CN206877452U - A kind of safety device of half high shield door - Google Patents
A kind of safety device of half high shield door Download PDFInfo
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- CN206877452U CN206877452U CN201720769419.2U CN201720769419U CN206877452U CN 206877452 U CN206877452 U CN 206877452U CN 201720769419 U CN201720769419 U CN 201720769419U CN 206877452 U CN206877452 U CN 206877452U
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Abstract
To solve the deficiencies in the prior art, the utility model provides a kind of safety device of half high shield door, the laser sensor (3) being arranged on including warning device and at least one on half high shield door (1), the laser scanning region (2) of the laser sensor (3) is in the same direction with half high shield door (1), and point to above half high shield door (1), form covering scanning area (4)；The laser sensor (3) includes：Laser beam emitting device (301), laser deviator, light signal receiving, controller；Wherein, the laser beam emitting device launches orientation laser signal to laser deviator；The laser deviator under the control of the controller, by orientation laser signal deviation predetermined angle, and forms laser scanning region (2)；The light signal receiving is used to receive the laser signal returned, and transmits the signal to controller；The controller is connected with the warning device signal of half high shield door (1).
Description
Technical field
The utility model belongs to automatic door sensor technical field, and in particular to a kind of security protection dress of half high shield door
Put.
Background technology
In recent years, with the continuous progress of urbanization process, urban traffic pressure is increasing, causes increasing city
City's selection carries out necessary traffic pressure using track traffic mode and discongested.Wherein subway is exactly that a kind of conventional city rail is handed over
Logical instrument.Compared with the track traffic delivery vehicle such as traditional train, motor-car, high ferro, because subway is often built in underground, and multiply
Visitor often just waits before train enters the station in railway platform, and Metro Passenger number is often a lot, it is easy to because railway platform is crowded
So as to trigger security incident.Therefore, on the railway platform of subway, and, it is necessary to be equipped with anti-with safety on part motor-car, high ferro railway platform
The shield door of protective function.Common subway shield door is divided into according to its height：More than the all-high screen of population height height
Cover the half-height automatic platform gates of door and general height at 1 meter to 1.5 meters.
Half-height automatic platform gates, also known as railway platform gate or semi-enclosed shield door, English：Automatic Platform
Gate, referred to as：APG, is a kind of common railway platform equipment, and its assembling purpose is to prevent from waiting as overall height shield door
Passenger in car falls unintentionally to the injured safety devices of track, but half-height automatic platform gates typically only have the half of overall height shield door
Height, so half-height automatic platform gates price is also relatively low.Half-height automatic platform gates will not seal railway platform, therefore without anti-
The effect that only railway platform air-conditioning is lost in.Gate is controlled by computer center, and after train arrival comes to a complete stop, gate can be automatically turned on on passenger
Train.Half-height automatic platform gates are primarily adapted for use in the subway railway platform for being fitted without air-conditioning system, open track traffic railway platform, public affairs
Hand over the ground such as platform.
The safety device of existing half-height automatic platform gates is mainly anti-pinch people's system, but for being shielded using half-height type
The railway platform or bus platform of door, passenger often occurs and intentionally or accidentally crosses shield door, arm and more extends danger zone, knapsack
Or the object such as satchel more extends danger zone etc., passenger is in itself or object spatial domain from above half-height automatic platform gates is invaded to hazardous area
The potential safety hazard or accident in domain.But the safety device of existing half-height automatic platform gates shortage is directed to above-mentioned potential safety hazard or thing
Therefore protection abilities.
Utility model content
The utility model for existing half-height automatic platform gates safety device lack for passenger in itself or object from
The problem of spatial domain is invaded to the protection abilities of danger zone above half-height automatic platform gates, there is provided a kind of half high shield door
Safety device, including at least one are arranged on the laser sensor on half high shield door, and the laser sensor fills with alarm
Confidence number connects, and the laser scanning region of the laser sensor and half high shield door are in the same direction, and points to above half high shield door,
Form covering scanning area.
