阅读说明：本技术 一种地铁站台门的激光扫描防夹装置与系统 (Laser scanning anti-clamping device and system for subway platform door ) 是由 王洋 张世杰 赵利 刘晓龙 夏明亚 齐皓 庄晶晶 孟红利 严坤 金丹 张楚月 于 2020-06-08 设计创作，主要内容包括：本发明公开了一种地铁站台门的激光扫描防夹装置与系统,包括固定框,所述固定框内部的上、下两侧均开设有滑槽,且固定框上表面的中间部位固定连接有隔板,所述隔板的两侧对称固定连接有第一气缸,所述第一气缸的输出端固定连接有连接板,所述固定框内部的滑槽之间滑动连接有滑动门,所述连接板的底端与滑动门固定连接,所述固定框前表面的中间部位固定连接有激光扫描器,本发明涉及地铁站台门技术领域。该地铁站台门的激光扫描防夹装置与系统设置有两组监控装置和系统,通过红外扫描器可以监测站台门前是否有乘客,通过具有SVM+HOG特征分类算法的信息对比模块,可以检测乘客的速度,随后通过阈值确定乘客是否在快速移动。(The invention discloses a laser scanning anti-clamping device and system for a subway platform door, which comprise a fixed frame, wherein sliding grooves are formed in the upper side and the lower side of the inside of the fixed frame, a partition plate is fixedly connected to the middle part of the upper surface of the fixed frame, first air cylinders are symmetrically and fixedly connected to the two sides of the partition plate, the output end of each first air cylinder is fixedly connected with a connecting plate, a sliding door is slidably connected between the sliding grooves in the fixed frame, the bottom end of each connecting plate is fixedly connected with the corresponding sliding door, and a laser scanner is fixedly connected to the middle part of the front surface of the fixed frame. This laser scanning anti-pinch device and system of subway platform door are provided with two sets of monitoring device and systems, can monitor whether have the passenger before the platform door through infrared scanner, through the information contrast module that has SVM + HOG characteristic classification algorithm, can detect passenger's speed, confirm whether the passenger is at the fast moving through the threshold value afterwards.)

1. The utility model provides a laser scanning anti-pinch device of subway platform door, includes fixed frame (1), spout (2) have all been seted up to the upper and lower both sides of fixed frame (1) inside, and the middle part fixedly connected with baffle (3) of fixed frame (1) upper surface, the first cylinder (4) of bilateral symmetry fixedly connected with of baffle (3), the output fixedly connected with connecting plate (5) of first cylinder (4), its characterized in that: a sliding door (6) is connected between the sliding grooves (2) in the fixed frame (1) in a sliding manner, the bottom end of the connecting plate (5) is fixedly connected with the sliding door (6), the middle part of the front surface of the fixed frame (1) is fixedly connected with a laser scanner (7), two sides, close to the laser scanner (7), of the front surface of the fixed frame (1) are fixedly connected with two groups of fixing plates (8), and the upper surfaces of the two groups of fixing plates (8) are respectively and fixedly connected with a first camera (9) and a second camera (91);

sliding door (6) are including fixed glass board (61), one side fixedly connected with locating plate (62) of fixed glass board (61), one side sliding connection of locating plate (62) has slip glass board (63), one side fixedly connected with storage plate (64) of slip glass board (63), roller (65) are prevented to the inside fixedly connected with of storage plate (64), a plurality of buffer spring (10) of fixedly connected with between fixed glass board (61) and slip glass board (63), one side fixedly connected with stopper (11) that the rear surface of locating plate (62) is close to buffer spring (10).

2. The laser scanning anti-pinch device of the subway platform door according to claim 1, characterized in that: stopper (11) include second cylinder (111) and two sets of symmetric distribution at fixed loop bar (113) of second cylinder (111) downside, the bottom fixedly connected with connecting block (112) of second cylinder (111), the inside sliding connection of fixed loop bar (113) has slide bar (114), the equal fixedly connected with limiting plate (115) of one end that second cylinder (111) was kept away from in slide bar (114), the diameter of limiting plate (115) is greater than the inner diameter of fixed loop bar (113).

