CN-117508265-B - Electric recycling ramp system

CN117508265BCN 117508265 BCN117508265 BCN 117508265BCN-117508265-B

Abstract

The application relates to the technical field of emergency ramps of trains, in particular to an electric recycling ramp system which comprises a box body, a rotating assembly, a braking assembly and a clamping assembly, wherein the box body is arranged on a frame body and is provided with a wire outlet hole, the rotating assembly comprises a screw rod, a first rotating piece, a second rotating piece and a first rope body, the screw rod is rotatably arranged on the box body, the first rotating piece and the second rotating piece are both in threaded connection with the screw rod, one end of the first rope body is wound on the first rotating piece, the other end of the first rope body penetrates through the wire outlet hole and is connected with a pedal, the braking assembly comprises the braking piece, and the braking piece is abutted against or separated from the second rotating piece.

Inventors

WANG LEI
YUAN XIANGLIU
QIAN ZHIHAO
YANG MING
WEI ZUODONG
YANG YI

Assignees

宁波中车轨道交通装备有限公司

Dates

Publication Date: 20260508
Application Date: 20231007

Claims (10)

1. An electric reclaiming ramp system arranged on a ramp, the ramp having a plurality of frames and a plurality of pedals, one pedal rotatably mounted on the frames, each pedal being hinged to each other, the electric reclaiming ramp system comprising A box body fixedly arranged on the frame body and provided with a wire outlet hole, and A rotating assembly including a screw rod, a first rotating member, a second rotating member and a first rope, wherein the screw rod is rotatably mounted on the box body, the first rotating member and the second rotating member are both sleeved on the screw rod and are in threaded connection with the screw rod, one end of the first rope is wound on the first rotating member, the other end of the first rope passes through the wire outlet hole and is connected with a pedal, when the screw rod is fixed and rotates for a predetermined number of turns, the first rotating member is connected with the second rotating member, and A brake assembly including a brake member abutted against or separated from the second rotating member, and A clamping assembly for clamping or unclamping the screw.
2. The electric recycling ramp system according to claim 1, wherein the screw has an air flow passage at one end provided with the second rotating member, and a plurality of inner expanding members are slidably provided on the air flow passage, and when the inner expanding members slide, the inner expanding members are placed in the air flow passage or extend out of the screw by a predetermined distance.
3. The powered recovery ramp system of claim 2 further comprising an insert assembly, said insert assembly including an insert and a first linear drive, said insert being coupled to a push rod of said first linear drive, said first rotary member having a plurality of receptacles, said insert being opposite a receptacle, said insert being inserted into said receptacle or said insert being disengaged from said receptacle when said first linear drive is actuated.
4. An electric recycling ramp system according to claim 3, wherein the clamping assembly comprises two clamping jaws, a plurality of first guide rods, two connecting rods, a moving member and a linear module, the linear module and the first guide rods are both arranged on the box body, the moving member is arranged on a track of the linear module and moves along with the linear module, each clamping jaw is arranged on the first guide rod in a sliding manner, the connecting rods are arranged between the clamping jaw and the moving member, and two ends of each connecting rod are respectively connected with the clamping jaw and the moving member in a rotating manner.
5. An electric recycling ramp system according to claim 4, wherein the brake assembly further comprises a first elastic member, a sliding member, a second guide rod and a second elastic member, the second guide rod is fixedly mounted on the box body, the sliding member is slidably disposed on the second guide rod, two ends of the second elastic member are respectively connected with the box body and the sliding member, one end of the sliding member, which is close to the screw rod, is provided with a sliding cavity, the brake member is slidably disposed in the sliding cavity, the second elastic member is disposed in the sliding cavity, two ends of the second elastic member are respectively abutted against bottom walls of the brake member and the sliding cavity, one end of the sliding member is provided with an extension portion, and the extension portion is located on one side of the second rotating member, which is away from the first rotating member, and is abutted against the second rotating member.
6. The electric recycling ramp system of claim 5, further comprising a second rope, a plurality of rollers and a second linear driving device, wherein the second linear driving device is fixedly installed on the box, each roller is rotatably installed on the box, the second rope is wound on each roller, two ends of the second rope are respectively connected with the braking piece and the moving piece, and a push rod of the second linear driving device is connected with one roller.
7. The electric recycling ramp system according to claim 6, wherein a first travel switch is provided on a side of the moving member facing away from the screw rod, a second travel switch is provided on a side of the second rotating member facing away from the first rotating member, the first travel switch is electrically connected to the second linear driving device, the second travel switch is electrically connected to the first linear driving device, the moving member is in contact with the first travel switch when the moving member moves a predetermined distance toward the screw rod and causes the clamping jaw to clamp the screw rod, and the second rotating member is in contact with the second travel switch when the second rotating member rotates away from the first rotating member.
8. The electric recycling ramp system according to any one of claims 4 to 7, wherein the rotating assembly further comprises a rotary driving device, the rotary driving device is located at one end of the screw rod away from the second rotating member, and a rotating shaft of the rotary driving device is connected with the screw rod.
9. The power recovery ramp system of claim 8, wherein each of said jaws has a resilient portion.
10. The electric recycling ramp system of claim 9, wherein one end of the first rotating member, which is close to the second rotating member, is provided with a concave hole, a hole wall of the concave hole is provided with a plurality of internal threads, one end of the second rotating member, which is close to the first rotating member, is provided with an extending part, the extending part is provided with a plurality of external threads, when the first rotating member moves a preset distance towards the second rotating member, the first rotating member is in threaded connection with the second rotating member, and the first rotating member drives the second rotating member to rotate.

