WO2022211192A1 - Dispositif de sécurité pour piétons sur un passage pour piétons - Google Patents

Dispositif de sécurité pour piétons sur un passage pour piétons Download PDF

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Publication number
WO2022211192A1
WO2022211192A1 PCT/KR2021/012123 KR2021012123W WO2022211192A1 WO 2022211192 A1 WO2022211192 A1 WO 2022211192A1 KR 2021012123 W KR2021012123 W KR 2021012123W WO 2022211192 A1 WO2022211192 A1 WO 2022211192A1
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WO
WIPO (PCT)
Prior art keywords
crosswalk
pedestrian
unit
moving
safety device
Prior art date
Application number
PCT/KR2021/012123
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English (en)
Korean (ko)
Inventor
한성무
Original Assignee
주식회사 에스케이디 하이테크
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
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Application filed by 주식회사 에스케이디 하이테크 filed Critical 주식회사 에스케이디 하이테크
Publication of WO2022211192A1 publication Critical patent/WO2022211192A1/fr

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    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F13/00—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions
    • E01F13/04—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage
    • E01F13/048—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage with obstructing members moving in a translatory motion, e.g. vertical lift barriers, sliding gates
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F13/00—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions
    • E01F13/04—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F13/00—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions
    • E01F13/04—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage
    • E01F13/06—Arrangements for obstructing or restricting traffic, e.g. gates, barricades ; Preventing passage of vehicles of selected category or dimensions movable to allow or prevent passage by swinging into open position about a vertical or horizontal axis parallel to the road direction, i.e. swinging gates
    • E—FIXED CONSTRUCTIONS
    • E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
    • E01F—ADDITIONAL WORK, SUCH AS EQUIPPING ROADS OR THE CONSTRUCTION OF PLATFORMS, HELICOPTER LANDING STAGES, SIGNS, SNOW FENCES, OR THE LIKE
    • E01F9/00—Arrangement of road signs or traffic signals; Arrangements for enforcing caution
    • E01F9/60—Upright bodies, e.g. marker posts or bollards; Supports for road signs
    • E01F9/604—Upright bodies, e.g. marker posts or bollards; Supports for road signs specially adapted for particular signalling purposes, e.g. for indicating curves, road works or pedestrian crossings
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/01—Detecting movement of traffic to be counted or controlled
    • G08G1/04—Detecting movement of traffic to be counted or controlled using optical or ultrasonic detectors
    • G—PHYSICS
    • G08—SIGNALLING
    • G08G—TRAFFIC CONTROL SYSTEMS
    • G08G1/00—Traffic control systems for road vehicles
    • G08G1/09—Arrangements for giving variable traffic instructions
    • G08G1/095—Traffic lights

