High-stability evacuation platform for subway

Abstract

The utility model discloses a subway evacuation platform with high stability in the technical field of evacuation platforms, which comprises a support platform, the bottom of the support platform is detachably provided with a first support frame, and the bottom of the first support frame is connected with a second support frame through a support assembly. Mounting holes are formed in the first support frame and the second support frame; limiting baffles are welded to the front ends of the first supporting frame and the second supporting frame correspondingly, protection assemblies are installed in the limiting baffles in an up-down sliding mode, positioning assemblies for fixing the protection assemblies are installed at the bottom ends of the protection assemblies, and positioning holes corresponding to the positioning assemblies are formed in the limiting baffles on the first supporting frame. The subway evacuation platform solves the problems that an existing subway evacuation platform is poor in stability and prone to loosening after being used for a long time, and the subway evacuation platform is usually away from the ground by a certain distance, is inconvenient for evacuation personnel to climb and is not convenient for people to use.

Description

Technical Field

[0001] The utility model relates to the technical field of evacuation platforms, in particular to an evacuation platform for subways with high stability. Background Art

[0002] The subway is a fast, high-capacity, electrically-driven rail transit system built in cities. The lines in the central urban area are basically located in underground tunnels. Tunnels are engineering structures buried in the ground. Evacuation platforms are installed on the inner walls of the tunnels, providing passengers in the subway with a safe space for emergency evacuation.

[0003] The existing subway evacuation platforms have poor stability and are prone to loosening after long-term use. In addition, subway evacuation platforms are usually a certain distance from the ground, which is inconvenient for evacuees to climb and is not conducive to people's use. Therefore, technical personnel in this field provide a subway evacuation platform with high stability to solve the problems raised in the above background technology. Utility Model Content

[0004] The purpose of the utility model is to provide a subway evacuation platform with high stability to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a subway evacuation platform with high stability, comprising a support platform, a first support frame is detachably mounted on the bottom of the support platform, a second support frame is connected to the bottom of the first support frame through a support assembly, and mounting holes are provided on the first support frame and the second support frame;

[0006] The front ends of the first support frame and the second support frame are welded to a limit baffle, a protective component is installed inside the limit baffle for sliding up and down, a positioning component for fixing the protective component is installed at the bottom end of the protective component, and a positioning hole corresponding to the positioning component is opened inside the limit baffle on the first support frame.

[0007] Preferably: the first support frame and the second support frame both include a mounting bar with a mounting hole provided inside, two groups of L-shaped rack rods are symmetrically mounted on the front of the mounting bar, the support assembly is mounted between the upper and lower L-shaped rack rods, and the limit baffle is welded to the side of the L-shaped rack rod.

[0008] Preferably, two groups of clamping plates are welded to the sides of the two groups of L-shaped frame rods of the first support frame, and two groups of fixing plates that can be clamped between the two clamping plates are welded to the bottom of the support platform, and the fixing plates are fixedly connected to the above-mentioned L-shaped frame rods by bolts.

[0009] Preferably: the support assembly includes two groups of symmetrical cross rods, the connection center of the two groups of cross rods is connected to a support rod, the bottom end of the cross rod is rotatably connected to the L-shaped rod of the second support frame, and the top end of the cross rod is rotatably connected to the L-shaped rod of the first support frame, and a sliding rod is rotatably installed between the ends of the two groups of cross rods away from the mounting strips, and a sliding groove for the sliding rod to slide is opened inside the L-shaped rod.

[0010] Preferably, the protection component includes two groups of vertical rods slidably installed up and down inside the limit baffle, multiple groups of cross rods are fixedly installed between the two groups of vertical rods, a positioning component is installed on the lowest cross rod, and baffle rods are fixedly installed on the top ends of the two groups of vertical rods.

[0011] Preferably: the positioning assembly includes an adjusting screw rotatably connected to the cross bar, a movable plate threadedly connected to the adjusting screw, positioning rods corresponding to the positioning holes are installed at both ends of the movable plate, and two groups of limit rods located on both sides of the adjusting screw are installed on the surface of the cross bar at the bottom end, and the limit rods are slidably connected to the movable plate.

[0012] Preferably, a rotating rod is fixedly mounted on the end of the adjusting screw rod, and a stopper is fixedly mounted on the end of the limiting rod.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] 1. In the utility model, a support platform for evacuating personnel is installed on the top of a first support frame, and the first support frame is connected with a support assembly and a second support frame, which can improve the stability of the overall support of the support assembly, and after the first support frame is fixed, moving the second support frame can drive the cross rod to move, which can facilitate the adjustment of the installation position of the second support frame according to the actual environment, and improve the flexibility of the installation of the device. A sliding rod and a support rod are provided to connect the two groups of cross rods, which can facilitate further improving the overall support strength of the device.