Optionally, the laser scanning region is parallel to half high shield door.
Optionally, the laser scanning region and half high shield door are in the same direction, and are shielded along horizontal or vertical direction and half height
Angle α is provided between door.
Further, the number of degrees of the angle α are 1-30 °.
Further, the region of the half high shield door top 1-200cm of covering scanning area covering.
Further, the laser sensor includes：Laser beam emitting device, laser deviator, light signal receiving,
Controller.Wherein, the laser beam emitting device launches orientation laser signal to laser deviator.The laser deviator exists
Under the control of controller, by orientation laser signal deviation predetermined angle, and laser scanning region is formed.The optical signal receives dress
Put for receiving the laser signal returned, and the signal is transmitted to controller.The alarm dress of the controller and half high shield door
Confidence number connects.
Further, the laser deviator includes polygonal mirror and drive device.The minute surface direction of the polygonal mirror swashs
The Laser emission end of light emitting devices.The drive device drives polygonal mirror along axis of rotation, its control signal receiving terminal and control
Device signal connection processed.
Optionally, the laser sensor is arranged at the top of half high shield door or at tip position, its laser scanning
Two sidelines in region, while horizontally disposed, another side is vertically arranged.
Optionally, the laser sensor is arranged at the top of half high shield door or at tip position, its laser scanning
Two sidelines in region, while horizontally disposed, another side rotates 90-180 ° and forms the laser scanning region.
Optionally, the laser sensor is arranged on half high shield door, two sidelines in its laser scanning region with
Horizontal line forms angle.
Further, two sideline angles in the laser scanning region are 60-150 °.
Further, the controller includes：First single-chip microcomputer, second singlechip, time-to-digit converter, calculator,
Comparator and memory.First single-chip microcomputer is connected with laser deviator signal.The input of the time-to-digit converter
End is connected with light signal receiving and laser beam emitting device signal respectively, the output end of the time-to-digit converter and calculating
The input end signal connection of device.The output end of the calculator and the output end of memory, connect with the input end signal of comparator
Connect, the output end of the comparator and the input end signal of second singlechip connect.The output end and report of the second singlechip
Alarm device signal connects.
Further, the laser deviator includes first laser deflector and second laser deflector.Described first
Laser deflector includes：First polygonal mirror and first driving means, the second laser deflector include：Second polygonal mirror and
Two drive devices.First polygonal mirror is used for the laser signal that local derviation laser beam emitting device is sent, and second polygonal mirror is used
In by Laser feedback signal local derviation to light signal receiving.The first driving means are connected with controller signals, and are driven
First polygonal mirror rotates.Second drive device is connected with controller signals, and drives the second polygonal mirror to rotate.
Further, the laser deviator includes the first polygonal mirror, the second polygonal mirror and the 3rd drive device.It is described
First polygonal mirror is used for the laser signal that local derviation laser beam emitting device is sent, and second polygonal mirror is used for Laser feedback signal
Local derviation is to light signal receiving.First polygonal mirror, the second polygonal mirror are fixed in same rotating shaft, the 3rd driving dress
Put and be connected with controller signals, its drive output is connected with rotating shaft.
Further, the resolution ratio in the laser scanning region is 0.01-10 °.The resolution ratio is adjacent two laser
Angle between signal.
Further, above-mentioned laser signal is laser pulse signal, and above-mentioned laser beam emitting device is pulse laser.
The utility model at least has one of the following advantages：
1. the utility model for spatial domain above half high shield door, realizes that effective scanning monitors, avoid passenger in itself or thing
When part spatial domain from above half-height automatic platform gates is invaded to danger zone, train or platform lack the problem of effective monitoring responds.Together
When can by warning device warn passenger, itself or there is object spatial domain from above half-height automatic platform gates to invade to hazardous area
Domain.
2. laser scanning region of the present utility model can cover spatial domain above half high shield door, protection comprehensively is realized, to the greatest extent
The possibility occurrence of possible harm reduction.
