WO2017219795A1

WO2017219795A1 - Centralized control circuit for pneumatic current collector

Info

Publication number: WO2017219795A1
Application number: PCT/CN2017/084558
Authority: WO
Inventors: 陈松辉; 丁朝奉; 赵维恒; 张爱平; 卢庆; 郭俊; 葛莲; 易小青; 高波
Original assignee: 中车南京浦镇车辆有限公司
Priority date: 2016-06-23
Filing date: 2017-05-16
Publication date: 2017-12-28
Also published as: CN106114235A; CN106114235B

Abstract

A centralized control circuit for a pneumatic current collector, comprising raising/lowering instruction circuits connected in series in a cab and each compartment, interlocking circuits independently arranged in each compartment, and execution circuits independently arranged in each compartment. After the raising/lowering instruction circuit sends a raising/lowering instruction, the interlocking circuit in each compartment executes a corresponding action, and then the execution circuit in each compartment executes a corresponding raising or lowering action. By means of the present invention, the cab and all the compartments can be synchronously raised or lowered by controlling a pneumatic current collector raising button CSCPB and a pneumatic current collector lowering button CSOPB in a cab, thereby implementing the centralized control of the pneumatic current collector so that the operation of a driver is simplified, and the control is synchronized and unified.

Description

Pneumatic receiver centralized control circuit

Technical field

The invention relates to a centralized control circuit for a pneumatic receiver, and belongs to the technical field of electrical control of urban rail vehicles.

Background technique

The pneumatic receiver is widely used in the three-track vehicle project. The pneumatic receiver is driven by the pneumatic circuit controlled by the solenoid valve. By controlling the solenoid valve, the lifting control of the pneumatic receiver can be realized.

The three-track vehicle has more compartments, and each compartment has a pneumatic receiver. The number of pneumatic receivers is large. The corresponding number of pneumatic receiver control buttons are installed in the driver's cab, which is troublesome for the driver.

Summary of the invention

In order to solve the above problems, the present invention discloses a centralized control circuit for a pneumatic receiver, and the pneumatic receiver control circuit of the present invention can satisfy the driver's centralized control of the pneumatic receiver and facilitate the operation of the driver. The plan is as follows:

Pneumatic current collector centralized control circuit, the centralized control circuit is installed in a three-track vehicle, the three-track vehicle includes a cab and a plurality of cars, and the centralized control circuit includes a lifting command circuit connected in series in the driver's cab and each of the cars An interlock circuit that is independently disposed in each of the cars and an execution circuit that is independently disposed in each of the cars.

After the lifting command circuit issues a lifting command, the interlocking circuit in each of the cars performs a corresponding action, and then the execution circuit in each of the cars issues a corresponding action, and controls the rise or fall of the receiver,

The lifting command circuit includes a cab activation relay COR, a pneumatic receiver up button CSCPB, a pneumatic receiver down button CSOPB, and a pneumatic receiver rise train line passing through the cab and each compartment. Pneumatic receiver down train line,

The pneumatic receiver riser button CSCPB is connected in the pneumatic receiver rise train line, and controls the pneumatic receiver to raise or close the train line power.

The pneumatic receiver down button CSOPB is connected in the pneumatic receiver down train line and controls the pneumatic receiver to reduce the power line on or off.

The pneumatic receiver rise train line and the pneumatic flow reducer train line are connected in parallel, and the driver chamber activation relay COR is connected in series with the pneumatic receiver rise train line and the pneumatic flow reducer train line;

The interlock circuit includes a pneumatic receiver riser CSCR and a pneumatic receiver reducer CSOR.

The pneumatic receiver riser CSCR is connected in a chain wire drawn from a pneumatic receiver riser train line between the pneumatic receiver riser button CSCPB and the cabin, and the interlocking pneumatic receiver reducer relay CSOR in the interlock circuit Normally closed contact,

The pneumatic flow reducer relay CSOR is connected in a chain wire drawn from a pneumatic receiver reducer button CSOPB and a pneumatic receiver riser train line between the cars, the interlocking pneumatic receiver riser CSCR in the interlock circuit Normally closed contact;

The execution circuit includes a pneumatic receiver lift solenoid valve CSCMV and a pneumatic receiver reduce solenoid valve CSOMV, a pneumatic receiver lift solenoid valve CSCMV and a pneumatic receiver reduce solenoid valve CSOMV of the execution circuit in each compartment. Parallel connection On the interlock circuit in the corresponding compartment,

The pneumatic receiver riser solenoid valve CSCMV is connected in series with the normally closed contact of the pneumatic receiver riser CSCR, and the pneumatic receiver reducer solenoid valve CSOMV is connected in series with the normally closed contact of the pneumatic receiver reducer CSOR.

