CN219237010U - Intelligent monitoring device for pressure of main air cylinder of locomotive and rail car - Google Patents
Intelligent monitoring device for pressure of main air cylinder of locomotive and rail car Download PDFInfo
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- CN219237010U CN219237010U CN202320251123.7U CN202320251123U CN219237010U CN 219237010 U CN219237010 U CN 219237010U CN 202320251123 U CN202320251123 U CN 202320251123U CN 219237010 U CN219237010 U CN 219237010U
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- pressure switch
- locomotive
- alarm device
- power supply
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Abstract
The utility model discloses an intelligent monitoring device for the total air cylinder pressure of locomotives and rail cars, which comprises: the three-way valve is arranged on a main air cylinder pipeline of a locomotive or a rail car, the pressure switch is connected with the three-way valve through an air pipe, the alarm device is arranged in an operation chamber of the locomotive or the rail car, the alarm device is electrically connected with the pressure switch, and the pressure switch can convert a pressure signal into an electric signal and transmit the electric signal to the alarm device; the power supply, the pressure switch and the alarm device are sequentially connected to form a circuit loop, and an air circuit breaker is arranged between the pressure switch and the power supply. When the total air cylinder pressure of the locomotive and the rail car is too low, the utility model can prompt an operator to find problems in time, reduce the working strength of the operator and reduce the running safety risk.
Description
Technical Field
The utility model belongs to the technical field of railways, and particularly relates to an intelligent monitoring device for the total reservoir pressure of a locomotive and a rail car.
Background
Because of the limitation of subway and railway construction conditions, the large ramp and high-slope land sections are more and more, and great potential safety hazards are brought to the driving safety of locomotives and rail cars. Under normal conditions, pressure parameters of a locomotive and a rail car braking system are displayed by adopting pointer meters, drivers and passengers pay attention to the external operation environment at any time when needed, and observe the operation condition of equipment, so that the working intensity of crews is increased, and if the wind source and a control device are failed, the total wind cylinder pressure is too low, and the crews cannot find the conditions in time, the train is easy to put accidents.
Disclosure of Invention
The utility model aims to overcome the defects in the prior art, and provides an intelligent monitoring device for the total air cylinder pressure of a locomotive and a rail car, which can prompt an operator to find problems in time when the total air cylinder pressure of the locomotive and the rail car is too low, reduce the working strength of the operator and reduce the running safety risk.
In order to achieve the above purpose, the technical scheme adopted by the utility model is to provide an intelligent monitoring device for the total reservoir pressure of locomotives and rail cars, which comprises the following specific components: the three-way valve is arranged on a main air cylinder pipeline of a locomotive or a rail car, the pressure switch is connected with the three-way valve through an air pipe, the alarm device is arranged in an operation chamber of the locomotive or the rail car, the alarm device is electrically connected with the pressure switch, and the pressure switch can convert a pressure signal into an electric signal and transmit the electric signal to the alarm device;
the power supply, the pressure switch and the alarm device are sequentially connected to form a circuit loop, and an air circuit breaker is arranged between the pressure switch and the power supply.
Further, two ends of the three-way valve are connected with a main air cylinder pipeline of the locomotive and the rail car, and the remaining end is connected with the pressure switch.
Further, a cut-off plug door is arranged on the air pipe.
Further, the alarm device is an alarm horn.
Further, the power supply is connected with the power supply of the locomotive and the rail car.
Further, the power supply, the pressure switch and the alarm device are connected through wires.
Compared with the prior art, the utility model has the following advantages:
1. the utility model effectively solves the potential safety hazard of driving caused by the fact that the total air cylinder pressure is too low after the wind source and the control device are failed in the running process of the engineering transportation locomotive and the railway vehicle, and drivers and passengers find the air source and the control device not timely.
2. The utility model reduces the labor intensity of locomotive and rail car operators, is convenient for the operators to concentrate on the operation, can prompt the operators to deal with the abnormality in time, and improves the driving safety.