Definitions

  • the present invention relates to a pedestrian safety device used to prevent a pedestrian traffic accident in a crosswalk. More specifically, the present invention can prevent the problem that the blocking member that is operated to allow or block the pedestrian's crosswalk passage collides with the pedestrian, and it is possible to diagnose in advance whether the parts to be lifted are faulty and the replacement period It relates to a pedestrian safety device in a crosswalk having features, etc.
  • a pedestrian safety device installed in a crosswalk includes a blocking member such as a rope, and by raising the blocking member to allow pedestrian crossing or lowering the blocking member to block pedestrian crossing. .
  • Pedestrian safety devices in these crosswalks generally have the following problems.
  • the blocking member may collide with a pedestrian (or an obstacle) in the process of elevating or lowering, and damage may occur to parts elevating from the device or may injure a pedestrian due to a strong impact during the collision.
  • the blocking member in an emergency situation such as a power outage, the blocking member is not raised and maintained in a stationary state, so that pedestrians cannot quickly move and pass through.
  • the pedestrian is not notified of this in advance, so traffic accidents can occur frequently.
  • Prior patent documents related to the present invention include KR 20-0400235 Y1, KR 10-0601112 B1, KR 10-2006-0085852 A, JP 2008-534827 A, KR 10-1143843 B1, KR 10-2014-0007980 A, KR Reference may be made to 10-2014-0009813 A, KR 10-1471543 B1, KR 10-2015-0013410 A, KR 10-2015-0013411 A, KR 10-2019-0120482 A.
  • An embodiment of the present invention is to provide a pedestrian safety device for a crosswalk capable of forcibly raising the blocking members by canceling the connection state of the power when a power failure or a failure of the driving unit occurs.
  • the embodiment of the present invention measures the moving speed or position of the lifting blocking members and comparing them with a predetermined reference value to determine whether the blocking members collide with pedestrians, obstacles, etc., and damage and failure states of the lifting components
  • An embodiment of the present invention is to provide a pedestrian safety device in the crosswalk that can prevent a traffic accident in advance by photographing a pedestrian in the crosswalk, detecting a vehicle on the road, and elevating the blocking members.
  • a pair of main bodies (refer to 110) installed on both sides at intervals along the width direction of the crosswalk;
  • a plurality of moving modules (see 121 and 122) corresponding to each other are provided on both sides, and a plurality of moving units corresponding to each other are provided to be liftable on a pair of the main body, respectively, in a state in which the moving modules are arranged in the vertical direction (see 120) )class;
  • a pair of blocking members (refer to 130) for connecting a plurality of the moving modules corresponding to each other between a pair of the main body;
  • a flexible type connecting member (see 140) connecting the blocking members up and down to each other;
  • a driving unit 150 that raises the plurality of corresponding moving modules and reduces or lowers the vertical spacing and increases the vertical spacing;
  • a pedestrian safety device in a crosswalk may be provided, including a diagnostic unit (see 160) for diagnosing whether an operating state is abnormal based on the speed or displacement amount during lifting for any one
  • the blocking members can be raised and lowered together with the moving modules.
  • the blocking members when the blocking members are raised, the passage of the pedestrian is allowed, and when the blocking members are lowered, the passage of the pedestrian can be blocked.
  • a plurality of rails (refer to 111) for guiding the elevation of the moving module corresponding to each other may be provided on a pair of the main body in the vertical direction, respectively, and the pedestrian It may further include a pedestrian detection sensor 112 for detecting whether a pair of the main body is present.
  • Each of the blocking members may be respectively connected to the moving body on both sides of the moving module, both of which correspond to a plurality of each other.
  • the blocking members may be configured to have a hard structure (eg, a hard synthetic resin bar, etc.) or may be configured to have a soft structure (eg, a rubber rope, etc.).
  • a hard structure eg, a hard synthetic resin bar, etc.
  • a soft structure eg, a rubber rope, etc.
  • each of the moving body and the blocking member connected to each other uses an elastic force to apply tension to the blocking member via an elastic body (eg, a tension coil spring).
  • the driving unit may include a driving module that reduces or enlarges the vertical spacing of one of the moving modules while raising and lowering one of the moving modules among the moving modules on both sides connected to each other by the blocking members.
  • the driving module includes: a driving motor (see 151) provided on the upper end of the main body on the one side provided with the moving modules on the one side; a first pulley mounted on a motor shaft of the driving motor; a first belt (152a) having one end connected to the lowermost moving module among the moving modules while being caught on the first pulley; a weight (see 152b) connected to the other end of the first belt; an upper pulley (refer to 153U) mounted on the motor shaft; a lower pulley (refer to 153L) provided at the lower end of the main body on one side and paired with the upper pulley; It may include a second belt (refer to 153a) connected to the uppermost moving module among the one of the moving modules in a state of being caught on the pair of the upper pulley and the lower pulley.
  • the driving module may further include a clutch.
  • the motor shaft may be divided into a straight drive shaft and a driven shaft, and the drive shaft and the driven shaft may be interrupted by the clutch.
  • the driving shaft may be rotated by the driving motor, and the first pulley and the upper pulley may be mounted on the driven shaft.
