CN204065431U - For the light bar device of gap foreign bodies detection between metro platform shield door and train - Google Patents
For the light bar device of gap foreign bodies detection between metro platform shield door and train Download PDFInfo
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- CN204065431U CN204065431U CN201420472284.XU CN201420472284U CN204065431U CN 204065431 U CN204065431 U CN 204065431U CN 201420472284 U CN201420472284 U CN 201420472284U CN 204065431 U CN204065431 U CN 204065431U
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- light bar
- led illuminator
- rack body
- pedestal
- shield door
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Abstract
The utility model discloses a kind of light bar device for gap foreign bodies detection between metro platform shield door and train, comprise light bar body, light bar controller, light bar pedestal and mounting bracket, described light bar controller is connected with light bar body, described light bar body is fixed in light bar pedestal removably, and described mounting bracket adopts rotary structure; Described light bar body comprises multiple LED illuminator, lamp bar circuit, aluminium section bar and long strip type transparent lamp shade; Described multiple LED illuminator comprises the LED illuminator of multiple color.The utility model can obtain different light color by the combination of different colours and different colours, and the LED illuminator of shades of colour is controlled by light bar controller, light bar body timing automatic is made to convert light color, flase drop situation when detection thing can be avoided close with light bar color, improves the accuracy rate of foreign bodies detection; Adopt the mounting bracket of rotary structure, train runaway can also be avoided to clash light bar, reduce light bar device to the damage of train.
Description
Technical field
The utility model relates to a kind of LED device, and especially a kind of light bar device for foreign bodies detection between metro platform shield door and train, belongs to safety of subway operation field.
Background technology
Along with subway Network scale in all parts of the country constantly expands, passenger flow is on the increase, and seems particularly important to the guarantee of the safe and efficient operation of subway.In order to ensure that passenger rides safety, most domestic subway platform is all provided with shield door.But, the gap of 10 centimetres of still having an appointment between subway train car door and platform screen door.If in the gap having passenger or object to be clipped between shield door and train door, have a strong impact on producing the safe operation of subway.So, subway train dispatch a car before driver must detect in gap whether there is foreign matter.
For modal straight line platform, usually adopt LED light band to detect, namely utilize the characteristic that light is linearly propagated, a LED light band is set at tailstock gap place, detect tailstock light belt from headstock.The method detected can take driver's naked eyes to detect, and video also can be taked automatically to detect.The complete free of discontinuities of light belt as detected, then show foreign between shield door and car door, is blocked or is interrupted as light bar, then show to there is foreign matter between shield door and car door.
At present, what use in above-mentioned detection method is mostly yellow or white monochromatic LED light bar, and is mostly high pressure (220v) driving, has Danger Electric shock risk; Set light bar brightness is generally on the low side, and identification capability is weak; Can see every luminophor, lamp bar is discontinuous, easy undetected small foreign body.In addition yellow and white is also the common colors of the article such as clothing, carton in daily life, and this just easily causes foreign matter color close with light bar color, and no matter be that naked eyes detect or video detects, false drop rate all can obviously raise.In addition, railcar length is at least at about 100 meters, and the longest train length is close to 180 meters.For so long and narrow gap, naked eyes detect and require very high to the notice of driver, and adopt monochromatic and discontinuous light belt easily to cause visual fatigue and undetected, are unfavorable for keeping vision absorbed.
In addition, because between shield door and car door, gap is narrow and small, be installed on light bar in gap very near train, light bar portion has invaded driving gauge.And fixing light bar crossbeam mostly is iron bar or the angle steel of many high strength.If train in/out station rocks comparatively large, the crossbeam of light bar and fixing light bar can scratch train, causes train to cause damage.And current light bar does not have warning function, be unfavorable for fault Timeliness coverage, existing light bar dismounting is constant in addition, and replacing options is loaded down with trivial details.
In sum, between subway train car door and platform screen door, gap foreign bodies detection is the necessary guarantee of metro safety high efficiency operation, there is open defect in the LED device used in existing detection method, need to design a kind of brightness high, debate that knowledge and magnanimity are high, safe reliability good, safeguard simple luminous continuous print Multicolor LED lamp belting, to improve the accuracy rate of foreign bodies detection, better ensure the safety and efficiency of metro operation.
Utility model content
The purpose of this utility model is the defect in order to solve above-mentioned prior art, provides the light bar device for gap foreign bodies detection between metro platform shield door and train that a kind of structure is simple, easy for installation.