Each of the interlocking circuits is further provided with an isolating diode D2 for preventing the surge voltage of the pneumatic receiver rising relay CSCR from interfering with the pneumatic receiver rising train line, and a surge for preventing the pneumatic receiver from dropping the relay CSOR The voltage interferes with the isolation diode D1 of the pneumatic receiver to reduce the train line signal.

The isolation diode D1 is connected in series with a normally closed contact of a pneumatic receiver reducer CSOR and a pneumatic receiver riser CSCR.

The isolation diode D2 is in series with a normally closed contact of a pneumatic receiver riser CSCR and a pneumatic receiver reducer CSOR.

The execution circuits in each of the cars are respectively connected to a power source, and a current collector circuit breaker CSCB is connected in series between the power source and the corresponding execution circuit.

The cab activator COR is connected to a power source, and the receiver breaker CSCB is connected in series between the cab activator COR and the power source.

The working principle of the invention is:

According to the present invention, the interlock circuit is connected to the pneumatic receiver riser train line and the pneumatic receiver down train line by connecting the interlock circuits in each of the cars, and the interlock circuit is also connected to the pneumatic receiver rise train line. And the pneumatic receiver reduces the train line, so that only one pneumatic receiver riser button CSCPB or pneumatic receiver down button CSOPB in the driver's cab can be controlled to achieve simultaneous rise or fall of all the receivers.

Switch on the cab activation relay COR, press the pneumatic receiver rise button CSCPB, the pneumatic receiver rises the train line to energize, activates the pneumatic receiver rise relay CSCR, its normally open contact closes, and activates the pneumatic receiver The solenoid valve CSCMV is lifted, the lift air passage is turned on, and the flow receiver is raised;

Switch on the driver's cab activation relay COR, press the pneumatic receiver down button CSOPB, the pneumatic receiver lowers the train line to energize, activate the pneumatic receiver reduce relay CSOR, its normally open contact closes, and activates the pneumatic receiver Lower the solenoid valve CSOMV, the lower boots airway is turned on, and the receiver is lowered.

If the pneumatic receiver riser CSCR is activated, its normally closed contact is opened, and the pneumatic receiver reducer CSOR is cut off to prevent the simultaneous lowering operation;

If the pneumatic receiver reducer CSOR is activated, its normally closed contact is disconnected, and the pneumatic receiver riser CSCR is cut off to prevent the simultaneous lifting operation; the interlocking effect is achieved.

The beneficial effects of the invention are:

According to the invention, the synchronous rise or fall of all the flow receivers can be realized by controlling the pneumatic flow receiver up button CSCPB and the pneumatic receiver down button CSOPB in the driver's cab, thereby realizing centralized control of the pneumatic receiver, and the driver operation is more Simple, control and synchronization.

DRAWINGS

Figure 1 is a schematic view showing the circuit connection of the present invention,

The dotted line frame 1 in the figure indicates the lifting command circuit, the dotted line frame 2 indicates the interlock circuit, and the dotted line frame 3 indicates the execution circuit.

detailed description

The invention will be further elucidated with reference to the drawings and specific embodiments. It is to be understood that the following detailed description is not to be construed as limiting the invention.

As can be seen from the accompanying drawings, the present pneumatic receiver has a centralized control circuit installed in a three-track vehicle, the three-track vehicle including a cab and a plurality of compartments, the centralized control circuit including a series in the driver's cab and each a lifting command circuit in the vehicle compartment, an interlocking circuit independently disposed in each of the cars, and an execution circuit independently disposed in each of the cars, and the interlocking circuit in each of the cars occurs after the lifting command circuit issues a lifting command Corresponding actions, then the execution circuit in each car emits a corresponding action and controls the ascending or descending action of the receiver. According to the present invention, a lifting command circuit is connected to the driver's cab and all the cars, and the interlocking circuit and the executing circuit in all the cars can be controlled by a lifting command circuit, thereby achieving centralized control, simpler control and easy operation.