3. laser sensor of the present utility model is designed based on TOF technical principles, vibrations, Changes in weather can be effectively reduced
Etc. influence of the external environment condition to transducer sensitivity.
4. the utility model is using polygonal mirror as deflector, it is possible to achieve control to scanning area resolution ratio and divides
The raising of resolution.
Brief description of the drawings
Fig. 1 show a kind of safety shield apparatus schematic diagram of existing half-height automatic platform gates.
Fig. 2 show a kind of scanning area schematic diagram of the safety device of existing half-height automatic platform gates.
Fig. 3 show the structure and scanning area schematic diagram of the utility model safety device.
Fig. 4 show the structural representation of the utility model laser sensor.
Fig. 5 show the structural representation of the utility model controller.
Fig. 6 show the structural representation of the utility model laser deviator.
Fig. 7 show the structure and scanning area schematic diagram of a kind of the utility model safety device.
Fig. 8 show the structure and scanning area schematic diagram of another the utility model safety device.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are more clearly understood, below in conjunction with accompanying drawing, to this reality
With new further description.It should be appreciated that specific embodiment described herein is only to explain the utility model, and
It is not used in restriction the utility model.
Embodiment 1
As shown in figure 1, the safety device for being currently used for half high shield door is generally comprised installed in half high shield door 1
On, the sender unit 3A and signal receiving device 3B of door leaf both sides.It is wherein present relatively common for using light curtain technology
Laser light curtain or infrared light curtain sensor component.As shown in Fig. 2 using the sensor cluster of light curtain technology, it generally comprises 2
The laser or infrared transmitter 5 of individual above arranged distribution, and corresponding laser or infrared remote receiver 6, the light of formation
Curtain 4, its spacing are the spacing of adjacent 2 groups of transmitters 5 and receiver 6.As shown in Fig. 2 existing safety device can be effective
Anti-pinch people's function of half high shield door is realized, i.e., whether has passenger to be detained to control the motion of door leaf by detecting between door leaf.
However, prior art can not realize effective monitoring in half-and-half spatial domain above high shield door, applicant has found that its is main by research
Reason is：1. the sensor for needing to be correspondingly arranged transmitter and receiver, due to the special use environment limit of half wealthy family
Make, the spatial domain above half wealthy family lacks the primary condition of installation transmitter or receiver.2. the existing infrared sensing for receiving one
Device, its monitoring principle are typically based on infrared background correlation technique, and because railway platform external environment condition is complicated, more particularly to train goes out
Inbound is travelled, and can cause the sensor of the type can not form effective contrast background, and false triggering or nothing are caused so as to regular
Triggering, brings certain potential safety hazard.
Embodiment 2
A kind of safety device of half high shield door, as shown in figure 3, including multiple spread configurations in the horizontal direction, and
Laser sensor 3 on half high shield door 1, the laser sensor 3 is arranged on the half high top of shield door 1, described to swash
Optical sensor 3 is connected with warning device signal.The laser scanning region 2 of the laser sensor 3 is parallel with half high shield door 1,
And the half high top of shield door 1 is pointed to, two sidelines in its laser scanning region 2, while horizontally disposed, another side is vertically arranged.
The laser sensor 3 of the multiple spread configuration in the horizontal direction, its laser scanning region 2 are overlapped mutually, and form covering scanning
Area 4.
As shown in figure 4, the laser sensor 3 includes：Laser beam emitting device 301, laser deviator, optical signal receive
Device, controller；Wherein, the laser beam emitting device launches orientation laser signal to laser deviator；The laser deviation
Device under the control of the controller, by orientation laser signal deviation predetermined angle, and forms laser scanning region 2；The light letter
Number reception device is used to receive the laser signal returned, and transmits the signal to controller；The controller and half high shield door 1
Warning device signal connection.
As shown in figure 5, the controller includes：First single-chip microcomputer, second singlechip, time-to-digit converter, calculator,
Comparator and memory；First single-chip microcomputer is connected with laser deviator signal；The input of the time-to-digit converter
End is connected with light signal receiving and laser beam emitting device signal respectively, the output end of the time-to-digit converter and calculating
The input end signal connection of device；The output end of the calculator and the output end of memory, connect with the input end signal of comparator
Connect, the output end of the comparator and the input end signal of second singlechip connect；The output end and report of the second singlechip
Alarm device signal connects.
