CN113492883A

CN113492883A - Subway tunnel rescue device of watering

Info

Publication number: CN113492883A
Application number: CN202111008847.0A
Authority: CN
Inventors: 马凯浩
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-08-31
Filing date: 2021-08-31
Publication date: 2021-10-12

Abstract

The invention relates to a subway tunnel irrigation rescue device, which effectively solves the problems of high difficulty and low speed in personnel evacuation when an irrigation accident occurs in a subway tunnel; the technical scheme includes that the device comprises a conveying steel cable arranged at the top of a tunnel, a plurality of groups of hanging units are arranged on the conveying steel cable at equal intervals, each hanging unit comprises a hanging rod, the upper end of each hanging rod is hinged to the conveying steel cable, a hanging ring is arranged below each hanging rod, a safety belt is arranged in a carriage, a passenger is hung on each hanging ring after wearing the safety belt and conveyed to a platform by the conveying steel cable, a deflector rod is fixed on the inner wall of the tunnel, and the deflector rod can be used for shifting the hanging rods to be in a horizontal state to lift the passenger to a high position; the invention can quickly and safely transfer passengers from the subway tunnel to the subway platform, and can greatly reduce casualties when irrigation accidents happen to the subway tunnel.

Description

Subway tunnel rescue device of watering

Technical Field

The invention relates to the field of disaster relief facilities, in particular to a subway tunnel irrigation rescue device.

Background

Because the subway tunnel is arranged in an underground closed space, only a platform can be used for people to enter and exit, once the tunnel is irrigated, a train is anchored in the tunnel, the difficulty of people evacuation is high, the speed is low, and serious casualties are often caused; a walkway through which a single person can pass is arranged on one side in the existing tunnel and is used for maintenance and overhaul of the tunnel and emergency evacuation of the personnel, but the walkway is narrow and is difficult to pass under the condition of ponding and water flow, so that the requirement for rapid emergency evacuation of the personnel is difficult to meet.

Disclosure of Invention

The invention provides a subway tunnel irrigation rescue device which effectively solves the problems of high difficulty and low speed of evacuation of people when an irrigation accident occurs in a subway tunnel.

The technical scheme includes that the subway station conveying device comprises a first conveying steel cable arranged at the top of a tunnel, a horizontal rotary table is arranged at the top of the tunnel at the corresponding position of each subway station, and the first conveying steel cable is wound between two adjacent rotary tables to form a closed conveying chain structure; a second conveying steel cable parallel to the first conveying steel cable is hung below the first conveying steel cable through a first connecting rod, and a plurality of groups of hanging units are arranged on the second conveying steel cable at equal intervals;

each group of hanging units comprises a hanging rod, the upper end of the hanging rod is hinged to a second conveying steel cable, the lower end of the hanging rod is hinged to a U-shaped frame with an upward opening, a first stop block capable of moving up and down is arranged in the opening of the U-shaped frame, a first spring is arranged at the lower end of the first stop block, a transverse second stop block is arranged in each arm of the U-shaped frame, a second spring is arranged at the inner end of each second stop block, the two second stop blocks can pop out and extend into the opening of the U-shaped frame, a clamping groove is formed in the lower side of each second stop block, a vertical clamping block is arranged in each arm of the U-shaped frame, a third spring is arranged at the lower end of each clamping block, and the upper end of each clamping block can be clamped into the clamping groove under the action of the third spring; the lower end of each clamping block is connected with a vertical rod, the vertical rods penetrate out of the bottom of the U-shaped frame downwards, and the same lifting ring assembly is hung at the lower ends of the two vertical rods; a plurality of horizontal inward deflector rods are fixed on the inner wall of the subway tunnel at equal intervals along the conveying steel cable, and a suspender of the hanging unit can be blocked by the deflector rods when moving to the deflector rod position.

Two magnets are fixed at intervals at the subway station, and when the hanging unit moves to the two magnets, the two magnets are positioned on two sides of the U-shaped frame.