The purpose of this utility model can reach by taking following technical scheme:
For the light bar device of gap foreign bodies detection between metro platform shield door and train, it is characterized in that: comprise the light bar body and light bar controller that are arranged on tailstock one end in gap between metro platform shield door and train, described light bar controller is connected with light bar body; Described light bar body comprises multiple LED illuminator, connects the lamp bar circuit of multiple LED illuminator, for the aluminium section bar of fixed light bar circuit and heat radiation and the long strip type transparent lamp shade that is fixed on aluminium section bar; Described multiple LED illuminator comprises the LED illuminator of multiple color.
As a kind of embodiment, also comprise the light bar pedestal and at least one mounting bracket that are arranged on tailstock one end in gap between metro platform shield door and train; Described light bar body is fixed in light bar pedestal removably; Described mounting bracket adopts rotary structure, comprise the first rack body, the second rack body and rotating shaft, the axes normal of described rotating shaft is in ground, described first rack body is connected with light bar pedestal, described second rack body is connected with vertical columns, and described first rack body is flexibly connected with the second rack body by rotating shaft; Under external force, described first rack body drives light bar pedestal and light bar body centered by rotating shaft, rotates and is retracted to home.
As a kind of embodiment, described light bar pedestal adopts U-type groove pedestal, U-type groove bottom seal, and the inwall of both sides has the first buckle; Aluminium section bar on described light bar body is U-shaped structure, and its lateral wall is provided with the draw-in groove matched with the first buckle; After described aluminium section bar snaps in pedestal from U-type groove opening direction, the draw-in groove of aluminium section bar lateral wall is engaged mutually with the first buckle of pedestal, and aluminium section bar is held on light bar pedestal.
As a kind of embodiment, inwall or the outer wall of described aluminium section bar both sides have lampshade draw-in groove, described long strip type transparent lamp shade is stuck on aluminium section bar from the lampshade draw-in groove opening part aluminium section bar, make light bar body continuously luminous and soft, avoid the luminescence of high-brightness LED luminophor to be interrupted and dazzling, so that undetected small foreign body and reduction passenger ride comfort level.
As a kind of embodiment, described second rack body has the second buckle, described first rack body is flexibly connected with wherein one end of the second rack body by rotating shaft, and the other end of described second rack body is connected with vertical columns; Wherein one end of first rack body is fixed by the second buckle on described second rack body, and the other end of described first rack body is connected with light bar pedestal; The rotating angular range of described rotating shaft is 0 ~ 90 °; Under external force, the second buckle on described second rack body gets loose, and makes the first rack body drive light bar pedestal and light bar body centered by rotating shaft, rotates and be retracted to home.
As a kind of embodiment, the LED illuminator of multiple same color connects for together color LED group by described lamp bar circuit, and the LED illuminator series connection in each same color LED group, each is with in parallel between color LED group.
As a kind of embodiment, described light bar controller comprises control module, power adaptation module and multiple driver module, described control module is connected with power adaptation module respectively with driver module, described power adaptation module is connected with power supply, described control module is connected with each LED illuminator by multiple driver module, the LED illuminator of the corresponding a kind of color of each driver module, to control each LED illuminator work and display different colours.
As a kind of embodiment, described light bar controller also comprises the current monitoring module that is connected with driver module and the fault alarm module with current monitoring model calling.
As a kind of embodiment, described multiple LED illuminator comprises red primary LED illuminator, green primary LED illuminator and blue primary LED illuminator; Or described multiple LED illuminator comprises white LED light and yellow led luminophor.
As a kind of embodiment, described light bar pedestal, mounting bracket and long strip type transparent lamp shade adopt engineering plastics to make.
The utility model has following beneficial effect relative to prior art:
1, light bar device of the present utility model has multiple LED illuminator, multiple LED illuminator comprises the LED illuminator of multiple color, different light color can be obtained by the combination of different colours and different colours, and the LED illuminator of shades of colour is controlled by light bar controller, light bar body timing automatic is made to convert light color, flase drop situation when detection thing can be avoided close with light bar color, improves the accuracy rate of foreign bodies detection.
2, the mounting bracket of light bar device of the present utility model adopts rotary structure, when train enter the station scratch light bar pedestal or light bar body time, under external force, the second buckle on mounting bracket can get loose, make light bar pedestal centered by rotating shaft, rotation is retracted to home, thus avoids train runaway to clash light bar device, reduces light bar device to the damage of train.