3. According to the utility model, the air duct is conveniently cut off by arranging the cut-off plug door on the air duct, so that the intelligent monitoring device for the total air cylinder pressure is maintained; an air circuit breaker is arranged on a circuit of the intelligent monitoring device for the total air cylinder pressure so as to protect circuits of locomotives and rail cars connected with the air circuit breaker from being affected.
The utility model is described in further detail below with reference to the drawings and examples.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Reference numerals illustrate:
1-a three-way valve; 2-a pressure switch; 3-a cut-off plug door;
4-an alarm device; 5-an air circuit breaker; 6, an air pipe;
7-power supply.
Detailed Description
Embodiments of the present utility model will be described in more detail below with reference to the accompanying drawings. While the utility model is susceptible of embodiment in the drawings, it is to be understood that the utility model may be embodied in various forms and should not be construed as limited to the embodiments set forth herein, but rather are provided to provide a more thorough and complete understanding of the utility model. It should be understood that the drawings and embodiments of the utility model are for illustration purposes only and are not intended to limit the scope of the present utility model.
It should be noted that, in the case of no conflict, the embodiments and features in the embodiments may be combined with each other. The utility model will be described in detail below with reference to the drawings in connection with embodiments.
As shown in fig. 1, the utility model provides an intelligent monitoring device for the total reservoir pressure of locomotives and rail cars, comprising: the three-way valve 1, the pressure switch 2, the alarm device 4 and the power supply 7, the three-way valve 1 is arranged on a main air cylinder pipeline of a locomotive or a rail car, the pressure switch 2 is connected with the three-way valve 1 through an air pipe 6, the pressure switch 2 is a pressure relay special for the railway locomotive, and the specific model is a pressure regulator 5-16 type and can be used for monitoring gas pressure. The diameter of the air pipe 6 is 10mm, and the alarm device 4 is arranged in an operation room of a locomotive or a railway car so that when an alarm is needed, a clear alarm prompt can be sent to an operator, and the alarm device 4 is electrically connected with the pressure switch 2 and the pressure switch 2 can convert a pressure signal into an electric signal and transmit the electric signal to the alarm device 4.
The power supply 7 the pressure switch 2 and the alarm device 4 are connected in sequence and form a circuit loop, an air circuit breaker 5 is arranged between the pressure switch 2 and the power supply 7, the air circuit breaker 5 is a single-opening air circuit breaker, the air circuit breaker 5 not only can control the power on and the power off of the circuit loop, but also can protect other circuits of a locomotive and a railcar from being influenced when the circuit of the intelligent monitoring device for the total reservoir pressure of the locomotive and the railcar breaks down.
Specifically, the two ends of the three-way valve 1 are connected with the main air cylinder pipeline of the locomotive and the railcar, the remaining one end is connected with the pressure switch 2, the pressure switch 2 is connected into the main air cylinder pipeline of the locomotive and the railcar through the three-way valve 1, so that the intelligent monitoring device for the pressure of the main air cylinder does not change the functions of the original braking systems of the locomotive and the railcar, gas in the main air cylinder pipeline of the locomotive and the railcar acts on the pressure sensor in the pressure switch 2 through the three-way valve 1, an alarm threshold value is preset in the pressure switch 2, when the pressure of the gas in the pipeline is lower than the preset alarm threshold value, the pressure switch 2 is connected with an electric contact, and an electric signal is output to control the alarm device 4 to be started.
As shown in fig. 1, the air duct 6 is provided with a cut-off plug door 3, when the pressure switch 2 fails, the cut-off plug door 3 is closed, and an air path is cut off, so that the normal operation of a locomotive and a railway car is not affected when the pressure switch 2 is maintained.
The alarm device 4 is an alarm horn, and the alarm horn has a recording and playing function, and can record reminding voice in advance, such as prompting 'total air cylinder pressure abnormality'.