As shown in fig. 6, the laser deviator includes polygonal mirror 302 and drive device 303；The polygonal mirror 302
Minute surface is towards the Laser emission end of laser beam emitting device 301；The drive device 303 drives polygonal mirror 302 along axis of rotation, its
Control signal receiving terminal is connected with controller signals.
The course of work of the device is：Laser beam emitting device 301 is sent to laser deviator at a certain time interval
Laser pulse signal, and send launch time, while first to time-to-digit converter after laser pulse signal is sent every time
Single-chip microcomputer is according to the programme-control drive device 303 to prestore, with more with the identical time interval of laser beam emitting device 301, drive
Face mirror 302 rotates default angle.The inswept region of laser pulse signal is laser scanning region 2 in one scan period.
When there is object to invade laser scanning region 2, in body surface diffusing reflection occurs for laser pulse signal, wherein at least has 1 beam anti-
Light signal receiving can be fed back to by penetrating optical signal.Light signal receiving is sent out after receiving the signal to time-to-digit converter
Send feedback time.Time-to-digit converter sends the launch time received and feedback time to calculator, calculator according to
Launch time and the time difference of feedback time, the light velocity is multiplied by, that is, obtains the distance of feedback point range sensor, and the distance is believed
Breath is sent to comparator.Comparator is according to the range information received, compared with the range information that prestores in memory that prestores,
The range information that such as less than prestores then sends control instruction to second singlechip.Second singlechip receives the backward shield door of the instruction
Warning device send alarm command.Warning device sends prompting alarm after receiving alarm command.
Embodiment 3
A kind of safety device of half high shield door, as shown in fig. 7, comprises multiple spread configurations in the horizontal direction, and
Laser sensor 3 on half high shield door 1, the laser sensor 3 are arranged on half high shield door 1 close to the position at top
Place is put, the laser sensor 3 is connected with warning device signal.The Gao Ping of laser scanning region 2 and half of the laser sensor 3
It is parallel to cover door 1, and points to the half high top of shield door 1, two sidelines in its laser scanning region 2, while horizontally disposed, another side
110 ° of rotation forms the laser scanning region 2.The laser sensor 3 of the multiple spread configuration in the horizontal direction, its laser
Scanning area 2 is overlapped mutually, and forms covering scanning area 4.Remaining structure is same as Example 2., can be identical by the setting
Sensor installation number under increase covering scanning area 4 area coverage, or reduce sensor under identical area coverage
Installation number.
Embodiment 4
A kind of safety device of half high shield door, as shown in figure 8, including multiple spread configurations in the horizontal direction, and
Laser sensor 3 on half high shield door 1, the laser sensor 3 are arranged at the half high medium position of shield door 1,
The laser sensor 3 is connected with warning device signal.The 2 and half high shield door 1 of laser scanning region of the laser sensor 3
It is parallel, and point to the half high top of shield door 1, two sidelines in its laser scanning region 2, two sides in its laser scanning region 2
Line forms angle with horizontal line, and two sideline angles are 90 °.The laser sensing of the multiple spread configuration in the horizontal direction
Device 3, its laser scanning region 2 are overlapped mutually, and form covering scanning area 4.Remaining structure is same as Example 2.By the setting,
The area coverage of covering scanning area 4 can further be increased under identical sensor installation number, or covered in identical
The installation number of sensor is further reduced under area.
Embodiment 5
A kind of safety device of half high shield door, as shown in figure 3, including multiple spread configurations in the horizontal direction, and
Laser sensor 3 on half high shield door 1, the laser sensor 3 is arranged on the half high top of shield door 1, described to swash
Optical sensor 3 is connected with warning device signal.The laser scanning region 2 of the laser sensor 3 is parallel with half high shield door 1,
And the half high top of shield door 1 is pointed to, two sidelines in its laser scanning region 2, while horizontally disposed, another side is vertically arranged.
