CN201371811Y - Rail transit safety door, train door linkage controller - Google Patents
Rail transit safety door, train door linkage controller Download PDFInfo
- Publication number
- CN201371811Y CN201371811Y CN200920126710U CN200920126710U CN201371811Y CN 201371811 Y CN201371811 Y CN 201371811Y CN 200920126710 U CN200920126710 U CN 200920126710U CN 200920126710 U CN200920126710 U CN 200920126710U CN 201371811 Y CN201371811 Y CN 201371811Y
- Authority
- CN
- China
- Prior art keywords
- door
- train
- inverter
- closing
- controller
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Lifetime
Links
Images
Landscapes
- Train Traffic Observation, Control, And Security (AREA)
Abstract
本实用新型涉及一种轨道交通的安全门、列车门连动控制器，站台上设有站台安全门主控制柜、遥控接收器以及指示站台安全门的状态指示灯；列车上设有列车门开闭控制器和遥控发射器，列车门开闭控制器与遥控发射器之间连接一个信号延时转换器，该信号延时转换器将来自于列车门开闭控制器的信号转换成站台安全门控制信号输送到遥控发射器；列车上设置一个与列车电源连接的电源变换器，电源变换器的输出端分别与遥控发射器和信号延时转换器连接，电源变换器将来自于列车的电源进行变换，为遥控发射器和信号延时转换器提供各自所需的工作电压。本实用新型通过一键操作即可开启或关闭列车门和站台安全门，具有操作简单、节约时间和提高列车运营率等优点。
The utility model relates to a safety door of rail traffic and a linkage controller of a train door. The main control cabinet of the safety door of the platform, a remote control receiver and a status indicator light indicating the safety door of the platform are arranged on the platform; the opening and closing controller of the train door is arranged on the train and the remote control transmitter, a signal delay converter is connected between the train door opening and closing controller and the remote control transmitter, and the signal delay converter converts the signal from the train door opening and closing controller into a platform safety door control signal and sends it to Remote control transmitter; a power converter connected to the train power supply is set on the train, and the output terminals of the power converter are respectively connected with the remote control transmitter and the signal delay converter. Transmitters and signal delay converters provide their respective required operating voltages. The utility model can open or close the train door and the safety door of the platform through one key operation, and has the advantages of simple operation, time saving, improved train operation rate and the like.
Description
Technical field
The utility model relates to a kind of station platform safety door of rail vehicle and the control setup of train door, particularly a kind of safety door of track traffic, train door sequential controller.
Background technology
Light rail, subway and bus play an important role in the mass transportation field as three kinds of main transportation modes.The light rail transportation is compared with subway and bus, has following feature: (1) small investment, instant effect (with respect to subway); (2) passenger up and down speed fast (8s～20s), the vehicle turnover is fast usually, and passenger flow is evacuated fast; (3) safe, comfortable, be subjected to weather effect little, can be big, cruising on the circuit that bend is little in the gradient; (4) operation cost is few, and admission fee is low, can attract the passenger; (5) adopt electricity to drive, environmental pollution is little.Learn that according to foregoing the light rail mass transit system is to solve city traffic to stop up, protect city environment, improve one of effective measures of public service quality.
At present, in the Rail Transit System (including only light rail, subway), gate and train adopt ATC system (the ATC system comprises: train automatic monitoring ATS system, train automatic protection ATP system and automatic train operation ATO system) control operation mostly both at home and abroad.In order to prevent passenger's injection, Rail Transit System is provided with station platform safety door in the platform district, and opening or closing of station platform safety door and train door adopts following manual and remote control dual mode to control:
(1) manually control: behind signal system (comprising: train signal system, transponder device and signaling at stations system) affirmation train accurate stopping, the train operator opens train door and goes to the platform district and push driver operation dish (PSL), the command signal that transmission is opened the door and closed the door is to station platform safety door main control cabinet (PSC), carry out through station platform safety door main control cabinet (PSC) clamshell doors or pass gate signal, send opening the door or closing gate signal of station platform safety door, control the unlatching of this side station platform safety door or close.The unlatching of train door or close the train door open and close controlling device that then needs the driver to push on the indoor car door push button pad of Train Control and control.This operating mode is because station platform safety door and train door are separately controlled, and inconvenient operation not only, and increased driver's work has prolonged the berthing time of train, is unfavorable for the efficient operation of train.