3. The laser scanning anti-pinch device of the subway platform door according to claim 1, characterized in that: the other end of the sliding rod (114) and the connecting block (112) are connected with a telescopic rod (116) in a rotating mode, and the telescopic rod (116) is formed by connecting two groups of cylinders with different diameters in a sliding mode.

4. The laser scanning anti-pinch device of the subway platform door according to claim 1, characterized in that: the limiting devices (11) are provided with 2-3 groups, and the limiting devices (11) are all located in the same vertical direction.

5. The laser scanning anti-pinch device of the subway platform door according to claim 1, characterized in that: prevent that pinch roller (65) includes linking frame (651), the inside of linking frame (651) is rotated and is connected with live-rollers (654), and fixedly connected with flexible pipe (652) between the side of linking frame (651) and storage plate (64), flexible pipe (652) comprise the cylinder of two differences in diameter, and fixedly connected with reset spring (653) between two cylinders of linking frame (651).

6. The laser scanning anti-pinch device of the subway platform door according to claim 5, wherein: the edge of the rotating roller (654) is positioned outside the containing plate (64) when the reset spring (653) is in any state, and the outer surface of the rotating roller (654) is wrapped by a protective pad made of flexible material.

7. The utility model provides an operating system of laser scanning anti-pinch device of subway platform door, includes microprocessor (12), the input and the information of microprocessor (12) compare module (13) output electric connection, its characterized in that: the input of microprocessor (12) still with the output electric connection of laser scanner (7), and the output of microprocessor (12) and the input electric connection of first cylinder (4) and second cylinder (111), the input of information contrast module (13) and the output electric connection of first camera (9) and second camera (91).

8. The operating system of the laser scanning anti-pinch device of the subway platform door according to claim 1, wherein: the working procedure of the information comparison module (13) is SVM + HOG feature classification algorithm, and the information comparison module (13) can set a speed threshold of the pedestrian in advance for comparison.

Technical Field

The invention relates to the technical field of subway platform doors, in particular to a laser scanning anti-pinch device and a laser scanning anti-pinch system for a subway platform door.

Background

The subway station comprises platform layer, station room layer, equipment layer and access & exit, and the subway platform can divide into according to the circuit distribution condition again: the platform is used for passengers to take in, land, transfer and wait, and has excellent ventilation, lighting, fireproof equipment, etc. to provide passengers with comfortable and clean environment.

Chinese patent discloses a control device and method (publication number: CN 103043082A) for a subway platform screen door, the device includes a command interface unit for receiving external commands; hardware logic to arbitrate external commands; the output unit is used for outputting the control command after the hardware logic arbitration to the gating unit group; the hardware logic module monitoring function and the software logic which arbitrates external commands and outputs the commands through the bus when the hardware logic is in failure; switching means for switching between hardware logic and software logic.

The switch of current subway platform door is controlled by the procedure that sets up in advance mostly, leads to the working logic comparatively single to the platform door is comparatively inseparable when closing, when people are crowded more, passenger's clothes or all the other article are cliied easily to the platform door, and difficult separating it with the platform door after cliping, lead to causing the problem of damage easily, and the most formula as an organic whole of platform door simultaneously leads to the fact human injury to it easily after cliping the passenger.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides a laser scanning anti-pinch device and a laser scanning anti-pinch system for a subway platform door, which solve the problems that the opening and closing of the existing subway platform door are mostly controlled by a preset program, so that the working logic is single, the platform door is tight when being closed, when people are crowded, the platform door is easy to pinch the clothes or other articles of passengers, and is difficult to separate from the platform door after being pinched, so that the passengers are easy to be damaged, and meanwhile, the platform door is mostly integrated, so that the passengers are easy to be injured after being pinched.

