CN206841423U - Overhead type foreign matter detection system between a kind of subway platform door and car door - Google Patents
Overhead type foreign matter detection system between a kind of subway platform door and car door Download PDFInfo
- Publication number
- CN206841423U CN206841423U CN201720098513.XU CN201720098513U CN206841423U CN 206841423 U CN206841423 U CN 206841423U CN 201720098513 U CN201720098513 U CN 201720098513U CN 206841423 U CN206841423 U CN 206841423U
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- Prior art keywords
- door
- foreign matter
- gate
- scanning
- laser sensor
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- Withdrawn - After Issue
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Abstract
The utility model provides overhead type foreign matter detection system between a kind of subway platform door and car door, includes the gating circuit of access platform door safety circuit；The gating circuit includes the door control devices that corresponding each gate is provided with, and each door control devices are sequentially connected in series；The door control devices include scanning laser sensor and control unit；The scanning laser sensor is arranged on the top of gate, and the scanning range of the scanning laser sensor is between gate and car door；The scanning laser sensor communicates to connect with control unit.When the scanning laser sensor is detected with foreign matter, the scanning laser sensor will detect the information transfer of foreign matter to described control unit, described control unit then sends trigger signal and is given to platform door safety circuit, and the platform door safety circuit sends the signal for forbidding train to enter the station.
Description
Technical field
Foreign matter detection system is the utility model is related to, overhead type foreign matter between more particularly to a kind of subway platform door and car door
Detecting system.
Background technology
Xegregating unit of the gate as Gui Hang areas and platform area, it is ensureing the effect of operation security, energy-conservation etc.
Clearly, nowadays domestic each city underground circuit is widely used using gate as necessary equipment.But simultaneously in order to protect
Traffic safety is demonstrate,proved, gate should be in strict accordance with the requirement of gauge in the installation site (distance away from track centerline) of platform.
According to《Metro design code》It is required that the slip door body of gate is to the clear distance between vehicle wheel profile (not opening the door),
When vehicle uses stopping sliding door, 130mm should be used+15 -5；When station uses hidden door or outside hanging door, 100mm should be used+15 -5.Mesh
Preceding railcar generally uses stopping sliding door, and because vehicle wheel profile is arc, and platform door body is straight line, therefore car door
Gap value between gate is actually not less than 130mm.And for curve platform, gauge will further increase this
Distance, according to《Metro design code》Requirement to curve platform, mutually should gap value can reach 210mm.The gap value is enough
Passenger is clipped between car door and gate, so as to which security incident occurs.There is the detection system to the mode of penetrating of application at present
The limited ungraduated ruler cun of system influences that the region detection can not be met, check frequency be present, therefore use unrestricted boundary in this place
The overhead type foreign matter detection system that size influences is necessary.
Utility model content
The purpose of the utility model is for overcome the deficiencies in the prior art, there is provided is pushed up between a kind of subway platform door and car door
Formula foreign matter detection system is put, it, which can effectively be monitored, whether there is foreign matter between gate and car door, reduce check frequency, improve ground
Iron is safe to use.
In order to achieve the above object, the utility model uses following technical scheme：
Overhead type foreign matter detection system between a kind of subway platform door and car door, include the door of access platform door safety circuit
Control circuit；The gating circuit includes the door control devices that corresponding each gate is provided with, and each door control devices are sequentially connected in series；It is described
Door control devices include scanning laser sensor and control unit；
The scanning laser sensor is arranged on the top of gate, and the scanning range of the scanning laser sensor is station
Between platform door and car door；
The scanning laser sensor communicates to connect with control unit；
When the scanning laser sensor is detected with foreign matter, the scanning laser sensor will detect the information of foreign matter
Transmit to described control unit, described control unit then sends trigger signal and is given to platform door safety circuit, the gate peace
Full loop sends the signal for forbidding train to enter the station.
Preferably, also including the monitoring host computer used as server, the monitoring host computer connects with described control unit
Connect；When the scanning laser sensor is detected with foreign matter, described control unit is transferred to monitoring host computer by signal is produced.