(2) remote control mode: see Fig. 3, (comprising: the train signal system by signal system, transponder device and signaling at stations system) confirm the train accurate stopping after, the train operator is at Train Control in-house operation remote control transmitter, open the door or close the arrive at a station receiver of remote-control sytem in platform district of gate signal by remote control transmitter emission gate, receiver of remote-control sytem opens the door the gate that receives or close gate signal and is sent to station platform safety door main control cabinet (PSC), carry out through station platform safety door main control cabinet (PSC) clamshell doors or pass gate signal, send opening the door or closing gate signal of station platform safety door, control the unlatching of this side station platform safety door or close.The unlatching of train door or close the train door open and close controlling device that then needs the driver to push on the indoor car door push button pad of Train Control and control.This mode is that station platform safety door and train door are separately controlled equally, be that train door and station platform safety door need 2 steps to operate, inconvenient operation, train door often occurring cooperates bad with station platform safety door switch door, operating time is longer, prolong the train berthing time, be unfavorable for the efficient operation of train.In addition, remote control transmitter adopts No. 5,2 joints rechargeable battery powered, and every day, train operator all will be checked the electric weight of battery, and electric weight charges when not enough, has increased the action of train operator, as has forgotten charging, also will influence train operation.
Summary of the invention
The purpose of this utility model is to provide a kind of safety door, train door sequential controller of track traffic, open or when closing train door and station platform safety door, by the interlock control that a key operation just can make train door and station platform safety door open or close, it has work simple to operate, as can to reduce the driver, is beneficial to the advantage that saves time and improve the train operation rate.
The purpose of this utility model is achieved in that platform is provided with station platform safety door main control cabinet, receiver of remote-control sytem and two safety door status indicator lamps that are used to indicate the station platform safety door opening and closing, and receiver of remote-control sytem and safety door status indicator lamp are electrically connected with the station platform safety door main control cabinet; Train is provided with train door open and close controlling device and remote control transmitter, it is characterized in that: be connected a signal lag conv between described train door open and close controlling device and the remote control transmitter, the signal that this signal lag conv will come from train door open and close controlling device converts the station platform safety door control signal to and is transported to remote control transmitter, the signal lag conv comprises open the door controller and pass door controller, the signal input part that opens the door controller and close door controller is parallel to the signal output part of train door open and close controlling device, and the signal output part of open the door controller and pass door controller is connected with the signal input part of remote control transmitter respectively;
One and train power supply bonded assembly supply convertor are set on the train, the mouth of supply convertor is connected with the signal lag conv with remote control transmitter respectively, the power supply that supply convertor will come from train carries out conversion, for remote control transmitter and signal lag conv provide required separately operating voltage.
Adopted such scheme, be connected a signal lag conv between described train door open and close controlling device and the remote control transmitter, the signal that this signal lag conv will come from train door open and close controlling device converts the station platform safety door control signal to and is transported to remote control transmitter, when needs open or close train door and station platform safety door, the train operator only need pass through action column opening/closing door of vehicle controller, the signal one tunnel that sends from train door open and close controlling device is at first controlled train door and is opened or closed, pass through signal lag conv from another road of signal that train door open and close controlling device sends, time-delay is converted to station platform safety door switching signal and is sent to remote control transmitter, the signal that remote control transmitter sends is sent to the station platform safety door main control cabinet through receiver of remote-control sytem, is opened or is closed by station platform safety door main control cabinet control station platform safety door.Therefore, open or when closing station platform safety door and train door by interlock control setup of the present utility model, a key operation train door open and close controlling device ON TRAINS, just can control station platform safety door and train door opens or closes, this interlock control setup has not only been simplified operating sequence, make simple to operate, can reduce driver's work, and help saving time and improve the train operation rate.One and train power supply bonded assembly supply convertor are set on the train, the mouth of supply convertor is connected with the signal lag conv with remote control transmitter respectively, adopting supply convertor is the remote control transmitter power supply, the driver need not procuratorial work every day remote control transmitter electric power thus supplied, help improving the efficiency of operation of train.
Be connected the signal lag device of closing the door between described first phase inverter and the comparator,, in the process of closing the door, help the driver observation passenger and pass in and out safety door, can improve the safety that the passenger passes in and out train by the delay timer of closing the door.The mouth of first phase inverter is connected a variable potentiometer with closing the door between the signal lag device, by adjusting the resistance of variable potentiometer, can change the delay time of the signal lag device of closing the door, the driver can adjust according to platform real-time condition and upper and lower passenger and other situation, makes that interlock control setup of the present utility model is more reasonable.