3, in light bar device of the present utility model, multiple same color LED illuminator can be connected be one with color LED group, LED illuminator in each same color LED group is series connection, each is with between color LED group being parallel connection, and be connected with the driver module that this Color pair is answered, this string the connected mode combined can not make light bar body lighting function complete failure when certain driver module or certain LED illuminator are damaged, still can carry out normal testing, system reliability is high.
4, light bar device of the present utility model can control light bar body timing variable color by light bar controller, and the light color of change can alleviate visual fatigue when train driver detects, and improves detection efficiency.
5, the light bar body of light bar device of the present utility model and light bar pedestal are split-type design, and two parts are separated from each other, can independent dismounting, thus reduce maintenance cost.
6, light bar device of the present utility model adopts light bar body to snap in the installation method of light bar pedestal, when light bar body breaks down, replacing can be completed within the short time (about one minute), realize fast assembling-disassembling, ensured the daily operation of subway better.
7, the light bar controller in light bar device of the present utility model, adopts the current monitoring module that is connected with driver module and the fault alarm module with current monitoring model calling, can automatic alarm in time when LED illuminator lost efficacy, raising system reliability.
8, light bar device of the present utility model adopts long strip type transparent lamp shade to be fixed on aluminium section bar, makes light bar body continuously luminous and soft, avoids the luminescence of high-brightness LED luminophor to be interrupted and dazzling, and raising foreign bodies detection accuracy rate and passenger ride comfort level.
Accompanying drawing explanation
Fig. 1 is the light bar device one-piece construction schematic diagram of the utility model embodiment 1.
Fig. 2 is the front schematic view of light bar body in the light bar device of the utility model embodiment 1.
Fig. 3 is the schematic top plan view of light bar body in the light bar device of the utility model embodiment 1.
Fig. 4 is the plan structure schematic diagram of mounting bracket in the light bar device of the utility model embodiment 1.
Fig. 5 is the structural representation of light bar pedestal in the light bar device of the utility model embodiment 1.
Fig. 6 is the cross section structure schematic diagram of light bar pedestal in the light bar device of the utility model embodiment 1.
Fig. 7 is the schematic diagram that the light bar device of the utility model embodiment 1 is arranged on platform screen door pillar.
Fig. 8 is the circuit connection diagram connecting each LED illuminator in the light bar device of the utility model embodiment 1.
Fig. 9 is the structural principle block diagram of light bar controller in the light bar device of the utility model embodiment 1.
Figure 10 is the plan structure schematic diagram of mounting bracket in the light bar device of the utility model embodiment 3.
Figure 11 is the Facad structure schematic diagram of mounting bracket in the light bar device of the utility model embodiment 3.
Wherein, 1-light bar pedestal, 2-light bar body, 3-light bar controller, 4-mounting bracket, 5-LED luminophor, 6-aluminium section bar, 7-long strip type transparent lamp shade, 8-connecting line, 9-U type groove, 10-first buckle, 11-platform screen door pillar, 12-first rack body, 13-second rack body, 14-rotating shaft, 15-second buckle, 16-lampshade draw-in groove, 17-with primary-color LED group, 18-control module, 19-power adaptation module, 20-driver module, 21-current monitoring module, 22-fault alarm module.
Embodiment
Embodiment 1:
The vertical columns of the present embodiment is platform screen door pillar, is described below in conjunction with accompanying drawing.
As shown in Fig. 1 ~ Fig. 9, the light bar device of the present embodiment comprises light bar pedestal 1, light bar body 2, light bar controller 3 and three mounting brackets 4 (on, in, lower three), described light bar pedestal 1 is arranged in the gap between metro platform shield door and train, described light bar body 2 comprises multiple LED illuminator 5, lamp bar circuit, aluminium section bar 6 and long strip type transparent lamp shade 7, described light bar body 2 is fixed on light bar pedestal 1 removably, a connecting line 8 is provided with between described light bar body 2 and light bar controller 3, one end of this connecting line 8 is connected with light bar body 2, the other end can extend to open place along the mounting bracket 4 of top and be connected with light bar controller 3, described multiple LED illuminator 5 comprises the LED illuminator of multiple color, and the LED illuminator 5 wherein with color is equidistantly laid point-blank, described lamp bar circuit for connecting multiple LED illuminator 5, wherein:
Described light bar pedestal 1 adopts U-type groove pedestal, preferably adopts engineering plastics to make, U-type groove 9 bottom seal, can the weight of support light bar body 2, and the inwall of both sides has the first buckle 10; Aluminium section bar 6 on described light bar body 2 is U-shaped structure, and its length range is 1.5m ~ 2.5m, and for fixed light bar circuit and heat radiation, aluminium section bar 6 lateral wall is provided with the draw-in groove (not shown) matched with the first buckle 10; Described aluminium section bar 6 snaps in light bar pedestal 1 from U-type groove 9 opening direction when mounted, and the draw-in groove of aluminium section bar 6 lateral wall is engaged mutually with the first buckle 10 of light bar pedestal 1, makes aluminium section bar 6 be held on light bar pedestal 1 under the first buckle 10 with the effect of deadweight; When light bar body 2 breaks down and needs to change aluminium section bar 6, only aluminium section bar 6 from top to bottom need be broken out gently.