Preferably, also including control and monitor console, the control and monitor console is provided with monitoring display screen, and the control and monitor console is led with the monitoring
Machine connects；When described control unit generation signal is transferred to monitoring host computer, the monitoring host computer is controlled on the monitoring display screen
Show the scanning laser sensor for detecting foreign matter.
Preferably, including wrong report button on the control and monitor console, the wrong report button is in parallel with the gating circuit and connects
Enter the platform door safety circuit；When finding scanning laser sensor wrong report, start wrong report button, the gate returns safely
Road stops sending the instruction for forbidding train to enter the station.
Preferably, the control and monitor console is arranged on the end position of platform.
Preferably, the scanning laser sensor is arranged on the concrete on the rear shrouding of gate and above it
2.4~3m of back timber.
Preferably, if the scanning laser sensor is to be carried out simultaneously between gate and car door with dried layer light curtain
The scanning sensor of scanning.
Preferably, the scanning laser sensor is to carry out sweeping between gate and car door simultaneously with four layers of light curtain
The scanning sensor retouched, four layers of light curtain include 0 degree of light curtain, 2 degree of light curtains, 4 degree of light curtains, 6 degree of light curtains.
Preferably, also including corresponding each door control devices is all provided with bypass switch, the by-pass switch and the door
Control the equipment access gating circuit in parallel；When closing certain bypass switch, door control devices corresponding to the by-pass switch are short-circuited,
The scanning result of the scanning laser sensor of the door control devices is not sent to gate safety circuit.
Preferably, also including a bypass master switch, the bypass master switch is in parallel with the gating circuit and accesses institute
State platform door safety circuit.
Compared with prior art, the utility model has the advantages that：
1st, overhead type installation protection wide coverage, precision are high
Scanning laser sensor is arranged on concrete top beam bottom, is influenceed by gauge small, and search coverage can be adjusted flexibly, full
Foot can detect the requirement of any position between two, realize no dead angle solid region protection, can detect gate and car door it
Between arbitrary diameter be more than 8mm object.Conventional laser-correlation mode is avoided due to being influenceed to be only capable of detecting platform outdoors by gauge
The drawbacks of 30mm scopes.The laser-correlation mode used at present, shortcoming are rate of false alarm height, and investigative range is restricted, and blind area be present,
The utility model proposes new overhead type mounting means, the unrestricted boundary of the mounting means influences, and comprehensive can detect.
2nd, pattern is optional, strengthens stability and reliability
System is provided with by-pass switch, so as to ensure the stability of whole detecting system and reliability.When by-pass switch breaks
When opening, detection circuit connects with platform door safety circuit, and when system detectio is to foreign matter, train can not start or enter the station, and is protected from what
Protect passenger safety；When by-pass switch closes, detecting system does not connect with platform door safety circuit, system detectio to foreign matter Times
Warn but do not influence the startup of train or enter the station.The detection module of each gate cell also possesses bypass mode simultaneously, when some laser
Scanning sensor detection unit can start bypass mode, without shadow there occurs during expendable failure to the detection unit
Other detection units are rung to run in automatic mode.Therefore, system can allow simultaneously various modes and deposits into row detection and strengthens
The reliability of system.
3rd, driver operation is facilitated
System sets monitoring touch-screen in gate end, when the scanning laser sensor for detecting foreign matter will be shown
On screen, driver is facilitated to check." wrong report " and " foreign matter confirmation " two buttons are provided with simultaneously, when system detectio has quoted foreign matter
When, driver can be reaffirmed, reduced system wrong report and influenceed the probability of driving.
Brief description of the drawings
Fig. 1 is scanning laser sensor installation site and scanning range schematic diagram；
Fig. 2 is scanning laser sensor investigative range schematic diagram；
Fig. 3 is system architecture schematic diagram of the present utility model；
Fig. 4 is the utility model access platform door safety circuit schematic diagram.
In figure：
1-gate；2-scanning laser sensor；21-light curtain；3-train.
Embodiment
In conjunction with accompanying drawing, the utility model is described in further detail with specific embodiment.