The laser sensor 3 of the multiple spread configuration in the horizontal direction, its laser scanning region 2 are overlapped mutually, and form covering scanning
Area 4.The laser sensor 3 includes：Laser beam emitting device 301, laser deviator, light signal receiving, controller.
The laser deviator includes first laser deflector and second laser deflector；The first laser deflector
Including：First polygonal mirror and first driving means, the second laser deflector include：Second polygonal mirror and the second driving dress
Put；First polygonal mirror is used for the laser signal that local derviation laser beam emitting device is sent, and second polygonal mirror is used for laser
Feedback signal local derviation is to light signal receiving；The first driving means are connected with controller signals, and drive the first multiaspect
Mirror rotates；Second drive device is connected with controller signals, and drives the second polygonal mirror to rotate.Remaining structure and reality
It is identical to apply example 2.
Now, the first single-chip microcomputer of controller controls first driving means and the second drive device in the regular hour simultaneously
In interval, the first polygonal mirror and the second polygonal mirror is driven to rotate certain angle respectively., can be with by the setting of the second polygonal mirror
Light signal receiving is hidden in sensor internal, so as to play a part of protecting light signal receiving.
Embodiment 6
A kind of safety device of half high shield door, as shown in figure 3, including multiple spread configurations in the horizontal direction, and
Laser sensor 3 on half high shield door 1, the laser sensor 3 is arranged on the half high top of shield door 1, described to swash
Optical sensor 3 is connected with warning device signal.The laser scanning region 2 of the laser sensor 3 is parallel with half high shield door 1,
And the half high top of shield door 1 is pointed to, two sidelines in its laser scanning region 2, while horizontally disposed, another side is vertically arranged.
The laser sensor 3 of the multiple spread configuration in the horizontal direction, its laser scanning region 2 are overlapped mutually, and form covering scanning
Area 4.The laser sensor 3 includes：Laser beam emitting device 301, laser deviator, light signal receiving, controller.
The laser deviator includes the first polygonal mirror, the second polygonal mirror and the 3rd drive device；First multiaspect
Mirror is used for the laser signal that local derviation laser beam emitting device is sent, and second polygonal mirror is used for Laser feedback signal local derviation to light
Signal receiving device；First polygonal mirror, the second polygonal mirror are fixed in same rotating shaft, the 3rd drive device and control
Device signal is connected, and its drive output is connected with rotating shaft.Remaining structure is same as Example 2.
Now, the first single-chip microcomputer of controller controls the 3rd drive device at a certain time interval, same by rotating shaft
When drive the first polygonal mirror and the second polygonal mirror to rotate certain angle., can be by optical signal by the setting of the second polygonal mirror
Reception device is hidden in sensor internal, so as to play a part of protecting light signal receiving.
According to one embodiment of the present utility model, the resolution ratio in the laser scanning region 2 is 0.01 °.The laser
Angle spacing of the resolution ratio of scanning area 2 between adjacent 2 laser pulse signals.
According to one embodiment of the present utility model, the resolution ratio in the laser scanning region 2 is 10 °.
According to one embodiment of the present utility model, the resolution ratio in the laser scanning region 2 is 0.1 °.
According to one embodiment of the present utility model, the resolution ratio in the laser scanning region 2 is 1 °.
According to one embodiment of the present utility model, two sidelines in the laser scanning region 2, while it is horizontally disposed,
Another side rotates 180 ° and forms the laser scanning region 2.
According to one embodiment of the present utility model, two sidelines in the laser scanning region 2, while it is horizontally disposed,
Another side is rotated by 90 ° to form the laser scanning region 2.
According to one embodiment of the present utility model, two sidelines in the laser scanning region 2, while it is horizontally disposed,
Another side rotates 100 ° and forms the laser scanning region 2.
According to one embodiment of the present utility model, two sidelines in the laser scanning region 2, while it is horizontally disposed,
Another side rotates 120 ° and forms the laser scanning region 2.