The power supply 7 is connected with the power supply of the locomotive and the rail car, an external power supply is not needed, the power supply to the total air cylinder pressure monitoring device of the locomotive and the rail car is facilitated, and meanwhile the power supply stability is improved.
The power supply 7, the pressure switch 2 and the alarm device 4 are connected through wires, and the wires are made of waterproof and oil-corrosion-resistant sheath wires.
The working principle of the utility model is as follows:
the gas on the main reservoir pipeline of locomotive, railcar acts on the pressure sensor in the pressure switch 2 from three-way valve 1, establish alarm threshold in the pressure switch 2, when pressure sensor sensed that gas pressure is less than 730KPa, switch-on electrical contact, pressure switch 2 will electric signal transmission for alarm loudspeaker, alarm loudspeaker installs in locomotive, railcar's operating chamber, sends voice prompt to the operator, and suggestion "main reservoir pressure is unusual", in order to can in time discover the problem that main reservoir pressure is too low, greatly reduced accident potential. In the normal driving process, an operator does not need to stare at the operation equipment, so that the operator can concentrate on the operation and the driving safety is improved.
The foregoing description is only a preferred embodiment of the present utility model, and is not intended to limit the present utility model, and any simple modification, variation and equivalent structural transformation of the above embodiment according to the technical substance of the present utility model still fall within the scope of the technical solution of the present utility model.
Claims (6)
1. An intelligent monitoring device for the pressure of a main air cylinder of a locomotive or a rail car, which is characterized by comprising: the three-way valve (1), the pressure switch (2), the alarm device (4) and the power supply (7), wherein the three-way valve (1) is arranged on a main air cylinder pipeline of a locomotive or a rail car, the pressure switch (2) is connected with the three-way valve (1) through an air pipe (6), the alarm device (4) is arranged in an operating room of the locomotive or the rail car, the alarm device (4) is electrically connected with the pressure switch (2), and the pressure switch (2) can convert a pressure signal into an electric signal and transmit the electric signal to the alarm device (4);
the power supply (7), the pressure switch (2) and the alarm device (4) are sequentially connected to form a circuit loop, and an air circuit breaker (5) is arranged between the pressure switch (2) and the power supply (7).
2. An intelligent monitoring device for the total reservoir pressure of locomotives and railcars according to claim 1, characterized in that two ends of the three-way valve (1) are connected with the total reservoir pipeline of the locomotives and railcars, and the remaining end is connected with the pressure switch (2).
3. An intelligent monitoring device for the total reservoir pressure of locomotives and railway vehicles according to claim 1 or 2, characterized in that a cut-off plug door (3) is arranged on the air duct (6).
4. An intelligent monitoring device for the total reservoir pressure of locomotives and railway vehicles according to claim 1 or 2, characterized in that the alarm device (4) is an alarm horn.
5. An intelligent monitoring device for total reservoir pressure of locomotives and railway vehicles according to claim 4, characterized in that said power supply (7) is connected with the power supply of locomotives and railway vehicles.
6. An intelligent monitoring device for the total reservoir pressure of locomotives and railway cars according to claim 5, characterized in that said power supply (7), said pressure switch (2) and said alarm device (4) are connected by electric wires.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320251123.7U CN219237010U (en) | 2023-02-17 | 2023-02-17 | Intelligent monitoring device for pressure of main air cylinder of locomotive and rail car |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202320251123.7U CN219237010U (en) | 2023-02-17 | 2023-02-17 | Intelligent monitoring device for pressure of main air cylinder of locomotive and rail car |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219237010U true CN219237010U (en) | 2023-06-23 |
Family
ID=86843207
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202320251123.7U Active CN219237010U (en) | 2023-02-17 | 2023-02-17 | Intelligent monitoring device for pressure of main air cylinder of locomotive and rail car |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219237010U (en) |
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2023
- 2023-02-17 CN CN202320251123.7U patent/CN219237010U/en active Active
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