CN111775964A - Laser scanning protection device for transverse moving type railway platform door and control method thereof - Google Patents
Laser scanning protection device for transverse moving type railway platform door and control method thereof Download PDFInfo
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- CN111775964A CN111775964A CN202010724987.7A CN202010724987A CN111775964A CN 111775964 A CN111775964 A CN 111775964A CN 202010724987 A CN202010724987 A CN 202010724987A CN 111775964 A CN111775964 A CN 111775964A
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- 238000000034 method Methods 0.000 title claims description 8
- 238000001514 detection method Methods 0.000 claims abstract description 19
- 230000004888 barrier function Effects 0.000 claims description 4
- 230000001012 protector Effects 0.000 claims description 2
- 230000001360 synchronised effect Effects 0.000 abstract description 3
- 238000013461 design Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000003032 molecular docking Methods 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
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- 101100168607 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) UTR2 gene Proteins 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B61—RAILWAYS
- B61B—RAILWAY SYSTEMS; EQUIPMENT THEREFOR NOT OTHERWISE PROVIDED FOR
- B61B1/00—General arrangement of stations, platforms, or sidings; Railway networks; Rail vehicle marshalling systems
- B61B1/02—General arrangement of stations and platforms including protection devices for the passengers
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- 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
- E05F15/40—Safety devices, e.g. detection of obstructions or end positions
- E05F15/42—Detection using safety edges
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- 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
- E05F15/60—Power-operated mechanisms for wings using electrical actuators
- E05F15/603—Power-operated mechanisms for wings using electrical actuators using rotary electromotors
- E05F15/632—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings
- E05F15/635—Power-operated mechanisms for wings using electrical actuators using rotary electromotors for horizontally-sliding wings operated by push-pull mechanisms, e.g. flexible or rigid rack-and-pinion arrangements
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01V—GEOPHYSICS; GRAVITATIONAL MEASUREMENTS; DETECTING MASSES OR OBJECTS; TAGS
- G01V8/00—Prospecting or detecting by optical means
- G01V8/10—Detecting, e.g. by using light barriers
- G01V8/20—Detecting, e.g. by using light barriers using multiple transmitters or receivers
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- 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
- E05F15/40—Safety devices, e.g. detection of obstructions or end positions
- E05F15/42—Detection using safety edges
- E05F15/43—Detection using safety edges responsive to disruption of energy beams, e.g. light or sound
- E05F2015/434—Detection using safety edges responsive to disruption of energy beams, e.g. light or sound with cameras or optical sensors
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- E—FIXED CONSTRUCTIONS
- E05—LOCKS; KEYS; WINDOW OR DOOR FITTINGS; SAFES
- E05Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES E05D AND E05F, RELATING TO CONSTRUCTION ELEMENTS, ELECTRIC CONTROL, POWER SUPPLY, POWER SIGNAL OR TRANSMISSION, USER INTERFACES, MOUNTING OR COUPLING, DETAILS, ACCESSORIES, AUXILIARY OPERATIONS NOT OTHERWISE PROVIDED FOR, APPLICATION THEREOF
- E05Y2900/00—Application of doors, windows, wings or fittings thereof
- E05Y2900/40—Application of doors, windows, wings or fittings thereof for gates
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- General Physics & Mathematics (AREA)
- Geophysics (AREA)
- Transportation (AREA)
- Mechanical Engineering (AREA)
- Platform Screen Doors And Railroad Systems (AREA)
- Power-Operated Mechanisms For Wings (AREA)
Abstract
The invention discloses a laser scanning protection device for a cross sliding type railway platform door, which is characterized by comprising the following components: the laser protection devices (9) are arranged at the two longitudinal ends of the railway platform door and are used for detecting foreign matters in a gap between the railway platform door and the train (1); and the sliding driving device is connected with the laser protection device (9) and is used for driving the laser protection device (9) to slide in a reciprocating manner along the transverse direction of the platform (2) so as to perform reciprocating scanning on a detection area between the railway platform door and the train (1). According to the invention, the pair of laser protection devices are respectively arranged on the two sides of the platform door, and under the synchronous control of the sliding driving device, the laser protection devices are enabled to transversely and synchronously slide along the platform, so that the detection area between the railway platform door and the train is scanned in a reciprocating manner, thereby effectively detecting the existence of passengers or obstacles and eliminating potential safety hazards.