Description of drawings
Fig. 1 is the block diagram of the sequential controller of rail vehicle safety door of the present utility model and train door;
Fig. 2 a is a signal emission scheme drawing on the train;
Fig. 2 b is that platform district signal receives scheme drawing;
Fig. 3 is the control chart of rail vehicle safety door of the prior art and train door.
The specific embodiment
With reference to Fig. 1 and Fig. 2.Fig. 2 is the sequential controller of rail vehicle safety door of the present utility model and train door, and wherein Fig. 2 is made of Fig. 2 a and Fig. 2 b.Station platform safety door main control cabinet 1 is used to control station platform safety door 3 opens or closes, station platform safety door main control cabinet 1 and be installed on the platform with station platform safety door main control cabinet bonded assembly receiver of remote-control sytem 2.Platform is provided with two the safety door status indicator lamp D11, the D12 that are used to indicate the station platform safety door opening and closing, and the safety door status indicator lamp is electrically connected with the station platform safety door main control cabinet.Safety door status indicator lamp D11 sends orange coloured light, safety door status indicator lamp D12 sends opalesce, wherein, safety door status indicator lamp D11 represents when luminous that safety door is an open mode, and safety door status indicator lamp D12 represents when luminous that safety door is a closed condition.Train is provided with train door open and close controlling device 4 and remote control transmitter 5, and train door open and close controlling device constitutes by having the button box 4a and the door control unit 4b that open the door with door close button.Be connected a signal lag conv 6 between train door open and close controlling device and the remote control transmitter, the signal that this signal lag conv will come from train door open and close controlling device converts the station platform safety door control signal to and is transported to remote control transmitter, signal lag conv 6 comprises open the door controller and pass door controller, the signal input part that opens the door controller and close door controller is parallel to the signal output part of train door open and close controlling device, and the signal output part of open the door controller and pass door controller is connected with the signal input part of remote control transmitter respectively.Be provided with fault cut-out switch S1 between train door open and close controlling device and the signal lag conv 6, fault cut-out switch S1 is connected with train door open and close controlling device 4 by adaptor union CN3.Also be provided with one and train power supply 8 bonded assembly supply convertors 7 on the train, this supply convertor is the DC power convertor of JKW type.The mouth of supply convertor 7 is connected with signal lag conv 6 with remote control transmitter 5 respectively, and the power supply that supply convertor will come from train carries out conversion, for remote control transmitter and signal lag conv provide required separately operating voltage.The direct current (DC) of train power supply 8 output 110V is input to supply convertor 7 through adaptor union CN1, the vdc VCC of supply convertor 7 output 5V, resistance R 1 step-down of wherein leading up to is to be transported to remote control transmitter 5 behind the 4.5V, and resistance R 1 also is connected with ground by resistance R 2.
With reference to Fig. 2, signal lag conv 6 comprises open the door controller and pass door controller, the signal input part that opens the door controller and close door controller is parallel to the signal output part of train door open and close controlling device, and the controller that opens the door is connected with the signal input part of remote control transmitter 5 respectively with signal output part with the pass door controller.The controller that opens the door comprises the open the door circuit and the end circuit that opens the door; The circuit that opens the door comprises the second phase inverter U1B, the 4th phase inverter U1D, the second aerotron Q2 and the relay that opens the door, the input end of the second phase inverter U1B is connected with the mouth of train door open and close controlling device 4, the connect input end of the 4th phase inverter U1D of the second phase inverter U1B mouth.The mouth of the 4th phase inverter U1D connects the base stage of the second aerotron Q2, is connected resistance R 8 between the base stage of the mouth of the 4th phase inverter U1D and the second aerotron Q2.The emitter of the second aerotron Q2 is connected with ground, the collecting electrode of the second aerotron Q2 is connected with the coil K3 of the relay that opens the door, the other end of coil