CN214368081U - Pneumatic valve control system for train - Google Patents
Pneumatic valve control system for train Download PDFInfo
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- CN214368081U CN214368081U CN202120442044.5U CN202120442044U CN214368081U CN 214368081 U CN214368081 U CN 214368081U CN 202120442044 U CN202120442044 U CN 202120442044U CN 214368081 U CN214368081 U CN 214368081U
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- train
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Abstract
The utility model provides a pneumatic valve control system for a train, which relates to the technical field of train parts and comprises a control system body; the control system body comprises a controller, an air storage tank, an air compressor and a pneumatic electromagnetic valve; the pneumatic electromagnetic valve comprises a signal feedback module for feeding back a switch action signal of the pneumatic electromagnetic valve; the controller comprises a first signal receiving module for receiving signals of an external switch pneumatic electromagnetic valve and a second signal receiving module for receiving feedback signals of the switch action of the pneumatic electromagnetic valve; the gas reservoir includes a pressure sensor for detecting the pressure of the gas reservoir chamber. The system provides power for opening and closing the valve by utilizing the air pressure difference between the air storage tank and the air compressor, so that the overall working energy consumption of the electromagnetic valve is obviously reduced, and favorable conditions are created for the normal operation of other electric control devices of the fuel train. In addition, the opening and closing response time of the pneumatic electromagnetic valve is short, the response speed is greatly improved, and the working treatment efficiency of the electromagnetic valve under different situations is favorably improved.
Description
Technical Field
The utility model relates to the technical field of, especially, relate to a pneumatic valve control system for train.
Background
In the prior art, an electromagnetic valve for a fuel train usually adopts an electric valve. However, because the electric valve is usually powered by a power supply system of the fuel train, and because the electric valve actuator has high working energy consumption and slow response, and may cause adverse effects on the normal operation of other electric control devices of the fuel train in the process of opening and closing the electromagnetic valve, a pneumatic valve control system for the train is considered to be designed so as to apply the pneumatic valve to the fuel train.
SUMMERY OF THE UTILITY MODEL
Aiming at the technical problems, the utility model provides a pneumatic valve control system for a train,
in order to achieve the above purpose, the utility model adopts the following technical scheme:
the utility model provides a pneumatic valve control system for train, which comprises a control system body; the control system body comprises a controller, an air storage tank, an air compressor and a pneumatic electromagnetic valve; the pneumatic electromagnetic valve comprises a signal feedback module for feeding back a switch action signal of the pneumatic electromagnetic valve; the controller comprises a first signal receiving module for receiving signals of the pneumatic electromagnetic valve switched by the outside and a second signal receiving module for receiving feedback signals of the switching action of the pneumatic electromagnetic valve; the air storage tank comprises a pressure sensor for detecting the air pressure in the inner cavity of the air storage tank; the controller is electrically connected with the air storage tank, the air compressor and the pneumatic electromagnetic valve respectively; the air storage tank is electrically connected with the air compressor; the air storage tank is electrically connected with the pneumatic electromagnetic valve; the pressure sensor is electrically connected with the controller; the air compressor, the air storage tank and the electromagnetic valve are connected in sequence through pipelines.
Preferably, the control system body further comprises an analog-to-digital conversion module; the analog-to-digital conversion module is electrically connected with the controller; the analog-to-digital conversion module is used for converting analog signals monitored by a differential pressure sensor or a temperature sensor on the train tail gas processor into digital signals.
Preferably, the power supply conversion module is further included; the power supply conversion module is used for converting a power supply of the train into a working power supply of the control system body; the power conversion module is electrically connected with the control system body.
Preferably, the power conversion module further comprises a power monitoring module; the power supply monitoring module is electrically connected with a power supply of the train and the power supply conversion module respectively.
Preferably, the controller further comprises a signal isolation module, and the signal isolation module is electrically connected with the first signal receiving module.
The technical scheme has the following advantages or beneficial effects: the utility model provides a pneumatic valve control system for a train, which relates to the technical field of train parts and comprises a control system body; the control system body comprises a controller, an air storage tank, an air compressor and a pneumatic electromagnetic valve; the pneumatic electromagnetic valve comprises a signal feedback module for feeding back a switch action signal of the pneumatic electromagnetic valve; the controller comprises a first signal receiving module for receiving signals of an external switch pneumatic electromagnetic valve and a second signal receiving module for receiving feedback signals of the switch action of the pneumatic electromagnetic valve; the gas reservoir includes a pressure sensor for detecting the pressure of the gas reservoir chamber. The system provides power for opening and closing the valve by utilizing the air pressure difference between the air storage tank and the air compressor, so that the overall working energy consumption of the electromagnetic valve is obviously reduced, and favorable conditions are created for the normal operation of other electric control devices of the fuel train. In addition, the opening and closing response time of the pneumatic electromagnetic valve is short, the response speed is greatly improved, and the working treatment efficiency of the electromagnetic valve under different situations is favorably improved.
