CN212531918U - Rescue mechanism of elevator car - Google Patents

Abstract

The utility model discloses an elevator car's rescue mechanism, the sedan-chair top is equipped with escape window and escape window apron, escape window apron is articulated with the sedan-chair top, escape window apron top is equipped with the rescue rope ladder, and one side that escape window apron articulated shaft was kept away from on the sedan-chair top is equipped with two pivots that run through the sedan-chair top, and a pivot that wherein is close to the escape window is the minor axis, and a pivot of keeping away from the escape window is the major axis the minor axis is located and is equipped with the gear in the part of sedan-chair top, the minor axis is located and is equipped with the baffle of pinning escape window apron on the part of sedan-chair top below, the sedan-chair top is pressed close to the baffle, the major axis is located and is equipped with the gear on the part of sedan-chair top below, is equipped with the. The escape window of the utility model is opened, and the rescue rope ladder can fall down automatically; stranded personnel can be followed the inside and easily opened the window apron of fleing, realize saving oneself.

Description

Rescue mechanism of elevator car

Technical Field

The utility model belongs to the technical field of an elevator safety rescue technique and specifically relates to a rescue mechanism of elevator car is related to.

Background

The elevator car is a box-shaped space used for bearing and transporting people and materials; the elevator car is generally composed of main components such as a car bottom, a car wall, a car roof, a car door and the like, and is a car body component for carrying passengers, goods and other loads. When the elevator breaks down, the car door cannot be opened, the safety window on the car top becomes an important escape channel, passengers can only be delivered to the car top surface in a people carrying ladder mode and the like when needing to escape from the car top safety window, and when the passengers are children or old people and the like, rescue workers are required to go down to the car for rescue, so that precious rescue time can be delayed, and irreparable loss is caused.

For example, in a "rescue rope ladder for elevator" disclosed in chinese patent literature, a rope ladder box is fixed to the ceiling of the car, and a rescue rope ladder is provided in the rope ladder box and fixed to a safety hook, under the publication No. CN 204454125U. The utility model discloses device simple structure has solved the safe window rescue of elevator or the inconvenient problem of saving oneself, when the elevator is stranded in the condition such as unexpected stop or conflagration appearing, enables the passenger and withdraws fast, especially goes up child and old man. However, the rescue rope ladder needs to be released by rescuers, and trapped persons cannot open the safety through window to put down the rescue rope ladder, so that self rescue cannot be realized.

SUMMERY OF THE UTILITY MODEL

The utility model relates to an overcome prior art's elevator stranded personnel can't open the safety window from inside, release rescue rope ladder realizes the problem of saving oneself, provides an elevator car's rescue mechanism, and stranded personnel can easily open the safety window, release rescue rope ladder realizes saving oneself through rescue rope ladder.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an elevator car's rescue mechanism, elevator car include the sedan-chair top, the sedan-chair top is equipped with escape window and escape window apron, escape window apron is articulated with the sedan-chair top, escape window apron top is equipped with the rescue rope ladder, and one side that escape window apron articulated shaft was kept away from to the sedan-chair top is equipped with two pivots that run through the sedan-chair top, and wherein a pivot that is close to the escape window is the minor axis, and a pivot of keeping away from the escape window is the major axis the minor axis is located to be equipped with the gear on the part of sedan-chair top, the minor axis is located to be equipped with the baffle that pins escape window apron on the part of sedan-chair top below, the sedan-chair top is pressed close to the baffle, the major axis is located and is equipped with the gear on the part of sedan-chair top below.

The escape window cover plate is hinged with the car top, one end of the escape window cover plate is fixed with the car top and can rotate, a rope ladder is arranged above the escape window cover plate, when the escape window cover plate rotates towards the car, the lower end of the rope ladder falls downwards without a support and enters the car through the escape window, trapped people can realize self rescue through the rope ladder, a baffle is arranged on the short shaft and abuts against the escape window cover plate through the baffle so that the escape window cover plate cannot fall down, the short shaft rotates to enable the baffle to rotate, the escape window cover plate rotates towards the car under the action of gravity, gears are arranged on the short shaft and the long shaft, a transmission chain is arranged between the gears, the rotating long shaft can also transmit torque to the short shaft to enable the short shaft to rotate, a handle is arranged at one end of the long shaft below the car top, the trapped people can rotate the long shaft to open the escape window to realize self, and opening the escape window from the outside for rescue.

