CN103821424A

CN103821424A - Vehicle door closing control method improving stability

Info

Publication number: CN103821424A
Application number: CN201410098330.9A
Authority: CN
Inventors: 王威; 包佳健; 赵文娟; 唐斌彬; 王维; 梁汝军
Original assignee: CSR Nanjing Puzhen Co Ltd
Current assignee: CRRC Nanjing Puzhen Co Ltd
Priority date: 2014-03-17
Filing date: 2014-03-17
Publication date: 2014-05-28
Anticipated expiration: 2034-03-17
Also published as: CN103821424B

Abstract

The invention relates to a vehicle door closing control method improving stability. The method includes the steps that a circuit is arranged, a door closing signal keeping relay is adopted to make sure a door leaf is closed, and the door closing signal keeping relay is powered off when a vehicle door is opened. By means of the method, a first outside door leaf control circuit and a second outside door leaf control circuit can be controlled by the door closing signal keeping relay to be powered on continuously after a train door is closed and before a door opening instruction is given by a control system to ensure that a first door leaf and a second door leaf are in a closed state and avoid train door opening faults during non-zero traveling speeds.

Description

Improve the closing of the door control method of stability

Technical field

The present invention relates to a kind of closing of the door control method of improving stability, be applicable to rail vehicle.

Background technology

According to the knowledge of the applicant, because Subway Train Operation in Existed Subway task is more and more heavier, door operation frequency also increases greatly, causes Train door fault rate also to increase.The fault of car door opening while occurring in sometimes train speed non-zero, causes train brake hard.This not only affects operation continuity, also easily causes operator and passenger's panic mood.

Summary of the invention

Technical problem to be solved by this invention is: overcome the problem that prior art exists, a kind of closing of the door control method of improving stability is provided, can guarantee that car door keeps closing in the time not receiving open command.

The technical scheme that the present invention solves its technical problem is as follows:

The closing of the door control method of improving stability, comprises the following steps:

The first step, will go between is electrically connected with train positive bus-bar; At the lead-in wire leading-out terminal pass door switch of connected control system outside loop master switch, controlled end of closing the door of connecting successively; The switch wire outlet terminal of closing the door is electrically connected with train negative busbar through the first door leaf interlocking relay constant open contact, the second door leaf interlocking relay constant open contact, pass gate signal guard relay successively; By in parallel with first, second door leaf interlocking relay constant open contact the first constant open contact that closes gate signal guard relay; The two first door leaf door close buttons by the switch wire outlet terminal of closing the door through parallel connection, the second constant open contact of pass gate signal guard relay are electrically connected with outside the first door leaf control loop; The two second door leaf door close buttons by the switch wire outlet terminal of closing the door through parallel connection, the 3rd constant open contact of pass gate signal guard relay are electrically connected with outside the second door leaf control loop; The outer connected control system of controlled end of two first door leaf door close buttons, two second door leaf door close buttons;

Second step, the closure loop master switch of closing the door; At train at closing time, control and close door switch, two first door leaf door close buttons, two second door leaf door close button closures, outside first, second door leaf control loop is obtained electric, then make first, second door leaf close; When first, second door leaf cuts out completely, triggering respectively first, second door leaf interlocking relay obtains electric and makes first, second door leaf interlocking relay constant open contact closure, then make to close gate signal guard relay and obtain electric and make to close first, second, third constant open contact closure of gate signal guard relay, guarantee that outside first, second door leaf control loop continues electricly;

The 3rd step, judge whether train opens the door, if not attonity; Close door switch, two first door leaf door close buttons, two second door leaf door close buttons disconnections if control, make to close gate signal guard relay dead electricity and first, second, third constant open contact that closes gate signal guard relay is disconnected, control and finish.

The present invention further perfect technical scheme is as follows:

Preferably, between the second door leaf interlocking relay constant open contact leading-out terminal and pass gate signal guard relay, be also in series with first, second door leaf normally closed switch for emergent maintenance.

Preferably, the voltage between train positive and negative busbar is DC110V.

The present invention can be closed behind the door and control system is not sent while opening the door instruction at train, continue electricly by closing outside first, second door leaf control loop of gate signal guard relay control, guarantee that first, second door leaf is in closed condition, the fault of opening car door while avoiding occurring speed of a motor vehicle non-zero.

Accompanying drawing explanation

Fig. 1 is the structural representation of the embodiment of the present invention.

The specific embodiment

With reference to the accompanying drawings and in conjunction with the embodiments the present invention is described in further detail.But the invention is not restricted to given example.