The safety device also comprises a wearable safety belt and a safety rod fixed on the upper part of a carriage on each side of the train, wherein the safety rod is fixed on the outer wall of the carriage along the length direction of the carriage through a plurality of transverse second connecting rods, the safety belt is also connected with a sliding sleeve through a safety rope, two ends of the sliding sleeve are oblique notches, the directions of the notches are opposite, and an axial avoiding groove is formed in the shortest position on the side wall of the sliding sleeve.

The sliding sleeve is formed by hinging two half-arc parts cut along the axis, and a ratchet wheel and pawl mechanism is arranged at the hinging part of the sliding sleeve.

The flying ring component comprises a transverse plate, two vertical plates and two transverse rods, wherein the transverse plate is fixed at the lower ends of the two vertical rods, the two vertical plates are symmetrically fixed at the lower side of the transverse plate, the two transverse rods are respectively arranged on the two vertical plates in a penetrating manner, a fourth spring is arranged on each transverse rod, and under the action of the fourth springs, the inner ends of the two transverse rods are in contact with each other to form a closed loop.

Two magnets are fixed at the subway station at intervals, when the hanging unit moves to the two magnets, the two magnets are located on two sides of the U-shaped frame, and the magnets adsorb the two second clamping blocks to enable the two second clamping blocks to retract into two arms of the U-shaped frame.

The upper end of the first stop block is provided with a groove for the second conveying steel cable to press in.

And a lifting rod parallel to the lifting rod is fixed on the outer side of the lifting rod through a plurality of third connecting rods, and the lifting rod lifts the lifting rod through the lifting rod.

The invention can quickly and safely transfer passengers from the subway tunnel to the subway platform, and can greatly reduce casualties when irrigation accidents happen to the subway tunnel.

Drawings

Figure 1 is a side view of the present invention when the hanger unit is empty.

Figure 2 is a side view of the present invention when the hanger unit is loaded.

Fig. 3 is a front view of the present invention when a passenger is suspended from the suspension unit.

FIG. 4 is a front view of the present invention with the hanger unit lifted upward by the lever.

FIG. 5 is a front view of the present invention after the hanging unit has passed over the deflector rod.

Fig. 6 is a top view of the present invention.

Fig. 7 is a top view of the position of the sliding sleeve and safety bar.

Fig. 8 is a perspective view of the sliding sleeve and the safety bar.

Fig. 9 is an enlarged view of a position a in fig. 1.

Fig. 10 is an enlarged view of the position B in fig. 9.

Fig. 11 is an enlarged view of the position C in fig. 2.

Fig. 12 is an enlarged view of the position D in fig. 11.

Figure 13 is an enlarged view of the position of the clevis under load and when it is hooked up to the second conveying cable.

Fig. 14 is an enlarged view of the position E in fig. 6.

Fig. 15 is a side view of the U-shaped frame passing over two magnets.

Detailed Description

The following detailed description describes specific embodiments of the present invention.

The train track system comprises a first conveying steel cable 1 arranged at the top of a tunnel, wherein a horizontal rotary table 2 is arranged at the top of the tunnel at the corresponding position of each subway station, the first conveying steel cable 1 is wound between two adjacent rotary tables 2 to form a closed conveying chain structure, the first conveying steel cable 1 is positioned at two sides of a train in the tunnel, one rotary table 2 is used as a driving disc, at least two sets of driving systems are arranged, one set of electric driving system and one set of diesel driving system are arranged, and the system can also normally run when the power is off; a second conveying steel cable 4 parallel to the first conveying steel cable 1 is hung below the first conveying steel cable 1 through a first connecting rod 3, and a plurality of groups of hanging units are arranged on the second conveying steel cable 4 at equal intervals; because the first conveying steel cable 1 is directly contacted with the rotary table 2, and a supporting wheel, a righting wheel, a tension wheel and the like are also arranged on the path of the first conveying steel cable 1, the first conveying steel cable 1 is not suitable for being directly provided with a hanging unit, and a second conveying steel cable 4 which runs parallel to the first conveying steel cable is arranged below the first conveying steel cable for installing the hanging unit and evacuating people in the tunnel;

