Protective frame between the platform screen door and the subway door

Abstract

The present invention provides a protective frame between a subway platform screen door and a subway door, which relates to the technical field of subway platform screen doors. The protective frame between the subway platform screen door and the subway door includes a screen door body. One side of the screen door body is fixedly connected with a U-shaped protective plate. Protective shells are provided at both ends of the U-shaped protective plate, and the protective shells are fixedly connected with the screen door body. An active protection mechanism is provided on one side of the screen door body close to the U-shaped protective plate. The active protection mechanism includes a motor and an active cross plate. The protective frame between the subway platform screen door and the subway door makes it safer for child passengers to get on and off the subway, improves the practicability of the protective frame between the subway platform screen door and the subway door, and avoids the lack of a protective frame in the gap between the current subway platform screen door and the subway door. For child passengers during the process of getting on and off the subway, it is extremely easy to step on the empty space, resulting in injury to child passengers and posing a safety hazard.

Description

Technical Field

[0001] The present invention relates to the technical field of subway platform screen doors, and specifically to a protective frame between a subway platform screen door and a subway door. Background Art

[0002] A platform screen door refers to a device that encloses the space for passengers to board and alight from the train on the platform in the form of a glass curtain wall. The platform screen door is installed along the side edge of the subway platform close to the track, separating the platform area from the track area. The main purpose of setting up the platform screen door is to prevent people from falling onto the track and having accidents, provide a safe and comfortable waiting environment for passengers, avoid delaying operations due to platform accidents, improve the service level of rail transit, and create necessary conditions for the rail transit system to achieve driverless operation.

[0003] Currently, there is often a certain gap between the subway platform screen door and the subway door. However, there is generally a lack of a protective frame between the platform screen door and the subway door. During the process of children getting on and off the subway, it is very easy to step into the gap, resulting in injuries to child passengers. There are certain potential safety hazards and poor practicability. Therefore, it is extremely necessary to design a protective frame between the subway platform screen door and the subway door to solve the above problems. Summary of the Invention

[0004] (1) Technical Problems to be Solved

[0005] In view of the deficiencies of the prior art, the present invention provides a protective frame between a subway platform screen door and a subway door. By setting up the protective frame between the subway platform screen door and the subway door, the problems raised in the above background art are solved.

[0006] (2) Technical Solutions

[0007] To achieve the above objectives, the present invention is realized through the following technical solutions: A protective frame between a subway platform screen door and a subway door, including a screen door body. One side of the screen door body is fixedly connected with a U-shaped protective plate. Both ends of the U-shaped protective plate are provided with protective shells, and the protective shells are fixedly connected with the screen door body. A movable protection mechanism is arranged on the side of the screen door body close to the U-shaped protective plate.

[0008] The movable protection mechanism includes a motor and a movable horizontal plate. The movable horizontal plate is located at the bottom of the U-shaped protection plate. A supporting horizontal plate is provided at the bottom of the movable horizontal plate, and the supporting horizontal plate is fixedly connected to the shielding door body. At both ends of the top of the movable horizontal plate, movable vertical plates are fixedly connected. At the bottom of one side of the two movable vertical plates, connecting vertical plates are fixedly connected. Threaded holes are provided on the bottom surfaces of the two connecting vertical plates. Threaded cross bars are provided at both ends of the supporting horizontal plate. The threaded cross bars penetrate through the threaded holes and are threadedly connected to the threaded holes. A strip-shaped square groove is provided on one side surface of the supporting horizontal plate. A first transmission belt is provided inside the strip-shaped square groove. The motor is located inside the protective housing at one end of the movable horizontal plate and is fixedly connected to the protective housing. The output end of the motor is fixedly connected to a rotating horizontal shaft. One end of the rotating horizontal shaft is drivingly connected to a second transmission belt. A buffer assembly is provided on the side of the movable horizontal plate away from the shielding door body.

[0009] Preferably, the buffer assembly includes a buffer horizontal plate. The buffer horizontal plate is located on the side of the movable horizontal plate away from the shielding door body. A sliding horizontal groove is provided on the side surface of the movable horizontal plate away from the shielding door body. A sliding horizontal plate is fixedly connected to one side of the buffer horizontal plate.

[0010] Preferably, the sliding horizontal plate is slidably connected to the sliding horizontal groove. A buffer spring is fixedly connected to the side of the sliding horizontal plate away from the buffer horizontal plate.

