CN214138251U

CN214138251U - Improved device capable of multifunctional control of pantograph of subway electric bus

Info

Publication number: CN214138251U
Application number: CN202022926342.XU
Authority: CN
Inventors: 徐捷; 卢顾早; 刘俊杰; 陈凯吉; 贺金升; 朱磊; 曹宏宇
Original assignee: Nanjing Metrol Operation Co ltd
Current assignee: Nanjing Metrol Operation Co ltd
Priority date: 2020-12-07
Filing date: 2020-12-07
Publication date: 2021-09-07
Anticipated expiration: 2030-12-07

Abstract

The utility model discloses an improved device that subway electric coach pantograph can be multi-functionally controlled, which belongs to the field of subway electric coach pantograph maintenance, and comprises a power management unit, an electronic control unit and a single chip microcomputer signal acquisition display unit, wherein the power management unit is electrically connected with the electronic control unit through a rectifier module, the power management unit is electrically connected with the single chip microcomputer signal acquisition display unit through the electronic control unit, the electronic control unit comprises a wiring terminal TB, a power circuit breaker QS, a power indicator SI1, a pantograph lowering button LPPB, a pantograph raising button RPPB2, a function selection knob PANCS, a pantograph lowering position indicator LOW, a pantograph raising position indicator HIGH and a point-action pantograph raising button RPPB1, the utility model aims to provide an improved device that subway electric coach pantograph can be multi-functionally controlled, which can realize multiple working modes of the pantograph, the current state of the pantograph and the pantograph lifting time are monitored in real time, so that the labor is reduced, and the utilization rate of workers is improved.

Description

Improved device capable of multifunctional control of pantograph of subway electric bus

Technical Field

The utility model relates to a subway electric passenger train pantograph overhauls technical field, specifically is a subway electric passenger train pantograph can multi-functionally controlled improved generation device.

Background

Under the current era background of continuous and deep industrialized construction process, various industries in China are developing vigorously. In the process, an electrical engineering automation control system plays an important role, current pantograph maintenance work can only realize inching pantograph lifting, manual operation has electric shock danger, the pantograph lifting in place and descending in place and the pantograph lifting in-process state cannot be detected, and pantograph lifting time cannot be effectively recorded.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a subway electric passenger train pantograph can multi-functionally control's improved generation device, can realize the multiple mode of pantograph, real-time supervision pantograph current state, the lift bow time to reduce the manual work, strengthen staff's utilization ratio, improve work efficiency, with the problem of proposing in solving above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the improved device comprises a power supply management unit, an electronic control unit and a single chip microcomputer signal acquisition display unit, wherein the power supply management unit is electrically connected with the electronic control unit through a rectifier module, the power supply management unit is electrically connected with the single chip microcomputer signal acquisition display unit through the electronic control unit, the electronic control unit comprises a wiring terminal TB, a power circuit breaker QS, a power indicator lamp SI1, a pantograph lowering button LPPB, a pantograph lifting button RPPB2, a function selection knob PANCS, a pantograph lowering indicator lamp LOW, a pantograph lifting indicator lamp HIGH and a pantograph lifting point button RPPB1, and the function selection knob PANCS comprises a first function selection knob PANCS and a second function selection knob PANCS.

Preferably, the power management unit supplies power to the control unit via an external power source AC 220V.

Preferably, the power management unit supplies power to the pantograph via an external power source DC 110V.

Preferably, the first function selecting knob PANCS is electrically connected to a click pantograph-raising button RPPB1 and a pantograph-lowering button LPPB, respectively, the pantograph-lowering button LPPB is connected to a timer, and the click pantograph-raising button RPPB1 is connected in parallel to a switch RPK2 port of a relay.

Preferably, the second function selecting knob PANCS is electrically connected to a click pantograph-raising button RPPB2, the click pantograph-raising button RPPB2 is connected in parallel to a port of a switch RPK1 of a relay, the click pantograph-raising button RPPB2 is connected to a timer, and a port of the click pantograph-raising button RPPB2 is connected to a current-carrying coil of the relay RPK.

Preferably, the power indicator light SI1 is connected across the electronic control unit.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model provides a subway passenger train pantograph can multi-functional control's improved generation device draws pantograph signal feedback under the car, lets the staff need not go the position state that detects the pantograph with the help of DDU display screen after whole car links to each other, has had this function back staff to examine and repair the district and equally can let the elevating position of pantograph adjust out accurately at the pantograph, has removed the drawback of getting on the bus and doing over again from.

2. The utility model provides a subway passenger train pantograph can multi-functional control's improved generation device effectively utilizes the inside timing function of singlechip, and accurate record pantograph rises, falls the bow time, makes things convenient for the staff in time to fill in the record table, and the function is expanded, the maintenance of being convenient for: the aviation plug adopts the welded mode, and there is reserve stitch the inside, can supply repetitious usage, upgrading and circuit transform, the later stage's of being convenient for maintenance of trouble simultaneously.