(II) technical scheme

In order to achieve the purpose, the invention is realized by the following technical scheme: a laser scanning anti-clamping device and system of a subway platform door comprises a fixed frame, wherein sliding grooves are formed in the upper side and the lower side of the inner part of the fixed frame, a partition plate is fixedly connected to the middle part of the upper surface of the fixed frame, first air cylinders are symmetrically and fixedly connected to the two sides of the partition plate, a connecting plate is fixedly connected to the output end of each first air cylinder, a sliding door is slidably connected between the sliding grooves in the fixed frame, the bottom end of the connecting plate is fixedly connected with the sliding door, a laser scanner is fixedly connected to the middle part of the front surface of the fixed frame, two groups of fixed plates are fixedly connected to the two sides of the front surface of the fixed frame, which are close to the laser scanner, respectively, a first camera and a second camera are fixedly connected to the upper surfaces of the two groups of fixed plates, the sliding door comprises a fixed, one side sliding connection of locating plate has the slip glass board, one side fixedly connected with storage plate of slip glass board, the roller is prevented to the inside fixedly connected with of storage plate, a plurality of buffer spring of fixedly connected with between fixed glass board and the slip glass board, one side fixedly connected with stopper that the rear surface of locating plate is close to buffer spring.

Preferably, the stopper includes second cylinder and two sets of symmetric distribution at the fixed loop bar of second cylinder downside, the bottom fixedly connected with connecting block of second cylinder, the inside sliding connection of fixed loop bar has the slide bar, the equal fixedly connected with limiting plate of one end of second cylinder is kept away from to the slide bar, the diameter of limiting plate is greater than the inner diameter of fixed loop bar.

Preferably, the other end of the sliding rod and the connecting block are connected with telescopic rods in a rotating mode, and the telescopic rods are formed by connecting two groups of cylinders with different diameters in a sliding mode.

Preferably, the limiting devices are arranged in 2-3 groups and are all positioned in the same vertical direction.

Preferably, prevent that the pinch roller includes the connecting frame, the inside of connecting frame rotates and is connected with the live-rollers, and fixedly connected with flexible pipe between the side of connecting frame and the storage plate, flexible pipe comprises the cylinder that two diameters are different, and fixedly connected with reset spring between two cylinders of connecting frame.

Preferably, the edge of the rotating roller is positioned at the outer side of the accommodating plate when the return spring is in any state, and the outer surface of the rotating roller is wrapped by the protective pad made of flexible materials.

The invention also discloses an operating system of the laser scanning anti-pinch device of the subway platform door, which comprises a microprocessor, wherein the input end of the microprocessor is electrically connected with the output end of the information comparison module, the input end of the microprocessor is also electrically connected with the output end of the laser scanner, the output end of the microprocessor is electrically connected with the input ends of the first cylinder and the second cylinder, and the input end of the information comparison module is electrically connected with the output ends of the first camera and the second camera.

Preferably, the working program of the information comparison module is an SVM + HOG feature classification algorithm, and the information comparison module can set a speed threshold of the pedestrian in advance for comparison.

(III) advantageous effects

The invention provides a laser scanning anti-pinch device and a laser scanning anti-pinch system for a subway platform door. The method has the following beneficial effects:

(1) the laser scanning anti-clamping device and the laser scanning anti-clamping system of the subway platform door are characterized in that a laser scanner is fixedly connected with the middle part of the front surface of a fixed frame, two groups of fixed plates are fixedly connected with the two sides of the front surface of the fixed frame close to the laser scanner, the upper surfaces of the two groups of fixed plates are respectively and fixedly connected with a first camera and a second camera, the input end of a microprocessor is electrically connected with the output end of an information comparison module, the input end of the microprocessor is also electrically connected with the output end of the laser scanner, the output end of the microprocessor is electrically connected with the input ends of a first air cylinder and a second air cylinder, the input end of the information comparison module is electrically connected with the output ends of the first camera and the second camera, the working procedure of the information comparison module is an SVM + HOG characteristic classification algorithm, and the information comparison module can, the platform is provided with two groups of monitoring devices and systems, whether passengers are in front of the platform door or not can be monitored through an infrared scanner, the speed of the passengers can be detected through an information comparison module with an SVM + HOG characteristic classification algorithm, and then whether the passengers move fast or not is determined through a threshold value, so that a microprocessor can conveniently control the platform door.

(2) The invention relates to a laser scanning anti-pinch device and a laser scanning anti-pinch system of a subway platform door, wherein a containing plate is fixedly connected with one side of a sliding glass plate, an anti-pinch roller is fixedly connected with the inside of the containing plate and comprises a connecting frame, a rotating roller is rotatably connected with the inside of the connecting frame, a telescopic pipe is fixedly connected between the side surface of the connecting frame and the containing plate and consists of two columns with different diameters, a reset spring is fixedly connected between the two columns of the connecting frame, the edge of the rotating roller is positioned on the outer side of the containing plate when the reset spring is in any state, and the outer surface of the rotating roller is wrapped with a protective pad made of flexible materials. After the platform door is closed, gaps can be prevented from appearing between the door plates of the platform door, and therefore potential safety hazards are reduced.