According to one embodiment of the present utility model, the laser sensor 3 is arranged on the half high middle part of shield door 1, and it swashs
Two sidelines in optical scanning region 2 form angle with horizontal line.Two sideline angles in the laser scanning region 2 are 90 °.
According to one embodiment of the present utility model, the laser sensor 3 is arranged on the half high bottom of shield door 1, and it swashs
Two sidelines in optical scanning region 2 form angle with horizontal line.Two sideline angles in the laser scanning region 2 are 60 °.
According to one embodiment of the present utility model, the laser sensor 3 is arranged on the half high top of shield door 1, and it swashs
Two sidelines in optical scanning region 2 form angle with horizontal line.Two sideline angles in the laser scanning region 2 are
150°。
According to one embodiment of the present utility model, the laser scanning region 2 and half high shield door are in the same direction, and along vertical
Angle α is provided between direction and half high shield door.The number of degrees of the angle α are 1 °.
According to one embodiment of the present utility model, the laser scanning region 2 and half high shield door are in the same direction, and along level
Angle α is provided between direction and half high shield door.The number of degrees of the angle α are 10 °.
According to one embodiment of the present utility model, the laser scanning region 2 and half high shield door are in the same direction, and along vertical
Angle α is provided between direction and half high shield door.The number of degrees of the angle α are 30 °.
According to one embodiment of the present utility model, 1cm area above the half high shield door of covering scanning area 4 covering
Domain.
According to one embodiment of the present utility model, 200cm area above the half high shield door of covering scanning area 4 covering
Domain.
According to one embodiment of the present utility model, 100cm area above the half high shield door of covering scanning area 4 covering
Domain.
The utility model at least has one of the following advantages：
1. technical solutions of the utility model use the optical signal for sending LASER Light Source by laser deviator continuously inclined
Certain angle is led, so as to which the different laser light curtain of density degree can be formed as needed, to tackle under different use environments
Needs.
2. technical solutions of the utility model judge whether to need to produce control signal using signature analysis, avoid existing
By the possibility of the non-danger invader false triggering such as paper or polybag in technology.And sensor can be voluntarily adjusted as needed and be directed to
The sensitivity level of non-humanoid invader, is reduced by the possibility of security intrusion thing false triggering.
3. technical solutions of the utility model can voluntarily adjust the size of monitored area as needed, to adapt to different size
With the overall height type shield door of profile, the relative freedom of installation site is higher, can effectively reduce what sensor was triggered by doorframe
Possibility.
It should be noted that and understand, the situation of the spirit and scope required by the utility model claims are not departed from
Under, various modifications and improvements can be made to the utility model of foregoing detailed description.It is therefore desirable to the technical scheme of protection
Scope is not limited by given any specific exemplary teachings.
Claims (10)
1. a kind of safety device of half high shield door, including warning device and at least one are arranged on half high shield door (1)
Laser sensor (3), it is characterised in that the laser scanning region (2) of the laser sensor (3) and half high shield door (1)
In the same direction, and point to above half high shield door (1), form covering scanning area (4)；
The laser sensor (3) includes：Laser beam emitting device (301), laser deviator, light signal receiving, control
Device；Wherein, the laser beam emitting device launches orientation laser signal to laser deviator；The laser deviator is controlling
Under the control of device, by orientation laser signal deviation predetermined angle, and laser scanning region (2) is formed；The optical signal receives dress
Put for receiving the laser signal returned, and the signal is transmitted to controller；The controller and the alarm of half high shield door (1)
Device signal connects.
2. the safety device of half high shield door according to claim 1, it is characterised in that the laser deviator bag
Include polygonal mirror (302) and drive device (303)；Laser of the minute surface of the polygonal mirror (302) towards laser beam emitting device (301)
Transmitting terminal；The drive device (303) drives polygonal mirror (302) to believe along axis of rotation, its control signal receiving terminal with controller
Number connection.