K3 of relay of opening the door finishes relay by opening the door normally closed contact K11 is connected with the mouth VCC of supply convertor, the open contact K31 of relay of opening the door is connected with remote control transmitter 5, and the open contact K31 of the relay that opens the door is connected with remote control transmitter 5 by adaptor union CN4.The end circuit that opens the door comprises the 3rd phase inverter U1C, capacitor C 1, comparator U2A, the first aerotron Q1 and the end relay that opens the door, the input end of the 3rd phase inverter U1C is connected with the second phase inverter U1B mouth, the mouth of the 3rd phase inverter U1C is connected with ground by capacitor C 1, capacitor C 1 is a chemical capacitor, the positive terminal of capacitor C 1 connects the mouth of the 3rd phase inverter U1C, capacitor C 1 negative connects end ground connection, is connected resistance R 6 between the 3rd phase inverter U1C and the capacitor C 1.The mouth of the 3rd phase inverter U1C is connected with the in-phase input end of comparator U2A, the reverse inter-input-ing ending grounding of comparator U2A, the mouth of comparator U2A is connected with the base stage of the first aerotron Q1, is connected resistance R 7 between the base stage of the mouth of comparator U2A and the first aerotron Q1.The emitter of the first aerotron Q1 connects ground, and the collecting electrode of the first aerotron Q1 connects the coil K1 of the end relay that opens the door, and the coil K1 other end that finishes relay that opens the door is connected with the mouth VCC of supply convertor.Described pass door controller comprises the pass gate circuit and the end circuit of closing the door.Close gate circuit and comprise the first phase inverter U1A, comparator U2B, the 5th phase inverter U1E, the 4th aerotron Q4 and closed relay, the input end of the first phase inverter U1A is connected with the mouth of train door open and close controlling device, the first phase inverter U1A mouth is connected with the in-phase input end of comparator U2B, the mouth of comparator U2B connects the input end of the 5th phase inverter U1E, the mouth of the 5th phase inverter U1E connects the base stage of the 4th aerotron Q4, be connected with resistance R 12 between the base stage of the 5th phase inverter U1E and the 4th aerotron Q4, the emitter of the 4th aerotron Q4 is connected with ground, the collecting electrode of the 4th aerotron Q4 is connected with the coil K4 of closed relay, the other end of the coil K4 of closed relay is connected with the mouth VCC of supply convertor by the normally closed contact K21 that finishes relay that closes the door, the open contact K41 of closed relay is connected with remote control transmitter, and the open contact K41 of closed relay is connected with remote control transmitter by adaptor union CN4.The end circuit of closing the door comprises hex inverter U1F, capacitor C 3, comparator U2D, the 3rd aerotron Q3 and the end relay of closing the door, the input end of hex inverter U1F is connected with the mouth of comparator U2B, the mouth of hex inverter U1F is connected with ground by capacitor C 3, capacitor C 3 is a chemical capacitor, the positive terminal of capacitor C 3 is by the mouth of resistance R 10 connection hex inverter U1F, the negative pole end ground connection of capacitor C 3.The mouth of hex inverter U1F is connected with the in-phase input end 12 of comparator U2D, the reverse inter-input-ing ending grounding of comparator U2D, the mouth of comparator U2D is connected with the base stage of the 3rd aerotron Q3, be connected with resistance R 11 between the base stage of comparator U2D and the 3rd aerotron Q3, the emitter of the 3rd aerotron Q3 connects ground, the collecting electrode of the 3rd aerotron Q3 connects the coil K2 of the end relay of closing the door, and the coil K2 other end that finishes relay of closing the door is connected with the mouth of supply convertor.The mouth of the first phase inverter U1A connects the signal lag device of closing the door, and the delay timer of closing the door comprises charging capacitor C2, and charging capacitor C2 one end is connected between the mouth and comparator U2B of the first phase inverter U1A, charging capacitor C2 other end ground connection.Charging capacitor C2 is a chemical capacitor, and the positive terminal of charging capacitor C2 connects the mouth of the first phase inverter U1A, and the negative pole end of charging capacitor C2 connects ground.The mouth of the first phase inverter U1A is connected a variable potentiometer R9 with closing the door between the signal lag device, variable potentiometer R9 one end is connected with the mouth of the first phase inverter U1A, and the positive terminal of charging capacitor C2 is connected with the other end of variable potentiometer R9.