each group of hanging units comprises a suspender 5 with the upper end hinged on the second conveying steel cable 4, the lower end of the suspender 5 is hinged with a U-shaped frame 6 with an upward opening, a first stop dog 7 capable of moving up and down is arranged in the opening of the U-shaped frame 6, a first spring 8 is arranged at the lower end of the first stop dog 7, a transverse second stop dog 9 is respectively arranged in two arms of the U-shaped frame 6, a second spring 10 is arranged at the inner end of each second stop dog 9, the two second stop dogs 9 can be popped out and extend into the opening of the U-shaped frame 6, a clamping groove 11 is arranged at the lower side of each second stop dog 9, a vertical clamping block 12 is arranged in each arm of the U-shaped frame 6, a third spring 13 is arranged at the lower end of the clamping block 12, the upper end of the clamping block 12 can be clamped into the clamping groove 11 under the action of the third spring 13, when the first spring 8 is in original length, the first stop dog 7 blocks the second stop dogs 9, at the moment, the second spring 10 is in a compressed state, the upper end of the fixture block 12 is clamped into the clamping groove 11 under the action of the third spring 13, and the second stopper 9 can be ejected only after the first stopper 7 and the fixture block 12 both move downwards; the lower end of each clamping block 12 is connected with a vertical rod 14, the vertical rods 14 penetrate out of the bottom of the U-shaped frame 6, the lower ends of the two vertical rods 14 are hung on the same hanging ring assembly 15, a passenger can be hung on the hanging ring assembly 15 after wearing a safety belt 18, after the passenger is hung on the hanging ring assembly 15, the gravity of the passenger pulls the two clamping blocks 12 downwards through the vertical rods 14, and the clamping blocks 12 are withdrawn from the clamping grooves 11; a plurality of horizontal inward deflector rods 16 are fixed on the inner wall of the subway tunnel at equal intervals along the conveying steel cable, and the deflector rods 16 block the hanger rods 5 of the hanging unit when the hanger rods move to the positions of the deflector rods 16; after the lifting rod 5 is stopped by the lifting rod 16, the lifting rod 5 can be gradually pushed to a horizontal state by the lifting rod 16 along with the continuous movement of the upper end of the lifting rod 5 along with the conveying steel cable, the U-shaped frame 6 at the lower end of the lifting rod 5 is lifted, finally, the second conveying steel cable 4 can be pressed into the opening of the U-shaped frame 6 to press down the first stop dog 7, if no passenger is arranged below the hanging unit at the moment, the clamping block 12 is not withdrawn from the clamping groove 11, therefore, the second stop dog 9 cannot be popped out, after the lifting rod 5 passes through the lifting rod 16, the U-shaped frame 6 falls off from the second conveying steel cable 4 under the action of gravity, the hanging unit is changed into a vertical state again, if a passenger is arranged below the hanging unit, the clamping block 12 is pulled down to withdraw from the clamping groove 11, after the U-shaped frame 6 is lifted, the second conveying steel cable 4 is pressed into the opening of the U-shaped frame 6, the second stop dog 9 can be popped out, thereby, the U-shaped frame 6 cannot fall off from the second conveying steel cable 4, the hanging unit is kept in a horizontal state, and passengers are lifted to a higher position for conveying.

Two magnets 17 are fixed at the subway station at intervals, and when the hanging unit moves to the two magnets 17, the two magnets 17 are positioned at two sides of the U-shaped frame 6; after the passenger is unloaded at the platform by the hanging unit, the two second clamping blocks 12 are absorbed by the magnet 17 and retracted into the two arms of the U-shaped frame 6, the U-shaped frame 6 falls off from the second conveying steel cable 4, and the clamping blocks 12 are clamped into the clamping grooves 11.