The lifting command circuit includes a cab activation relay COR, a pneumatic receiver up button CSCPB, a pneumatic receiver down button CSOPB, and a pneumatic receiver rise train line passing through the cab and each compartment. a pneumatic flow reducer down train line, the pneumatic receiver riser button CSCPB is connected in the pneumatic receiver rise train line, and controls the pneumatic receiver to raise or close the train line power supply, the pneumatic flow receiving The down button CSOPB is connected in the pneumatic feeder to lower the train line, and controls the pneumatic receiver to lower or close the train line power supply. The pneumatic receiver rise button CSCPB controls the pneumatic receiver to raise the train line and the power supply. On or off, the pneumatic receiver down button CSOPB controls the pneumatic receiver to lower the train line and power on or off.

The pneumatic receiver rise train line and the pneumatic flow reducer train line are connected in parallel, and the cab activation relay COR is connected in series with the pneumatic receiver rise train line and the pneumatic receiver down train line; the cab activation relay COR After being switched on, the pneumatic receiver rise button CSCPB and the pneumatic receiver down button CSOPB are energized, and the pneumatically received pneumatic lift button CSCPB and the pneumatic receiver down button CSOPB can control the pneumatic receiver rise train. Lines and pneumatic receivers reduce or de-energize the train line.

The interlock circuit includes a pneumatic receiver riser CSCR and a pneumatic receiver down relay CSOR, the pneumatic receiver riser CSCR is connected to a pneumatic receiver between the pneumatic receiver riser button CSCPB and the compartment In the interlocking wire drawn from the train line, the interlocking contact of the pneumatic receiver reducer CSOR in the interlock circuit is connected; the pneumatic receiver reducer CSOR is connected between the pneumatic receiver reducer button CSOPB and the compartment The pneumatic current-carrying device is connected to the chain wire drawn from the train line, and the interlocking contact of the serial-type pneumatic receiver rises the relay CSCR in the chain circuit. When the pneumatic receiver riser CSCR is activated, its normally closed contact is disconnected, the pneumatic receiver reducer CSOR is cut off to prevent the simultaneous operation of the lowering shoe; when the pneumatic receiver reducer CSOR is activated, it is normally closed. The contact is disconnected, the pneumatic current regulator rise relay CSCR is cut off to prevent the lifting operation from being performed at the same time; the interlock control effect is achieved.

The execution circuit comprises a pneumatic receiver lift solenoid valve CSCMV and a pneumatic receiver reduce solenoid valve CSOMV, and the pneumatic receiver riser solenoid valve CSCMV and the pneumatic receiver reduce solenoid valve CSOMV of the execution circuit in the driver's cab are connected in parallel. In the interlock circuit of the driver's cab, the pneumatic receiver riser solenoid valve CSCMV and the pneumatic receiver reducer solenoid valve CSOMV of the execution circuit in each of the compartments are connected in parallel to the interlock circuit in the corresponding compartment; The pneumatic receiver riser solenoid valve CSCMV is connected in series with the normally closed contact of the pneumatic receiver riser CSCR; the pneumatic receiver reducer solenoid valve CSOMV is connected in series with the normally closed contact of the pneumatic receiver reducer CSOR.

The isolation diode D1 and the pneumatic receiver reduce relay CSOR and the pneumatic receiver rise relay CSCR often The closed contact is connected in series; the isolation diode D2 is connected in series with the normally closed contact of the pneumatic receiver riser CSCR and the pneumatic receiver reducer CSOR, and this connection relationship can realize the function of the isolation diode D1 and the isolation diode D2.

The execution circuits in each of the cars are respectively connected to a power source, and a current collector circuit breaker CSCB is connected in series between the power source and the corresponding execution circuit. The current-carrying circuit breaker CSCB protects the circuit. When the voltage or current is too large, the current-carrying circuit breaker CSCB can be protected from power-off.