Description
Technical Field
The invention belongs to the field of railway platforms, and particularly relates to a transverse moving type railway platform door laser scanning protection device and a control method thereof.
Background
For guaranteeing normal operation of railway train and passenger's safety, improve the environment of waiting, improve the comfort level that the passenger waited, consider generally to set up protector at the platform edge, if: a platform door. The platform door is a device which is arranged on the side edge of the railway platform close to the track and separates the platform area from the track area. When the train arrives, the electric door is opened for passengers to get on or off the train.
When the train passes through the station without stopping and the speed is high, it is necessary to arrange protection facilities such as a platform door for ensuring the safety of passengers. However, the conventional station usually adopts multi-vehicle mixed running, and due to the fact that domestic railway vehicles are various in type (CRH1A, CRH2, CRH5, CRH6A, CRH1, CRH3C, CRH380A, CRH380B and CRH380 AL), the number and the arrangement positions of train doors are complex and different, platform doors are corresponding to the train doors one by one, and the traditional platform doors are difficult to adapt to various vehicle types simultaneously. From the existing design condition of the platform door at home and abroad, when the platform door is compatible with various vehicle types or meets the high-speed on-line station passing condition, the platform door is generally installed in a mode of retreating the platform door. According to the relevant requirements of the building design fire protection code (2018 edition) (GB 50016-: the net width of the one-way pedestrian passageway is 0.55 m. In order to reduce mutual conflict of two-way pedestrians, a scheme that the platform door system is installed 1.2m behind the platform edge is generally adopted.
In the actual operation process of the railway, an accident that passengers are clamped between a closed platform door and a train door occurs, and the potential safety hazard of personnel detention is increased for a space of 1.2 m.
Disclosure of Invention
Aiming at least one of the defects or the improvement requirements of the prior art, the invention provides a transverse moving type laser scanning protection device for a railway platform door and a control method thereof. The specific schemes such as the time and the times of the sliding reciprocation of the laser protection device can be adjusted; after the correlation is completed, the laser protection device returns to the initial position. According to the railway operation requirement, the laser protection device can detect all-weather except the skylight time so as to ensure that no passenger or obstacle appears beside the platform.
To achieve the above object, according to one aspect of the present invention, there is provided a laser scanning protection device for a cross sliding type railway platform door, comprising:
the laser protection devices are arranged at the two longitudinal ends of the railway platform door and are used for detecting foreign matters in a gap between the railway platform door and a train;
and the sliding driving device is connected with the laser protection device and is used for driving the laser protection device to slide in a reciprocating manner along the transverse direction of the platform so as to perform reciprocating scanning on a detection area between the railway platform door and the train.
Preferably, the laser protection device comprises a laser correlation structure, a laser correlation port, a slide block bracket and a guide groove;
the laser correlation structure is provided with the laser correlation port and is arranged in the guide groove through the sliding block bracket, the guide groove is arranged in the platform, and the sliding block bracket and the guide groove form a guide rail sliding block pair;
the sliding driving device is used for driving the guide rail sliding block pair.
Preferably, a plurality of the laser correlation ports are distributed up and down on the laser correlation structure.
Preferably, the guide slot is embedded in the docking station.
Preferably, the sliding driving device comprises a gear and a rack which are matched with each other;
the rack is arranged along the transverse direction of the platform, one end of the rack is meshed with the gear, the other end of the rack is connected with the laser protection device, and the gear is driven to actuate the laser protection device.
Preferably, the sliding driving device comprises a gear, a rack and a driving motor which are matched with each other;
the rack is arranged along the transverse direction of the platform, one end of the rack is meshed with the gear, the other end of the rack is connected with the sliding block support, and the driving motor drives the gear to further actuate the laser correlation structure and the laser correlation port.
Preferably, the railway platform door comprises a fixed door, a sliding door; the fixed door is arranged between the sliding doors.
Preferably, the railway platform door further comprises a top box provided on top of the fixed door and the sliding door.
Preferably, the railway platform door further comprises end doors disposed at both ends of the platform door and perpendicular to the fixed door.