When needs are opened station platform safety door and train door, behind signal system 10 affirmation train accurate stoppings, the train operator is by observing the state of station platform safety door status indicator lamp, confirm that station platform safety door is under the closed condition, the door open button SB1 that pushes on the button box 4a of train door open and close controlling device sends enabling signal to door control unit 4b, the contact S2 closure of door control unit is at first controlled train door and is opened.Door control unit 4b output enabling signal is to adaptor union CN3, be input to signal lag conv 6 through adaptor union CN3, this signal one tunnel is transported to the second phase inverter U1B of the controller that opens the door, after handling, the 4th phase inverter U1D of the circuit that opens the door exports high level from the signal one tunnel of second phase inverter U1B output respectively, make the second aerotron Q2 conducting, through the second aerotron Q2 high level signal is amplified, the open the door coil K3 work of relay of driving, the open the door open contact K31 closure of relay, make remote control transmitter 5 obtain the station platform safety door enabling signal, remote control transmitter is sent to station platform safety door main control cabinet 1 with this signal through receiver of remote-control sytem 2, is opened by station platform safety door main control cabinet control station platform safety door 3.After handling, the 3rd phase inverter U1C of the end circuit that opens the door becomes high level simultaneously from another road signal of second phase inverter U1B output, this high level charges to capacitor C 1 after resistance R 6 filtering, the charging duration of capacitor C 1 is 1.5 seconds, capacitor C 1 charging finishes the back and discharges electric weight, when the voltage of the input end of comparator U2A slowly rises when surpassing 2.5V, comparator is high level output with this voltage gain, make the first aerotron Q1 conducting, through the first aerotron Q1 high level signal is amplified, the coil K1 work that driving is opened the door and finished relay, the normally closed contact K11 that finishes relay that opens the door disconnects, the open the door coil K3 dead electricity of relay, the open contact K31 of relay of opening the door disconnects, remote control transmitter 5, receiver of remote-control sytem 2 and station platform safety door main control cabinet 1 stop outbound platform safety door enabling signal successively, and station platform safety door 3 process of opening the door finishes.From the signal of adaptor union CN3 output when closing door controller, output low level after the first phase inverter U1A handles, this low level signal is a high level after comparator U2B handles, this high level signal becomes low level after the 5th phase inverter U1E and hex inverter U1F processing, cause the 4th aerotron Q4 and the 3rd aerotron Q3 to end, close gate circuit and all can not work, close door controller and can't send the pass gate signal with the end circuit of closing the door.Realize the interlock control of key operation unlatching train door and station platform safety door like this.
When needs are closed gate and train door, push door close button SB2 on the button box 4a of train door open and close controlling device and send and close gate signal to door control unit 4b, the contact S2 of door control unit disconnects, and train door is closed.The pass gate signal of door control unit 4b output low level is to adaptor union CN3, be input to signal lag conv 6 through adaptor union CN3, this low level pass gate signal one tunnel is transported to the second phase inverter U1B of the controller that opens the door, signal one tunnel difference output low level after the 4th phase inverter U1D of the circuit that opens the door handles from second phase inverter U1B output, the second aerotron Q2 is ended, the coil K1 that the coil K3 of relay and switch finish relay of opening the door is in power failure state and can not works, and remote control transmitter can not send enabling signal.Be delivered to the pass door controller from another road of gate signal, low level pass of adaptor union CN3 output, output high level after the first phase inverter U1A of the pass gate circuit through closing door controller handles, this high level signal charges to charging capacitor C2, charging capacitor C2 charging duration is 3 seconds, charging capacitor C2 charging finishes the back and discharges electric weight, when the voltage of the input end of comparator U2B slowly rises when surpassing 2.5V, comparator U2B output low level, this low level one tunnel becomes high level and is delivered to the 4th aerotron Q4 after the 5th phase inverter U1E handles, make the 4th aerotron Q4 conducting, through the 4th aerotron high level signal is amplified, drive the coil K4 work of closed relay, the open contact K41 closure of closed relay, make remote control transmitter send station platform safety door and close gate signal, receiver of remote-control sytem is sent to the station platform safety door main control cabinet with the pass gate signal that remote control transmitter sends, and is closed by station platform safety door main control cabinet control station platform safety door.After another Lu Jingdi hex inverter of low level U1F processing of comparator U2B output, become high level, this high level charges to capacitor C 3 through resistance, the charging duration of capacitor C 3 is 1.5 seconds, capacitor C 3 chargings finish the back and discharge electric weight, when the voltage of the input end of comparator U2D slowly rises when surpassing 2.5V, comparator U2D is high level output with this voltage gain, make the 3rd aerotron Q3 conducting, through the 3rd aerotron Q3 high level signal is amplified, make the coil K2 that finishes relay that closes the door get electric work, the normally closed contact K21 that finishes relay that closes the door disconnects, make the coil K4 dead electricity of closed relay, the open contact K41 of closed relay disconnects, remote control transmitter, receiver of remote-control sytem and station platform safety door main control cabinet stop the outbound platform safety door successively and close gate signal, and the station platform safety door process of closing the door finishes.Realized that like this a key closes the interlock control of train door and station platform safety door.