The cab activator COR is connected to a power source, and the receiver breaker CSCB is connected in series between the cab activator COR and the power source. The cab actuator COR control power supply is connected to the pneumatic receiver rise button CSCPB and the pneumatic receiver down button CSOPB, and is also short-circuit protected by the receiver circuit breaker CSCB.

The technical means disclosed in the solution of the present invention is not limited to the technical means disclosed by the above technical means, and includes a technical solution composed of any combination of the above technical features.

In view of the above-described embodiments of the present invention, various changes and modifications may be made by those skilled in the art without departing from the scope of the invention. The technical scope of the present invention is not limited to the contents of the specification, and the technical scope thereof must be determined according to the scope of the claims.

Claims

Pneumatic current collector centralized control circuit, the centralized control circuit is installed in a three-track vehicle, the three-track vehicle includes a plurality of cars, wherein the centralized control circuit comprises a lifting command circuit connected in series in the driver's cab and each of the cars An interlock circuit that is independently disposed in each of the cars and an execution circuit that is independently disposed in each of the cars.

After the lifting command circuit issues a lifting command, the interlocking circuit in each of the cars performs a corresponding action, and then the execution circuit in each of the cars issues a corresponding action, and controls the rise or fall of the receiver,

The lifting command circuit includes a cab activation relay COR, a pneumatic receiver up button CSCPB, a pneumatic receiver down button CSOPB, and a pneumatic receiver rise train line passing through the cab and each compartment. Pneumatic receiver down train line,

The pneumatic receiver riser button CSCPB is connected in the pneumatic receiver rise train line, and controls the pneumatic receiver to raise or close the train line power.

The pneumatic receiver down button CSOPB is connected in the pneumatic receiver down train line and controls the pneumatic receiver to reduce the power line on or off.

The pneumatic receiver rise train line and the pneumatic flow reducer train line are connected in parallel, and the driver chamber activation relay COR is connected in series with the pneumatic receiver rise train line and the pneumatic flow reducer train line;

The interlock circuit includes a pneumatic receiver riser CSCR and a pneumatic receiver reducer CSOR.

The pneumatic receiver riser CSCR is connected in a chain wire drawn from a pneumatic receiver riser train line between the pneumatic receiver riser button CSCPB and the cabin, and the interlocking pneumatic receiver reducer relay CSOR in the interlock circuit Normally closed contact,

The pneumatic flow reducer relay CSOR is connected in a chain wire drawn from a pneumatic receiver reducer button CSOPB and a pneumatic receiver riser train line between the cars, the interlocking pneumatic receiver riser CSCR in the interlock circuit Normally closed contact;

The execution circuit includes a pneumatic receiver lift solenoid valve CSCMV and a pneumatic receiver reduce solenoid valve CSOMV, a pneumatic receiver lift solenoid valve CSCMV and a pneumatic receiver reduce solenoid valve CSOMV of the execution circuit in each compartment. Connected in parallel to the interlock circuit in the corresponding compartment,

The pneumatic receiver riser solenoid valve CSCMV is connected in series with the normally closed contact of the pneumatic receiver riser CSCR, and the pneumatic receiver reducer solenoid valve CSOMV is connected in series with the normally closed contact of the pneumatic receiver reducer CSOR.
A pneumatic receiver centralized control circuit according to claim 1, wherein each of said interlock circuits is further provided with a surge voltage for preventing a pneumatic receiver riser CSCR from interfering with a pneumatic receiver to rise the train line. The isolation diode D2, and the isolation diode D1 for preventing the surge voltage of the pneumatic current reducer relay CSOR from interfering with the pneumatic receiver to reduce the train line signal.
A pneumatic receiver centralized control circuit according to claim 2, wherein said isolating diode D1 is connected in series with a normally closed contact of a pneumatic receiver reducer CSOR and a pneumatic receiver riser CSCR.

The isolation diode D2 is in series with a normally closed contact of a pneumatic receiver riser CSCR and a pneumatic receiver reducer CSOR.
A pneumatic receiver centralized control circuit according to claim 1, wherein said execution circuits in each of said cars are respectively connected to a power source, and a current collector circuit breaker CSCB is connected in series between the power source and the corresponding execution circuit.
A pneumatic receiver centralized control circuit according to claim 4, wherein said cab activation relay COR is connected to a power source, said receiver breaker CSCB being connected in series between the cab activator COR and the power source.