CN110599753A - Remote control device for subway train door - Google Patents
Remote control device for subway train door Download PDFInfo
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- CN110599753A CN110599753A CN201910822461.XA CN201910822461A CN110599753A CN 110599753 A CN110599753 A CN 110599753A CN 201910822461 A CN201910822461 A CN 201910822461A CN 110599753 A CN110599753 A CN 110599753A
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- remote control
- train
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- train line
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- 238000009434 installation Methods 0.000 claims description 9
- 230000001681 protective effect Effects 0.000 claims description 3
- 238000013461 design Methods 0.000 abstract description 3
- 230000001105 regulatory effect Effects 0.000 description 4
- 238000012360 testing method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 238000002474 experimental method Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000012546 transfer Methods 0.000 description 2
- 208000012661 Dyskinesia Diseases 0.000 description 1
- 230000002159 abnormal effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000001276 controlling effect Effects 0.000 description 1
- 208000037265 diseases, disorders, signs and symptoms Diseases 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000012430 stability testing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05F—DEVICES FOR MOVING WINGS INTO OPEN OR CLOSED POSITION; CHECKS FOR WINGS; WING FITTINGS NOT OTHERWISE PROVIDED FOR, CONCERNED WITH THE FUNCTIONING OF THE WING
- E05F15/00—Power-operated mechanisms for wings
- E05F15/70—Power-operated mechanisms for wings with automatic actuation
- E05F15/77—Power-operated mechanisms for wings with automatic actuation using wireless control
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C17/00—Arrangements for transmitting signals characterised by the use of a wireless electrical link
- G08C17/02—Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C19/00—Electric signal transmission systems
-
- G—PHYSICS
- G08—SIGNALLING
- G08C—TRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
- G08C23/00—Non-electrical signal transmission systems, e.g. optical systems
- G08C23/04—Non-electrical signal transmission systems, e.g. optical systems using light waves, e.g. infrared
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Computer Networks & Wireless Communication (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention provides a remote control device for a door of a subway train, which comprises a remote control transmitter, a control host, a control train line end connector and a DC110V train line end connector, wherein the control host comprises a case, a 110V direct-current stabilized power supply, a remote control receiver and a logic controller, a mains supply interface is arranged on the case and is connected with the input end of the 110V direct-current stabilized power supply, the mains supply interface directly supplies power for the remote control receiver and the logic controller, a signal output interface of the remote control receiver is connected with an input port of the logic controller, an output relay is arranged on the logic controller, and a 110V voltage output end of the 110V direct-current stabilized power supply is connected to the control train line end connector through a normally open contact of; the 110V voltage output end of the 110V direct current stabilized power supply is also connected with a DC110V train line end connector. The remote control device for the subway train door has the advantages of scientific design, high maneuverability, convenience in observation and capability of being operated by one person.
Description
Technical Field
The invention relates to a subway train stability testing device, in particular to a subway train door remote control device.
Background
In order to ensure the stability of opening and closing of the subway train door in the operation process, the subway train needs to be subjected to a door opening and closing stability experiment before maintenance is completed or the subway train is operated for the first time. The experiment can be carried out only when the whole train is electrified, so that the experiment can be carried out only when the subway train maintenance is basically finished, the train is regrouped and the electric debugging is carried out in the prior art, and the method has the following defects: (1) the train can be integrally tested only after the train is assembled, and the maneuverability is poor; (2) when an operator sends a door opening and closing instruction, the doors of the whole train perform door opening and closing actions, the difficulty in observing the abnormal movement condition of the doors is high, and the doors in abnormal states are not easy to find in time; (3) the door opening and closing control of the train can only be completed in a cab of the TC train, two persons are required to cooperatively operate for operating the opening and closing of the train door and observing the running state of the train door on site, and the operation is inconvenient.
In order to solve the above problems, people are always seeking an ideal technical solution.
Disclosure of Invention
The invention aims to overcome the defects of the prior art, and provides a subway train door remote control device which is scientific in design, high in maneuverability, convenient to observe and capable of being operated by one person.