  • the first pulley may have a larger diameter than that of the upper pulley and the lower pulley.
  • the driving unit may further include a driving module for reducing or enlarging the vertical distance between the moving modules on the other side while elevating the other moving modules among the moving modules on both sides connected to each other by the blocking members.
  • the driving modules on one side and the other side may be configured identically to each other and may be operated at the same time.
  • the driving unit includes only one of the driving modules or both of the driving modules may be determined in consideration of the characteristics of the blocking members. For example, if the blocking members are configured to have a rigid structure, the driving unit may include only one of the driving modules on both sides. On the contrary, if the blocking members are configured to have a soft structure, the driving unit may include both of the driving modules.
  • the first pulley, the upper pulley, and the lower pulley may be replaced with a sprocket wheel instead of a pulley, and the first belt and the second belt may be replaced with a chain instead of a belt.
  • the diagnosis unit measures an amount of speed or displacement at the time of lifting or lowering of one of the moving modules, compares the measured value with a predetermined reference value, and when the measured value deviates from the reference value, It may be determined that there is an abnormality in the lifting operation state. Furthermore, the diagnosis unit may control the operation of the driving unit or store or transmit an abnormal state to the manager according to the determination result.
  • the diagnostic unit may include a diagnostic sensor 161 and a reflective member (refer to a measurement plate 162 ) to acquire the measurement value.
  • the diagnosis unit includes: the reflective member provided in any one of the moving modules;
  • the diagnostic sensor is provided on one side of the main body and has a light emitting unit for irradiating light to the reflective member and a light receiving unit for receiving light reflected from the reflective member.
  • the reflective member since the reflective member is moved together when the moving modules are raised and lowered, the reflective member may be spaced apart from or approached from the diagnostic sensor.
  • Pedestrian safety device of a crosswalk may further include a pedestrian safety unit.
  • the pedestrian safety unit includes: a pedestrian photographing unit 170 for transmitting an image signal by photographing a pedestrian waiting for a crosswalk or passing a crosswalk; a vehicle detection unit 171 for detecting a vehicle approaching the crosswalk; a traffic light linkage 172 for operating the driving unit 150 in connection with a traffic light installed in a crosswalk; Safety signal output that outputs a hazard signal visually (eg light) or audible (eg voice) when a pedestrian passes a crosswalk at a red light signal or a vehicle approaches a crosswalk at a green light signal It may include a part 173 .
  • the present invention has the effect of allowing or blocking pedestrian crossing by reducing or expanding the vertical spacing of the blocking members.
  • the blocking members are forcibly raised to allow pedestrians to pass without interference.
  • FIG. 1 is a configuration diagram schematically showing a pedestrian safety device in a crosswalk according to an embodiment of the present invention.
  • FIG. 2 is a front view specifically illustrating part A of FIG. 1 .
  • FIG. 3 is a side view specifically illustrating part A of FIG. 1 .
  • FIG. 4 is a plan view specifically illustrating a portion A of FIG. 1 .
  • 5 and 6 are diagrams schematically showing a driving unit of a pedestrian safety device for a crosswalk according to an embodiment of the present invention.
  • FIG. 7 shows a state in which the moving modules corresponding to each other are raised in the state of FIG. 2 to reduce the vertical spacing of the blocking members.
  • FIG. 8 is a block diagram illustrating a diagnosis unit and a pedestrian safety unit of a pedestrian safety device for a crosswalk according to an embodiment of the present invention.
  • FIGS. 1 to 8 The configuration of a pedestrian safety device for a crosswalk according to an embodiment of the present invention is shown in FIGS. 1 to 8 .
  • Pedestrian safety device 100 of a crosswalk a pair of main bodies 110 installed on both sides along the width direction of the crosswalk in the crosswalk; a moving unit 120 having a plurality of moving modules (see 121 and 122) formed to be lifted and lowered, respectively, on the inside or one side of the main body 110; a plurality of blocking members 130 formed to connect the moving modules on both sides facing each other in a horizontal direction; a connecting member 140 forming the blocking members 130 to be connected to each other in a vertical direction; A driving unit 150 for blocking the pedestrian by reducing the vertical spacing while raising the plurality of moving modules to secure a space for pedestrians to pass without interference, and by extending the vertical spacing while lowering the plurality of moving modules on the contrary; By measuring the amount of change in the lifting speed or position of any one of a plurality of moving modules, it is possible to diagnose in advance whether there is a collision between the blocking members 130 and a pedestrian or an obstacle, and whether there is an abnormality in the lifting operation such as damage
  • a pair of the main body 110 is installed to face each other at a designated location, such as the end of a crosswalk.
  • a pair of the main body 110 is disposed at a predetermined interval (eg, an interval corresponding to the width of the crosswalk) so as to be spaced apart from each other along the width direction of the crosswalk, and face each other in the right and left sides.
  • the pair of main body 110 may be a post having a predetermined height extending long in the vertical direction.
  • a plurality of moving modules 121 and 122 including the rail 111 formed in the vertical direction on the inside of the body 110, may be guided to move up and down smoothly and accurately.
