CN214495308U

CN214495308U - Elevator telescopic cat ladder

Info

Publication number: CN214495308U
Application number: CN202120733838.7U
Authority: CN
Inventors: 赵春风; 陈佳铭
Original assignee: Tianjin Jinggong Elevator Engineering Co ltd
Current assignee: Tianjin Jinggong Elevator Engineering Co ltd
Priority date: 2021-04-12
Filing date: 2021-04-12
Publication date: 2021-10-26
Anticipated expiration: 2031-04-12

Abstract

The utility model relates to the technical field of elevators, and discloses a retractable ladder stand for an elevator, which comprises a lift car, wherein an escape ladder stand device is arranged in the lift car; the ladder stand device of fleing includes the fixed ladder of metal material, the fixed ladder is connected on the inside wall of car, one side of fixed ladder is equipped with the removal ladder of metal material, two vertical ends of removing the ladder all through two vertical end sliding connection of supporting component and fixed ladder, the mouth of fleing has been seted up to the top of car correspondence removal ladder's position, install dustproof subassembly on the mouth of fleing, two vertical serving that are located the fixed ladder of removal ladder top have all seted up the constant head tank, the tank bottom fixedly connected with spring of constant head tank. The utility model discloses when the elevator broke down, the passenger can climb out the escape opening through fixed ladder and removal ladder the very first time and flee, reaches and saves oneself, and the cat ladder device occupation space of fleing moreover is little, can hold more frequent guests in the car, and the operating space that needs when starting simultaneously is also little, is convenient for operate in the car.

Description

Elevator telescopic cat ladder

Technical Field

The utility model relates to an elevator technical field especially relates to an elevator telescopic cat ladder.

Background

The elevator is the indispensable transport means of high-rise building, and the elevator is using to appear having a power failure and calamity and arousing that the elevator can not move, and the passenger is stranded in the elevator car. Meanwhile, the elevator is also a special electromechanical integrated device, the vertical elevator is arranged in a hoistway of a building, and the vertical elevator consists of electric mechanical components such as a driving system, an electric automatic control system, a guide system, a safety protection system and the like, so that faults occurring in the continuous operation process of the elevator cannot be completely avoided as other electric mechanical devices.

When the elevator breaks down, trapped people in the elevator cannot escape from the elevator for self rescue at the first time, and the safety of the people cannot be guaranteed.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving among the prior art when the elevator breaks down, stranded personnel in the elevator can't escape the elevator the very first time and save oneself, self safety can't obtain the problem of guarantee, and an elevator telescopic cat ladder that provides.

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

a ladder stand with telescopic elevators comprises a lift car, wherein an escape ladder stand device is arranged in the lift car;

the ladder stand device of fleing includes the fixed ladder of metal material, the fixed ladder is connected on the inside wall of car, one side of fixed ladder is equipped with the removal ladder of metal material, two vertical ends of removal ladder all are through two vertical end sliding connection of supporting component with the fixed ladder, the mouth of fleing has been seted up to the position that the top of car corresponds the removal ladder, install dustproof subassembly on the mouth of fleing, be located two vertical ends of removal ladder top fixed ladder all have seted up the constant head tank, the tank bottom fixedly connected with spring of constant head tank, the locating pin of the other end fixedly connected with metal material of spring, the one end that the spring was kept away from to the locating pin passes the notch of constant head tank and outwards extends.

Preferably, the supporting assembly comprises a supporting block, the supporting block is fixedly connected to a vertical end side wall of the movable ladder close to the lower end, a supporting groove is formed in the vertical end side wall of the fixed ladder corresponding to the supporting block in the vertical direction, the supporting block is slidably connected to the supporting groove, and the supporting block and the supporting groove are connected through an anti-falling part.

Preferably, the dustproof assembly comprises a dustproof cover plate, and the dustproof cover plate is rotatably connected to the escape opening through a pin shaft.

Preferably, the side wall of the positioning pin, which is close to one end of the spring, is symmetrically connected with sliding blocks, the groove wall of the positioning groove is provided with matched sliding grooves corresponding to the sliding blocks, and the sliding blocks are slidably connected in the corresponding sliding grooves.

Preferably, the anti-dropping part comprises a supporting rod, the supporting rod is fixedly connected in the supporting groove along the vertical direction, the supporting rod penetrates through the supporting block, and the supporting block is connected to the supporting rod in a sliding mode.

Preferably, the upper end of the dustproof cover plate is fixedly connected with a pull handle.