In order to achieve the purpose, the invention adopts the technical scheme that: a remote control device for a door of a subway train comprises a remote control transmitter, a control host, a control train line end connector and a DC110V train line end connector, wherein the control host comprises a case, a 110V direct current stabilized voltage power supply, a remote control receiver and a logic controller which are arranged in the case, the case is provided with a mains supply interface which is connected with the input end of the 110V direct current stabilized voltage power supply, the commercial power interface directly supplies power for the remote control receiver and the logic controller, the remote control receiver is used for receiving the control signal of the remote control transmitter, the signal output interface of the remote control receiver is connected with the input port of the logic controller, the logic controller is provided with an output relay, the 110V voltage output end of the 110V direct-current stabilized power supply is connected to the train line control end connector through a normally open contact of the output relay; and the 110V voltage output end of the 110V direct-current stabilized power supply is also connected with the DC110V train line end connector.
Based on the above, the remote control receiver controls the power on-off of the logic controller.
Based on the above, the output relay comprises a relay Q1, a relay Q2, a relay Q3 and a relay Q4, and the relay Q1, the relay Q2, the relay Q3 and the relay Q4 respectively provide DC110V + signals for a left door switch, a right door switch, a left door opening and a right door opening train line.
Based on the above, the output relay is connected with the line between the train line control end connectors through the aviation plug and the aviation socket which are matched with each other.
Based on the above, a fuse is arranged on the power line of the logic controller, and a fuse is also arranged on the line between the 110V voltage output end of the 110V dc regulated power supply and the output relay.
On the basis of the above, machine case both sides are provided with an automatic winder respectively, the connecting wire of control train line end connector with the connecting wire of DC110V train line end connector twines respectively in an automatic winder, control train line end connector front end both sides and DC110V train line end connector front end both sides are provided with the installation ear, every all be provided with the installation screw on the installation ear.
Based on the above, the outlet end of the automatic winder is provided with a connector cassette, and the connector cassette corresponds to the rear end appearance of the control train line end connector and the rear end appearance of the DC110V train line end connector.
Based on the above, the top of the case is provided with the handle.
Compared with the prior art, the invention has outstanding substantive characteristics and remarkable progress, and particularly, the invention utilizes the 110V direct current stabilized power supply to convert commercial power into 110V direct current, the train line train end connector is connected with the train end connector of a train line on a train to provide temporary test power for a single train, the train line train end connector is connected with the train end connector of a train door control line on the train to provide DC110V + signals for the train door control line, the remote control receiver and the logic controller are both directly powered by the commercial power to ensure the power supply stability, the control host integrates all the equipment together to facilitate the transfer, when in use, a worker can stand near the train door to operate the remote control transmitter to send out a control signal, the logic controller sends out a door opening and closing signal to the test train after receiving the control signal, the test train performs door opening and closing actions and has the advantages of scientific design, high maneuverability, convenience in observation and capability of being operated by one person.
The aviation plug and the aviation socket are arranged, so that the connection of a signal output circuit is greatly facilitated; the protective tube protects the logic controller from being burnt out.
The automatic winder facilitates the extension and contraction of the connecting wire of the train line end connector and the connecting wire of the DC110V train line end connector, avoids the disorder of the connecting wires and is more convenient to use; when the connecting wire is collected, the connector clamping seat can clamp the rear end of the control train line end connector and the rear end of the DC110V train line end connector, so that the structure is more tidy and stable; the handle is convenient for the worker to grab.
Drawings
Fig. 1 is a circuit diagram of a remote control device for a door of a subway train in embodiment 1.
Fig. 2 is a schematic structural diagram of a remote control transmitter in embodiment 1.
Fig. 3 is an external configuration diagram of the housing in embodiment 2.
In the figure: 1.110V direct current stabilized power supply; 2. a remote control receiver; 3. a logic controller; 4. an aviation plug; 5. DC110V train line end connectors; 6. controlling a train end connector; 7. a chassis; 8. an automatic winder; 9. a connector holder; 10. a handle; 11. a connecting line outlet; 61. mounting lugs; 62. a threaded bore.
Detailed Description
The technical solution of the present invention is further described in detail by the following embodiments.