(3) The laser scanning anti-clamping device and the laser scanning anti-clamping system for the subway platform door are characterized in that a plurality of buffer springs are fixedly connected between a fixed glass plate and a sliding glass plate, one side, close to the buffer springs, of the rear surface of a positioning plate is fixedly connected with a stopper, the stopper comprises a second cylinder and two groups of fixed loop bars symmetrically distributed on the lower side of the second cylinder, the bottom end of the second cylinder is fixedly connected with a connecting block, a sliding rod is slidably connected inside the fixed loop bars, one end, away from the second cylinder, of the sliding rod is fixedly connected with a limiting plate, the diameter of the limiting plate is larger than the inner diameter of the fixed loop bar, a telescopic rod is rotatably connected between the other end of the sliding rod and the connecting block and consists of two groups of cylinders with different diameters in a sliding connection mode, when the sliding door is separated, in the closing process, the components of the stopper and the sliding door are separated, and the, can avoid causing the injury to the passenger, simultaneously in closed back completely, can carry on spacingly to the sliding door through the stopper, prevent gliding phenomenon to can improve the security of platform door.

Drawings

FIG. 1 is an external view of the present invention;

FIG. 2 is a rear view of the sliding door of the present invention;

FIG. 3 is an enlarged view of a portion A of FIG. 2 according to the present invention;

FIG. 4 is a partial cross-sectional view of the anti-pinch roller and the receiving plate of the present invention;

fig. 5 is a block diagram of the system of the present invention.

In the figure, 1, a fixed frame; 2. a chute; 3. a partition plate; 4. a first cylinder; 5. a connecting plate; 6. a sliding door; 7. a laser scanner; 8. a fixing plate; 9. a first camera; 10. a buffer spring; 11. a stopper; 12. a microprocessor; 13. an information comparison module; 91. a second camera; 61. fixing the glass plate; 62. positioning a plate; 63. sliding the glass plate; 64. a storage plate; 65. an anti-pinch roller; 111. a second cylinder; 112. connecting blocks; 113. fixing the loop bar; 114. a slide bar; 115. a limiting plate; 116. a telescopic rod; 651. a connecting frame; 652. a telescopic pipe; 653. a return spring; 654. the roller is rotated.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, an embodiment of the present invention provides a technical solution: a laser scanning anti-clamping device of a subway platform door comprises a fixed frame 1, wherein sliding grooves 2 are respectively arranged on the upper side and the lower side in the fixed frame 1, a partition plate 3 is fixedly connected to the middle part of the upper surface of the fixed frame 1, first air cylinders 4 are symmetrically and fixedly connected to the two sides of the partition plate 3, the output end of each first air cylinder 4 is fixedly connected with a connecting plate 5, a sliding door 6 is slidably connected between the sliding grooves 2 in the fixed frame 1, the bottom end of the connecting plate 5 is fixedly connected with the sliding door 6, a laser scanner 7 is fixedly connected to the middle part of the front surface of the fixed frame 1, two groups of fixing plates 8 are fixedly connected to the two sides of the front surface of the fixed frame 1 close to the laser scanner 7, a first camera 9 and a second camera 91 are respectively fixedly connected to the upper surfaces of the two groups of fixing plates 8, the sliding door 6 comprises a fixed glass, one side of the positioning plate 62 is slidably connected with a sliding glass plate 63, one side of the sliding glass plate 63 is fixedly connected with a receiving plate 64, the interior of the receiving plate 64 is fixedly connected with an anti-pinch roller 65, the anti-pinch roller 65 comprises a connecting frame 651, the interior of the connecting frame 651 is rotatably connected with a rotating roller 654, a telescopic pipe 652 is fixedly connected between the side surface of the connecting frame 651 and the receiving plate 64, the telescopic pipe 652 is composed of two columns with different diameters, a reset spring 653 is fixedly connected between the two columns of the connecting frame 651, the edges of the rotating roller 654 are positioned at the outer side of the receiving plate 64 when the reset spring 653 is in any state, the outer surface of the rotating roller 654 is wrapped with a protective pad made of flexible material, the protective pad is a member made of silica gel, the invention can be convenient for a passenger to separate the platform door from the platform door when the platform door clamps clothes or other articles of the, thereby preventing clothes or articles from being damaged, meanwhile, the anti-pinch roller 65 can be accommodated in the accommodating plate 64 through the reset spring 653, after the platform door is closed, a gap can be prevented from occurring between the door panels of the platform door, thereby reducing the potential safety hazard, a plurality of buffer springs 10 are fixedly connected between the fixed glass plate 61 and the sliding glass plate 63, one side of the rear surface of the positioning plate 62, which is close to the buffer springs 10, is fixedly connected with a stopper 11, the stopper 11 comprises a second cylinder 111 and two groups of fixed loop bars 113 which are symmetrically distributed on the lower side of the second cylinder 111, the bottom end of the second cylinder 111 is fixedly connected with a connecting block 112, a sliding rod 114 is slidably connected inside the fixed loop bars 113, one end of the sliding rod 114, which is far away from the second cylinder 111, is fixedly connected with a limiting plate 115, the diameter of the limiting plate 115 is larger than the inner diameter of the fixed loop bars 113, a telescopic, the telescopic rod 116 is composed of two groups of cylinders with different diameters in a sliding connection mode, 2 groups of limiters 11 are arranged, the limiters 11 are arranged in the middle of the edges of the fixed glass plate 61 and the sliding glass plate 63 in the positioning plate 62, the limiters 11 are located in the same vertical direction, when the sliding door 6 is separated, the components of the limiters 11 and the sliding door 6 are separated in the closing process, the sliding glass plate 63 in the sliding door 6 can be buffered through the buffer spring 10, the passenger can be prevented from being injured, meanwhile, after the sliding door is completely closed, the sliding door 6 can be limited through the limiters 11, the sliding phenomenon is prevented, and therefore the safety of the platform door can be improved, and meanwhile, the content which is not described in detail in the specification belongs to the prior art known by technical personnel in the field.

