CN209723996U - Subway shield door anti-pinch device - Google Patents
Subway shield door anti-pinch device Download PDFInfo
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- CN209723996U CN209723996U CN201821644781.8U CN201821644781U CN209723996U CN 209723996 U CN209723996 U CN 209723996U CN 201821644781 U CN201821644781 U CN 201821644781U CN 209723996 U CN209723996 U CN 209723996U
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- module
- pinch device
- supersonic sounding
- shield door
- alarm
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Abstract
The utility model belongs to subway automatically-controlled door field, proposes a kind of subway shield door anti-pinch device.The subway shield door anti-pinch device includes supersonic sounding module.The supersonic sounding module is accurately captured the human body deliberate action being sandwiched between underground automobile door and shield door, and generate alarm signal using Doppler effect.The utility model detectivity is high, and equipment is simple, working service is convenient, strong antijamming capability, good operating stability, solves the problems, such as that high failure rate existing for existing light curtain anti-pinch, baffle anti-pinch technology, maintenance and repair are difficult, are easy to appear false-alarm or false dismissal.
Description
Technical field
The utility model belongs to subway automatically-controlled door field, and in particular to a kind of subway shield door anti-pinch device.
Background technique
It is that shield door is arranged on platform that metro industry, which prevents passenger from falling into the primary protection measure of track, both at home and abroad at present,
But width is generally had between shield door and underground automobile door in the gap of 12cm-30cm.Due to how crowded people is etc., subway
After door and shield door are closed, there is passenger that may just be sandwiched among gap, can cause casualties in subway starting, therefore
It needs to take measures to alarm when there is passenger that may just be sandwiched among gap, to prevent subway from starting or arrange in time
Except dangerous situation.
There are mainly three types of the main shield door anti-pinch measures of Current Domestic metro industry:
The first is using light curtain anti-pinch.One group of laser pair is set every 20m or 40m along platform i.e. on the inside of shield door
Injection device, if someone is sandwiched between shield door and train, laser-correlation device can issue alarm.But because being produced when subway circulation
Raw vibration causes laser-correlation device to deviate, so that mistake issues alarm, generates false-alarm.And this device debugging maintenance
It is not only time-consuming and laborious, and can only be carried out after metro operation, equipment fault is unable to on-call maintenance.
Second is installation anti-pinch baffle.I.e. the lower part of side respectively installs a block baffle additional in two fan sliding door of screen door bodies,
In shield door closing process, if baffle encounters the object that may be pressed from both sides, shield door can be automatically springed open.But underground automobile door sometimes
There is the time difference of closing the door with shield door, if shield door is first closed, underground automobile door is still in opening state, and someone can in compartment at this time
It can be extruded and, after underground automobile door is closed, people is possible to be stuck between shield door and underground automobile door, but shield door has been at this time
It closes, anti-pinch baffle is closed effectively to be detected, and can not generate warning information, be easy to cause false dismissal.
The third measure is to arrange personnel protection.But platform person on duty is due to shield door glass reflecting etc., a value
The normal Zhi Neng lookout of class member Tong is to 2 to 3 shield doors, in addition the , tired out that works long hours can slip often during lookout.
Utility model content
The technical problem to be solved by the present invention is to provide a kind of safe and reliable subway shield doors to prevent clamp device, In
When thering is passenger to be added between underground automobile door and shield door, warning information can be timely and accurately issued.
To solve the above problems, the utility model provides, a kind of subway shield door based on ultrasound induction detection is anti-to be clamped
It sets.The subway shield door anti-pinch device includes supersonic sounding module, power control module, relay and alarm.
Supersonic sounding module carries out the gap between underground automobile door and shield door for generating ultrasonic listening wave beam
Detection.When having human body when being sandwiched between underground automobile door and shield door, the movement meeting of human body head, four limbs in search coverage
Make reflection ultrasonic wave have Doppler frequency shift, after supersonic sounding module detects the Doppler frequency shift, trigger alarm device or
Other sound and light alarm devices are alerted.
Power control module controls signal for response external, generates the control signal for connecting or disconnecting relay.
Relay, for connecting or disconnecting the power supply of supersonic sounding module.
Alarm generates audible and visual alarm information for responding the triggering of supersonic sounding module.