[0015] 2. In the utility model, by setting up vertical rods and horizontal rods, protection can be provided for the sides of the support platform, and an adjusting screw is set to drive the movable plate and the positioning rod to move. The vertical rod slides down inside the limit baffle, and the baffle rod can be moved to the top surface of the top L-shaped frame rod. The descending protection component can facilitate people to climb. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 It is a side view of the overall structure of the utility model;

[0018] Figure 3 It is a bottom view of the overall structure of the utility model.

[0019] In the figure: 1. support platform; 2. mounting hole; 3. limit baffle; 4. positioning hole; 5. mounting strip; 6. L-shaped frame rod; 7. clamping plate; 8. fixing plate; 9. bolt; 10. cross rod; 11. support rod; 12. slide rod; 13. slide groove; 14. vertical rod; 15. horizontal rod; 16. baffle rod; 17. adjusting screw; 18. movable plate; 19. positioning rod; 20. limit rod; 21. rotating rod; 22. block. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1 to Figure 3 In an embodiment of the utility model, a subway evacuation platform with high stability includes a support platform 1, a first support frame is detachably installed at the bottom of the support platform 1, a second support frame is connected to the bottom of the first support frame through a support assembly, mounting holes 2 are provided on the first support frame and the second support frame, and the front ends of the first support frame and the second support frame are welded and connected with a limit baffle 3, a protective assembly is installed inside the limit baffle 3 for sliding up and down, a positioning assembly for fixing the protective assembly is installed at the bottom of the protective assembly, and a positioning hole 4 corresponding to the positioning assembly is provided inside the limit baffle 3 on the first support frame.

[0022] When in use, the first support frame and the second support frame are fixed by using long screws or anchor rods passing through the mounting holes 2. The support platform 1 is fixedly installed on the top of the first support frame. The top of the support platform 1 can facilitate the walking of evacuated personnel. The support assembly and the second support frame can provide stable auxiliary support for the first support frame and the support platform 1 on its top, and the protective assembly stands on one side of the top of the support platform 1, which can provide safety and anti-slip for people walking on the support platform 1. The positioning assembly is opened to slide the protective assembly down, which can facilitate people with less convenient movements to climb to the top of the support platform 1.

[0023] In one embodiment, specifically, the first support frame and the second support frame each include a mounting bar 5 with a mounting hole 2 provided therein, the mounting bar 5 is conveniently fixed to the wall of a subway tunnel, two groups of L-shaped rack rods 6 are symmetrically installed on the front of the mounting bar 5, the support assembly is installed between the upper and lower L-shaped rack rods 6, the limit baffle 3 is welded to the side of the L-shaped rack rod 6, and the L-shaped rack rod 6 provides stable support for the top structure.

[0024] Among them, two groups of clamping plates 7 are welded on the side surfaces of the two groups of L-shaped frame rods 6 of the first support frame, and two groups of fixing plates 8 that can be clamped between the two clamping plates 7 are welded on the bottom of the support platform 1. The fixing plates 8 are fixedly connected to the above-mentioned L-shaped frame rods 6 by bolts 9, which facilitates the fixed installation between the support platform 1 and the first support frame.

[0025] Specifically, the support assembly includes two groups of symmetrical cross rods 10, and a support rod 11 is connected to the connection center of the two groups of cross rods 10. The bottom end of the cross rod 10 is rotatably connected to the L-shaped frame rod 6 of the second support frame, and the top end of the cross rod 10 is rotatably connected to the L-shaped frame rod 6 of the first support frame. A sliding rod 12 is rotatably installed between the ends of the two groups of cross rods 10 away from the mounting strip 5, and a sliding groove 13 is opened inside the L-shaped frame rod 6 for the sliding rod 12 to slide.

[0026] When the first support frame is fixed, moving the second support frame can drive the cross rod 10 to move, and the installation position of the second support frame can be conveniently adjusted according to the actual environment. When the cross rod 10 moves, it can drive the sliding rod 12 to move inside the sliding groove 13. The sliding rod 12 can provide stable support for the cross rod 10, and is provided with a support rod 11 whose two ends are rotatably connected to the middle part of the two groups of cross rods 10, which can improve the stability of the overall support of the support assembly.