3. the safety device of half high shield door according to claim 1, it is characterised in that the laser sensor (3)
At the top of half high shield door (1) or at tip position, two sidelines in its laser scanning region (2) are horizontal on one side
Set, another side is vertically arranged.
4. the safety device of half high shield door according to claim 1, it is characterised in that the laser sensor (3)
At the top of half high shield door (1) or at tip position, two sidelines in its laser scanning region (2) are horizontal on one side
Set, another side rotates 90-180 ° and forms the laser scanning region (2).
5. the safety device of half high shield door according to claim 1, it is characterised in that the laser sensor (3)
On half high shield door (1), two sidelines in its laser scanning region (2) form angle with horizontal line.
6. the safety device of half high shield door according to claim 5, it is characterised in that the laser scanning region
(2) two sideline angles are 60-150 °.
7. the safety device of half high shield door according to claim 1, it is characterised in that the controller includes：The
One single-chip microcomputer, second singlechip, time-to-digit converter, calculator, comparator and memory；First single-chip microcomputer and laser
Deviator signal connects；The input of the time-to-digit converter respectively with light signal receiving and laser beam emitting device
Signal connects, and the output end of the time-to-digit converter and the input end signal of calculator connect；The output of the calculator
End and the output end of memory, are connected with the input end signal of comparator respectively, the output end of the comparator and the second monolithic
The input end signal connection of machine；The output end of the second singlechip is connected with warning device signal.
8. the safety device of half high shield door according to claim 7, it is characterised in that the laser deviator bag
Include first laser deflector and second laser deflector；The first laser deflector includes：First polygonal mirror and the first driving
Device, the second laser deflector include：Second polygonal mirror and the second drive device；First polygonal mirror swashs for local derviation
The laser signal that light emitting devices is sent, second polygonal mirror, which is used to receive Laser feedback signal local derviation to optical signal, to be filled
Put；The first driving means are connected with controller signals, and drive the first polygonal mirror to rotate；Second drive device and control
Device signal connection processed, and drive the second polygonal mirror to rotate.
9. the safety device of half high shield door according to claim 7, it is characterised in that the laser deviator bag
Include the first polygonal mirror, the second polygonal mirror and the 3rd drive device；First polygonal mirror is sent for local derviation laser beam emitting device
Laser signal, second polygonal mirror is used for Laser feedback signal local derviation to light signal receiving；First multiaspect
Mirror, the second polygonal mirror are fixed in same rotating shaft, and the 3rd drive device is connected with controller signals, its drive output with
Rotating shaft connects.
10. the safety device of half high shield door according to claim 1, it is characterised in that the laser scanning region
(2) resolution ratio is 0.01-10 °.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720769419.2U CN206877452U (en) | 2017-06-28 | 2017-06-28 | A kind of safety device of half high shield door |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720769419.2U CN206877452U (en) | 2017-06-28 | 2017-06-28 | A kind of safety device of half high shield door |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206877452U true CN206877452U (en) | 2018-01-12 |
Family
ID=61331910
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720769419.2U Active CN206877452U (en) | 2017-06-28 | 2017-06-28 | A kind of safety device of half high shield door |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206877452U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108584639A (en) * | 2018-07-20 | 2018-09-28 | 浙江巨通电梯有限公司 | Towed elevator door mechanism system |
| CN110510489A (en) * | 2019-08-30 | 2019-11-29 | 山东奔速电梯股份有限公司 | A kind of Household semi-enclosed elevator door and its method of controlling security |
-
2017
- 2017-06-28 CN CN201720769419.2U patent/CN206877452U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108584639A (en) * | 2018-07-20 | 2018-09-28 | 浙江巨通电梯有限公司 | Towed elevator door mechanism system |
| CN108584639B (en) * | 2018-07-20 | 2020-05-22 | 浙江巨通电梯有限公司 | Traction elevator door motor system |
| CN110510489A (en) * | 2019-08-30 | 2019-11-29 | 山东奔速电梯股份有限公司 | A kind of Household semi-enclosed elevator door and its method of controlling security |
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