The utility model provides overhead type foreign matter detection system between a kind of subway platform door and car door, including access platform
Gating circuit, control and monitor console and the monitoring host computer used as server of door safety circuit.Gating circuit includes corresponding each station
Platform door matches somebody with somebody the door control devices being arranged with, and each door control devices are sequentially connected in series；Door control devices include scanning laser sensor and control
Unit, scanning laser sensor communicate to connect with control unit.Connect and lead to by rigid line between monitoring host computer and gating circuit
Letter connection, monitoring host computer communicate to connect with platform door safety circuit；Control unit communicates to connect with monitoring host computer.Set on control and monitor console
There are laser state indicator lamp and buzzer, control and monitor console is connected with monitoring host computer.When scanning laser sensor is detected with foreign matter, swash
Optical scanning sensor will detect the information transfer of foreign matter to described control unit, and control unit then sends trigger signal to arriving at a station
Platform door safety circuit, the platform door safety circuit send the signal for forbidding train to enter the station.
Scanning laser sensor is arranged on the top of gate, is specifically arranged on the rear shrouding of gate and apart from it
2.4~3m of concrete top beam of top.The scanning range of scanning laser sensor is between gate and car door, laser scanner
0 degree of light curtain, 2 degree of light curtains, 4 degree of light curtains, 6 degree of light curtains can be realized.0 degree, 2 degree, 4 degree and 6 degree light curtain, this 4 layers of light curtain detections,
The regional extent for ensureing to detect covers the space between whole train door and gate.And the laser of the use of prior art
To the detection mode penetrated, only one side light curtain, only a face detection, investigative range very little, for gate and train door
Between region have blind area, potential safety hazard can be so produced, so that safe thing easily occurs between gate and train door
Therefore.Compared with prior art, the utility model scans the region simultaneously by quadruple light curtain, equivalent to regionally detecting, for station
Region between platform door and train door can be detected to obtain, and the region avoided between gate and train door has blind area
Situation, greatly reduce between gate and train door occur security incident probability.It is daily to turn into people in subway transportation
The important vehicles of trip, in the case that subway freight volume is all very big daily, reduces and occur between gate and train door
The probability of security incident, make the trip of people safer, for protecting the lives and properties of people to be made that very big contribution.
By said system, when scanning laser sensor scanning between gate and car door to when having foreign matter, laser scanning
Sensor returns and sends a signal to control unit, and control unit can send a signal to monitoring host computer and platform door safety circuit, platform
Door safety circuit sends the instruction for forbidding train to enter the station, and forbids train to enter the station；Meanwhile monitoring host computer controls the monitoring display screen
On show the scanning laser sensor for detecting foreign matter, such as can be shown in screen the laser scanner sequence number or should
Laser scanner is in the location of whole platform.
Because the system is electric equipment system, when electric equipment system has out of order with can not avoiding, if on
System failure is stated, very big influence will be caused to whole Train Transportation Simulation System；Or when the flow of the people of subway reaches
During one high values, in the case that subway has been carried out artificial current limliting, if using the system also indiscriminately, it is likely to result in
The further delay of the subway stream of people.In order to tackle the above situation, corresponding each door control devices are provided with by-pass switch, by-pass switch and
Door control devices access gating circuit in parallel.Also include a bypass master switch, bypass master switch is in parallel with gating circuit and connects
Enter platform door safety circuit.When the doorway equipment of some gate breaks down, can close other corresponding to the door control devices
Way switch, now the door control devices be short-circuited, door control devices do not play a role, so as to can not influence platform door safety circuit
Running.When flow of the people is very big, the use of foreign matter detection system described in the utility model can be stopped, now only needing to close
Close bypass master switch, i.e., whole foreign matter detection system is bypassed switch short, no longer plays a role, platform door safety circuit not by
Foreign matter detection system influences.