[0027] In one embodiment, specifically, the protection component includes two groups of vertical rods 14 installed inside the limit baffle 3 for sliding up and down, multiple groups of cross rods 15 are fixedly installed between the two groups of vertical rods 14, a positioning component is installed on the lowest cross rod 15, and a baffle rod 16 is fixedly installed at the top end of the two groups of vertical rods 14, which can provide protection for the side of the support platform 1.

[0028] Among them, the positioning assembly includes an adjusting screw 17 rotatably connected to the cross bar 15, a movable plate 18 threadedly connected to the adjusting screw 17, and positioning rods 19 corresponding to the positioning holes 4 are installed at both ends of the movable plate 18. Two groups of limit rods 20 located on both sides of the adjusting screw 17 are installed on the surface of the bottom cross bar 15, and the limit rods 20 are slidably connected to the movable plate 18.

[0029] The operator rotates the adjusting screw 17, and the adjusting screw 17 drives the movable plate 18 to slide on the surface of the limiting rod 20, and the movable plate 18 drives the positioning rod 19 to move. After the positioning rod 19 is moved to the outside of the positioning hole 4, the vertical rod 14 slides down inside the limiting baffle 3, and the baffle rod 16 can be moved to the top surface of the top L-shaped frame rod 6. The cross bar 15 can facilitate people to climb. Furthermore, a rotating rod 21 is fixedly installed at the end of the adjusting screw 17, which can facilitate the operator to rotate the adjusting screw 17. A stop block 22 is fixedly installed at the end of the limiting rod 20, which can limit the range of movement of the movable plate 18.

[0030] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A subway evacuation platform with high stability, comprising a support platform (1), characterized in that: A first support frame is detachably mounted on the bottom of the support platform (1); a second support frame is connected to the bottom of the first support frame via a support assembly; and mounting holes (2) are provided on both the first support frame and the second support frame; The front ends of the first support frame and the second support frame are both welded to a limit baffle (3), a protective component is slidably mounted inside the limit baffle (3) and a positioning component is mounted at the bottom end of the protective component to fix it, and a positioning hole (4) corresponding to the positioning component is opened inside the limit baffle (3) on the first support frame.

2. A subway evacuation platform with high stability according to claim 1, characterized in that: The first support frame and the second support frame both comprise a mounting bar (5) with a mounting hole (2) provided therein, two groups of L-shaped rack rods (6) are symmetrically mounted on the front of the mounting bar (5), the support assembly is mounted between the upper and lower L-shaped rack rods (6), and the limit baffle (3) is welded to the side of the L-shaped rack rod (6).

3. A subway evacuation platform with high stability according to claim 2, characterized in that: Two groups of clamping plates (7) are welded to the side surfaces of the two groups of L-shaped rack rods (6) of the first support frame, and two groups of fixing plates (8) that can be clamped between the two clamping plates (7) are welded to the bottom of the support platform (1), and the fixing plates (8) are fixedly connected to the L-shaped rack rods (6) by bolts (9).

4. The subway evacuation platform with high stability according to claim 2, characterized in that: The support assembly comprises two groups of symmetrical cross rods (10), the connection centers of the two groups of cross rods (10) are connected with a support rod (11), the bottom end of the cross rod (10) is rotatably connected with the L-shaped frame rod (6) of the second support frame, and the top end of the cross rod (10) is rotatably connected with the L-shaped frame rod (6) of the first support frame, and a sliding rod (12) is rotatably installed between the ends of the two groups of cross rods (10) away from the mounting strip (5), and a sliding groove (13) for the sliding rod (12) to slide is provided inside the L-shaped frame rod (6).

5. The subway evacuation platform with high stability according to claim 1, characterized in that: The protection component comprises two groups of vertical rods (14) slidably mounted inside the limit baffle (3) up and down, a plurality of groups of cross rods (15) are fixedly mounted between the two groups of vertical rods (14), a positioning component is mounted on the lowest end of the cross rod (15), and a blocking rod (16) is fixedly mounted on the top ends of the two groups of vertical rods (14).

6. The subway evacuation platform with high stability according to claim 5, characterized in that: The positioning assembly comprises an adjusting screw (17) rotatably connected to the cross bar (15), a movable plate (18) threadedly connected to the adjusting screw (17), positioning rods (19) corresponding to the positioning holes (4) being installed at both ends of the movable plate (18), and two groups of limiting rods (20) located on both sides of the adjusting screw (17) are installed on the surface of the cross bar (15) at the bottom end, and the limiting rods (20) are slidably connected to the movable plate (18).

7. The subway evacuation platform with high stability according to claim 6, characterized in that: A rotating rod (21) is fixedly mounted on the end of the adjusting screw rod (17), and a stopper (22) is fixedly mounted on the end of the limiting rod (20).

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