Example 1
As shown in fig. 1-2, a remote control device for a door of a subway train comprises a remote control transmitter, a control host, a train line end connector 6 and a DC110V train line end connector 5, wherein the control host comprises a case 7 and a 110V DC regulated power supply 1, a remote control receiver 2 and a logic controller 3 which are arranged in the case 7, the case 7 is provided with a mains supply interface (located behind the case 7), the mains supply interface is connected with an input end of the 110V DC regulated power supply 1, the mains supply interface is that the remote control receiver 2 and the logic controller 3 directly supply power, the remote control receiver 2 is used for receiving a control signal of the remote control transmitter, a signal output interface of the remote control receiver 2 is connected with an input port of the logic controller 3, the logic controller 3 is provided with an output relay, and a 110V voltage output end of the 110V DC regulated power supply 1 passes through a normally open contact of the output relay Is connected to the control train line end connector 6; the 110V voltage output end of the 110V direct current stabilized power supply 1 is also connected with the DC110V train line end connector 5. For better control, the remote control receiver 2 also controls the power on and off of the logic controller 3.
In this embodiment, the logic controller 3 is a siemens LOGO | 230RCE logic controller, the remote control transmitter is a limon F21-E1B remote control transmitter, and the remote control receiver 2 is a limon F21-E1B remote control receiver, wherein a computer control program can be downloaded in the logic controller 3.
The logic controller 3 has 8 input ports, wherein the input ports (I1-I7) are respectively connected with 7 signal output interfaces of the remote control receiver 2; the output relay comprises a relay Q1, a relay Q2, a relay Q3 and a relay Q4, wherein the relay Q1, the relay Q2, the relay Q3 and the relay Q4 respectively provide DC110V signals for a left door switch, a right door switch, a left door opening and a right door opening control train line. The remote control transmitter is provided with 8 buttons which are respectively defined as 'stop', 'open/reset', 'open', 'close', 'left side door', 'right side door', '600 open' and '600 close'.
Details of a computer control program actually used by the logic controller 3 in this embodiment are as follows:
defining input port I1 of logic controller 3 as "left door enable" in the program, when the "left door" button on the remote control transmitter is pressed, the remote control receiver 2 starts to give an input signal of 220V to I1, which disappears when released; when the effective time of the signal is within one second, setting left side gate permission in the program; the signal is again active for more than two seconds, and the program internal left gate is allowed to be cancelled.
Defining input port I2 as "right door enable" in the program, when the "right door" button on the remote control transmitter is pressed, the remote control receiver 2 starts to give I2 a 220V input signal, which disappears when released; when the effective time of the signal is within one second, setting right side gate permission in the program; the signal is again active for more than two seconds, and the program internal right gate is allowed to be cancelled.
The input port I3 is defined as '600 times automatic door opening and closing starting' in the program, when the '600 opening' button on the remote control transmitter is pressed, the remote control receiver 2 starts to give an input signal of 220V to the I3, and when the input signal is released, the signal disappears; when at least one of the left door permission and the right door permission is set, the button is pressed, an automatic door opening and closing program is activated, and the system alternately and circularly outputs a door opening control signal and a door closing control signal on the side corresponding to the door permission signal to the output relay; when the automatic door opening and closing program is activated, input signals corresponding to the buttons of the left door, the right door, the door opening and the door closing are shielded by the program and are invalid; when both the left door enable and the right door enable are not set, the button is pressed, and the system prompts that the left door button and the right door button are pressed first.
The input port I4 is defined as '600 times automatic door opening and closing pause' in the program, when the '600 off' button on the remote control transmitter is pressed, the remote control receiver 2 starts to give an input signal of 220V to the I4, and when the signal is released, the signal disappears; when this button is pressed, the program immediately suspends execution, and when "600 on" is pressed again, the program continues to loop.
The input port I5 is defined as 'manual door opening' in the program, when the 'door opening' button on the remote control transmitter is pressed, the remote control receiver 2 starts to give an input signal of 220V to the I5, and when the input signal is released, the signal disappears; when at least one of the left door permission and the right door permission is set and the automatic door opening and closing program is not activated, the 'door opening' button is pressed, and the program can output a door opening signal of the side corresponding to the door permission signal to the output relay; when the left door permission and the right door permission are not set, the button is pressed, and the system prompts that the left door button and the right door button are pressed first; when the system executes the automatic door opening and closing program, the input signal of the button is shielded by the program.