Compared with the prior art, the utility model provides an elevator telescopic cat ladder possesses following beneficial effect:

this elevator telescopic cat ladder through setting up the cat ladder device of fleing, when the elevator breaks down, the locating pin supports the lower extreme of removal ladder, and the passenger can climb out the escape opening through fixed ladder and removal ladder the very first time and flee, reaches and saves oneself, and cat ladder device occupation space of fleing is little moreover, can hold more frequent visitor in the car, and required operating space is also little when starting simultaneously, is convenient for operate in the car.

The part that does not relate to among the device all is the same with prior art or can adopt prior art to realize, the utility model discloses when the elevator breaks down, the passenger can climb out the escape opening through fixed ladder and removal ladder the very first time and flee, reaches and saves oneself, and the cat ladder device occupation space of fleing is little moreover, can hold more frequent visitor in the car, and required operating space is also little when starting simultaneously, is convenient for operate in the car.

Drawings

Fig. 1 is a schematic structural view of a telescopic ladder stand for an elevator provided by the present invention;

fig. 2 is an enlarged view of a portion a in fig. 1.

In the figure: 1 lift car, 2 fixed ladders, 3 movable ladders, 4 escape openings, 5 positioning grooves, 6 springs, 7 positioning pins, 8 supporting blocks, 9 supporting grooves, 10 dustproof cover plates, 11 pin shafts, 12 sliding blocks, 13 sliding grooves, 14 supporting rods and 15 pull handles.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-2, a telescopic ladder stand of an elevator comprises a car 1, wherein an escape ladder stand device is arranged in the car 1;

the escape ladder stand device comprises a fixed ladder 2 made of metal, the fixed ladder 2 is connected to the inner side wall of a lift car 1, one side of the fixed ladder 2 is provided with a movable ladder 3 made of metal, two vertical ends of the movable ladder 3 are both connected with the two vertical ends of the fixed ladder 2 in a sliding mode through supporting components, the top of the lift car 1 is provided with an escape opening 4 corresponding to the position of the movable ladder 3, the escape opening 4 is provided with a dustproof component, two vertical ends of the fixed ladder 2 above the movable ladder 3 are both provided with positioning grooves 5, the bottom of each positioning groove 5 is fixedly connected with a spring 6, the other end of each spring 6 is fixedly connected with a positioning pin 7 made of metal, one end, far away from the spring 6, of each positioning pin 7 penetrates through a notch of each positioning groove 5 and extends outwards, the hardness of each positioning pin 7 meets the supporting effect on the movable ladder 3, when the lift fails, passengers in the lift car 1 exert pressing force on the positioning pins 776, the locating pin atress back compression spring and to moving in the constant head tank 5, exert ascending thrust to removing ladder 3 again, remove ladder 3 upwards to slide on fixed ladder 2, withstand dust cover 10 until the upper end of removing ladder 3, dust cover 10 atress uses round pin axle 11 to rotate outward as the center, open escape orifice 4, when the lower extreme of removing ladder 3 moves the top of constant head tank 5, the spring 6 of compressed in the constant head tank 5 promotes locating pin 7 and outwards moves, locating pin 7 supports the lower extreme of removing ladder 3, the passenger can climb out escape orifice 4 through fixed ladder 2 and removing ladder 3 very first time and flee, reach and save oneself, and escape ladder device occupation space is little, can hold more frequent visitor in the car 1, the required operating space is also little when starting simultaneously, be convenient for operate in car 1.

The supporting component comprises a supporting block 8, the supporting block 8 is fixedly connected to the vertical end side wall of the movable ladder 3 close to the lower end position, a supporting groove 9 is formed in the vertical end side wall of the fixed ladder 2 corresponding to the supporting block 8 along the vertical direction, the supporting block 8 is slidably connected to the supporting groove 9, the supporting block 8 and the supporting groove 9 are connected through an anti-falling part, the supporting block 8 is driven to slide in the supporting groove 9 when the movable ladder 3 moves, and the movable ladder 3 moves on the fixed ladder 2 more stably.

The dustproof assembly comprises a dustproof cover plate 10, the dustproof cover plate 10 is rotatably connected to the escape opening 4 through a pin shaft 11, the dustproof cover plate 10 covers the escape opening 4, and dust and air flow are prevented from entering the car 1 through the escape opening 4.

