CN211685063U - Subway vehicle safety device - Google Patents

Abstract

The utility model discloses a subway vehicle safety device, I-steel and channel-section steel buried in the platform, the opening of channel-section steel sets up towards the I-steel and is located the I-steel inboard, the I-steel outside is equipped with T shaped steel, T shaped steel buffer gear connects to the I-steel, the vertical direction in the T shaped steel outside is equipped with the shaft, rotate on the shaft and be connected with the collision wheel, the collision wheel bulges T shaped steel upper edge 0.5-1.5 cm; the platform is provided with a groove for accommodating the inner edge of the T-shaped steel, a gap is reserved between the outer edge of the I-shaped steel and the edge of the platform, and buffer rubber is arranged in the groove and the gap. The utility model discloses very big assurance passenger's safety has protected the safety in carriage and the safe of subway to berth simultaneously.

Description

Subway vehicle safety device

Technical Field

The utility model relates to a ground falls revolving stage and settles equipment, in particular to railcar safety device.

Background

Along with the continuous increase of population and the continuous acceleration of urbanization process, the urban population is more and more, it is the traffic system that first feels pressure, and the subway operation process is not disturbed by other vehicles, and fast, the noise is little, the operation is steady to take comfortablely, and people mostly continue to take the subway.

However, subways require frequent stops at the platform to get passengers into the subway cars. The subway entry platform performs deceleration movement, and an intermittent braking mode is needed for reducing inertia. This mode braking mode easily causes the front and back drunkenness of subway, and then arouses the horizontal hunting of subway, and this kind of swing often is more than the normal of subway, in order to prevent that the subway from entering into the station because the horizontal hunting of subway collides the edge of platform, the edge plane of platform leaves the clearance of a safe distance from the subway carriage. However, the safety distance often causes that children who are low in head to play mobile phones or do not notice the gap of the safety distance get into the wheelchair to cause serious injury, and the elderly who sit on the wheelchair can not conveniently get in or out of the carriage. Therefore, there is a need for improvement of the prior art to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

In order to solve the technical problem, the utility model provides a subway vehicle safety device realizes particularly through following technical scheme:

the utility model discloses a subway vehicle safety device, I-steel and channel-section steel in the platform of embedding, the opening of channel-section steel sets up towards the I-steel and is located the I-steel inboard, the I-steel outside is equipped with T shaped steel, T shaped steel buffer gear connects in the I-steel, the vertical direction in the T shaped steel outside is equipped with the shaft, rotate on the shaft and be connected with the collision wheel, the collision wheel protrusion T shaped steel upper edge 0.5-1.5 cm; the platform is provided with a groove for accommodating the inner edge of the T-shaped steel, a gap is reserved between the outer edge of the I-shaped steel and the edge of the platform, and buffer rubber is arranged in the groove and the gap.

According to the prior scheme, the buffer mechanism comprises a rod piece I, a spring I and a fastening nut I, wherein the rod piece I is arranged in parallel, the spring I is sleeved on the rod piece I, the rod piece I is fixedly connected with the T-shaped steel, the spring I is located between the T-shaped steel and the I-shaped steel, and the rod piece I is in single-degree-of-freedom sliding connection with the I-shaped steel.

According to the prior scheme, the buffer mechanism comprises three rod pieces II which are uniformly distributed at 120 degrees, springs II arranged in an inner space surrounded by the three rod pieces II and fastening nuts II respectively arranged on the rod pieces II, the springs II are located between the T-shaped steel and the I-shaped steel, and the rod pieces II are in single-degree-of-freedom sliding connection with the I-shaped steel.

And in the prior scheme, a buffer rubber block is arranged on the outer side of the three rod pieces II and in the I-shaped steel.

Preferably, the buffer mechanism further comprises a triangular plate and a spring III, the triangular plate is sleeved on the rod piece II and located on the inner side of the I-shaped steel, and the spring III is sleeved on the rod piece II and located between the I-shaped steel and the triangular plate.

Preferably, the collision wheel comprises a wheel body and a wear-resistant sleeve sleeved outside the wheel body.