To achieve the above object, according to another aspect of the present invention, there is provided a method for controlling a laser scanning protection device for a cross sliding type railway platform door, comprising the steps of:
s1, the train enters the station and stops stably, the passenger room door of the train and the sliding door of the railway platform door are opened, passengers get on and off, and the laser protection device does not work at the moment;
s2, after passengers get on or off, the sliding driving device drives the laser protection device to slide in a reciprocating mode, meanwhile, the laser protection device emits laser beams to perform reciprocating scanning on a detection area between the railway platform door and the train, whether foreign bodies exist in the detection area is judged, and once passengers or barriers appear in the detection area, an alarm is given immediately;
and S3, after ensuring that no foreign matter exists in the detection area, closing the sliding door and enabling the train to exit from the platform.
The above-described preferred features may be combined with each other as long as they do not conflict with each other.
Generally, compared with the prior art, the above technical solution conceived by the present invention has the following beneficial effects:
1. according to the laser scanning protection device for the transverse moving type railway platform door, the pair of laser protection devices are respectively arranged on the two sides of the platform door, and under the synchronous control of the sliding driving device, the laser protection devices are enabled to transversely and synchronously slide along the platform, so that the detection area between the railway platform door and a train is scanned in a reciprocating manner, the existence of passengers or obstacles is effectively detected, and potential safety hazards are eliminated.
2. According to the laser scanning protection device for the cross sliding type railway platform door, the specific schemes such as the time and the times of the sliding reciprocating of the laser scanning protection device can be adjusted; after the correlation is completed, the laser protection device returns to the initial position.
3. The laser scanning protection device for the cross sliding type railway platform door can perform all-weather detection on the laser protection device except for skylight time according to railway operation requirements so as to ensure that no passenger or obstacle appears beside the platform.
Drawings
Fig. 1 is a schematic top view of a laser scanning guard of a cross sliding railway platform door in accordance with an embodiment of the present invention;
fig. 2 is a schematic side view of a laser scanning guard of a cross sliding type railway platform door according to an embodiment of the present invention;
fig. 3 is a schematic front view of a laser scanning protection device for a cross sliding type railway platform door according to an embodiment of the present invention;
fig. 4 is a schematic view of a laser protection device of the laser scanning protection device for a cross sliding type railway platform door according to the embodiment of the invention.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention. In addition, the technical features involved in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other. The present invention will be described in further detail with reference to specific embodiments.
As a preferred embodiment of the present invention, as shown in fig. 1 to 4, the present invention provides a laser scanning protection device for a sliding type railway platform door, comprising: the laser protection devices 9 are arranged at the two longitudinal ends of the railway platform door and are used for detecting foreign matters in a gap between the railway platform door and the train 1; and the sliding driving device is connected with the laser protection device 9 and is used for driving the laser protection device 9 to slide in a reciprocating manner along the transverse direction of the platform 2 so as to perform reciprocating scanning on a detection area between the railway platform door and the train 1.
As shown in fig. 4, the laser protection device 9 includes a laser correlation structure 9-1, a laser correlation port 9-2, a slider bracket 9-3, and a guide groove 9-4. The laser correlation structure 9-1 is provided with the laser correlation port 9-2 and is arranged in the guide groove 9-4 through the slide block bracket 9-3, the guide groove 9-4 is arranged in the platform 2, and the slide block bracket 9-3 and the guide groove 9-4 form a guide rail slide block pair; the sliding driving device is used for driving the guide rail sliding block pair. Preferably, a plurality of the laser correlation ports 9-2 are distributed up and down on the laser correlation structure 9-1, such as 3 shown in fig. 4. Preferably, the guide channels 9-4 are embedded in the docking station 2.
The sliding driving device comprises a gear 7 and a rack 8 which are matched with each other and is arranged on two sides of doors 6 at two ends of the platform door; the rack 8 is arranged along the transverse direction of the platform 2, one end of the rack is meshed with the gear 7, the other end of the rack is connected with the laser protection device 9, and the gear 7 is driven to actuate the laser protection device 9. Preferably, the sliding driving device comprises a gear 7, a rack 8 and a driving motor 11 which are matched with each other; the rack 8 is arranged along the transverse direction of the platform 2, one end of the rack is meshed with the gear 7, the other end of the rack is connected with the slider bracket 9-3, the driving motor 11 is fixed on the platform through a frame-shaped motor mounting seat 12 and is coaxially connected with the gear 7, and the driving motor 11 drives the gear 7 to further actuate the laser correlation structure 9-1 and the laser correlation port 9-2.