The safety device also comprises a wearable safety belt 18 and a safety rod 19 fixed on the upper part of a carriage on each side of a train, wherein the safety rod 19 is arranged along the length direction of the carriage, the safety rod 19 is fixed on the outer wall of the carriage through a plurality of transverse second connecting rods 20, the safety belt 18 is also connected with a sliding sleeve 21 through a safety rope, two ends of the sliding sleeve 21 are oblique notches, the directions of the notches are opposite, and an axial avoiding groove 22 is formed in the shortest position on the side wall of the sliding sleeve 21; when the sliding bush 21 slides on the safety rod 19, the second connecting rod 20 can pass through the avoiding groove 22, the notch at the end of the sliding bush 21 has a guiding function, the end of the sliding bush 21 touches the second connecting rod 20, and under the action of the notch, the forward pulling force of the safety rope can enable the wall on the sliding bush 21 to enable the groove to rotate to be aligned with the second connecting rod 20 and then pass through the second connecting rod 20.

The sliding sleeve 21 is formed by hinging two half-arc parts cut along the axis, so that the sliding sleeve 21 can be buckled on the safety rod 19, and the hinged part of the sliding sleeve 21 is provided with a ratchet and pawl mechanism which cannot be loosened after buckling.

The lifting ring assembly 15 consists of a transverse plate 23, two vertical plates 24 and two cross rods 25, the transverse plate 23 is fixed at the lower ends of the two vertical rods 14, the two vertical plates 24 are symmetrically fixed at the lower side of the transverse plate 23, the two cross rods 25 are respectively arranged on the two vertical plates 24 in a penetrating manner, a fourth spring 26 is arranged on each cross rod 25, and the inner ends of the two cross rods 25 are contacted under the action of the fourth springs 26 to form a closed loop; after a passenger wears the safety belt 18 in the carriage, the door of the vehicle is opened, when the hanging unit moves to the position of the door of the vehicle, the safety first hook is quickly hung on the two cross rods 25, and then the passenger is hung on the hanging ring assembly 15 and conveyed to a platform by the conveying steel cable; the hitching hook can be executed by trained subway workers, so that the evacuation speed is accelerated, and the safety is improved; hang the subassembly and carry passenger to platform department when two magnets 17, under the effect of magnet 17 suction, the outside motion of the effect of fourth spring 26 is overcome to two horizontal poles 25 and separately, and the passenger drops from rings subassembly 15, and the below sets up slide 30, and the passenger drops on slide 30 directly slides and send to the platform, and is safe quick, improves rescue efficiency.

The upper end of the first block 7 is provided with a groove 27 for the second conveying steel cable 4 to press in, the second conveying steel cable 4 enters the groove 27 to press the first block 7 downwards, and when the first block 7 releases the second block 9, the second conveying steel cable 4 reaches the lower part of the second block 9.

A lifting rod 29 parallel to the lifting rod is fixed on the outer side of the lifting rod 5 through a plurality of third connecting rods 28, and the lifting rod 16 lifts the lifting rod 5 through the lifting rod 29, so that the interference between the lifting rod 16 and the U-shaped frame 6 at the lower end of the lifting rod 5 when the lifting rod 16 is directly contacted with the lifting rod 5 is avoided.

When a water filling accident occurs in a subway tunnel to cause a train to be anchored in the tunnel between two stations, the turntable 2 is started immediately to drive the conveying steel cable to move, personnel in a carriage wear a safety belt 18 in the carriage, then orderly standing at the vehicle door, buckling the sliding sleeve 21 on the safety belt 18 on the safety rod 19, quickly hanging the hook of the safety belt 18 on the hanging ring assembly 15 at the lower end of the U-shaped frame 6 when the hanging unit moves to the vehicle door position, then the passenger leaves the carriage to move along with the conveying steel cable and pulls the sliding sleeve 21 to move along the safety rod 19 through the safety cable, when the sliding sleeve 21 moves to the position of the second connecting rod 20, the cut at the end part of the sliding sleeve 21 has a guiding function, under the action of the tension of the safety rope, the sliding sleeve 21 automatically rotates to the position where the avoidance groove 22 is aligned with the second connecting rod 20, so that the sliding sleeve 21 smoothly passes through the position until the sliding sleeve 21 slides down from the end part of the safety rod 19 on the carriage; if the passenger has a falling accident when the safety belt 18 hook is hooked on the lifting ring assembly 15, the passenger can be pulled by the safety rope, and the sliding sleeve 21 rotates to the avoidance groove 22 to face upwards and the sliding sleeve 21 cannot rotate under the action of downward pulling force of the safety rope, so that the sliding sleeve 21 can be blocked by the second connecting rod 20 and cannot pass through the second connecting rod 20, and the passenger is ensured not to be washed away by water flow.

