the vacuum input port of the vacuum buffer cavity is communicated with the gas pipe of the passenger car excrement collecting device through the gas pipe, and the vacuum signal output end of the vacuum sensor is electrically connected with the PLC.

3. A passenger vehicle excrement collecting device monitoring and control system according to claim 2, wherein: the vacuum input port is connected with the gas pipe through a flange, and a filter is arranged in the gas pipe and between the gas pipe and the gas pipe close to the passenger car excrement collecting device.

4. A passenger vehicle excrement collecting device monitoring and control system according to claim 3, wherein: the filter includes both ends open-ended body and sets up first filter screen and the second filter screen in the mouth department at body both ends respectively, sets up in input one side of body and stretches to the inside first filter screen of lumen, sets up in output one side of body and stretches to the second filter screen outside the mouth of pipe, the input end threaded connection of first filter screen is on the input inner wall of body, the input threaded connection of second filter screen is on the output inner wall of body, the outer wall threaded connection of body is on the inner wall of gas-supply pipe.

5. A passenger car excrement collecting device monitoring and control system according to claim 4, characterized in that: the first filter screen and the second filter screen are conical filter screens or arc filter screens.

6. A passenger vehicle excrement collecting device monitoring and control system according to claim 2, wherein: the vacuum buffer cavity is also provided with a vacuum exhaust pipe, the vacuum exhaust pipe is provided with a vacuum electromagnetic valve, and the vacuum electromagnetic valve is electrically connected with the PLC.

7. A passenger vehicle excrement collecting device monitoring and controlling system according to claim 1 or 2, wherein: a steam-water separator is arranged on a gas transmission pipeline of the passenger car excrement collecting device, and the pressure sensor is installed on an output port of the steam-water separator.

8. A passenger vehicle excrement collecting device monitoring and controlling system according to claim 1 or 2, wherein: the monitoring control system further comprises a signal alarm and a communication interface, the communication interface is one or more of a CAN bus interface, an RS232 interface, an RS485 interface, a USB interface and an aviation plug interface, and the PLC is in signal connection with the signal alarm.

9. The passenger car excrement collecting device monitoring and control system according to claim 1, wherein: the wireless transmission module is a LoRa module, a Zigbee communication module, a 5G, a 4G, a 3G or a 2G communication module.