Described light bar pedestal 1 adopts engineering plastics to make, be fixed on platform screen door pillar 11 by three mounting brackets 4, described each mounting bracket 4 adopts rotary structure, comprise the first rack body 12, second rack body 13 and rotating shaft 14, described second rack body 13 has the second buckle 15, wherein one end of described second rack body 13 is connected with the first rack body 12 by rotating shaft 14, and the other end is connected with platform screen door pillar 11; Wherein one end of described first rack body 12 is fixed on the second rack body 13 by the second buckle 15, and the other end is connected with light bar pedestal 1; This connected mode both can make light bar pedestal 1 fix, and when train enter the station scratch light bar pedestal 1 or light bar body 2 time, the second buckle 15 on second rack body 13 can get loose under external force, the first rack body 12 is made to drive light bar pedestal 1 and light bar body 2 centered by rotating shaft 14, rotation is retracted to home, thus avoid train runaway to clash light bar device, reduce light bar device to the damage of train.
Described long strip type transparent lamp shade 7 makes light bar body 2 luminous continuously and soft, avoids the luminescence of high-brightness LED luminophor 5 to be interrupted and dazzling, so that undetected small foreign body and reduction passenger ride comfort level; The inwall of described aluminium section bar 6 both sides has lampshade draw-in groove 16, long strip type transparent lamp shade 7 sticks in aluminium section bar 6 from lampshade draw-in groove 16 opening direction aluminium section bar 6, and aluminium section bar 6 two ends have square plastic cover buckle to live, thus make together with long strip type transparent lamp shade 7 fixedly secures with aluminium section bar 6.Described long strip type transparent lamp shade 7 is made up of engineering plastic PC, and existing reliable intensity, has again soft translucent effect.
Described multiple LED illuminator 5 comprises red primary LED illuminator, green primary LED illuminator and blue primary LED illuminator, three connections of the LED illuminator 5 with primary colours are one by described lamp bar circuit, and with primary-color LED group 17, (color adopted due to the present embodiment is primary colours, therefore same primary-color LED group will be called with color LED group, as shown in Figure 8, 1st, 4, 7 ... n-2 is blue primary LED group with primary-color LED group, 2nd, 5, 8 ... n-1 is green primary LED group, 3rd, 6, 9 ... n is red primary LED group), LED illuminator 5 in each same primary-color LED group 17 is series connection, each is with between primary-color LED group 17 being parallel connection, above-mentioned string the LED illuminator 5 of connected mode in certain primary colours or certain group combined can not make lighting function complete failure when damaging, white light (RGB primary colours luminophor is entirely bright) is adopted when such as detecting, when the LED illuminator 5 of green light breaks down, red blue primary still can work on, and now light color becomes purple (namely LED illuminator 5 parallel connection of three kinds of primary colours can form effect for subsequent use each other) from white, or when certain LED illuminator 5 open circuit (or short circuit), only can have an impact to the work of the same primary-color LED group 17 at this LED illuminator 5 place, the same primary-color LED group 17 of other group still can normally work.