Preferably, reinforcing ribs are arranged at the T-shaped steel.

The utility model has the advantages that: the T-shaped steel fills the gap left by the edge plane of the platform from the iron car, effectively prevents passengers from being caught in the gap without paying attention to the gap, and greatly ensures the safety of the passengers; secondly, the transverse swing power of the subway is transmitted to the buffer mechanism through the collision wheel and buffered, so that the transverse swing of the subway is quickly attenuated, meanwhile, the scratch and rubbing between the edge of the subway carriage and the edge of the platform are avoided, and the safety of the carriage and the safety parking of the subway are greatly protected. Other advantageous effects of the present invention will be further described with reference to the following embodiments.

Drawings

The invention will be further described with reference to the following figures and examples:

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a detailed view at A;

FIG. 3 is a schematic view of an alternative damper mechanism;

Detailed Description

As shown in the figure: the utility model discloses a subway vehicle safety device, I-steel 1 and channel-section steel 2 of embedding in the platform, the opening of channel-section steel 2 sets up towards I-steel 1 and is located I-steel 1 inboard, the I-steel 1 outside is equipped with T shaped steel 4, T shaped steel 4 buffer gear 3 is connected in I-steel 1, the vertical direction in the T shaped steel 4 outside is equipped with shaft 5, rotate on the shaft 5 and be connected with collision wheel 6, collision wheel 6 protrusion T shaped steel 4 upper edge 0.5-1.5 cm; the upper surface of the T-shaped steel 4 is flush with the bottom surface of the subway carriage and the ground plane of the platform, the platform is provided with a groove for accommodating the inner edge of the T-shaped steel 4, a gap is reserved between the outer edge of the I-shaped steel 1 and the edge of the platform, and buffer rubber 7 is arranged in the groove and the gap.

When the subway enters the station, the outer end of the carriage collides with the collision wheel 6, and the collision wheel 6 rolls. Meanwhile, the collision wheels 6 are squeezed by the carriage, so that the T-shaped steel 4 moves to the platform direction in a small range and is buffered by the buffer mechanism 3. When the T-shaped steel 4 moves to a platform in a small amplitude manner to extrude the buffer rubber 7, the buffer mechanism 3 and the buffer rubber 7 buffer and absorb the force of the T-shaped steel 4 moving to the platform in a small amplitude manner, so that the transverse swing of the subway is quickly attenuated, the rubbing between the edge of a subway carriage and the edge of the platform is avoided, and the safety of the carriage and the safety parking of the subway are greatly protected. Further, the buffer mechanism 3 comprises two rod pieces I31 arranged in parallel, a spring I32 sleeved on the rod piece I31 and a fastening nut I33, the rod piece I31 is fixedly connected to the T-shaped steel 4, the spring I32 is located between the T-shaped steel 4 and the I-shaped steel 1, and the rod piece I31 is in single-degree-of-freedom sliding connection with the I-shaped steel 1. And the opening of the channel steel 2 is arranged towards the I-shaped steel 1 and is positioned at the inner side of the I-shaped steel 1, so that the moving space of the tail end of the rod piece I31 is ensured.

In this embodiment, the inventor further provides a buffer mechanism 3 with better buffer effect and stronger shock absorption capability, specifically: the buffer mechanism 3 comprises three rod pieces II 311 which are uniformly distributed at 120 degrees, a spring II 322 arranged in an inner space surrounded by the three rod pieces II 311 and fastening nuts II 333 respectively arranged on the rod pieces II 311, the spring II 322 is positioned between the T-shaped steel 4 and the I-shaped steel 1, and the rod pieces II 311 are in single-degree-of-freedom sliding connection with the I-shaped steel 1. And a buffer rubber block 344 is arranged on the outer side of the three rod pieces II 311 and in the I-shaped steel 1. The spring II 322 is arranged in the inner space surrounded by the three rods II 311, and compared with the spring I32 in the previous embodiment, the damping capacity can be increased by designing a spring with more sizes. Secondly, set up buffer rubber piece 344 and can not receive the influence of spring II 322 in three member II 311 outsides, be favorable to increasing the buffering and increase damping. Finally, the three rod pieces II 311 are uniformly distributed at 120 degrees, a triangular buffer mechanism 3 with structural stability is formed, and a spring II 322 and a buffer rubber block 344 are filled in the triangular buffer mechanism 3, so that the stability and the structural strength of the self framework structure of the triangular buffer mechanism 3 are ensured, the bearing collision of larger force is facilitated, meanwhile, the deformation resistance is improved, the bending of the rod pieces II 311 is avoided, and the reliability and the smoothness of the movement of the three rod pieces II 311 on the I-steel 1 are ensured.