Drawings
The invention and its features, aspects and advantages will become more apparent from a reading of the following detailed description of non-limiting embodiments with reference to the attached drawings. Like reference symbols in the various drawings indicate like elements. The drawings are not intended to be drawn to scale, emphasis instead being placed upon illustrating the principles of the invention.
Fig. 1 is a schematic structural diagram of a pneumatic valve control system for a train, which is provided in embodiment 1 of the present invention.
Detailed Description
The present invention will be further described with reference to the accompanying drawings and specific examples, which should not be construed as limiting the invention.
Example 1:
the pneumatic valve control system for the train provided by the embodiment 1 of the utility model can be understood by referring to fig. 1, and comprises a control system body 1; the control system body 1 comprises a controller 2, an air storage tank 3, an air compressor 4 and a pneumatic solenoid valve 5; the pneumatic electromagnetic valve 5 comprises a signal feedback module 51 for feeding back a switch action signal of the pneumatic electromagnetic valve 5; the controller 2 comprises a first signal receiving module 21 for receiving signals of an external switch pneumatic electromagnetic valve 5 and a second signal receiving module 22 for receiving feedback signals of the switch action of the pneumatic electromagnetic valve 5; the air storage tank 3 comprises a pressure sensor 31 for detecting the air pressure in the inner cavity of the air storage tank 3; the controller 2 is respectively electrically connected with the air storage tank 3, the air compressor 4 and the pneumatic electromagnetic valve 5; the air storage tank 3 is electrically connected with the air compressor 4; the air storage tank 3 is electrically connected with the pneumatic electromagnetic valve 5; the pressure sensor 31 is electrically connected with the controller 2; the air compressor 4, the air storage tank 3 and the electromagnetic valve are connected in sequence through pipelines.
The embodiment 1 provides a pneumatic valve control system for train when implementing, pressure sensor and analog-to-digital conversion module electric connection, the atmospheric pressure of 3 inner chambers of pressure sensor 31 real-time detection gas holders, and give controller 2 with atmospheric pressure data transmission, controller 2 adjusts the gas output of air compressor machine 4 according to received atmospheric pressure data, make the atmospheric pressure value in the gas holder 3 stable at predetermineeing the pressure range, when first signal reception module 21 received the signal that opens or close pneumatic solenoid valve 5 that the external world sent, controller 2 controls gas holder 3 and provides certain atmospheric pressure in order to realize pneumatic solenoid valve 5's switching to pneumatic solenoid valve 5. After the pneumatic solenoid valve 5 is opened or closed, the signal feedback module 51 in the pneumatic solenoid valve 5 transmits the opening or closing signal of the pneumatic solenoid valve 5 to the second signal receiving module 22 to confirm whether the pneumatic solenoid valve 5 executes the instruction correctly, so that the reliability of the system is improved. Compared with the traditional electric valve control system, the system provides power for opening and closing the valve by utilizing the air pressure difference between the air storage tank 3 and the air compressor 4, the overall working energy consumption of the electromagnetic valve is obviously reduced, and favorable conditions are created for the normal operation of other electric control devices of the fuel train. In addition, the opening and closing response time of the pneumatic electromagnetic valve 5 is short, the response speed is greatly improved, and the working processing efficiency of the electromagnetic valve under different situations is favorably improved.
Preferably, referring to fig. 1, in the pneumatic valve control system for a train provided in embodiment 1 of the present invention, the control system body 1 further includes an analog-to-digital conversion module 6; the analog-to-digital conversion module 6 is electrically connected with the controller 2; the analog-to-digital conversion module 6 is used for converting analog signals monitored by a differential pressure sensor or a temperature sensor on the train tail gas processor into digital signals.
Considering that when the pneumatic solenoid valve 5 is applied to a pipeline where a train tail gas processor is located, whether the pneumatic solenoid valve 5 is opened or closed to control the opening and closing of the pipeline where the train tail gas processor is located is mainly judged according to the real-time operation condition of an engine, whether the working state of the tail gas processor is normal or not is judged according to the pressure difference or temperature of the pipeline where the tail gas processor is located, whether maintenance is needed or not, and the like, the pneumatic valve control system for the train is further provided with an analog-to-digital conversion module 6, when the pneumatic solenoid valve 5 is applied to the pipeline where the train tail gas processor is located, a pressure difference sensor or a temperature sensor on the train tail gas processor transmits the detected pressure difference or temperature of the pipeline where the train tail gas processor is located to the analog-to-digital conversion module 6, the analog-to-digital conversion module 6 converts the analog signal into a digital signal, and transmits the digital signal to the controller 2, when the pressure difference and the temperature of the pipeline where the train tail gas processor is located are abnormal, the controller 2 controls the pneumatic electromagnetic valve 5 of the pipeline where the controller is located to close the pipeline so as to stop using the train tail gas processor and overhaul the train tail gas processor.