The utility model is not limited to the foregoing description, and the utility model carries out any change and modification by those skilled in the art, can not break away from the content that the utility model claim scope is limited.
Claims (7)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920126710U CN201371811Y (en) | 2009-03-19 | 2009-03-19 | Rail transit safety door, train door linkage controller |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200920126710U CN201371811Y (en) | 2009-03-19 | 2009-03-19 | Rail transit safety door, train door linkage controller |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201371811Y true CN201371811Y (en) | 2009-12-30 |
Family
ID=41497893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN200920126710U Expired - Lifetime CN201371811Y (en) | 2009-03-19 | 2009-03-19 | Rail transit safety door, train door linkage controller |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201371811Y (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111335765A (en) * | 2020-01-20 | 2020-06-26 | 江苏明伟万盛科技有限公司 | PSC design of rail transit platform door |
| CN111968292A (en) * | 2020-08-27 | 2020-11-20 | 牛玉涛 | Device and method for preventing subway emergency door and end door from being opened abnormally |
| CN114439337A (en) * | 2022-01-19 | 2022-05-06 | 上海轨道交通设备发展有限公司 | Dynamic and static circuit and control method for rail platform door control |
-
2009
- 2009-03-19 CN CN200920126710U patent/CN201371811Y/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111335765A (en) * | 2020-01-20 | 2020-06-26 | 江苏明伟万盛科技有限公司 | PSC design of rail transit platform door |
| CN111968292A (en) * | 2020-08-27 | 2020-11-20 | 牛玉涛 | Device and method for preventing subway emergency door and end door from being opened abnormally |
| CN111968292B (en) * | 2020-08-27 | 2022-06-24 | 牛玉涛 | Device and method for preventing subway emergency door and end door from being opened abnormally |
| CN114439337A (en) * | 2022-01-19 | 2022-05-06 | 上海轨道交通设备发展有限公司 | Dynamic and static circuit and control method for rail platform door control |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101244724B (en) | Gang control device for security door and train door of rail vehicle | |
| CN109826530B (en) | Single-door control integration of tramcar | |
| WO2021046963A1 (en) | Method for controlling automatic switching between vcb and hscb on basis of tcms of dual-current-system train | |
| CN107291070A (en) | 160 kilometers of concentration power motor car group bicycle collection control functional simulation debugging apparatus | |
| CN108183527B (en) | A control device and control method suitable for a robot wireless charging system | |
| CN201371811Y (en) | Rail transit safety door, train door linkage controller | |
| CN103434431A (en) | Movable type locomotive traction power supply and energy storage power vehicle | |
| CN105220984A (en) | A kind of putting down opens outstanding intelligent door and window | |
| CN102582641A (en) | Control system for unloading door of ballast hopper car | |
| CN104377790B (en) | The fast charging system and its charging method of electric automobile | |
| CN104097646A (en) | Door control method for tramcar | |
| CN110562094A (en) | locomotive electrical system and battery pack charging and discharging method thereof | |
| CN102303615B (en) | Device and method for preventing wrongly opening door of urban rail vehicle | |
| CN106638443A (en) | Intelligent railway turnout snow melting system | |
| CN102606023A (en) | Screen door control device and screen door control method | |
| CN106004485B (en) | A kind of OLEV systems of control based on sensory energy output | |
| CN108146296B (en) | Auxiliary transportation system for mine double-electric overhead line truck | |
| CN109455188A (en) | A kind of molten iron tractor alternating-current electric control system | |
| CN110616982A (en) | Control system and control method for cab door of railway vehicle | |
| CN203584121U (en) | BRT (bus rapid transit) fast bus safety door wireless remote control system | |
| CN202500431U (en) | Screen door control device | |
| CN103043086A (en) | Railroad crossing automatic monitoring system | |
| CN203499429U (en) | Transformer substation inspection robot automatic door control system based on inductance approach switch | |
| CN201998770U (en) | Anti-locking automobile skylight | |
| CN210561867U (en) | Intelligent barrier gate for intersection with rail transit |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term |
Granted publication date: 20091230 |
|
| CX01 | Expiry of patent term |