Because the system is electric equipment system, when electric equipment system has out of order with can not avoiding, also
It is to say that scanning laser sensor is possible to the situation that detection mistake occurs, i.e., is not accompanied between gate and train door different
Thing, photoelectric scanning sensor also have issued the situation for detecting foreign matter, thus influence whether train operation.Therefore, control and monitor console
Provided with display screen, wrong report button, wrong report button is in parallel with gating circuit and accesses platform door safety circuit.When being shown on control and monitor console
After the scanning laser sensor for going out to detect foreign matter, staff can be to looking on corresponding gate, if it find that to miss
Report, the i.e. staff of control and monitor console, which will start, reports button by mistake, now reports button short circuit foreign matter detection system, foreign matter detection system by mistake
No longer platform door safety circuit is had an impact, so as to which platform door safety circuit stops sending the instruction for forbidding vehicle pull-in, row
Car restoring running is normal.
Concrete application of the present utility model：Using scanning laser sensor to being scanned between car door and gate.When
In the presence of having foreign matter between gate and train door, the laser beam round time will change, so as to detect and position
Foreign matter.If any foreign matter, then the foreign bodies detection result relay in control unit is disconnected, and monitoring is transmitted a signal to by network
Main frame and platform door safety circuit, and in door body situation corresponding to monitoring display screen display., will not before foreign matter does not exclude
Allow train outbound.
When scanning laser sensor is detected with foreign matter, the triggering state of control unit collection sensor, collection bypass are opened
The working condition of pass, by 485 buses of redundancy, monitoring host computer, platform door safety circuit are delivered the information to, while monitor master
The scanning laser sensor for detecting foreign matter is indicated on machine control monitoring display screen and foreign matter warning lamp lights.Set and miss
When report button is to tackle scanning laser sensor generation mistake, such as foreign matter signal is but sent to foreign matter without scanning, when
Staff see between gate and car door do not have foreign matter when, can by report by mistake button realize wrong report warning；Work as closure
After reporting button by mistake, the connection of platform door safety circuit, recover normal operation.
The utility model is not limited to above-mentioned embodiment, if various changes or modifications to the utility model do not take off
From spirit and scope of the present utility model, if these changes and modification belong to the claims and equivalents of the utility model
Within the scope of, then the utility model is also intended to comprising these changes and changed.
Claims (10)
- A kind of 1. overhead type foreign matter detection system between subway platform door and car door, it is characterised in thatGating circuit including accessing platform door safety circuit；The gating circuit includes the gate that corresponding each gate is provided with Equipment, each door control devices are sequentially connected in series；The door control devices include scanning laser sensor and control unit；The scanning laser sensor is arranged on the top of gate, and the scanning range of the scanning laser sensor is gate Between car door；The scanning laser sensor communicates to connect with control unit；When the scanning laser sensor is detected with foreign matter, the scanning laser sensor will detect the information transfer of foreign matter To described control unit, described control unit then sends trigger signal and is given to platform door safety circuit, and the gate returns safely Road sends the signal for forbidding train to enter the station.
- 2. overhead type foreign matter detection system between subway platform door according to claim 1 and car door, it is characterised in that also Including the monitoring host computer used as server, the monitoring host computer is connected with described control unit；The laser scanning sensing When device is detected with foreign matter, described control unit is transferred to monitoring host computer by signal is produced.
- 3. overhead type foreign matter detection system between subway platform door according to claim 2 and car door, it is characterised in that also Including control and monitor console, the control and monitor console is provided with monitoring display screen, and the control and monitor console is connected with the monitoring host computer；Described control unit When generation signal is transferred to monitoring host computer, is shown on the monitoring host computer control monitoring display screen and detect swashing for foreign matter Optical scanning sensor.
- 4. overhead type foreign matter detection system between subway platform door according to claim 3 and car door, it is characterised in that institute Stating includes wrong report button on control and monitor console, the wrong report button is in parallel with the gating circuit and accesses the gate safety time Road；When finding scanning laser sensor wrong report, start wrong report button, the platform door safety circuit stops sending forbidding train The instruction entered the station.
- 5. overhead type foreign matter detection system between the subway platform door and car door according to claim 3 or 4, its feature exist In the control and monitor console is arranged on the end position of platform.