As shown in fig. 1 to 3, the railway platform door includes a fixed door 4, a sliding door 5, and an end door 6. The fixed doors 4 are disposed between the sliding doors 5, and between the sliding doors 5 and the end doors 6, and serve as a shield between the platform public area and the tunnel area.
When the sliding door 5 is closed, the sliding door can be used as a barrier between a station platform public area and a tunnel area; when the device is opened, a passage for passengers to get on and off the train is provided; and can also be used as an evacuation channel for passengers when a fire disaster or a fault occurs in the station tunnel region. When the train is parked at the platform and in the correct position, the sliding door 5 will be aligned with the passenger compartment door 13 of the train car.
The end doors 6 are arranged at two ends of each platform door, when the doors are fully opened, the doors rotate 90 degrees to the platform side, and the end doors separate the platform public area from the rail running area in the width direction of the station, so that the shielding effect is achieved. Station service or maintenance personnel can enter the platform equipment area and the inter-area tunnel from the end door.
The railway platform door further comprises a top box 3, the top box 3 is a box body structure which is arranged on the fixed door 4 and the sliding door 5 and used for protecting equipment such as a door machine, and the main part is a top box cover plate. The top box cover plate is a cover plate arranged on the upper part of the station side, is mainly used for covering a door machine structure and can be used as a setting position of a guide mark, and the cover plate consists of a fixed stainless steel bottom cover plate and a stainless steel or powder coating and spraying steel cover plate provided with hinges and provides an installation space and an overhaul entrance for driving, monitoring and power distribution equipment.
The invention discloses a control method of a laser scanning protection device of a transverse moving type railway platform door, which comprises the following steps:
s1, the train enters the station and stops stably, the passenger room door 13 of the train and the sliding door 5 of the railway platform door are opened, passengers get on and off, and the laser protection device 9 does not work at the moment;
s2, after passengers get on and off, the sliding driving device drives the laser protection device 9 to slide for 1 time in a reciprocating mode at a certain speed, meanwhile, the laser opposite-emitting port 9-2 at one end of the platform emits laser beams 10, the other end of the platform receives the laser beams, the detection area between the railway platform door and the train is scanned in a reciprocating mode, whether foreign bodies exist in the detection area is judged, and once passengers or barriers appear in the detection area, an alarm is given immediately;
and S3, after ensuring that no foreign matter exists in the detection area, closing the sliding door 5 and enabling the train to exit from the platform.
According to the invention, the pair of laser protection devices are respectively arranged on the two sides of the platform door, and under the synchronous control of the sliding driving device, the laser protection devices are enabled to transversely and synchronously slide along the platform, so that the detection area between the railway platform door and the train is scanned in a reciprocating manner, thereby effectively detecting the existence of passengers or obstacles and eliminating potential safety hazards. The specific schemes such as the time and the times of the sliding reciprocation of the laser protection device can be adjusted; after the correlation is completed, the laser protection device returns to the initial position. According to the railway operation requirement, the laser protection device can detect all-weather except the skylight time so as to ensure that no passenger or obstacle appears beside the platform.
It will be understood by those skilled in the art that the foregoing is only a preferred embodiment of the present invention, and is not intended to limit the invention, and that any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the scope of the present invention.
Claims (10)
1. The utility model provides a sideslip formula railway platform door laser scanning protector which characterized in that includes:
the laser protection devices (9) are arranged at the two longitudinal ends of the railway platform door and are used for detecting foreign matters in a gap between the railway platform door and the train (1);
and the sliding driving device is connected with the laser protection device (9) and is used for driving the laser protection device (9) to slide in a reciprocating manner along the transverse direction of the platform (2) so as to perform reciprocating scanning on a detection area between the railway platform door and the train (1).