  • the blocking members 130 are detected by detecting pedestrians or obstacles. can elevate.
  • the moving module includes: a roller 121 formed to be movable in an up-down direction along the rail 111; and a moving body 122 formed on one side of the roller 121 , and the device 100 includes an elastic body 131 formed between the moving body 122 and the blocking member 130 to block the blocking member 130 . can maintain its tension.
  • the elastic body 131 may be a spring or the like.
  • the blocking member 130 is configured to block pedestrians, and as well as a hard material, rubber or synthetic resin material is coated on the outer diameter of the rope, etc. to prevent corrosion, as well as to minimize safety accidents when colliding with pedestrians. material can be applied.
  • the connecting member 140 is formed to connect the plurality of blocking members 130 to each other in the vertical direction, so that when the plurality of blocking members 130 rise, it is bent so as to reduce the vertical distance between the blocking members 130 and vice versa.
  • the blocking members 130 When the plurality of blocking members 130 descend, the blocking members 130 perform a role of maintaining the vertical spacing of the blocking members 130 while unfolding.
  • the connecting member 140 is formed of a soft material such as synthetic resin or rubber having a predetermined length to ensure flexibility according to the vertical spacing of the blocking members 130 .
  • the driving unit 150 increases the plurality of moving modules (see 121 and 122) sequentially and reduces the vertical spacing to secure a space for pedestrians to pass without interference, and conversely extends the vertical spacing while lowering the plurality of moving modules. It serves to block pedestrians.
  • the driving unit 150 can be connected to and interlocked with a traffic light installed in the crosswalk to elevate the blocking member 130 to pass or block the pedestrian, and the pedestrian can selectively operate it through a separate manual button.
  • the driving unit 150 includes a motor 151 formed on one upper side of the main body 110 as shown in FIGS. 5 and 6 ; a first rotating body 152 formed on the motor shaft of the motor 151; a first connector (152a) circulating the outside of the first rotating body 152 to form one end to be connected to the moving module located at the lowermost side among the plurality of moving modules (see 121 and 122); a weight body 152b formed at the other end of the first connector 152a; A pair of second rotating bodies 153 formed on the lower side of the motor shaft and the main body 110 of the motor 151 and; a second connector (153a) formed to circulate the outside of the second rotating body (153) to connect with the moving module located at the uppermost side among the plurality of moving modules; and a clutch 154 formed between the motor 151 and the first rotating body 152 and the second rotating body 153 .
  • the second rotating body 153 is composed of an upper rotating body (153U) and a lower rotating body (153L) forming a pair with each
  • the motor 151 various types such as a server motor may be applied, and a required rotation speed may be secured using a reducer.
  • the first rotating body 152 and the second rotating body 153 are sprocket wheels or pulleys having various specifications, and the first connector 152a and the second connector 153a are applied as a chain or belt. Thus, it is possible to receive the driving force of the motor 151 to sequentially elevate the moving modules 121 and 122 .
  • the diameter of the first rotation body 152 is preferably formed to be larger than the diameter of the second rotation body 153 , which is the first rotation body 152 and the second rotation body 152 by the operation of the motor 151 . 2
  • the rotating body 153 is rotated forward at the same time, the rising speed of the moving module located at the bottom among the plurality of moving modules (see 121 and 122) is faster than the rising speed of the moving module located at the top among the plurality of moving modules. Therefore, the remaining moving modules are lifted sequentially to secure a space for pedestrians to pass without interference.
  • the first rotating body 152 and the second rotating body 153 are simultaneously reversely rotated. Then, since the lowering speed of the lowest moving module among the plurality of moving modules (see 121 and 122) is faster than the lowering speed of the uppermost moving module among the plurality of moving modules, the remaining moving modules are lowered by their own weight and the blocking member 130 ) are expanded to block pedestrian crossings. At this time, when the uppermost moving module among the plurality of moving modules (see 121 and 122) is stopped at a designated position, the remaining moving modules positioned below the uppermost moving module are further lowered in a state supported by the connecting member 140 . You can keep the upper and lower distances from each other without it.
  • the clutch 154 normally transmits the driving force of the motor 151 to the first rotating body 152 and the second rotating body 153 to include a plurality of moving modules (see 121 and 122) and a blocking member ( 130), and release the coupling force of the clutch 154 in an emergency situation such as a power failure or a failure of the motor 151 so that the first rotating body 152 and the second rotating body 153 are in the idle state.
  • an emergency situation such as a power failure or a failure of the motor 151 so that the first rotating body 152 and the second rotating body 153 are in the idle state.
  • the weight body 152b descends by its own weight, the plurality of moving modules and the blocking member 130 are raised so that a pedestrian can move and pass quickly.
  • the diagnosis unit 160 measures the elevating speed or position of any one of the moving modules 121 and 122 for elevating and descending, and the pedestrian or obstacle previously stored in the central processing unit 174 .
  • the reference data reference value