As the first improvement of subway shield door anti-pinch device, the power control module of the anti-pinch device can be with shielding
The output end of " sensors in place " of door is connected, and when shield door is closed, sensors in place triggers power control module and generates
Signal is controlled, the power supply of supersonic sounding module is connected in control signal trigger relay movement, and ultrasonic sensor starts
Detection.
As second of improvement of subway shield door anti-pinch device, which further includes manual controller, the hand
Dynamic remote controler controls the power control module and generates control signal according to the movement of user.
As the third improvement of the subway shield door anti-pinch device, the power control module of the anti-pinch device includes
Timing submodule, the timing submodule preset the time span of timing, since when the anti-pinch device works on power
Timing issues alarm signal, while lasting detection, no matter terminates in this timing if generating alarm signal during timing
Before, whether alarm signal disappears, and all timing and continues to detect again, does not have alarm signal during timing, then described in triggering
Power control module, which generates, triggers the control signal that the relay disconnects the supersonic sounding module for power supply, and detection terminates.
As the 5th kind of improvement of subway shield door anti-pinch device, the power control module is defeated with ATS signaling module
Outlet is connected, and when the ATS signaling module issues departure instructions, the ATS signaling module triggers described for automatically controlled simultaneously
Molding block generates control signal, and control signal trigger relay movement disconnects the power supply of the supersonic sounding module, institute
Stating anti-pinch device terminates to detect.
As the 6th kind of subway shield door anti-pinch device improvement, the supersonic sounding module of the anti-pinch device also with
The input terminal of ATS signaling module is connected, and when anti-pinch device has alarm, supersonic sounding module is exported to ATS signaling module and controlled
System instruction, makes ATS signaling module not generate to dispatch a car and allow signal.
As the 7th kind of improvement of the subway shield door anti-pinch device, the supersonic sounding module is mounted on underground automobile door
With the top in shield door middle position, the beam shape that supersonic sounding module generates is hemispherical, and wave beam is irradiated to from the top down
Search coverage.
As the 8th kind of improvement of the subway shield door anti-pinch device, the beam shape that supersonic sounding module generates can
It adjusts.
As the preferred embodiment of subway shield door anti-pinch device, the supersonic sounding module working frequency is 4000Hz.
The utility model has the following beneficial effects: the utility model includes supersonic sounding module, power control module, relay
And alarm, technology maturation, equipment are simple, do not need the debugging efforts such as laser alignment, and performance is stablized, and working service is convenient；It is super
Phonoreception answers detection mode, the Doppler frequency sensitivity with higher that the deliberate actions such as mobile to finger generate, therefore can be with
It is accurately detected human body between underground automobile door and shield door；The electric signal of ultrasonic signal and environment space is not interfere with each other mutually, and
There is shielding action to ultrasonic wave in underground automobile door and shield door, therefore there is good anti-interference ability, be not likely to produce and accidentally touch
Hair.
Detailed description of the invention
In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment
Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only
It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor
Under, it is also possible to obtain other drawings based on these drawings.
Fig. 1 is subway shield door anti-pinch device structural schematic diagram；
Fig. 2 is the subway shield door anti-pinch device structural schematic diagram with clocking capability.
Specific embodiment
To keep the purpose of this utility model, technical solution and advantage clearer, below by the technology to the utility model
Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work
Obtained all other embodiment is put, the range that the utility model is protected is belonged to.
Embodiment 1:
The present embodiment provides a kind of subway shield door anti-pinch devices, comprising: supersonic sounding module, power control module, after
Electric appliance and alarm.
Supersonic sounding module carries out the gap between underground automobile door and shield door for generating ultrasonic listening wave beam
Detection.When having human body when being sandwiched between underground automobile door and shield door, the movement meeting of human body head, four limbs in search coverage
Making the ultrasonic wave of reflection has Doppler frequency shift, after supersonic sounding module detects the Doppler frequency shift, generates alarm signal,
Triggering is installed on alarm lamp and alarm speaker sending above each shield door and by train stem drivers' cab on platform
Alarm signal.
Power control module controls signal for response external, generates the control signal for connecting or disconnecting relay.
Relay, for connecting or disconnecting the power supply of supersonic sounding module.
Alarm generates audible and visual alarm information for responding the triggering of supersonic sounding module.