Defining the input port I6 as 'manual close door' in the program, when the 'close door' button on the remote control transmitter is pressed, the remote control receiver 2 starts to give an input signal of 220V to the I6, and when released, the signal disappears; when at least one of the left door permission and the right door permission is set and the automatic door opening and closing program is not activated, the 'door closing' button is pressed, and the program can output a door closing signal on the side corresponding to the door permission signal to the output relay; when the left door permission and the right door permission are not set, the button is pressed, and the system prompts that the left door button and the right door button are pressed first; when the system executes the automatic door opening and closing program, the input signal of the button is shielded by the program.
The input port I7 is defined as "counter reset" in the program, after power-on, when the "on/off" button on the remote control transmitter is pressed, the remote control receiver 2 starts to give an input signal of 220V to I7, and when released, the signal disappears; when the system suspends the automatic door opening and closing program, the current count value of the door opening and closing frequency counter in the program is reset once when the button is pressed; when the system executes an automatic door opening and closing program, the input signal of the button is shielded by the program; and when the door opening and closing times of the subway train door reach a set value, the automatic door opening and closing program can automatically stop.
The working principle is as follows:
the control host is moved to the position near a train power supply to be tested, the train power supply is opened, a train end connector of the train line and a train end connector of the control train line are exposed, the train end connector 5 of the train line is connected with a train end connector of the train line on the train to provide a temporary test power supply for a single train, the train end connector 6 of the control train line is connected with a train end connector of a train door control line on the train to provide a DC110V signal for the train door control line of the train.
The realization of the manual door opening and closing function: and (3) manually opening and closing the door at the left side, firstly pressing an 'open/reset' button, switching on the power supply of the logic controller 3, then pressing a 'left door' button, selecting to operate the left door, then pressing a 'door opening' button, enabling a left door opening signal, closing a relay Q3, providing a 110V + signal to a train left door train opening line, and finally pressing a 'door closing' button, enabling a left door opening signal, closing a relay Q1, and providing a 110V + signal to a train left door train opening line. And (3) manually opening and closing the door at the right side, firstly pressing an 'open/reset' button, switching on the power supply of the logic controller 3, then pressing a 'right door' button, selecting the operation of the right door, then when the 'open' button is pressed, enabling a right door opening signal, closing a relay Q4, supplying a 110V + signal to a train right door train opening line, and finally when the 'close' button is pressed, enabling a right door closing signal, closing a relay Q2, and supplying a 110V + signal to a train right door train opening line.
The realization of the automatic door opening and closing function: the door is automatically opened and closed at the left side, firstly, an 'open/reset' button is pressed, and the power supply of the logic controller 3 is switched on; then, a button of a left side door is pressed down, and the left side door is selected to be operated; subsequently, the "600 on" button is pressed, the left door open signal is asserted, the relay Q3 is turned on for 3 seconds, the 110V + signal is supplied to the train left door open line for 3 seconds, the left door open signal is asserted after 3 seconds of turning off, the relay Q1 is turned on for 3 seconds, the 110V + signal is supplied to the train left door open line for 3 seconds, and the left door open signal is asserted again after 3 seconds of turning off, and the sequence is repeated.
The door is automatically opened and closed at the right side, firstly, an 'open/reset' button is pressed, and the power supply of the logic controller 3 is switched on; then, a button of a right side door is pressed down, and the operation of the right side door is selected; subsequently, the "600 on" button is pressed, the right door open signal is asserted, the relay Q4 is turned on for 3 seconds, the 110V + signal is supplied to the train right door open train line for 3 seconds, the right door open signal is asserted after 3 seconds of turning off, the relay Q2 is turned on for 3 seconds, the 110V + signal is supplied to the train right door open train line for 3 seconds, and the right door open signal is asserted again after 3 seconds of turning off, and the sequence is repeated.