[0011] Preferably, the buffer spring is fixedly connected to the movable horizontal plate. The number of the buffer springs is set to be multiple, and the multiple buffer springs are distributed in a linear array.

[0012] Preferably, a sliding vertical rod is fixedly connected to one end of the movable vertical plate. Sliding vertical grooves are provided on the surface of both ends of the U-shaped protection plate. The sliding vertical rod is slidably connected to the sliding vertical groove.

[0013] Preferably, a bearing is fixedly embedded in the side wall of one side of the bottom of the protective housing. One end of the threaded cross bar away from the first transmission belt is fixedly connected to the inner wall of the bearing.

[0014] Preferably, both ends of the first transmission belt are respectively drivingly connected to one end of the two threaded cross bars. One end of the second transmission belt away from the rotating horizontal shaft is drivingly connected to one of the threaded cross bars.

[0015] The present invention provides a protective frame between a subway shielding door and a subway door, and the beneficial effects thereof are as follows:

[0016] The protective frame between the subway platform screen door and the subway door protects child passengers getting on and off the subway by setting an active protection mechanism. When getting on and off the subway, the movable cross plate of the active protection mechanism moves towards the subway side. When the movable cross plate moves to the subway side, the gap between the subway platform screen door and the subway door is closed. The structure of the present invention is reasonable and simple, making child passengers safer when getting on and off the subway, improving the practicability of the protective frame between the subway platform screen door and the subway door, and avoiding the lack of a protective frame for the gap between the current subway platform screen door and the subway door. During the process of child passengers getting on and off the subway, it is extremely easy to step on the empty space, resulting in injuries to child passengers and posing a safety hazard problem. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 is a schematic diagram of the overall structure of the present invention;

[0018] Figure 2 is an exploded structure schematic diagram of the present invention;

[0019] Figure 3 is a side three-dimensional sectional view of the present invention;

[0020] Figure 4 For the present invention Figure 3 is an enlarged view of the structure of part A.

[0021] In the figure: 1, the main body of the platform screen door; 2, U-shaped protective plate; 3, protective housing; 4, motor; 5, movable cross plate; 6, support cross plate; 7, movable vertical plate; 8, connecting vertical plate; 9, threaded cross bar; 10, threaded hole; 11, strip-shaped square groove; 12, rotating horizontal axis; 13, first transmission belt; 14, second transmission belt; 15, buffer cross plate; 16, sliding cross groove; 17, sliding cross plate; 18, buffer spring; 19, sliding vertical rod; 20, sliding vertical groove. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0022] The following is a description of the preferred embodiments of the present invention with reference to the accompanying drawings. It should be understood that the preferred embodiments described herein are only for the purpose of illustrating and explaining the present invention, and are not used to limit the present invention.

[0023] The embodiment of the present invention provides a protective frame between the subway platform screen door and the subway door. As Figures 1-4 shown, it includes the main body of the platform screen door 1. A U-shaped protective plate 2 is fixedly connected to one side of the main body of the platform screen door 1. Protective housings 3 are provided at both ends of the U-shaped protective plate 2. The protective housings 3 are fixedly connected to the main body of the platform screen door 1. An active protection mechanism is provided on the side of the main body of the platform screen door 1 close to the U-shaped protective plate 2;

[0024] The movable protection mechanism includes a motor 4 and a movable horizontal plate 5. The movable horizontal plate 5 is located at the bottom of the U-shaped protection plate 2. A support horizontal plate 6 is provided at the bottom of the movable horizontal plate 5. The support horizontal plate 6 is fixedly connected to the shielding door body 1. The movable horizontal plate 5 slides between the bottom of the U-shaped protection plate 2 and the support horizontal plate 6. Both ends of the top of the movable horizontal plate 5 are fixedly connected with movable vertical plates 7. At the bottom of one side of the two movable vertical plates 7, connecting vertical plates 8 are fixedly connected. Threaded holes 10 are provided on the bottom surfaces of the two connecting vertical plates 8. Threaded cross bars 9 are provided at both ends of the support horizontal plate 6. The threaded cross bars 9 penetrate through the threaded holes 10 and are threadedly connected with the threaded holes 10. A strip-shaped square groove 11 is provided on one side surface of the support horizontal plate 6. A first transmission belt 13 is provided inside the strip-shaped square groove 11. The motor 4 is located inside the protection housing 3 at one end of the movable horizontal plate 5 and is fixedly connected to the protection housing 3. The output end of the motor 4 is fixedly connected with a rotating horizontal shaft 12. One end of the rotating horizontal shaft 12 is drivingly connected with a second transmission belt 14. A buffer assembly is provided on the side of the movable horizontal plate 5 away from the shielding door body 1.