Embodiment

First, arrange circuit by Fig. 1: will go between and be electrically connected with train positive bus-bar; At the lead-in wire leading-out terminal pass door switch COR4 of connected control system outside loop master switch DCTCB, controlled end of closing the door that connects successively; To close door switch COR4 leading-out terminal is electrically connected with train negative busbar through the first door leaf interlocking relay constant open contact DIR_L2, the second door leaf interlocking relay constant open contact DIR_R2, pass gate signal guard relay DCLR successively; By in parallel with first, second door leaf interlocking relay constant open contact DIR_L2, DIR_R2 the first constant open contact 1-DCLR that closes gate signal guard relay DCLR; To close two first door leaf door close button DCPB1_Ls, the DCPB2_L of door switch COR4 leading-out terminal through parallel connection, the second constant open contact 2-DCLR that closes gate signal guard relay DCLR is electrically connected with outside the first door leaf control loop; To close two second door leaf door close button DCPB1_Rs, the DCPB2_R of door switch COR4 leading-out terminal through parallel connection, the 3rd constant open contact 3-DCLR that closes gate signal guard relay DCLR is electrically connected with outside the second door leaf control loop; The outer connected control system of controlled end of two first door leaf door close button DCPB1_L, DCPB2_L, two second door leaf door close button DCPB1_R, DCPB2_R;

Between the second door leaf interlocking relay constant open contact DIR_R2 leading-out terminal and pass gate signal guard relay DCLR, be also in series with first, second door leaf normally closed switch for emergent maintenance.Voltage between train positive and negative busbar is DC110V.

Then, the closure loop master switch DCTCB that closes the door; At train at closing time, control and close door switch COR4, two first door leaf door close button DCPB1_L, DCPB2_L, two second door leaf door close button DCPB1_R, DCPB2_R closure, outside first, second door leaf control loop is obtained electric, then make first, second door leaf close; When first, second door leaf cuts out completely, triggering respectively first, second door leaf interlocking relay obtains electric and makes first, second door leaf interlocking relay constant open contact DIR_L2, DIR_R2 closure, then make to close gate signal guard relay DCLR and obtain electric and make to close first, second, third constant open contact 1-DCLR, 2-DCLR, the 3-DCLR closure of gate signal guard relay DCLR, guarantee that outside first, second door leaf control loop continues electricly; Can guarantee like this at first, second door leaf interlocking relay constant open contact DIR_L2, DIR_R2, two first door leaf door close button DCPB1_L, DCPB2_L, when two second door leaf door close button DCPB1_R, DCPB2_R are opened by wrong diagnosis, first, second door leaf still keeps closed condition.

Finally, judge whether train opens the door, if not attonity; Close door switch COR4, two first door leaf door close button DCPB1_L, DCPB2_L, two second door leaf door close button DCPB1_R, DCPB2_R disconnection if control, the first, second, third constant open contact 1-DCLR, 2-DCLR, 3-DCLR that make to close gate signal guard relay DCLR dead electricity and make to close gate signal guard relay DCLR disconnect, and control and finish.

In addition to the implementation, the present invention can also have other embodiments.All employings are equal to the technical scheme of replacement or equivalent transformation formation, all drop on the protection domain of requirement of the present invention.

Claims

1. the closing of the door control method of improving stability, is characterized in that, comprises the following steps:

The first step, will go between is electrically connected with train positive bus-bar; At the lead-in wire leading-out terminal pass door switch of connected control system outside loop master switch, controlled end of closing the door of connecting successively; The switch wire outlet terminal of closing the door described in inciting somebody to action is electrically connected with train negative busbar through the first door leaf interlocking relay constant open contact, the second door leaf interlocking relay constant open contact, pass gate signal guard relay successively; By in parallel with first, second door leaf interlocking relay constant open contact the first constant open contact that closes gate signal guard relay; The described switch wire outlet terminal of closing the door is electrically connected with outside the first door leaf control loop through two first door leaf door close buttons of parallel connection, the second constant open contact of pass gate signal guard relay; The described switch wire outlet terminal of closing the door is electrically connected with outside the second door leaf control loop through two second door leaf door close buttons of parallel connection, the 3rd constant open contact of pass gate signal guard relay; The outer connected control system of controlled end of described two first door leaf door close buttons, two second door leaf door close buttons;

Second step, the closure loop master switch of closing the door; At train at closing time, control and close door switch, two first door leaf door close buttons, two second door leaf door close button closures, outside first, second door leaf control loop is obtained electric, then make first, second door leaf close; When first, second door leaf cuts out completely, triggering respectively first, second door leaf interlocking relay obtains electric and makes first, second door leaf interlocking relay constant open contact closure, then make to close gate signal guard relay and obtain electric and make to close first, second, third constant open contact closure of gate signal guard relay, make outside first, second door leaf control loop continue electricly;

2. improve according to claim 1 the closing of the door control method of stability, it is characterized in that, between described the second door leaf interlocking relay constant open contact leading-out terminal and pass gate signal guard relay, be also in series with first, second door leaf normally closed switch for emergent maintenance.

3. the closing of the door control method of improving according to claim 1 stability, is characterized in that, the voltage between described train positive and negative busbar is DC110V.