When the door is used, the buttons of the left door and the right door can be pressed down simultaneously, and the two sides can be opened and closed automatically at the same time.
In order to facilitate the connection of the signal output line, the line between the output relay and the train line control end connector 6 is connected with an aviation socket through an aviation plug 4 and an aviation socket which are matched with each other. Specifically, a 110V + power line of the 110V direct-current stabilized power supply 1 is connected into a 1-bit end of the relay Q1, a 1-bit end of the relay Q2, a 1-bit end of the relay Q3 and a 1-bit end of the relay Q4 through the aviation plug 4 and a No. 1 contact pin of an aviation socket; the 2-bit end of the relay Q1, the 2-bit end of the relay Q2, the 2-bit end of the relay Q3 and the 2-bit end of the relay Q4 are respectively connected to No. 2-5 contact pins of the aviation socket; and the control train line terminal connector 6 is connected with a train terminal connector on the train through a No. 2-5 contact pin of the aviation plug 4, and after the control train line terminal connector is connected with the train terminal connector on the train, DC110V + signals are respectively supplied to a left door switch, a right door switch, a left door opening and a right door opening train line.
In order to protect the logic controller 3 from being burnt out, a fuse tube is arranged on a power supply line of the logic controller 3, and a fuse tube is also arranged on a line between a 110V voltage output end of the 110V direct current stabilized power supply 1 and the output relay.
In order to facilitate the fixing of the end connectors, the two sides of the front end of the train line end connector 6 are controlled and the two sides of the front end of the DC110V train line end connector 5 are respectively provided with an installation lug 61, a threaded hole 62 is formed in the installation lug 61, the end connectors on the train are provided with threaded holes corresponding to the threaded holes 62, and the two end connectors are fixed through installation screws penetrating into the threaded holes.
Example 2
As shown in fig. 3, the present embodiment is different from embodiment 1 in that an automatic reel 8 is provided on both sides of the housing 7, and the connection wire of the control trainline end connector 6 and the connection wire of the DC110V trainline end connector 5 are wound around the automatic reels 8, respectively; during the use, connecting wire can freely stretch out and draw back, avoids connecting wire's mixed and disorderly to it is more convenient to use.
A connector clamping seat 9 is arranged at the wire outlet end of the automatic winder 8, and the connector clamping seat 9 is arranged corresponding to the shape of the rear end of the train line control end connector 6 and the shape of the rear end of the DC110V train line end connector 5; when the connecting wire is completely reeled back into the automatic reel 8, the connector clamping seat 9 just locks the rear end of the control train line end connector 6 and the rear end of the DC110V train line end connector 5, so that the structure is more tidy and stable, and the connecting wire is convenient to transfer.
A lifting handle 10 is arranged at the top of the case 7; when in use, the machine case 7 is convenient for the workers to grab.
Finally, it should be noted that the above examples are only used to illustrate the technical solutions of the present invention and not to limit the same; although the present invention has been described in detail with reference to preferred embodiments, those skilled in the art will understand that: modifications to the specific embodiments of the invention or equivalent substitutions for parts of the technical features may be made; without departing from the spirit of the present invention, it is intended to cover all aspects of the invention as defined by the appended claims.
Claims (8)
1. A remote control device for a subway train door is characterized in that: it comprises a remote control transmitter, a control host, a control train line end connector and a DC110V train line end connector, wherein the control host comprises a case, a 110V direct current stabilized voltage power supply, a remote control receiver and a logic controller which are arranged in the case, the case is provided with a mains supply interface which is connected with the input end of the 110V direct current stabilized voltage power supply, the commercial power interface directly supplies power for the remote control receiver and the logic controller, the remote control receiver is used for receiving the control signal of the remote control transmitter, the signal output interface of the remote control receiver is connected with the input port of the logic controller, the logic controller is provided with an output relay, the 110V voltage output end of the 110V direct-current stabilized power supply is connected to the train line control end connector through a normally open contact of the output relay; and the 110V voltage output end of the 110V direct-current stabilized power supply is also connected with the DC110V train line end connector.
2. The remote control device for the subway train door as claimed in claim 1, wherein: and the remote control receiver controls the on-off of the power supply of the logic controller.