[0025] Further, the buffer assembly includes a buffer horizontal plate 15. The buffer horizontal plate 15 is located on the side of the movable horizontal plate 5 away from the shielding door body 1. A sliding horizontal groove 16 is provided on the surface of the movable horizontal plate 5 away from the shielding door body 1. A sliding horizontal plate 17 is fixedly connected to one side of the buffer horizontal plate 15. The sliding horizontal plate 17 is slidably connected with the sliding horizontal groove 16. A buffer spring 18 is fixedly connected to the side of the sliding horizontal plate 17 away from the buffer horizontal plate 15. The buffer spring 18 is fixedly connected with the movable horizontal plate 5. The number of the buffer springs 18 is set to be multiple. The multiple buffer springs 18 are distributed in a linear array. The buffer horizontal plate 15 is made of a soft rubber material. When the movable horizontal plate 5 moves to one side of the subway, the movable horizontal plate 5 drives the buffer horizontal plate 15 to move to one side of the subway. The buffer horizontal plate 15 pushes the sliding horizontal plate 17 to move inside the sliding horizontal groove 16. The sliding horizontal plate 17 squeezes the buffer spring 18. The buffer spring 18 generates elastic deformation and is compressed. The buffer spring 18 generates elastic deformation and is compressed, thereby providing a certain buffering effect on the buffer horizontal plate 15.

[0026] Further, a sliding vertical rod 19 is fixedly connected to one end of the movable vertical plate 7. Sliding vertical grooves 20 are provided on the surfaces of both ends of the U-shaped protection plate 2. The sliding vertical rod 19 is slidably connected with the sliding vertical grooves 20. The movable horizontal plate 5 drives the movable vertical plate 7 to move. The movable vertical plate 7 drives the sliding vertical rod 19 to move inside the sliding vertical grooves 20, making the movement of the movable vertical plate 7 more stable.

[0027] Furthermore, a bearing is fixedly embedded in a side wall at one side of the bottom of the protective housing 3. One end of the threaded cross bar 9 far away from the first transmission belt 13 is fixedly connected to the inner wall of the bearing. When the threaded cross bar 9 rotates, one end of the threaded cross bar 9 rotates inside the bearing, improving the rotation stability of the threaded cross bar 9. Both ends of the first transmission belt 13 are respectively connected to one end of the two threaded cross bars 9 in a transmission manner. One end of the second transmission belt 14 far away from the rotating cross shaft 12 is connected to one of the threaded cross bars 9 in a transmission manner. The output end of the motor 4 drives the rotating cross shaft 12 to rotate. The rotating cross shaft 12 drives the second transmission belt 14 to operate. The second transmission belt 14 drives one of the threaded cross bars 9 to rotate, thereby performing transmission.

[0028] The specific implementation manner is as follows: During the actual use of the present invention, when the subway stops at a designated position and passengers get on and off the subway through the subway screen door, when the subway screen door and the subway door are opened simultaneously, the motor 4 is started. The output end of the motor 4 drives the rotating cross shaft 12 to rotate. The rotating cross shaft 12 drives the second transmission belt 14 to operate. The second transmission belt 14 drives one of the threaded cross bars 9 to rotate. One of the threaded cross bars 9 drives the first transmission belt 13 to operate. The first transmission belt 13 drives the other threaded cross bar 9 to rotate. The two threaded cross bars 9 respectively rotate inside the two threaded holes 10. While the two threaded cross bars 9 are rotating, they respectively drive the two connecting vertical plates 8 to move towards the subway side. The two connecting vertical plates 8 respectively drive the two movable vertical plates 7 to move towards the subway side. The two connecting vertical plates 8 respectively drive the two sliding vertical rods 19 to move inside the corresponding sliding vertical grooves 20. At the same time, the two movable vertical plates 7 drive the movable cross plate 5 to move. The movable cross plate 5 drives the buffer cross plate 15 to move towards the subway side. The buffer cross plate 15 pushes the sliding cross plate 17 to move inside the sliding cross groove 16. The sliding cross plate 17 compresses the buffer spring 18. The buffer spring 18 generates elastic deformation and is compressed. The buffer spring 18 generates elastic deformation and is compressed. The buffer cross plate 15 moves to the subway side, so that the gap between the subway screen door and the subway door is closed by the movable cross plate 5.