In this embodiment, the buffer mechanism 3 further includes a triangular plate 355 and a spring iii 366, the triangular plate 355 is sleeved on the rod ii 311 and located inside the i-beam 1, and the spring iii 366 is sleeved on the rod ii 311 and located between the i-beam 1 and the triangular plate 355. When the subway leaves the platform, namely the carriage leaves the collision wheel 6, the spring III 366 and the triangular plate 355 reversely push the rod piece II 311, so that abnormal sound caused by collision of the fastening nut II 333 with other parts due to rapid return of the rod piece II 311 is avoided.

In the present embodiment, the crash wheel 6 includes a wheel body 61 and a wear-resistant sleeve 62 sleeved outside the wheel body 61. After long-term use, the wear-resistant sleeve 62 can be replaced within a specified maintenance period, and the wear-resistant sleeve 62 is preferably an Ethylene Propylene Diene Monomer (EPDM) rubber sleeve.

In this embodiment, a reinforcing rib 8 is provided at the T-shaped steel 4 to ensure the structural strength of the T-shaped steel 4.

Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.

Claims (7)

1. The utility model provides a subway vehicle safety device, buries I-steel and the channel-section steel in the platform, its characterized in that: the opening of the channel steel is arranged towards the I-shaped steel and is positioned on the inner side of the I-shaped steel, T-shaped steel is arranged on the outer side of the I-shaped steel, the T-shaped steel buffer mechanism is connected to the I-shaped steel, a wheel shaft is arranged on the outer side of the T-shaped steel in the vertical direction, a collision wheel is rotatably connected to the wheel shaft, and the collision wheel protrudes out of the upper edge of the T-shaped steel by 0.5-1.5; the platform is provided with a groove for accommodating the inner edge of the T-shaped steel, a gap is reserved between the outer edge of the I-shaped steel and the edge of the platform, and buffer rubber is arranged in the groove and the gap.

2. A metro vehicle safety guard device according to claim 1, characterized in that: the buffer mechanism comprises two rod pieces I arranged in parallel, a spring I sleeved on the rod pieces I and a fastening nut I, wherein the rod pieces I are fixedly connected with the T-shaped steel, the spring I is located between the T-shaped steel and the I-shaped steel, and the rod pieces I are in single-degree-of-freedom sliding connection with the I-shaped steel.

3. A metro vehicle safety guard device according to claim 1, characterized in that: the buffer mechanism comprises three rod pieces II which are uniformly distributed at 120 degrees, springs II arranged in the internal space surrounded by the three rod pieces II and fastening nuts II respectively arranged on the rod pieces II, wherein the springs II are positioned between the T-shaped steel and the I-shaped steel, and the rod pieces II are in single-degree-of-freedom sliding connection with the I-shaped steel.

4. A metro vehicle safety guard device according to claim 3, characterized in that: and a buffer rubber block is arranged on the outer side of the three rod pieces II and in the I-shaped steel.

5. A metro vehicle safety guard device according to claim 3, characterized in that: the buffer mechanism further comprises a triangular plate and a spring III, the triangular plate is sleeved on the rod piece II and located on the inner side of the I-shaped steel, and the spring III is sleeved on the rod piece II and located between the I-shaped steel and the triangular plate.

6. A metro vehicle safety guard device according to claim 1, characterized in that: the collision wheel comprises a wheel body and a wear-resistant sleeve sleeved outside the wheel body.

7. A metro vehicle safety guard device according to claim 1, characterized in that: and reinforcing ribs are arranged at the T-shaped steel.

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