3. The remote control device for the subway train door as claimed in claim 1 or 2, wherein: the output relay comprises a relay Q1, a relay Q2, a relay Q3 and a relay Q4, wherein the relay Q1, the relay Q2, the relay Q3 and the relay Q4 respectively provide DC110V + signals for a left door switch, a right door switch, a left door switch and a right door train line.
4. The remote control device for the subway train door as claimed in claim 3, wherein: and the output relay is connected with a line between the train line and the train end control connector through an aviation plug and an aviation socket which are matched with each other.
5. The remote control device for the subway train door as claimed in claim 4, wherein: a protective tube is arranged on a power circuit of the logic controller, and a protective tube is also arranged on a circuit between a 110V voltage output end of the 110V direct-current stabilized power supply and the output relay.
6. The remote control device for the subway train door according to any one of claims 1, 2, 4 or 5, wherein: case both sides are provided with an automatic winder respectively, the connecting wire of control train line end connector with the connecting wire of DC110V train line end connector twines respectively in an automatic winder, control train line end connector front end both sides and DC110V train line end connector front end both sides are provided with the installation ear respectively, every all be provided with the installation screw on the installation ear.
7. The remote control device for the subway train door as claimed in claim 6, wherein: the wire outlet end of the automatic winder is provided with a connector clamping seat, and the connector clamping seat corresponds to the shape of the rear end of the train line control end connector and the shape of the rear end of the DC110V train line end connector.
8. The remote control device for the subway train door as claimed in claim 7, wherein: the top of the case is provided with a handle.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910822461.XA CN110599753A (en) | 2019-09-02 | 2019-09-02 | Remote control device for subway train door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910822461.XA CN110599753A (en) | 2019-09-02 | 2019-09-02 | Remote control device for subway train door |
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| Publication Number | Publication Date |
|---|---|
| CN110599753A true CN110599753A (en) | 2019-12-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910822461.XA Pending CN110599753A (en) | 2019-09-02 | 2019-09-02 | Remote control device for subway train door |
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| CN (1) | CN110599753A (en) |
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| CN105628407A (en) * | 2016-01-05 | 2016-06-01 | 中车南京浦镇车辆有限公司 | Device and method for testing automatic opening/closing of rail vehicles |
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| CN208672332U (en) * | 2018-08-28 | 2019-03-29 | 青岛地铁集团有限公司运营分公司 | It is a kind of for controlling the exerciser and railcar of railcar door device |
| CN110001678A (en) * | 2019-03-26 | 2019-07-12 | 中车青岛四方机车车辆股份有限公司 | Compartment power supply burn out detection and protection control circuit |
| CN210743183U (en) * | 2019-09-02 | 2020-06-12 | 郑州地铁集团有限公司运营分公司 | Remote control device for subway train door |
-
2019
- 2019-09-02 CN CN201910822461.XA patent/CN110599753A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105628407A (en) * | 2016-01-05 | 2016-06-01 | 中车南京浦镇车辆有限公司 | Device and method for testing automatic opening/closing of rail vehicles |
| CN206146656U (en) * | 2016-10-20 | 2017-05-03 | 中车青岛四方机车车辆股份有限公司 | EMUs stopper sliding door test device |
| CN107291070A (en) * | 2017-08-09 | 2017-10-24 | 南京中车浦镇城轨车辆有限责任公司 | 160 kilometers of concentration power motor car group bicycle collection control functional simulation debugging apparatus |
| CN207867269U (en) * | 2018-03-01 | 2018-09-14 | 郑州市轨道交通有限公司运营分公司 | Subway train switch gate test control device |
| CN208672332U (en) * | 2018-08-28 | 2019-03-29 | 青岛地铁集团有限公司运营分公司 | It is a kind of for controlling the exerciser and railcar of railcar door device |
| CN110001678A (en) * | 2019-03-26 | 2019-07-12 | 中车青岛四方机车车辆股份有限公司 | Compartment power supply burn out detection and protection control circuit |
| CN210743183U (en) * | 2019-09-02 | 2020-06-12 | 郑州地铁集团有限公司运营分公司 | Remote control device for subway train door |
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