When the hanging unit moves along with the conveying steel cable, the lifting rod 16 lifts the hanging rod 5 to the horizontal position through the lifting rod 29 when the hanging rod 5 moves to the position of the lifting rod 16, the U-shaped frame 6 is buckled on the second conveying steel cable 4, if no person is carried on the hanging ring assembly 15 below the U-shaped frame 6, the clamping block 12 does not move downwards, the upper end of the clamping block 12 is clamped into the clamping groove 11, although the first clamping block 7 is pressed down, the second clamping block 9 still cannot be popped up, after the hanging rod 5 completely passes over the lifting rod 16, the U-shaped frame 6 falls off the second conveying steel cable 4, and the hanging rod 5 is in the vertical state again; if the lifting ring assembly 15 carries passengers, the clamping block 12 is pulled downwards to be pushed out from the clamping groove 11, when the first stop 7 is pressed to the bottom of the U-shaped frame 6 by the second conveying steel cable 4, the two second stops 9 are popped out under the action of the second spring 10, the end parts of the two second stops are contacted, the opening of the U-shaped frame 6 is closed, and therefore even after the first stop passes over the lifting lever 16, the U-shaped frame 6 cannot fall off from the second conveying steel cable 4, and the hanging unit is kept in a horizontal state; the hanging unit is used for hanging the hook of the safety belt 18 on the hanging ring assembly 15 due to the fact that the hanging ring assembly 15 is lower when the passenger is unloaded, the U-shaped frame 6 is lifted and buckled on the second conveying steel cable 4 when the passenger is loaded, the passenger is lifted to be away from the water surface or the wading depth of the passenger is reduced, the safety of the passenger is ensured, and the running resistance of the conveying steel cable is reduced.

When passengers are conveyed to a passenger unloading position of the subway platform, the two cross rods 25 of the lifting ring assembly 15 move to a position between the two magnets 17, under the action of the attraction force of the magnets 17, the two cross rods 25 overcome the action of the fourth spring 26 to move outwards so as to be separated, the passengers fall off from the hanging unit, the sliding plate 30 is arranged below the hanging unit, and the passengers fall on the sliding plate 30 and directly slide to the platform, so that the safety and the rapidness are realized; when the passengers are unloaded, the two second blocking blocks 9 are adsorbed by the magnets 17 and retract into the two arms of the U-shaped frame 6, the clamping blocks 12 move upwards under the action of the third springs 13 and are clamped into the clamping grooves 11, the U-shaped frame 6 falls off from the second conveying steel cable 4, and the cyclic motion between two stations along with the conveying steel cable continuously carries out rescue operation.

According to the invention, passengers can be quickly and safely transferred to the subway platform from the subway tunnel by conveying the steel cable, and because the passengers are suspended at the top of the tunnel for transfer, the passengers can still be safely transferred even if accumulated water in the tunnel is deep and water flow is fast; the liftable hanging unit can be used for facilitating the hanging of the safety belt 18 hook on the hanging unit at a lower position of a passenger and ensuring that the passenger is lifted to a higher position during transfer; the sliding sleeve 21 and the safety rod 19 can prevent passengers from falling and being washed away by water flow when the passengers extend out of the vehicle door hanging hook, and the passengers can not be limited by the sliding sleeve 21 to move when the passengers do not fall accidentally; after arriving at the platform, the hanging unit can realize unloading passengers without stopping the machine, and rapidly carry out the next round of rescue operation, thereby striving for precious time for rescue work.