[0029] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art of this industry should understand that the present invention is not limited by the above embodiments. What is described in the above embodiments and the specification only illustrates the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention will have various changes and improvements, and these changes and improvements all fall within the scope of the present invention claimed.

[0030] The protection scope of the present invention is defined by the appended claims and their equivalents. It should be noted that, in this text, relational terms such as "first" and "second" are only used to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the term "comprising", "including" or any other variant thereof is intended to cover non-exclusive inclusion, so that a process, method, article or device comprising a series of elements not only includes those elements, but also includes other elements not expressly listed, or further includes elements inherent to such process, method, article or device. Without further limitation, an element defined by the statement "comprising one..." does not exclude the presence of additional identical elements in the process, method, article or device comprising the said element.

[0031] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some of the technical features; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A protective frame between a subway platform screen door and a subway door, including a screen door body (1). Characterized in that: A U-shaped protective plate (2) is fixedly connected to one side of the screen door body (1). Protective shells (3) are provided at both ends of the U-shaped protective plate (2). The protective shells (3) are fixedly connected to the screen door body (1). An active protection mechanism is provided on the side of the screen door body (1) close to the U-shaped protective plate (2). The active protection mechanism includes a motor (4) and an active cross plate (5). The active cross plate (5) is located at the bottom of the U-shaped protective plate (2). A support cross plate (6) is provided at the bottom of the active cross plate (5). The support cross plate (6) is fixedly connected to the screen door body (1). Active vertical plates (7) are fixedly connected to both ends of the top of the active cross plate (5). Connecting vertical plates (8) are fixedly connected to the bottom sides of both active vertical plates (7). Threaded holes (10) are formed on the bottom surfaces of both connecting vertical plates (8). Threaded cross bars (9) are provided at both ends of the support cross plate (6). The threaded cross bars (9) penetrate through the threaded holes (10) and are threadedly connected to the threaded holes (10). A strip-shaped square groove (11) is formed on one side surface of the support cross plate (6). A first transmission belt (13) is provided inside the strip-shaped square groove (11). The motor (4) is located inside the protective shell (3) at one end of the active cross plate (5) and is fixedly connected to the protective shell (3). A rotating horizontal shaft (12) is fixedly connected to the output end of the motor (4). A second transmission belt (14) is drivenly connected to one end of the rotating horizontal shaft (12). A buffer assembly is provided on the side of the active cross plate (5) away from the screen door body (1). Both ends of the first transmission belt (13) are respectively drivenly connected to one end of the two threaded cross bars (9). The end of the second transmission belt (14) away from the rotating horizontal shaft (12) is drivenly connected to one of the threaded cross bars (9). A bearing is fixedly embedded in the side wall of one side of the bottom of the protective shell (3). The end of the threaded cross bar (9) away from the first transmission belt (13) is fixedly connected to the inner wall of the bearing.

2. A protective frame between a subway platform screen door and a subway door according to claim 1, Characterized in that: The buffer assembly includes a buffer cross plate (15). The buffer cross plate (15) is located on the side of the active cross plate (5) away from the screen door body (1). A sliding cross groove (16) is formed on the side surface of the active cross plate (5) away from the screen door body (1). A sliding cross plate (17) is fixedly connected to one side of the buffer cross plate (15).

3. A protective frame between a subway platform screen door and a subway door according to claim 2, Characterized in that: The sliding cross plate (17) is slidably connected to the sliding cross groove (16). A buffer spring (18) is fixedly connected to the side of the sliding cross plate (17) away from the buffer cross plate (15).

4. A protective frame between a subway platform screen door and a subway door according to claim 3, Characterized in that: The buffer spring (18) is fixedly connected to the movable cross plate (5), and the number of the buffer springs (18) is set to be multiple, and the multiple buffer springs (18) are distributed in a linear array.

5. A protective frame between a subway screen door and a subway door according to claim 1, characterized in that: One end of the movable vertical plate (7) is fixedly connected with a sliding vertical rod (19), sliding vertical grooves (20) are formed on both surfaces of the two ends of the U-shaped protective plate (2), and the sliding vertical rod (19) is slidably connected with the sliding vertical grooves (20).

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