Described light bar controller 3 comprises control module 18, power adaptation module 19, driver module 20, current monitoring module 21 (as current sensor) and fault alarm module 22 (as hummer), described control module 18 is connected with power adaptation module 19 respectively with driver module 20, described power adaptation module 19 is connected with power supply, power supply is adjusted to can for the power supply of control module 18 and LED illuminator 5 (as to connect power supply be 220V electric main, commercial power rectification step-down is become low-voltage DC), described control module 18 adopts model to be the singlechip chip of STC15F104, be connected with each LED illuminator 5 by three driver modules 20, the LED illuminator 5 of the corresponding a kind of primary colours of each driver module 20, realize controlling the independence of often kind of primary-color LED luminophor 5, and it is luminous to control all LED groups 15 in the mode of parallel output, all LED illuminator 5 timing (by the set time) auto-changing light color can be made (if order change is RGB combined color, red green combined color, red, red blue combined color, blue, bluish-green combined color, green), to alleviate visual fatigue when train driver detects, the timing mode of light color conversion can adopt the timer of control module 18 inside to realize, described current monitoring module 21 is connected with driver module 20, fault alarm module 22 is connected with current monitoring module 21, when current monitoring module 21 detects the change by each LED illuminator 5 size of current, when change exceedes setting value, fault alarm module 22 can send alerting signal (as hummer sounds the alarm).
Embodiment 2:
The difference part of the present embodiment and embodiment 1 is: vertical columns is the light bar fixed leg that platform is arranged specially.
Embodiment 3:
As shown in Figure 10 and Figure 11, the principal feature of the present embodiment is: the first rack body 12 in described mounting bracket 4 forms integral structure with lamp socket pedestal 1, and the advantage of this structure is that the making of light bar pedestal is more simple, and the volume of light body entirety is less.
Embodiment 4:
The principal feature of the present embodiment is: described multiple LED illuminator 5 comprises white LED light and yellow led luminophor.
In sum, light bar device of the present utility model adopts the LED illuminator of multiple color, different light color can be obtained by the combination of different colours and different colours, and the LED illuminator of shades of colour is controlled by light bar controller, light bar body timing automatic is made to convert light color, flase drop situation when detection thing can be avoided close with light bar color, improves the accuracy rate of foreign bodies detection; And there is the mounting bracket of rotary structure, when train enter the station scratch light bar pedestal or light bar body time, under external force, the second buckle on second rack body can get loose, the first rack body is made to drive light bar pedestal and light bar body centered by rotating shaft, rotation is retracted to home, thus avoids the strong shock between train and light bar device, reduces light bar device to the damage of train.
The above; be only the utility model patent preferred embodiment; but the protection domain of the utility model patent is not limited thereto; as the LED illuminator 5 of four, five even more same primary colours can connect for together primary-color LED group 17 by lamp bar circuit in embodiment 1; anyly be familiar with those skilled in the art in the scope disclosed in the utility model patent; be equal to according to the technical scheme of the utility model patent and utility model design thereof and replaced or change, all belonged to the protection domain of the utility model patent.
Claims (10)
1. for the light bar device of gap foreign bodies detection between metro platform shield door and train, it is characterized in that: comprise the light bar body and light bar controller that are arranged on tailstock one end in gap between metro platform shield door and train, described light bar controller is connected with light bar body; Described light bar body comprises multiple LED illuminator, connects the lamp bar circuit of multiple LED illuminator, for the aluminium section bar of fixed light bar circuit and heat radiation and the long strip type transparent lamp shade that is fixed on aluminium section bar; Described multiple LED illuminator comprises the LED illuminator of multiple color.
2. the light bar device for gap foreign bodies detection between metro platform shield door and train according to claim 1, is characterized in that: also comprise the light bar pedestal and at least one mounting bracket that are arranged on tailstock one end in gap between metro platform shield door and train; Described light bar body is fixed in light bar pedestal removably; Described mounting bracket adopts rotary structure, comprise the first rack body, the second rack body and rotating shaft, the axes normal of described rotating shaft is in ground, described first rack body is connected with light bar pedestal, described second rack body is connected with vertical columns, and described first rack body is flexibly connected with the second rack body by rotating shaft; Under external force, described first rack body drives light bar pedestal and light bar body centered by rotating shaft, rotates and is retracted to home.
3. the light bar device for gap foreign bodies detection between metro platform shield door and train according to claim 2, is characterized in that: described light bar pedestal adopts U-type groove pedestal, U-type groove bottom seal, and the inwall of both sides has the first buckle; Aluminium section bar on described light bar body is U-shaped structure, and its lateral wall is provided with the draw-in groove matched with the first buckle; After described aluminium section bar snaps in pedestal from U-type groove opening direction, the draw-in groove of aluminium section bar lateral wall is engaged mutually with the first buckle of pedestal, and aluminium section bar is held on light bar pedestal.
4. the light bar device for gap foreign bodies detection between metro platform shield door and train according to claim 1, it is characterized in that: inwall or the outer wall of described aluminium section bar both sides have lampshade draw-in groove, described long strip type transparent lamp shade is stuck on aluminium section bar from the lampshade draw-in groove opening part aluminium section bar.