Claims

1. The irrigation rescue device for the subway tunnel is characterized by comprising a first conveying steel cable (1) arranged at the top of the tunnel, wherein a horizontal rotary table (2) is arranged at the top of the tunnel at the corresponding position of each subway station, and the first conveying steel cable (1) is wound between two adjacent rotary tables (2) to form a closed conveying chain structure; a second conveying steel cable (4) parallel to the first conveying steel cable (1) is hung below the first conveying steel cable (1) through a first connecting rod (3), and a plurality of groups of hanging units are arranged on the second conveying steel cable (4) at equal intervals;

each group of hanging units comprises a hanging rod (5) with the upper end hinged on the second conveying steel cable (4), the lower end of the hanging rod (5) is hinged with a U-shaped frame (6) with an upward opening, a first stop block (7) capable of moving up and down is arranged in the opening of the U-shaped frame (6), a first spring (8) is arranged at the lower end of the first stop block (7), two transverse second stop blocks (9) are respectively arranged in two arms of the U-shaped frame (6), a second spring (10) is respectively arranged at the inner ends of the two second stop blocks (9), the two second stop blocks (9) can pop up and extend into the opening of the U-shaped frame (6), a clamping groove (11) is respectively arranged at the lower side of each second stop block (9), a vertical clamping block (12) is arranged in each arm of the U-shaped frame (6), a third spring (13) is arranged at the lower end of each clamping block (12), and under the action of the third spring (13), the upper end of the clamping block (12) can be clamped into the clamping groove (11); the lower end of each clamping block (12) is connected with a vertical rod (14), the vertical rods (14) penetrate downwards to the bottom of the U-shaped frame (6), and the lower ends of the two vertical rods (14) are hoisted with the same hoisting ring assembly (15); a plurality of horizontal inward deflector rods (16) are fixed on the inner wall of the subway tunnel at equal intervals along the conveying steel cable, and a suspender (5) of the hanging unit can be blocked by the deflector rods (16) when moving to the position of the deflector rods (16).

2. The irrigation rescue device for the subway tunnel according to claim 1, wherein two magnets (17) are fixed at the subway platform at intervals, and when the hanging unit moves to the two magnets (17), the two magnets (17) are positioned at two sides of the U-shaped frame (6).

3. The irrigation rescue device for the subway tunnel according to claim 1, further comprising a wearable safety belt (18) and a safety rod (19) fixed on the upper portion of a carriage on each side of the train, wherein the safety rod (19) is fixed on the outer wall of the carriage through a plurality of transverse second connecting rods (20), the safety belt (18) is further connected with a sliding sleeve (21) through a safety rope, two ends of the sliding sleeve (21) are provided with oblique notches, the directions of the notches are opposite, and the shortest position on the side wall of the sliding sleeve (21) is provided with an axial avoidance groove (22).

4. The irrigation rescue device for the subway tunnel according to claim 3, wherein the sliding sleeve (21) is formed by hinging two half-arc parts cut along the axis, and a ratchet and pawl mechanism is arranged at the hinging position of the sliding sleeve (21).

5. The irrigation rescue device for the subway tunnel according to claim 1, wherein the lifting ring assembly (15) comprises a transverse plate (23), two vertical plates (24) and two transverse rods (25), the transverse plate (23) is fixed at the lower ends of the two vertical rods (14), the two vertical plates (24) are symmetrically fixed at the lower side of the transverse plate (23), the two transverse rods (25) are respectively arranged on the two vertical plates (24) in a penetrating manner, each transverse rod (25) is provided with a fourth spring (26), and the inner ends of the two transverse rods (25) are contacted under the action of the fourth springs (26) to form a closed loop.

6. The irrigation rescue apparatus for a subway tunnel according to claim 1, wherein the upper end of the first block (7) is provided with a groove (27) for the second conveying cable (4) to press into.

7. The irrigation rescue apparatus for a subway tunnel according to claim 1, wherein a lifting rod (29) parallel to the boom (5) is fixed on the outer side of the boom (5) through a plurality of third connecting rods (28), and the lifting rod (29) is used for lifting the boom (5) by the lifting rod (16).