In the present embodiment, supersonic sounding module working frequency is 4000Hz, and human body can be produced in detecting area domain action
Doppler frequency shift within the scope of life ± 3Hz, and do not interfere with each other mutually with the electric signal of environment space, false triggering will not be generated；Work
Electric current is no more than 50mA, radius of investigation 4m, experiment proves that, which cannot penetrate iron plate or the 3mm or more of 1mm or more
Glass, therefore Train door and shield door can realize naturally detector shield to the ultrasonic wave, within compartment with the object on platform
Body is mobile will not to generate interference to detection.
The module is mounted on the top of shield door, ultrasonic waveform can be it is hemispherical, from the top down to underground automobile door and screen
The space covered between door is irradiated, and realizes that personnel only need to have hand by folder to 100% covering in gap between shield door and train
Alarm can be realized in finger movement, and a detector can at most detect the gap after two shield doors of covering.
As shown in Figure 1, the power control module of the subway shield door anti-pinch device respectively with the sensors in place of shield door
Output end be connected with the output end of ATS signal control module.When train stops platform, after passenger completes boarding (getting on or off the bus),
It is closed by driver operation Train door and shield door.After two fan shield doors are turned off, sensors in place triggers power supply control mould
Block generates control signal trigger relay movement, connects the power supply of supersonic sounding module, and supersonic sounding module is started to work.
When subway preparation is started, ATS signal control module issues " signal lamp jump " instruction, visits when the instruction is transferred to the ultrasound
Module for power supply control module is surveyed, the power supply to supersonic sounding module, ultrasound are cut off in power control module trigger relay movement
Detecting module power cut-off.
, if detecting between underground automobile door and shield door has by folder personnel, which can produce in detection process
Raw alarm signal, triggering are installed on the police instruction by the alarm above each shield door and train stem drivers' cab on platform
Lamp and alarm speaker issue alarm signal, after platform staff and driver have found alarm, exclude to alarm by staff, or
Alarm signal is shielded, until alarm excludes, driver can just dispatch a car.
The present embodiment proposes subway shield door anti-pinch device, and building block is all the universal product of technology maturation, Er Qieshe
Standby simple, performance is stablized, and it is convenient debugging efforts, the working service such as not need to be aligned when installing and using；The ultrasound induction of use
Detection mode, the Doppler frequency sensitivity with higher that the deliberate actions such as mobile to finger generate, therefore can accurately visit
Measure human body between underground automobile door and shield door；The electric signal of ultrasonic signal and environment space is not interfere with each other mutually, and in subway
Car door and shield door have shielding action to ultrasonic wave, therefore have good anti-interference ability, are not likely to produce false triggering.
Embodiment 2:
As shown in Fig. 2, the present embodiment proposes a kind of subway shield door anti-pinch device with clocking capability.This prevents clamping
Set from unlike anti-pinch device described in embodiment 1:
(1) output of the supersonic sounding module of the present embodiment is connected with ATS signaling module；
(2) timing submodule is provided in the power control module of the present embodiment.
After the anti-pinch device works on power, timing submodule BOB(beginning of block) timing 1-3s, after the completion of timing, if anti-pinch device is without report
Alert signal generates, then timing terminates, and supersonic sounding module issues command signal, triggers ATS signaling module, generates outbound signaling；
Then, power control module generates control signal, and trigger relay disconnects supersonic sounding module for power supply power supply, and detection terminates.
Such as there is alarm signal during timing, then triggering is installed on alarm and train stem department above each shield door
Alarm lamp and alarm speaker by machine room on platform issue alarm signal, and anti-pinch device keeps lasting detection, at this
Before timing 1-3s terminates, if alarm signal disappears, then timing 1-3s again；Such as during next timing, no alarm signal is generated,
Then timing submodule agllutination no longer timing, supersonic sounding module issue command signal, trigger ATS signaling module, can dispatch a car；So
Afterwards, power control module generates control signal, and trigger relay disconnects supersonic sounding module for power supply power supply, and detection terminates；Such as report
Alert signal persistently exists, then timing submodule continues timing, and anti-pinch device persistently detects, until no alarm signal generates, timing
Terminate, supersonic sounding module issues command signal, triggers ATS signaling module, can dispatch a car；Then, power control module generates
Signal is controlled, trigger relay disconnects supersonic sounding module for power supply power supply, and detection terminates.