The pneumatic valve control system for the train provided in embodiment 1 of the present invention preferably, referring to fig. 1, further includes a power conversion module 7; the power supply conversion module 7 is used for converting a power supply of the train into a working power supply of the control system body 1; the power conversion module 7 is electrically connected with the control system body 1.
Preferably, referring to fig. 1, in the pneumatic valve control system for a train provided in embodiment 1 of the present invention, the power conversion module 7 further includes a power monitoring module 71; the power supply monitoring module 71 is electrically connected to the power supply of the train and the power supply conversion module 7, respectively.
The power supply conversion module 7 can detect the normal operation of the power supply system and send out alarm information when the power supply system of the pneumatic valve control system for the train fails so as to ensure the perfect monitoring of the power supply system. The power monitoring module 71 will also generally have a memory function, and will record the time and the effective parameters thereof, so as to allow the relevant staff and maintenance to perform correct analysis, and will provide an effective and reliable basis when the pneumatic valve control system for train malfunctions.
Further, the embodiment 1 of the present invention provides a pneumatic valve control system for train, referring to fig. 1, the controller 2 further includes a signal isolation module 23, and the signal isolation module 23 is electrically connected to the first signal receiving module 21.
The signal isolation module 23 can isolate the interfering electromagnetic waves when the train transmits signals to the first signal receiving module 21, so as to ensure the timeliness and accuracy of signal processing of the controller 2.
The preferred embodiments of the present invention have been described; it is to be understood that the invention is not limited to the particular embodiments described above, and that devices and structures not described in detail are understood to be implemented in a manner common in the art; the skilled person in the art, without affecting the essence of the invention, may make numerous possible variations and modifications, or may modify equivalent embodiments, without departing from the technical solution of the invention; therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention all still fall within the protection scope of the technical solution of the present invention, where the technical entity does not depart from the content of the technical solution of the present invention.
Claims (5)
1. A pneumatic valve control system for a train comprises a control system body; the control system is characterized in that the control system body comprises a controller, an air storage tank, an air compressor and a pneumatic electromagnetic valve; the pneumatic electromagnetic valve comprises a signal feedback module for feeding back a switch action signal of the pneumatic electromagnetic valve; the controller comprises a first signal receiving module for receiving signals of the pneumatic electromagnetic valve switched by the outside and a second signal receiving module for receiving feedback signals of the switching action of the pneumatic electromagnetic valve; the air storage tank comprises a pressure sensor for detecting the air pressure in the inner cavity of the air storage tank; the controller is electrically connected with the air storage tank, the air compressor and the pneumatic electromagnetic valve respectively; the air storage tank is electrically connected with the air compressor; the air storage tank is electrically connected with the pneumatic electromagnetic valve; the pressure sensor is electrically connected with the controller; the air compressor, the air storage tank and the electromagnetic valve are connected in sequence through pipelines.
2. The pneumatic valve control system for trains of claim 1, wherein the control system body further includes an analog to digital conversion module; the analog-to-digital conversion module is electrically connected with the controller; the analog-to-digital conversion module is used for converting analog signals monitored by a differential pressure sensor, a temperature sensor or a pressure sensor on the train tail gas processor into digital signals.
3. The pneumatic valve control system for trains of claim 1, further comprising a power conversion module; the power supply conversion module is used for converting a power supply of the train into a working power supply of the control system body; the power conversion module is electrically connected with the control system body.
4. The pneumatic valve control system for trains of claim 3, wherein said power conversion module further comprises a power monitoring module; the power supply monitoring module is electrically connected with a power supply of the train and the power supply conversion module respectively.
5. The pneumatic valve control system for a train of claim 1, wherein the controller further comprises a signal isolation module electrically connected to the first signal receiving module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120442044.5U CN214368081U (en) | 2021-03-01 | 2021-03-01 | Pneumatic valve control system for train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120442044.5U CN214368081U (en) | 2021-03-01 | 2021-03-01 | Pneumatic valve control system for train |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214368081U true CN214368081U (en) | 2021-10-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120442044.5U Active CN214368081U (en) | 2021-03-01 | 2021-03-01 | Pneumatic valve control system for train |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214368081U (en) |
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2021
- 2021-03-01 CN CN202120442044.5U patent/CN214368081U/en active Active
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