The lateral wall of the positioning pin 7 close to one end of the spring 6 is symmetrically connected with a sliding block 12, the groove wall of the positioning groove 5 is provided with a sliding groove 13 matched with the position of the sliding block 12, the sliding block 12 is connected in the corresponding sliding groove 13 in a sliding manner, and the positioning pin 7 drives the sliding block 12 to synchronously move in the sliding groove 13 when moving, so that the positioning pin 7 is prevented from being separated from the positioning groove 5.

The anticreep piece includes bracing piece 14, and bracing piece 14 is along vertical direction fixed connection in supporting groove 9, and bracing piece 14 runs through the setting of supporting shoe 8, and supporting shoe 8 sliding connection prevents that supporting shoe 8 breaks away from supporting groove 9 on bracing piece 14.

The upper end of the dustproof cover plate 10 is fixedly connected with a pull handle 15, and the pull handle 15 is held at the top of the car 1 so as to drive the dustproof cover plate 10 to be opened from the escape opening 4.

In the utility model, when the elevator breaks down, the passenger in the car 1 applies pressing force to the positioning pin 776, the positioning pin compresses the spring and moves into the positioning groove 5 after being stressed, then upward driving force is applied to the mobile ladder 3, the mobile ladder 3 slides upwards on the fixed ladder 2 until the upper end of the mobile ladder 3 props against the dustproof cover plate 10, the dustproof cover plate 10 rotates outwards by taking the pin shaft 11 as the center under stress, the escape opening 4 is opened, when the lower end of the mobile ladder 3 moves to the upper part of the positioning groove 5, the compressed spring 6 in the positioning groove 5 pushes the positioning pin 7 to move outwards, the positioning pin 7 supports the lower end of the mobile ladder 3, the passenger can climb out of the escape opening 4 through the fixed ladder 2 and the mobile ladder 3 for escaping at the first time, self-rescue is achieved, the escape ladder device occupies small space, more ordinary passengers can be accommodated in the car 1, the required operating space is small when the elevator is started simultaneously, facilitating operation within the car 1.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A ladder stand with telescopic elevators comprises a car (1), and is characterized in that an escape ladder stand device is installed in the car (1);

the escape ladder stand device comprises a fixed ladder (2) made of metal materials, the fixed ladder (2) is connected to the inner side wall of the lift car (1), a movable ladder (3) made of metal is arranged at one side of the fixed ladder (2), two vertical ends of the movable ladder (3) are connected with the two vertical ends of the fixed ladder (2) in a sliding way through a supporting component, an escape opening (4) is arranged at the top of the lift car (1) corresponding to the position of the movable ladder (3), the escape opening (4) is provided with a dustproof component, two vertical ends of the fixed ladder (2) positioned above the movable ladder (3) are respectively provided with a positioning groove (5), a spring (6) is fixedly connected at the bottom of the positioning groove (5), a positioning pin (7) made of metal is fixedly connected at the other end of the spring (6), one end of the positioning pin (7) far away from the spring (6) penetrates through the notch of the positioning groove (5) and extends outwards.

2. The retractable ladder stand for the elevator as claimed in claim 1, wherein the support assembly comprises a support block (8), the support block (8) is fixedly connected to a vertical end side wall of the movable ladder (3) near the lower end position, a support groove (9) is formed in the vertical end side wall of the fixed ladder (2) in a position corresponding to the support block (8) along the vertical direction, the support block (8) is slidably connected to the support groove (9), and the support block (8) and the support groove (9) are connected through a retaining member.

3. The retractable ladder stand for the elevator as claimed in claim 1, wherein the dust-proof assembly comprises a dust-proof cover plate (10), and the dust-proof cover plate (10) is rotatably connected to the escape opening (4) through a pin (11).

4. The retractable ladder stand for the elevator as claimed in claim 1, wherein the positioning pin (7) is symmetrically connected with sliding blocks (12) on the side wall of one end of the spring (6), the groove wall of the positioning groove (5) is provided with sliding grooves (13) matched with the sliding blocks (12), and the sliding blocks (12) are slidably connected in the corresponding sliding grooves (13).

5. An elevator ladder as claimed in claim 2, characterized in that the anti-slip means comprise a support bar (14), the support bar (14) being fixedly connected in the support channel (9) in the vertical direction, and the support bar (14) being arranged through the support block (8), the support block (8) being slidably connected to the support bar (14).

6. A telescopic ladder as claimed in claim 3, characterised in that a pull handle (15) is fixedly connected to the upper end of the dust cover (10).