When the sliding door is completely closed, the anti-pinch roller 65 can receive the clothes or articles in the receiving plate 64 by the compression reset spring 653 and the extension tube 652, and after the sliding door 6 is completely closed, the second cylinder 111 in the stopper 11 is started, so that the sliding rod 114 and the limit plate 115 can be pushed by the connecting block 112 and the extension rod 116 to slide along the fixed sleeve rod 113, and the two sides of the limit plate 115 respectively support against the fixed glass plate 61 and the sliding glass plate 63, the sliding door 6 can be fixed.

Referring to fig. 5, an embodiment of the present invention provides a technical solution: an operating system of a laser scanning anti-pinch device of a subway platform door comprises a microprocessor 12, wherein the input end of the microprocessor 12 is electrically connected with the output end of an information comparison module 13, the input end of the microprocessor 12 is also electrically connected with the output end of a laser scanner 7, the output end of the microprocessor 12 is electrically connected with the input ends of a first air cylinder 4 and a second air cylinder 111, the input end of the information comparison module 13 is electrically connected with the output ends of a first camera 9 and a second camera 91, the working procedure of the information comparison module 13 is SVM + HOG characteristic classification algorithm, the information comparison module 13 can set a speed threshold of a pedestrian in advance for comparison, the platform is provided with two groups of monitoring devices and systems, whether the passenger is in front of the platform door can be monitored through an infrared scanner, and the information comparison module 13 with SVM + HOG characteristic classification algorithm is used, the speed of the passenger can be detected and then it can be determined whether the passenger is moving fast by a threshold value, so that the microprocessor can conveniently control the platform door.

In operation, the laser scanner 7 can scan the sliding door 6 for passengers and enter the movement information of the passengers through the first camera 9 and the second camera 91, and calculate the SVM + HOG feature classification algorithm through the information comparison module 13, calculate the traveling speed of the passengers, and activate the first cylinder 4 and the second cylinder 111 to close the sliding door 6 through the microprocessor 12 when no passenger is present or the passenger speed does not exceed a traveling speed threshold value set in advance.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.