2. The laser scanning guard for a traversing railway platform door according to claim 1, wherein:
the laser protection device (9) comprises a laser correlation structure (9-1), a laser correlation port (9-2), a sliding block bracket (9-3) and a guide groove (9-4);
the laser correlation structure (9-1) is provided with the laser correlation port (9-2) and is arranged on the guide groove (9-4) through the slide block bracket (9-3), the guide groove (9-4) is arranged on the platform (2), and the slide block bracket (9-3) and the guide groove (9-4) form a guide rail and slide block pair;
the sliding driving device is used for driving the guide rail sliding block pair.
3. The laser scanning guard for a traversing railway platform door according to claim 2, wherein:
a plurality of laser correlation ports (9-2) are distributed up and down on the laser correlation structure (9-1).
4. The laser scanning guard for a traversing railway platform door according to claim 2, wherein:
the guide groove (9-4) is embedded in the platform (2).
5. The laser scanning guard for a traversing railway platform door according to claim 1, wherein:
the sliding driving device comprises a gear (7) and a rack (8) which are matched with each other;
the rack (8) is arranged along the transverse direction of the platform (2), one end of the rack is meshed with the gear (7), the other end of the rack is connected with the laser protection device (9), and the gear (7) is driven to actuate the laser protection device (9).
6. The laser scanning guard for a traversing railway platform door according to claim 2, wherein:
the sliding driving device comprises a gear (7), a rack (8) and a driving motor (11) which are matched with each other;
the rack (8) is arranged along the transverse direction of the platform (2), one end of the rack is meshed with the gear (7), the other end of the rack is connected with the sliding block support (9-3), and the driving motor (11) drives the gear (7) to further actuate the laser correlation structure (9-1) and the laser correlation port (9-2).
7. The laser scanning guard for a traversing railway platform door according to claim 1, wherein:
the railway platform door comprises a fixed door (4) and a sliding door (5); the fixed door (4) is arranged between the sliding doors (5).
8. The laser scanning guard for a traversing railway platform door according to claim 7, wherein:
the railway platform door further comprises a top box (3) arranged at the tops of the fixed door (4) and the sliding door (5).
9. The laser scanning guard for a traversing railway platform door according to claim 7, wherein:
the railway platform door further comprises end doors (6) which are arranged at two ends of the platform door and are perpendicular to the fixed door (4).
10. A method of controlling a laser scanning guard for a traverser railway platform door according to any one of claims 1 to 9, comprising the steps of:
s1, the train enters the station and stops stably, the passenger room door (13) of the train and the sliding door (5) of the railway platform door are opened, passengers get on and off, and the laser protection device (9) does not work at the moment;
s2, after passengers get on and off, the sliding driving device drives the laser protection device (9) to slide in a reciprocating mode, meanwhile, the laser protection device (9) emits laser beams to conduct reciprocating scanning on a detection area between the railway platform door and the train, whether foreign bodies exist in the detection area is judged, and once passengers or barriers appear, an alarm is given immediately;
and S3, after ensuring that no foreign matter exists in the detection area, closing the sliding door (5) and enabling the train to move out of the platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010724987.7A CN111775964A (en) | 2020-07-24 | 2020-07-24 | Laser scanning protection device for transverse moving type railway platform door and control method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010724987.7A CN111775964A (en) | 2020-07-24 | 2020-07-24 | Laser scanning protection device for transverse moving type railway platform door and control method thereof |
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| CN111775964A true CN111775964A (en) | 2020-10-16 |
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| CN202010724987.7A Pending CN111775964A (en) | 2020-07-24 | 2020-07-24 | Laser scanning protection device for transverse moving type railway platform door and control method thereof |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN114084171A (en) * | 2021-11-02 | 2022-02-25 | 中国铁道科学研究院集团有限公司电子计算技术研究所 | Rocker arm type platform gap intelligent monitoring and alarming method and system and electronic equipment |
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|---|---|---|---|---|
| CN114084171A (en) * | 2021-11-02 | 2022-02-25 | 中国铁道科学研究院集团有限公司电子计算技术研究所 | Rocker arm type platform gap intelligent monitoring and alarming method and system and electronic equipment |
| CN114084171B (en) * | 2021-11-02 | 2024-02-23 | 中国铁道科学研究院集团有限公司电子计算技术研究所 | Intelligent monitoring and alarming method and system for gap between rocker arm type platforms and electronic equipment |
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