5. the light bar device for gap foreign bodies detection between metro platform shield door and train according to claim 2, it is characterized in that: described second rack body has the second buckle, described first rack body is flexibly connected with wherein one end of the second rack body by rotating shaft, and the other end of described second rack body is connected with vertical columns; Wherein one end of first rack body is fixed by the second buckle on described second rack body, and the other end of described first rack body is connected with light bar pedestal; The rotating angular range of described rotating shaft is 0 ~ 90 °; Under external force, the second buckle on described second rack body gets loose, and makes the first rack body drive light bar pedestal and light bar body centered by rotating shaft, rotates and be retracted to home.
6. the light bar device for gap foreign bodies detection between metro platform shield door and train according to claim 1, it is characterized in that: described lamp bar circuit by the LED illuminator of multiple same color connect be one with color LED group, LED illuminator series connection in each same color LED group, each is with in parallel between color LED group.
7. the light bar device for gap foreign bodies detection between metro platform shield door and train according to claim 1, it is characterized in that: described light bar controller comprises control module, power adaptation module and multiple driver module, described control module is connected with power adaptation module respectively with driver module, described power adaptation module is connected with power supply, described control module is connected with each LED illuminator by multiple driver module, the LED illuminator of the corresponding a kind of color of each driver module, to control each LED illuminator work and display different colours.
8. the light bar device for gap foreign bodies detection between metro platform shield door and train according to claim 7, is characterized in that: described light bar controller also comprises the current monitoring module that is connected with driver module and the fault alarm module with current monitoring model calling.
9. the light bar device for gap foreign bodies detection between metro platform shield door and train according to claim 1, is characterized in that: described multiple LED illuminator comprises red primary LED illuminator, green primary LED illuminator and blue primary LED illuminator; Or described multiple LED illuminator comprises white LED light and yellow led luminophor.
10. the light bar device for gap foreign bodies detection between metro platform shield door and train according to claim 2, is characterized in that: described light bar pedestal, mounting bracket and long strip type transparent lamp shade adopt engineering plastics to make.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420472284.XU CN204065431U (en) | 2014-08-20 | 2014-08-20 | For the light bar device of gap foreign bodies detection between metro platform shield door and train |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420472284.XU CN204065431U (en) | 2014-08-20 | 2014-08-20 | For the light bar device of gap foreign bodies detection between metro platform shield door and train |
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| Publication Number | Publication Date |
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| CN204065431U true CN204065431U (en) | 2014-12-31 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420472284.XU Withdrawn - After Issue CN204065431U (en) | 2014-08-20 | 2014-08-20 | For the light bar device of gap foreign bodies detection between metro platform shield door and train |
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| CN (1) | CN204065431U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104199119A (en) * | 2014-08-20 | 2014-12-10 | 华南理工大学 | Lamp belt device for detecting foreign matters in gaps between shielded gate at metro platform and train |
| CN113128321A (en) * | 2020-01-16 | 2021-07-16 | 宁波微科光电股份有限公司 | Method for detecting foreign matters on subway door |
-
2014
- 2014-08-20 CN CN201420472284.XU patent/CN204065431U/en not_active Withdrawn - After Issue
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104199119A (en) * | 2014-08-20 | 2014-12-10 | 华南理工大学 | Lamp belt device for detecting foreign matters in gaps between shielded gate at metro platform and train |
| CN104199119B (en) * | 2014-08-20 | 2017-04-19 | 华南理工大学 | Lamp belt device for detecting foreign matters in gaps between shielded gate at metro platform and train |
| CN113128321A (en) * | 2020-01-16 | 2021-07-16 | 宁波微科光电股份有限公司 | Method for detecting foreign matters on subway door |
| CN113128321B (en) * | 2020-01-16 | 2023-06-16 | 宁波微科光电股份有限公司 | Subway door foreign matter detection method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: GUANGZHOU METRO CORPORATION Effective date: 20150204 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20150204 Address after: 510640 Tianhe District, Guangdong, No. five road, No. 381, Patentee after: South China University of Technology Patentee after: Guangzhou Metro Corporation Address before: 510640 Tianhe District, Guangdong, No. five road, No. 381, Patentee before: South China University of Technology |
|
| AV01 | Patent right actively abandoned | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20141231 Effective date of abandoning: 20170419 |