Description

Electric recycling ramp system Technical Field The application relates to the technical field of train emergency ramps, in particular to an electric recycling ramp system. Background When emergency occurs, for evacuating passengers on the subway rapidly, emergency ramps are arranged on two sides of the existing subway, and after door leaves on two sides of the subway are opened, the emergency ramps in a folded state are unfolded, so that passengers can escape from the emergency ramps. In addition, when the emergency ramp is gradually unfolded, the pull rope is synchronously pulled out, and in order to avoid collision of the emergency ramp with the ground in the unfolding process, the conventional emergency ramp is additionally provided with a buffer device so as to provide buffer before the ramp is unfolded and landed, so that the whole structure of the emergency ramp is relatively bulkier. There is therefore a need to provide an electric recovery ramp system with a cushioning function that helps make the overall structure of the emergency ramp more compact. Disclosure of Invention The application mainly aims to provide an electric recycling ramp system which is arranged on a ramp, the ramp is provided with a plurality of frame bodies and a plurality of pedals, one pedal is rotatably arranged on the frame bodies, each pedal is hinged with the other pedal, the electric recycling ramp system comprises a box body, a rotating assembly, a braking component and a clamping component used for clamping or loosening the screw rod, the box body is fixedly arranged on the frame bodies, the box body is provided with a wire outlet hole, the rotating assembly comprises a screw rod, a first rotating piece, a second rotating piece and a first rope body, the screw rod is rotatably arranged on the box body, the first rotating piece and the second rotating piece are sleeved on the screw rod and are in threaded connection with the screw rod, one end of the first rope body is wound on the first rotating piece, the other end of the first rope body passes through the wire outlet hole and is connected with one pedal, when the screw rod is fixedly rotated for a preset time, the first rotating piece rotates for a preset time, the first rotating piece rotates for a second rotating piece is connected with the first rotating piece and is in a tight way, the clamping component is pulled down, and the first rotating piece is pulled down, the first rotating piece is pushed down by the first rotating piece is pushed down, and the braking component is pulled down, when the first rotating piece is completely rotates, and the first rotating piece is pushed down to rotate, and the first rotating piece is in a tight way, and the clamping component is pushed down. Another object of the present application is to provide an electric recycling ramp system, wherein an air flow channel is provided at one end of the screw rod provided with the second rotating member, a plurality of inner expanding members are slidably disposed on the air flow channel, when the inner expanding members slide, the inner expanding members are disposed in the air flow channel or extend out of the screw rod by a predetermined distance, the rotating assembly further includes a rotation driving device, the rotation driving device is disposed at one end of the screw rod away from the second rotating member, a rotating shaft of the rotation driving device is connected with the screw rod, and when the pedal is recycled, the inner expanding members expand the first rotating member, and the first rope is rewound on the first rotating member through overturning of the rotation driving device. Another object of the present application is to provide an electric recycling ramp system, wherein the clamping assembly includes two clamping jaws, a plurality of first guide rods, two connecting rods, a moving member and a linear module, the linear module and the first guide rods are both mounted on the box, the moving member is mounted on a rail of the linear module and moves along with the linear module, each clamping jaw is slidably disposed on the first guide rod, the connecting rods are located between the clamping jaw and the moving member, two ends of the connecting rods are respectively connected with the clamping jaw and the moving member in a rotating manner, the braking assembly further includes a first elastic member, a sliding member, a second guide rod and a second elastic member, the second guide rod is fixedly mounted on the box, the sliding member is slidably disposed on the second guide rod, two ends of the second elastic member are respectively connected with the box and the sliding member, one end of the sliding member, which is close to the screw, the braking member is slidably disposed in the sliding chamber, the second elastic member is disposed in the sliding member, the second elastic member is rotatably disposed in the rolling manner in the rolling member, a second e