Preferably, a vertical plate is arranged at the edge of one side of the escape window, which is far away from the hinged shaft, a safety hook for fixing the rescue rope ladder is arranged on the vertical plate, and a storage disc for storing the rescue rope ladder is arranged on the cover plate of the escape window. The riser sets up in the relative articulated one side of window of fleing, fall behind when the window apron of fleing, hang in window articulated one side of fleing, occupation space, relative articulated one side space is great, the rope ladder upper end is fixed on the safety of riser colludes, the rest is deposited in the storage disc, the storage disc makes the rope ladder can have the parking space of regulation, it leads to the rope ladder can't fall down when the window of fleing to open to avoid misplacing, the storage disc sets up on the window apron of fleing, move along with the motion of window apron of fleing, when the window apron of fleing drops downwards, the storage disc is also downward thereupon, make the rope ladder not support and drop.

Preferably, the width of the escape window is larger than that of the rescue rope ladder, and the difference value between the width of the escape window and the width of the rope ladder is 2-8 cm. So that the rope ladder can smoothly enter the escape window.

Preferably, the length of the long shaft positioned at the lower part of the car roof is 70-80cm, and the length of the short shaft positioned at the lower part of the car roof is 5-10 cm. The trapped person can touch the long shaft in a normal fighting state, the long shaft is too long, the torque is too large, the long shaft is easy to break, and the short shaft is ensured not to influence the activities of passengers when the elevator is normally used.

Preferably, the diameter of the gear on the major axis is smaller than the diameter of the gear on the minor axis, and the major axis is close to the corner of the car. The gear diameter of the long shaft is small, and the gear diameter of the short shaft is large, so that the stroke of the long shaft needing to rotate is more than that of the short shaft, the escape window can not be opened immediately even if the long shaft is touched by mistake or rotated by mistake, and the escape window has a mistake-proofing function; the long axis is close to the corners of the car, reducing the impact on normal use of the elevator.

Preferably, a handle for rotating the shaft is provided on a portion of the stub shaft located above the car roof, and the handle is located above the gear on the stub shaft. The handle is convenient for rescue workers to rotate the gear to implement rescue.

Preferably, a protective cover is arranged outside the gear, and the handle on the short shaft extends out of the protective cover. The protective cover has the function of dust prevention and prevents external sundries from being clamped into the gear and preventing the gear from rotating; the protective cover improves the aesthetic degree.

Preferably, the distance from the bottom of the car when the rescue rope ladder is unfolded and falls is 0-30 cm. Under the prerequisite of guaranteeing to use, rope ladder length is short, is difficult for the winding, is convenient for deposit.

Therefore, the utility model discloses following beneficial effect has: (1) the escape window is opened, and the rescue rope ladder can automatically fall down; (2) the trapped person can easily open the escape window cover plate from the inside; (3) is suitable for self-rescue and being rescued.

Drawings

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

fig. 2 is another schematic structural diagram of the present invention.

In the figure: 1. the escape system comprises a long shaft 2, a short shaft 3, a gear 4, a baffle 5, a vertical plate 6, a safety hook 7, a handle 8, a storage disc 9, an escape window cover plate 10, a car roof 11, a protective cover 12 and a transmission chain.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and the detailed description.