The subway shield door anti-pinch device with clocking capability that the present embodiment proposes, has advanced optimized setting for embodiment
Meter, anti-pinch device, according to the rule of setting, judge to terminate detection or continue to detect, it is possible to reduce equipment work at the end of timing
Make the time, reduce energy consumption, reduces false alarm；Detection result is directly used in the control controlled to ATS signaling module, is improved
The degree of automation of equipment.
Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to
In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation
Or replacement, it should be covered within the scope of the utility model.Therefore, the protection scope of the utility model should be with the power
Subject to the protection scope that benefit requires.
Claims (10)
1. a kind of subway shield door anti-pinch device, which is characterized in that including supersonic sounding module；
The supersonic sounding module carries out the gap between underground automobile door and shield door for generating ultrasonic listening wave beam
Detection, is sandwiched between underground automobile door and shield door when being detected with passenger, then generates alarm signal.
2. anti-pinch device according to claim 1, which is characterized in that further include power control module, relay and alarm
Device；
The power control module, for generating the control signal for connecting or disconnecting relay；
The relay, for connecting or disconnecting the power supply of supersonic sounding module；
The alarm, for generating audible and visual alarm information.
3. anti-pinch device according to claim 2, which is characterized in that the biography in place of the power control module and shield door
Sensor is connected, and when the shield door is closed, the sensors in place triggers the power control module and generates control signal,
The control signal triggers the actuating of relay, connects the supersonic sounding module for power supply power supply, the anti-pinch device starts to visit
It surveys.
4. anti-pinch device according to claim 2, which is characterized in that it further include manual controller, the manual controller
According to the movement of user, controls the power control module and generate control signal.
5. anti-pinch device according to claim 2, it is characterised in that: the power control module includes timing submodule,
The timing submodule presets the time span of timing, the timing since when the anti-pinch device works on power, if meter
When during generate alarm signal, then issue alarm signal, while lasting detection, no matter before this timing terminates, alarm signal
Whether disappear, all timing and continues to detect again, there is no alarm signal during timing, then trigger the power control module
It generates and triggers the control signal that the relay disconnects the supersonic sounding module for power supply, detection terminates.
6. anti-pinch device according to claim 2, which is characterized in that the power control module and ATS signaling module
Output end is connected, and when the ATS signaling module issues departure instructions, the ATS signaling module triggers the power supply simultaneously
Control module generates control signal, and control signal trigger relay movement disconnects the power supply of the supersonic sounding module,
The anti-pinch device terminates to detect.
7. anti-pinch device according to claim 1, which is characterized in that the supersonic sounding module working frequency is
4000Hz。
8. anti-pinch device according to claim 1, which is characterized in that the supersonic sounding module and ATS signaling module
Input terminal is connected, and when the anti-pinch device has alarm, the supersonic sounding module is exported to the ATS signaling module and controlled
Signal, ATS signaling module does not generate can be with departure instructions.
9. anti-pinch device according to claim 1, which is characterized in that the supersonic sounding module be mounted on underground automobile door and
The beam shape of the top in shield door middle position, generation is hemispherical, is irradiated to search coverage from the top down.
10. anti-pinch device according to claim 1, which is characterized in that the beam shape that the supersonic sounding module generates
It is adjustable.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821644781.8U CN209723996U (en) | 2018-10-10 | 2018-10-10 | Subway shield door anti-pinch device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821644781.8U CN209723996U (en) | 2018-10-10 | 2018-10-10 | Subway shield door anti-pinch device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209723996U true CN209723996U (en) | 2019-12-03 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821644781.8U Active CN209723996U (en) | 2018-10-10 | 2018-10-10 | Subway shield door anti-pinch device |
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| Country | Link |
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| CN (1) | CN209723996U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116443053A (en) * | 2023-03-29 | 2023-07-18 | 深圳市意普兴科技有限公司 | Subway protection system applying grating |
-
2018
- 2018-10-10 CN CN201821644781.8U patent/CN209723996U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116443053A (en) * | 2023-03-29 | 2023-07-18 | 深圳市意普兴科技有限公司 | Subway protection system applying grating |
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