- 6. overhead type foreign bodies detection system between the subway platform door and car door according to claims 1 to 3 any claim System, it is characterised in that the scanning laser sensor is arranged on the concrete top on the rear shrouding of gate and above it 2.4~3m of beam.
- 7. overhead type foreign matter detection system between subway platform door according to claim 6 and car door, it is characterised in that institute If state scanning laser sensor to be with dried layer light curtain while carry out the scanning sensor of the scanning between gate and car door.
- 8. overhead type foreign matter detection system between subway platform door according to claim 7 and car door, it is characterised in that institute Scanning laser sensor is stated to be with four layers of light curtain while carry out the scanning sensor of the scanning between gate and car door, it is described Four layers of light curtain include 0 degree of light curtain, 2 degree of light curtains, 4 degree of light curtains, 6 degree of light curtains.
- 9. overhead type foreign matter detection system between subway platform door according to claim 3 and car door, it is characterised in that also Bypass switch, the by-pass switch access door in parallel with the door control devices are all provided with including corresponding each door control devices Control circuit；When closing certain bypass switch, door control devices corresponding to the by-pass switch are short-circuited, the laser scanning of the door control devices The scanning result of sensor is not sent to gate safety circuit.
- 10. overhead type foreign matter detection system between subway platform door according to claim 3 and car door, it is characterised in that Also include a bypass master switch, the bypass master switch is in parallel with the gating circuit and accesses the platform door safety circuit.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720098513.XU CN206841423U (en) | 2017-01-26 | 2017-01-26 | Overhead type foreign matter detection system between a kind of subway platform door and car door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720098513.XU CN206841423U (en) | 2017-01-26 | 2017-01-26 | Overhead type foreign matter detection system between a kind of subway platform door and car door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206841423U true CN206841423U (en) | 2018-01-05 |
Family
ID=60790150
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720098513.XU Withdrawn - After Issue CN206841423U (en) | 2017-01-26 | 2017-01-26 | Overhead type foreign matter detection system between a kind of subway platform door and car door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206841423U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106864463A (en) * | 2017-01-26 | 2017-06-20 | 广州地铁设计研究院有限公司 | Overhead type foreign matter detection system between a kind of subway platform door and car door |
| CN111608522A (en) * | 2020-03-30 | 2020-09-01 | 南京邮电大学 | Sensor system for detecting platform door obstacle and detection method thereof |
| CN112146900A (en) * | 2020-09-10 | 2020-12-29 | 中车长春轨道客车股份有限公司 | Simulation test method for closed safety loop function of motor train unit sliding plug door |
| 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 |
-
2017
- 2017-01-26 CN CN201720098513.XU patent/CN206841423U/en not_active Withdrawn - After Issue
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106864463A (en) * | 2017-01-26 | 2017-06-20 | 广州地铁设计研究院有限公司 | Overhead type foreign matter detection system between a kind of subway platform door and car door |
| CN106864463B (en) * | 2017-01-26 | 2020-03-17 | 广州地铁设计研究院股份有限公司 | Overhead foreign matter detection system between subway platform door and door |
| CN111608522A (en) * | 2020-03-30 | 2020-09-01 | 南京邮电大学 | Sensor system for detecting platform door obstacle and detection method thereof |
| CN112146900A (en) * | 2020-09-10 | 2020-12-29 | 中车长春轨道客车股份有限公司 | Simulation test method for closed safety loop function of motor train unit sliding plug door |
| 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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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 510010 No. 204 Huanshi West Road, Guangzhou City, Guangdong Province Patentee after: Guangzhou Metro Design and Research Institute Co., Ltd. Address before: 510010 No. 204 Huanshi West Road, Guangzhou City, Guangdong Province Patentee before: Guangzhou Metro Design & Research Institute Co., Ltd. |
|
| CP01 | Change in the name or title of a patent holder | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20180105 Effective date of abandoning: 20200317 |
|
| AV01 | Patent right actively abandoned |
Granted publication date: 20180105 Effective date of abandoning: 20200317 |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |