CN219754437U - Intelligent shielding door structure of rail transit platform - Google Patents

Abstract

The utility model provides an intelligent shielding door structure of a rail transit platform, which relates to the technical field of rail transit and comprises a fixed upright post and movable posts, wherein a telescopic groove is formed in the fixed upright post, a limiting sliding post is arranged in the telescopic groove, the movable post comprises a main body plate, a screw rod and a sliding block, a rotating roller and a conveyor belt are arranged at the upper end of the main body plate, a first connector and a second connector are arranged on the screw rod, one end, far away from the first connector, of the conveyor belt is connected with the sliding block, a hook is arranged on the sliding block, and at least two fixed upright posts and at least two movable posts are arranged on the sliding block, so that a pull rope with the end parts fixed to the hook is connected between the movable posts on the two fixed upright posts. The utility model has simple arrangement, the distance between the shielding door posts is prolonged by the rope pulling type shielding door, one shielding door area corresponds to the doors of various trains, the utility model is suitable for different requirements of different train door opening positions, the boarding and disembarking are convenient, the two-stage lifting structure of the rope pulling is stable, when the rope pulling descends, the personnel can be effectively prevented from falling off the platform, and the safety is high.

Description

Intelligent shielding door structure of rail transit platform

Technical Field

The utility model relates to the technical field of rail transit, in particular to an intelligent shielding door structure of a rail transit platform.

Background

With the development of cities, there is an increasing demand for rail vehicles that receive transportation functions between cities and suburbs. Along with the diversified development situation of each region, the actual demands of the rail vehicles are quite different, subways (including underground railways and overground urban irons) inside cities, trains (including motor cars, high-speed rails and ordinary trains) between cities and the like are commonly called as rail transit vehicles.

The traffic on the platform of the rail transit vehicles is high in traffic flow, the rail transit running speed is high, and shielding doors are required to be arranged at the platform to separate platform personnel from the rail transit vehicles, so that the danger caused by the fact that the platform personnel accidentally fall off the platform is avoided. For example, chinese patent utility model CN206769653U provides a rail transit platform screen door comprising: the protection wall, the shielding door and the motor component comprise a high-speed motor, a gear reduction box and a transmission rack, wherein the gear reduction box is provided with an input end and an output end, the transmission rack is used for being mounted on a rail transit platform door, and the transmission gear is meshed with the transmission rack; the battery box assembly comprises a protection track and an energy battery, wherein the two ends of the protection track are an open end and a closed end respectively, a first metal contact piece is arranged on the closed end and is electrically connected with the high-speed motor, and the energy battery is provided with a second metal contact piece. The utility model is provided with the motor component and the battery box component, a set of shielding door opening system with a self-contained power supply can be formed, when the shielding door fails and can not be opened, the shielding door can be opened quickly by pushing the energy battery through the high-speed motor, and the utility model has the advantages of simple use, reliable system operation and quick opening of the shielding door.

The above platform screen door construction still suffers from the following problems: in order to adapt to different passenger traffic, the trains are generally grouped, such as two-grouped trains, three-grouped trains and the like, different trains are used for adapting to the stopping of the trains with different groups, or in order to meet the boarding and disembarking requirements of different platforms, multiple platforms with different groups possibly exist on one line at the same time, that is, the opening positions of the doors of different trains are different, so that the shielding doors and the doors cannot correspond, and passengers can get on and get off the train very inconveniently.

Therefore, in order to solve the problems, it is necessary to design a reasonable and efficient intelligent shielding door structure for the rail transit platform.

Disclosure of Invention

The utility model aims to provide the intelligent shielding door structure of the rail transit platform, which is simple to set, can lengthen the distance between the shielding door posts through the rope pulling type shielding door, can enable one shielding door area to correspond to the doors of various trains, is suitable for different requirements of different train door opening positions, is convenient for passengers to get on and off the trains, has a stable two-stage lifting structure of the rope pulling, can effectively prevent personnel from falling off the platform when the rope pulling descends, and is safe and guaranteed.

In order to achieve the above purpose, the utility model is realized by adopting the following technical scheme:

the utility model provides a track traffic platform intelligence screen door structure, includes the fixed column with set up in movable column on the fixed column, be provided with the expansion tank on the fixed column, be provided with in the expansion tank and be used for the gliding spacing traveller of movable column of convenience, the movable column include the main part board, set up in lead screw on one side of the main part board and set up in the slider of one side of lead screw is kept away from to the main part board, the main part board upper end be provided with the rotor and with the conveyer belt that the rotor is connected, be provided with on the lead screw be used for with conveyer belt end connection's first connector and be used for with the second connector that spacing traveller is connected, the conveyer belt is kept away from one end of first connector with the slider is connected, be provided with the couple on the slider, fixed column and movable column are two at least for be connected with the tip between the movable column on the fixed column and be fixed to the stay cord of couple department.

Preferably, the number of the sliding blocks is at least two, and the sliding blocks comprise a first sliding block and a second sliding block arranged below the first sliding block, and the number of the first sliding block and the number of the second sliding block are at least one.

Preferably, the hook includes a first hook and a second hook, and a distance between the first hook and the main body plate is smaller than a distance between the second hook and the main body plate.

Preferably, the number of the pull ropes is at least two, the pull ropes comprise a first pull rope connected with the first hook and a second pull rope used for being connected with the second hook, the first pull rope is horizontally arranged, the second pull rope is obliquely arranged, and two ends of the second pull rope are respectively connected to the second hook of the first sliding block and the second hook of the second sliding block.

As the preferable mode of the utility model, the end part of the screw rod is provided with a driving machine for driving the screw rod to rotate, and the screw rod and the limit sliding column are vertically extended.

Preferably, the sliding blocks are provided with vertically extending rods, the ends of the extending rods between the two sliding blocks are connected through torsion springs, the ends of the sliding blocks are provided with hinging heads used for being connected with the extending rods, and the conveyor belt is connected with the lowest sliding block.

As the preferable mode of the utility model, two guide rails which are vertically arranged are arranged on the main body plate, at least one part of the sliding block is positioned between the two guide rails, and a limiting block is arranged at the end part of each guide rail.

As the preferable mode of the utility model, the movable block connected with the end part of the hook is connected with a horizontal plate, the sliding block is provided with a connecting screw hole, the horizontal plate is provided with a horizontal groove and fixing bolts which penetrate through the horizontal groove and are inserted into the connecting screw hole, and the number of the fixing bolts and the number of the connecting screw holes are at least two.

Preferably, the number of the movable posts on one fixed post is at least one.

Preferably, the fixing upright post is provided with a pull rope groove for facilitating the pull rope to pass through, and the pull rope groove is communicated with the telescopic groove.

The intelligent shielding door structure for the rail transit platform has the beneficial effects that: the device is simple in arrangement, the distance between the shielding door posts is prolonged through the shielding door of the pull rope type, the door of a plurality of trains can be corresponding to one shielding door area, the device is suitable for different requirements of different train door opening positions, passengers can get on and off the trains conveniently, the two-stage lifting structure of the pull rope is stable, people can be effectively prevented from falling off a platform when the pull rope falls, and safety is guaranteed.

Drawings

FIG. 1 is a schematic view of the overall structure of an embodiment of a rail transit platform intelligent screen door structure according to the present utility model;

FIG. 2 is a schematic view of the structure of a smart screen door for a rail transit platform according to an embodiment of the present utility model when the movable column is retracted (i.e., the screen door is closed);

FIG. 3 is a schematic view of the structure of a smart screen door for a rail transit platform according to an embodiment of the present utility model when the movable pillar is extended (i.e., the screen door is opened);

FIG. 4 is a schematic view of a stationary upright in one embodiment of a rail transit platform intelligent shielded door structure according to the present utility model;

FIG. 5 is a schematic view of a movable column in one embodiment of a rail transit platform intelligent shielded door structure according to the present utility model;

FIG. 6 is an enlarged schematic view of the structure at the extension rod of FIG. 5;

FIG. 7 is a schematic view of a movable pillar at another view angle in an embodiment of a rail transit station intelligent screen door structure according to the present utility model;

FIG. 8 is an enlarged schematic view of the structure at the slider of FIG. 7;

FIG. 9 is a schematic view showing the overall structure of another embodiment of an intelligent shielding door structure for a rail transit platform according to the present utility model;

in the figure: 1. the device comprises a fixed upright post, 11, a telescopic groove, 12, a limit sliding column, 13, a rope pulling groove, 2, a movable column, 21, a main body plate, 211, a rotating roller, 212, a conveyor belt, 213, a guide rail, 22, a screw rod, 221, a first connecting head, 222, a second connecting head, 223, a driving machine, 23, a sliding block, 233, an extension rod, 234, a torsion spring, 235, a hinge head, 24, a hook, 241, a first hook, 242, a second hook, 243, a fixed block, 244, a movable block, 245, a horizontal plate, 246, a horizontal groove, 247, a fixed bolt, 25, a pull rope, 251, a first pull rope, 252 and a second pull rope.

Detailed Description

The following are specific examples of the present utility model, and the technical solutions of the present utility model are further described, but the present utility model is not limited to these examples.

Various exemplary embodiments of the present utility model will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the modules and steps set forth in these embodiments and the steps do not limit the scope of the present utility model unless specifically stated otherwise.

Meanwhile, it should be understood that the flow in the drawings is not merely performed alone, but a plurality of steps are performed to cross each other for convenience of description.

In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are directions or positional relationships based on those shown in the drawings, or are directions or positional relationships conventionally put in use of the present utility model product, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements to be referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used merely to distinguish between descriptions and should not be construed as indicating or implying relative importance.

The following description of at least one exemplary embodiment is merely exemplary in nature and is in no way intended to limit the utility model, its application, or uses.

Techniques, methods, and systems known to those of ordinary skill in the relevant art may not be discussed in detail, but where appropriate, should be considered part of the present description.

Embodiment one: as shown in fig. 1 to 9, an intelligent shielding door structure for a rail transit platform comprises a fixed upright 1 and a movable column 2 arranged on the fixed upright 1, wherein a telescopic groove 11 is formed in the fixed upright 1, a limit sliding column 12 used for facilitating sliding of the movable column 2 is arranged in the telescopic groove 11, the movable column 2 comprises a main body plate 21, a screw rod 22 arranged on one side of the main body plate 21 and a sliding block 23 arranged on one side of the main body plate 21 far away from the screw rod 22, a rotating roller 211 and a conveyor belt 212 connected with the rotating roller 211 are arranged at the upper end of the main body plate 21, a first connecting head 221 used for being connected with the end part of the conveyor belt 212 and a second connecting head 222 used for being connected with the limit sliding column 12 are arranged on the screw rod 22, one end of the conveyor belt 212 far away from the first connecting head 221 is connected with the sliding block 23, hooks 24 are arranged on the sliding block 23, and at least two fixed upright 1 and movable column 2 are arranged on the sliding block 23, and the end parts 2 on the fixed upright 1 are fixedly connected with the hooks 24.

In the utility model, statistics is carried out on the door opening positions of different trains, two fixed upright posts 1 are respectively arranged at two sides of a plurality of groups of door opening positions, movable posts 2 are arranged on the fixed upright posts 1, a pull rope 25 is arranged between the two movable posts 2 to form a shielding door structure, and the pull rope 25 is positioned between the two fixed upright posts 1 at ordinary times to block the area between the fixed upright posts 1 and prevent personnel from falling down a platform; when a train is in, the movable column 2 is lifted upwards, so that the pull rope 25 is positioned above the two fixed columns 1, boarding and alighting are allowed between the two fixed columns 1, and a plurality of groups of door opening positions are positioned between the two fixed columns 1, so that the passengers can be normally boarding and alighting no matter what type of train is in which the door is opened.

Generally, the distance between two fixed uprights 1 is at least 9 m, and at least one door opening position of each train is included between the fixed uprights 1, of course, the length of the train is long, and more fixed uprights 1 and more groups of pull ropes 25 are arranged for safety shielding of the whole platform.

Firstly, the structure of the fixed upright column 1 is that a telescopic groove 11 is arranged on the fixed upright column 1, and a limiting slide column 12 which is used for facilitating the sliding of the movable column 2 is arranged in the telescopic groove 11.

Then, the structure of the movable column 2 is that the movable column 2 comprises a main body plate 21, a screw rod 22 arranged on one side of the main body plate 21 and a sliding block 23 arranged on one side of the main body plate 21 away from the screw rod 22, a rotating roller 211 and a conveyor belt 212 connected with the rotating roller 211 are arranged at the upper end of the main body plate 21, a first connector 221 used for being connected with the end part of the conveyor belt 212 and a second connector 222 used for being connected with the limit sliding column 12 are arranged on the screw rod 22, one end of the conveyor belt 212 away from the first connector 221 is connected with the sliding block 23, a hook 24 is arranged on the sliding block 23, and at least two fixed upright columns 1 and movable columns 2 are connected with a pull rope 25, the end parts of which is fixed to the hook 24 are arranged between the movable columns 2 on the two fixed upright columns 1.

At ordinary times, the screen door is closed, i.e. the movable column 2 is retracted, as shown in fig. 2, when the movable column 2 is positioned inside the telescopic slot 11, and when the pull rope 25 is positioned directly between the two fixed columns 1.

When a train enters the station, the shielding door is opened, that is, the movable column 2 extends out, as shown in fig. 3, the movable column 2 rises upwards along the limit sliding column 12 in the telescopic slot 11, and the pull rope 25 is positioned above the two fixed upright columns 1.

When the movable column 2 stretches out, only the screw rod 22 is required to be driven to rotate, under the principle of screw rod transmission, the second connector 222 is enabled to downwards displace, the second connector 222 is just fixedly connected with the limiting sliding column 12, and then the limiting sliding column 12 is enabled to downwards move relative to the movable column 2, namely the movable column 2 ascends relative to the limiting sliding column 12, and the movable column 2 ascends.

It should be noted that, while the screw 22 rotates, the first connector 221 on the screw 22 also moves down under the principle of screw driving, the end of the conveyor belt 212 also moves down, and under the connection of the rotating roller 211, the end of the conveyor belt 212 on the other side of the main body plate 21, that is, the slider 23, rises, so that the hook 24 fixed to the end of the pull cord 25 also rises, and thus, it can be understood that the pull cord 25 also rises with respect to the movable column 2.

That is, the pull rope 25 is actually lifted in two stages, and the first stage is the lifting of the movable column 2, so that the pull rope 25 lifts along with the movable column 2; the second stage is that the pull rope 25 ascends relative to the movable column 2, so that the pull rope 25 can ascend more by one driving source (the screw rod 22), the pull rope 25 can ascend to the upper end height of the movable column 2 theoretically, namely, the height of the pull rope 25 when ascending is equal to the sum of the heights of the fixed column 1 and the movable column 2, the height requirement of the fixed column 1 is reduced, and the influence of the pull rope 25 when a pedestrian enters and exits from the shielding door can be avoided.

The intelligent shielding door structure of the rail transit platform is simple in arrangement, the distance between the shielding door posts is prolonged through the rope pulling type shielding door, one shielding door area can correspond to doors of various trains, the intelligent shielding door structure is suitable for different requirements of different train door opening positions, passengers can get on and off the trains conveniently, the two-stage lifting structure of the rope pulling is stable, people can be effectively prevented from falling off the platform when the rope pulling is lowered, and safety is guaranteed.

In the second embodiment, as shown in fig. 1 to 9, only one embodiment of the present utility model is provided, and based on the first embodiment, in the intelligent shielding door structure for a rail transit platform of the present utility model, the number of the sliding blocks 23 is at least two, and the sliding blocks 23 include a first sliding block and a second sliding block disposed below the first sliding block, and the number of the first sliding block and the second sliding block is at least one.

The hanger 24 includes a first hanger 241 and a second hanger 242, and a distance between the first hanger 241 and the body plate 21 is smaller than a distance between the second hanger 242 and the body plate 21.

And the number of the pull ropes 25 is at least two, the pull ropes 25 comprise a first pull rope 251 connected with the first hook 241 and a second pull rope 252 used for being connected with the second hook 242, the first pull rope 251 is horizontally arranged, the second pull rope 252 is obliquely arranged, and two ends of the second pull rope 252 are respectively connected to the second hook 242 of the first slider and the second hook 242 of the second slider.

Generally, the first slider has four pieces denoted A1, A2, A3 and A4, respectively, and the second slider also has four pieces denoted B1, B2, B3 and B4, respectively, forming 8 slider 23 structures (A1, A2, A3, A4, B1, B2, B3 and B4, respectively) from top to bottom, and two hooks 24 are provided on each slider 23, and 16 hooks 24 are provided in total. A pull rope 25 is connected between the sliding blocks 23 with the same height on the movable columns 2 of the two fixed columns 1, namely a first pull rope 251 is connected between the first hook 241 of the A1 and the first hook 241 of the A1 on the other movable column 2, and so on, 8 parallel first pull ropes 251 can be formed; a pull rope 25 is connected between the uppermost first slider and the uppermost second slider on the other movable column 2, that is, a second pull rope 252 is connected between the second hook 242 on the A1 and the second hook 242 on the B1 on the other movable column 2, so that 8 obliquely arranged second pull ropes 252 can be formed.

The stay cord 25 of parallel arrangement can occupy bigger plane area, and the stay cord 25 of slope setting can reduce the risk of passing between two parallel arrangement's stay cords 25, forms the stay cord net that 16 stay cords formed like this, can effectually prevent that the pedestrian from accidentally passing the stay cord net and falling the platform.

In the third embodiment, as shown in fig. 1 to 9, which is only one embodiment of the present utility model, on the basis of any one of the above embodiments, in the intelligent shielding door structure for a rail transit platform of the present utility model, a driving machine 223 for driving the screw 22 to rotate is disposed at an end of the screw 22, and both the screw 22 and the limiting sliding column 12 are disposed in a vertical extending manner.

Moreover, two guide rails 213 extending vertically are provided on the main body plate 21, at least a portion of the sliding block 23 is located between the two guide rails 213, a stopper is provided at an end of the guide rail 213, and the sliding block 23 will not rise continuously after abutting against the stopper, so as to prevent the sliding block 23 from derailing.

Further, the slide blocks 23 are provided with vertically extending extension bars 233, the ends of the extension bars 233 between the two slide blocks 23 are connected by torsion springs 234, and the ends of the slide blocks 23 are provided with hinges 235 for connecting with the extension bars 233, and the conveyor belt 212 is connected with the lowermost slide block 23. That is, the conveyor 212 only drives the lowermost slider 23 (i.e. the B4 slider) to lift, when the lowermost slider lifts, the 8 sliders are driven to move upwards until the uppermost slider 23 (i.e. the A1 slider) abuts against the stopper, at this time, the lowermost slider 23 lifts, and then the extending rod 233 and the torsion spring 234 are extruded, the extending rod 233 is driven to rotate around the torsion spring 234, and the distance between the adjacent two sliders 23 is shortened, which is equivalent to compressing the stretched net.

Here, when the movable column 2 is retracted, the lowermost slider 23 is also located at the lower portion of the movable column 2, and the lowermost draw string 25 is almost close to the ground (the angle formed between the second draw string 252 and the horizontal plane is large); when the movable column 2 is extended, the lowermost slider 23 is lifted up to press the rope net so that all the ropes are positioned at the upper portion of the movable column 2 (at this time, the angle formed between the second rope 252 and the horizontal plane is small).

Still, couple 24 end connection's movable block 244, movable block 244 is connected with horizontal plate 245, be provided with the connection screw on the slider 23, be provided with horizontal groove 246 and be used for passing horizontal groove 246 inserts to the fixing bolt 247 in the connection screw, fixing bolt 247 and the quantity of connection screw all are two at least, when fixing bolt 247 unscrews, whole movable block 244 can carry out horizontal displacement along horizontal groove 246, drives couple 24 horizontal displacement to adjust the tight degree of rising of stay cord 25, after the tight degree of rising of stay cord 25 is adjusted, screw up fixing bolt 247 can.

Of course, the middle part of the hook 24 is provided with a fixed block 243, and of course, the fixed block 243 is provided with a through hole for facilitating the rod of the hook 24 to pass through, limiting the extending direction of the hook 24 and preventing the hook 24 from loosening caused by foreign matters pulling the pull rope 25.

Also, the number of movable columns 2 on one of the fixed columns 1 is at least one.

Finally, the fixed upright posts 1 are provided with a pull rope groove 13 which is used for facilitating the pull rope 25 to pass through, and the pull rope groove 13 is communicated with the telescopic groove 11, so that when the movable post 2 is retracted into the telescopic groove 11, the pull rope 25 can be pulled out from the pull rope groove 13, and is straightened between the two fixed upright posts 1.

The intelligent shielding door structure of the rail transit platform is simple in arrangement, the distance between the shielding door posts is prolonged through the rope pulling type shielding door, one shielding door area can correspond to doors of various trains, the intelligent shielding door structure is suitable for different requirements of different train door opening positions, passengers can get on and off the trains conveniently, the two-stage lifting structure of the rope pulling is stable, people can be effectively prevented from falling off the platform when the rope pulling is lowered, and safety is guaranteed.

The present utility model is not limited to the above-described specific embodiments, and various modifications and variations are possible. Any modification, equivalent replacement, improvement, etc. of the above embodiments according to the technical substance of the present utility model should be included in the protection scope of the present utility model.

Claims (10)

1. An intelligent shielding door structure of a rail transit platform is characterized in that: comprises a fixed upright post (1) and a movable post (2) arranged on the fixed upright post (1), a telescopic groove (11) is arranged on the fixed upright post (1), a limiting sliding column (12) which is used for facilitating the sliding of the movable column (2) is arranged in the telescopic groove (11), the movable column (2) comprises a main body plate (21), a screw rod (22) arranged on one side of the main body plate (21) and a sliding block (23) arranged on one side of the main body plate (21) away from the screw rod (22), the upper end of the main body plate (21) is provided with a rotating roller (211) and a conveyor belt (212) connected with the rotating roller (211), a first connector (221) used for being connected with the end part of the conveyor belt (212) and a second connector (222) used for being connected with the limit sliding column (12) are arranged on the screw rod (22), one end of the conveyor belt (212) far away from the first connecting head (221) is connected with the sliding block (23), the sliding block (23) is provided with a hook (24), the number of the fixed upright post (1) and the movable post (2) is at least two, a pull rope (25) with the end part fixed to the hook (24) is connected between the movable columns (2) on the two fixed columns (1).

2. The intelligent shielding door structure for a rail transit platform according to claim 1, wherein: the number of the sliding blocks (23) is at least two, the sliding blocks (23) comprise a first sliding block and a second sliding block arranged below the first sliding block, and the number of the first sliding block and the number of the second sliding block are at least one.

3. The intelligent shielding door structure for a rail transit platform according to claim 2, wherein: the hooks (24) comprise a first hook (241) and a second hook (242), and the distance between the first hook (241) and the body plate (21) is smaller than the distance between the second hook (242) and the body plate (21).

4. A rail transit station intelligent screen door structure as claimed in claim 3, wherein: the number of the pull ropes (25) is at least two, the pull ropes (25) comprise a first pull rope (251) connected with the first hook (241) and a second pull rope (252) connected with the second hook (242), the first pull rope (251) is horizontally arranged, the second pull rope (252) is obliquely arranged, and two ends of the second pull rope (252) are respectively connected to the second hook (242) of the first slider and the second hook (242) of the second slider.

5. The intelligent shielding door structure for a rail transit platform according to claim 1, wherein: the end part of the screw rod (22) is provided with a driving machine (223) for driving the screw rod (22) to rotate, and the screw rod (22) and the limiting slide column (12) are vertically extended.

6. The intelligent shielding door structure for a rail transit platform according to claim 2, wherein: the sliding blocks (23) are provided with extending rods (233) which extend vertically, the ends of the extending rods (233) between the two sliding blocks (23) are connected through torsion springs (234), the ends of the sliding blocks (23) are provided with hinge joints (235) used for being connected with the extending rods (233), and the conveyor belt (212) is connected with the sliding blocks (23) at the lowest position.

7. The intelligent shielding door structure for a rail transit platform according to claim 1, wherein: two guide rails (213) which are vertically extended are arranged on the main body plate (21), at least one part of the sliding block (23) is positioned between the two guide rails (213), and limiting blocks are arranged at the end parts of the guide rails (213).

8. The intelligent shielding door structure for a rail transit platform as claimed in claim 7, wherein: the movable block (244) of couple (24) end connection, movable block (244) are connected with horizontal plate (245), be provided with on slider (23) and connect the screw, be provided with horizontal groove (246) and be used for passing on horizontal groove (246) insert to fixing bolt (247) in the connection screw, fixing bolt (247) and the quantity of connection screw are two at least.

9. The intelligent shielding door structure for a rail transit platform according to claim 1, wherein: the number of the movable columns (2) on one fixed column (1) is at least one.

10. The intelligent shielding door structure for a rail transit platform according to claim 1, wherein: the fixed upright post (1) is provided with a pull rope groove (13) which is used for facilitating the pull rope (25) to pass through, and the pull rope groove (13) is communicated with the telescopic groove (11).