  • Diagnosis unit 160 when deformation and abrasion of the moving modules (see 121 and 122) that repeatedly elevate and abrasion occurs, and foreign substances are attached to the rail 111, the reference data for smoothly elevating and lowering previously stored in the central processing unit 174 and In comparison, since the speed or position (displacement) of the moving module is not constant and irregular when elevating, it can be diagnosed and a self-diagnosis function can be performed to prepare for mechanical malfunctions and failures in advance. In this case, the reference data is used by storing the time or speed at which the mobile unit 120 constantly ascends and descends without collision and interference, and stores it in the central processing unit 174 .
  • the diagnostic unit 160 for this purpose includes a diagnostic sensor 161 formed on the inner upper portion of the main body 110; It includes a measuring plate 162 formed on one side of any one of the moving modules (see 121 and 122) of the plurality of moving modules.
  • the diagnostic sensor 161 various sensors such as a laser sensor or an infrared sensor may be applied.
  • the measuring plate 162 reflects the light generated from the diagnostic sensor 161 and serves as a reference for measuring the rising/lowering speed and position of the moving modules 121 and 122 . Therefore, as shown in FIG.
  • the diagnostic unit 160 emits light toward the measurement plate 162 by the operation of the diagnostic sensor 161 , and the light collides with the measurement plate 162 and is again As reflected by the diagnostic sensor 161, the amount or speed of reflection of light and the reference data are compared to check whether the mobile unit 120 and the blocking member 130 collide with pedestrians or obstacles, as well as damage and breakdown of parts. can be diagnosed in advance.
  • the present invention includes a pedestrian safety unit as shown in FIG. 8, wherein the pedestrian safety unit includes: a pedestrian photographing unit 170 that transmits an image signal by photographing a pedestrian waiting or passing at a crosswalk; a vehicle detection unit 171 for detecting a vehicle approaching the crosswalk; a traffic light linkage 172 for operating the driving unit 150 in connection with a traffic light installed in a crosswalk; A safety signal output unit 173 for outputting a danger signal with light or voice when a pedestrian passes a crosswalk at a red light signal or a vehicle approaches a crosswalk at a green light signal.
  • the pedestrian safety unit includes: a pedestrian photographing unit 170 that transmits an image signal by photographing a pedestrian waiting or passing at a crosswalk; a vehicle detection unit 171 for detecting a vehicle approaching the crosswalk; a traffic light linkage 172 for operating the driving unit 150 in connection with a traffic light installed in a crosswalk; A safety signal output unit 173 for outputting a danger signal with light or voice when a pedestrian passes
  • the pedestrian photographing unit 170 installs at least one camera on one side of the main body 110 or the crosswalk to photograph the pedestrian located in the periphery of the crosswalk, and in the process of the blocking member 130 ascending and descending. Inducing not to collide with pedestrians, and when the pedestrian crosses the crosswalk and changes to a red light signal in the process of walking to the opposite side, the blocking member 130 maintains an elevated state without descending so that the pedestrian can pass the crosswalk to control the driving unit 150 so as to
  • the pedestrian photographing unit 170 converts the image signal photographed by the pedestrian into a digital signal and transmits it to the central processing unit 174 by wire or wireless.
  • the vehicle detection unit 171 detects a vehicle approaching the crosswalk using a laser sensor or a camera and transmits it to the central processing unit 174, and the central processing unit 174 controls according to the transmitted data to protect the pedestrian
  • the driving unit 150 is operated so that the blocking member 130 can be raised and lowered.
  • the traffic light interlocking unit 172 receives the control signal of the previously installed traffic light and transmits it to the central processing unit 174, and the central processing unit 174 controls the driving unit according to the red or green light signal of the transmitted traffic light.
  • the blocking member 130 may be raised and lowered.
  • the safety signal output unit 173 is connected to the central processing unit 174, and the pedestrian crosses the red light signal without permission, shakes the blocking member 130, or forcibly lifts the blocking member 130.
  • the central processing unit 174 may control the safety of pedestrians through a light such as a warning light or an alarm sound and a warning voice.
  • the central processing unit 174 is connected to the pedestrian detection sensor 112 , the motor 151 , the clutch 154 , and the diagnostic sensor 161 so that when a pedestrian is located between the pair of the main body 110 , the pedestrian detection sensor 112 detects this, the blocking member 130 stops lifting and lowering, and the operation of the safety signal output unit 173 may control the pedestrian to retreat backward.
  • the central processing unit 174 detects the amount of change in the current of the motor 151 and, when a failure occurs, can diagnose in advance whether there is a failure or the like according to the amount of current that changes, and applies power to the clutch 154 to control the motor 151 .
  • the blocking members 130 are raised and lowered by transmitting power, and the coupling state of the clutch 154 is canceled in a power failure or emergency situation to induce the blocking members 130 to rise.
  • the central processing unit 174 is connected to the pedestrian photographing unit 170, the vehicle detection unit 171, and the traffic light linkage unit 172, and calculates and processes the received data to detect pedestrians and vehicles in advance of a traffic accident. can be prevented in
  • the central processing unit 174 may be connected to a photovoltaic generator installed on one side of the main body 110 and an uninterruptible power supply (UPS) to receive power.
  • UPS uninterruptible power supply
  • the device 100 may be installed for the purpose of allowing or blocking the passage of passengers in a subway or train platform as well as a crosswalk.