Drawings

Fig. 1 is a schematic diagram of the circuit design of the present invention.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

The utility model provides a subway electric passenger train pantograph can multi-functionally control's improved generation device as shown in figure 1, including the power management unit, the electronic control unit, singlechip signal acquisition display element, the power management unit passes through rectifier module and electronic control unit looks electric connection, the power management unit passes through electronic control unit and singlechip signal acquisition display element looks electric connection, the electronic control unit includes binding post TB, power circuit breaker QS, power indicator SI1, fall bow button LPPB, rise bow button RPPB2, function selection knob PANCS, fall to a pilot lamp LOW, rise indicator HIGH, point-motion rises bow button RPPB1, function selection knob PANCS includes first function selection knob PANCS and second function selection knob PANCS. The power management unit provides power to the control unit via an external power source AC 220V. The power management unit supplies power to the pantograph via an external power source DC 110V. The first function selection knob PANCS is respectively electrically connected with the inching pantograph-rising button RPPB1 and the pantograph-falling button LPPB, the pantograph-falling button LPPB is connected with a timer, and the inching pantograph-rising button RPPB1 is connected with a switch RPK2 port of a relay in parallel. The second function selection knob PANCS is electrically connected with the inching pantograph-raising button RPPB2, the inching pantograph-raising button RPPB2 is connected with a switch RPK1 port of the relay in parallel, the inching pantograph-raising button RPPB2 is connected with the timer, and the inching pantograph-raising button RPPB2 port is connected with a power-on coil of the relay RPK. A power indicator SI1 is connected across the electronic control unit.

The signal acquisition display unit comprises a minimum single chip microcomputer system, the pantograph lifting and falling time is accurately calculated through an 89C51 single chip microcomputer internal timing program, a 1602 liquid crystal display unit, a 12864 liquid crystal display unit and a DC 110V-DC 24V voltage reduction module are arranged. There are four signal acquisition ports: p1_1 collects pantograph lifting in place, P1_2 collects pantograph lowering in place signals, P1_3 collects pantograph lifting button high level, P1_4 collects pantograph lowering button high level, P0 is connected with a display unit, and real-time display of pantograph state is realized

The utility model provides a pair of subway passenger train pantograph can multi-functionally control's improved generation device's theory of operation as follows:

1. when the power supply circuit breaker QS is closed, the equipment is electrified, the power supply indicator light SI1 is lightened, and the bow lowering in-place indicator light LOW is lightened.

2. The function selection switch PANCS is arranged in a manual position, a click pantograph lifting button RPPB1 is pressed, the pantograph is started to lift by activating a pantograph lifting relay inside the pantograph through a connecting wire to be electrified, the click pantograph lifting button RPPB1 is released, the pantograph lifting relay inside the pantograph is powered off, the pantograph stops moving, and the maintenance is convenient for workers.

3. When the function selection switch PANCS is arranged at an 'automatic position', the pantograph lifting button RPPB2 is pressed, the RPK relay is electrified and self-locked, a pantograph lifting signal is always given to the pantograph, and the pantograph is automatically lifted to the position.

4. Collecting the pantograph ascending and descending signals, and outputting the pantograph status ascending and descending signals in real time.

5, when the position is automatically positioned, a pantograph lifting button RPPB2 is pressed, the single chip microcomputer starts timing, when a pantograph lifting in-place signal is received, timing is finished, and pantograph lifting time is accurately displayed.

When the automatic position is reached, the pantograph lowering button LPPB is pressed, the single chip microcomputer starts timing, when the pantograph lowering position signal is received, timing is finished, and pantograph lowering time is accurately displayed.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an improved generation device that subway electric passenger train pantograph can multi-functional control, includes power management unit, electronic control unit, singlechip signal acquisition display element, its characterized in that: the power supply management unit is electrically connected with the electronic control unit through the rectifier module, the power supply management unit is electrically connected with the single chip microcomputer signal acquisition display unit through the electronic control unit, the electronic control unit comprises a wiring terminal TB, a power circuit breaker QS, a power indicator lamp SI1, a pantograph lowering button LPPB, a pantograph lifting button RPPB2, a function selection knob PANCS, a pantograph lowering position indicator lamp LOW, a pantograph lifting position indicator lamp HIGH and a pantograph lifting point button RPPB1, and the function selection knob PANCS comprises a first function selection knob PANCS and a second function selection knob PANCS.

2. The improved device for the multifunctional control of the pantograph of the subway electric bus as claimed in claim 1, wherein: the power management unit provides power to the control unit via an external power source AC 220V.

3. The improved device for the multifunctional control of the pantograph of the subway electric bus as claimed in claim 1, wherein: the power management unit supplies power to the pantograph via an external power source DC 110V.

4. The improved device for the multifunctional control of the pantograph of the subway electric bus as claimed in claim 1, wherein: the first function selection knob PANCS is electrically connected to a click pantograph-raising button RPPB1 and a pantograph-lowering button LPPB, respectively, the pantograph-lowering button LPPB is connected to a timer, and the click pantograph-raising button RPPB1 is connected in parallel to a switch RPK2 port of a relay.

5. The improved device for the multifunctional control of the pantograph of the subway electric bus as claimed in claim 1, wherein: the second function selection knob PANCS is electrically connected with a inching pantograph-raising button RPPB2, the inching pantograph-raising button RPPB2 is connected with a switch RPK1 port of a relay in parallel, the inching pantograph-raising button RPPB2 is connected with a timer, and the inching pantograph-raising button RPPB2 port is connected with a power-on coil of the relay RPK.

6. The improved device for the multifunctional control of the pantograph of the subway electric bus as claimed in claim 1, wherein: the power indicator light SI1 is connected across the electronic control unit.