In the embodiment shown in fig. 1 and 2, the rescue mechanism of the elevator car of the present invention comprises a car roof 10, a car wall plate and a car bottom plate, wherein the middle part of the car roof is provided with an escape window and an escape window cover plate 9, one side of the escape window cover plate is hinged with the car roof, the escape window cover plate can rotate, a rescue rope ladder is arranged above the escape window cover plate, the width of the rescue rope ladder is 35cm, the length of the rescue rope ladder is 210cm, the lower end of the rope ladder is arranged on the escape window cover plate, one side of the car roof far away from the hinge shaft of the escape window cover plate, namely the left car roof of the escape window, is provided with two rotating shafts penetrating through the car roof, wherein one rotating shaft close to the escape window is a short shaft 2, the short shaft is 5cm long below the car roof and 10cm long above the car roof, one rotating shaft far away from the escape window is a long shaft 1, a gear 3 is arranged on the part of, a baffle 4 for locking the escape window cover plate is arranged on the part of the short shaft below the car top, the baffle is close to the car top but does not extrude the car top, a gear is arranged on the part of the long shaft above the car top, a handle for rotating the shaft is arranged on the part of the long shaft below the car top, the handle is arranged at the bottom end of the long shaft, the handle is cross-shaped, the gear on the long shaft and the gear on the short shaft are on the same plane, and a transmission chain 12 is arranged between the gears; the side edge of the escape window, which is far away from the hinged shaft, namely the car top on the left side of the escape window is provided with a vertical plate 5, the vertical plate is positioned on the edge of the escape window, the vertical plate is provided with safety hooks 6 for fixing a rescue rope ladder, the distance between the safety hooks is 35cm, the cover plate of the escape window is provided with a storage disc 8 for storing the rescue rope ladder, the width of the storage disc is smaller than that of the cover plate of the escape window and larger than that of the rope ladder, and when the escape window is not used, the rope ladder is folded and stored in the storage disc; the width of the escape window is greater than that of the rescue rope ladder, and the difference value between the width of the escape window and the width of the rope ladder is 5 cm; the length of the part, located below the car roof, of the long shaft is 80cm, the diameter of a gear on the long shaft is smaller than that of a gear on the short shaft, and the long shaft is close to the corner of the car; a handle for a rotating shaft is arranged on the part of the short shaft above the car roof, and the handle is positioned above the gear on the short shaft; a protective cover 11 is arranged outside the gear, and a handle on the short shaft extends out of the protective cover; the distance between the rescue rope ladder and the bottom of the car is 30cm when the rescue rope ladder is unfolded and falls down.

When an accident happens, trapped people can rotate the handle on the long shaft to enable the short shaft to rotate, the baffle on the short shaft rotates for a certain angle, the escape window cover plate is not supported any more, the escape window cover plate can rotate towards the car under the action of gravity, the escape window is opened, the rope ladder on the escape window cover plate falls into the car, and the trapped people can use the rope ladder to realize self rescue. The utility model discloses can realize that stranded personnel can easily open the safety window, release rescue rope ladder realizes saving oneself through rescue rope ladder.

Claims (8)

1. A rescue mechanism of an elevator cage, the elevator cage comprises a cage top (10), it is characterized in that the car top is provided with an escape window and an escape window cover plate (9), the escape window cover plate is hinged with the car top, a rescue rope ladder is arranged above the escape window cover plate, two rotating shafts penetrating through the car top are arranged on one side of the car top far away from the articulated shaft of the escape window cover plate, wherein one rotating shaft close to the escape window is a short shaft (2), one rotating shaft far away from the escape window is a long shaft (1), a gear (3) is arranged on the part of the short shaft above the car top, a baffle (4) for locking the escape window cover plate is arranged on the part of the short shaft below the car top, the baffle is close to the car top, a gear is arranged on the part, above the car top, of the long shaft, a handle (7) for a rotating shaft is arranged on the part, below the car top, of the long shaft, and a transmission chain (12) is arranged between the gear on the long shaft and the gear on the short shaft.

2. The rescue mechanism of an elevator car as claimed in claim 1, wherein a vertical plate (5) is arranged at one side edge of the escape window away from the hinged shaft, a safety hook (6) for fixing the rescue rope ladder is arranged on the vertical plate, and a storage tray (8) for storing the rescue rope ladder is arranged on the cover plate of the escape window.

3. The rescue mechanism of an elevator car as claimed in claim 2, wherein the width of the escape window is greater than the width of the rescue rope ladder, and the difference between the width of the escape window and the width of the rescue rope ladder is 2-8 cm.

4. An elevator car rescue mechanism as defined in claim 1 wherein the major axis is between 70 and 80cm in length in the lower portion of the roof and the minor axis is between 5 and 10cm in length in the lower portion of the roof.

5. An elevator car rescue mechanism as claimed in claim 1 wherein the diameter of the gear on the major axis is smaller than the diameter of the gear on the minor axis, the major axis being adjacent a corner of the car.

6. An elevator car rescue mechanism as defined in claim 1 wherein the portion of the stub above the roof is provided with a handle for the rotation shaft, said handle being located above the gear on the stub.

7. Rescue mechanism for an elevator car as claimed in claim 6, characterized in that the gear wheel is provided with a protective cover (11) on the outside, outside which the handle on the stub shaft protrudes.

8. A rescue mechanism for an elevator car as claimed in any one of claims 1 to 7, wherein the rescue rope ladder is deployed and dropped at a distance of 0 to 30cm from the bottom of the car.

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