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  • Engineering & Computer Science (AREA)
  • Architecture (AREA)
  • Civil Engineering (AREA)
  • Structural Engineering (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Refuge Islands, Traffic Blockers, Or Guard Fence (AREA)

Abstract

La présente invention concerne un dispositif de sécurité pour piétons dans un passage pour piétons, le dispositif comprenant : une paire de corps ; des modules mobiles sur les deux côtés, une pluralité de ceux-ci étant disposés sur les deux corps de la paire de corps de façon à pouvoir monter ; des éléments de blocage reliant les modules mobiles des deux côtés ; un élément de liaison flexible qui relie verticalement les éléments de blocage l'un à l'autre ; une unité d'entraînement qui réduit l'espacement vertical des modules mobiles des deux côtés tout en le montant, et augmente l'espacement vertical des modules mobiles des deux côtés tout en les abaissant ; et une unité de diagnostic qui diagnostique la présence ou l'absence d'anomalies dans un état de fonctionnement sur la base de la vitesse ou du déplacement de l'un quelconque des modules mobiles lors de la montée.
PCT/KR2021/012123 2021-03-31 2021-09-07 Dispositif de sécurité pour piétons sur un passage pour piétons WO2022211192A1 (fr)

Applications Claiming Priority (2)

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KR10-2021-0042274 2021-03-31
KR1020210042274A KR20220135931A (ko) 2021-03-31 2021-03-31 횡단보도의 보행자 안전장치

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WO2022211192A1 true WO2022211192A1 (fr) 2022-10-06

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JP2018178676A (ja) * 2017-04-21 2018-11-15 株式会社 フジロード 昇降ゲートの開閉制御システム
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KR102221649B1 (ko) * 2019-12-19 2021-03-02 주식회사 지인프로테크 횡단보도용 보행자 안전장치

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