CN216583641U - Emergency rescue device for elevator without machine room - Google Patents

Abstract

The utility model discloses an emergency rescue device for a machine-room-less elevator, which comprises an elevator car frame and an elevator counterweight frame; the elevator compensation device is characterized by further comprising a compensation chain and a driving device used for selectively connecting and dragging the compensation chain, two ends of the compensation chain are respectively connected to the elevator car frame and the elevator counterweight frame, two ends of the compensation chain are vertically arranged under the action of gravity, and the driving device is arranged in a pit of the elevator without a machine room. Through setting up compensation chain and drive arrangement, when needs rescue, connect drive arrangement's effect end on the compensation chain to break the elevator and to the balanced state of heavy and elevator car, make elevator car remove to the flat bed, convenient rescue, rescue device simple structure, convenient to use.

Description

A machine room-less elevator emergency rescue device

technical field

The utility model relates to the technology in the field of elevators, in particular to an emergency rescue device for a machine room-less elevator.

Background technique

At present, due to the small space occupied by machine room-less elevators, the use of machine-room-less elevators is becoming more and more widespread, and the market demand for machine-room-less elevators is also increasing. When a machine-room-less elevator is running normally, if there is a sudden power failure, the elevator car may stop. Between two adjacent floors, the passengers in the elevator are trapped; although the elevator can be moved to the leveling state and the door can be opened by releasing the brake, when the weight of the elevator car and the counterweight is close to When the two are in a state of balance, the elevator will not move, thus increasing the difficulty of rescue.

Therefore, it is necessary to design a new technical solution to solve the above problems.

Utility model content

In view of this, the main purpose of the present invention is to provide an emergency rescue device for a machine room-less elevator, which, by setting a compensation chain and a driving device, connects the working end of the driving device when rescue is required. It is placed on the compensation chain to break the balance between the elevator counterweight and the elevator car, so that the elevator car can move to the leveling floor, which is convenient for rescue. The rescue device has a simple structure and is easy to use.

To achieve the above object, the present invention adopts the following technical scheme:

A machine room-less elevator emergency rescue device includes an elevator car frame and an elevator counterweight frame; and also includes a compensation chain and a drive device for selectively connecting and dragging the compensation chain, and the two ends of the compensation chain are respectively connected to the elevator For the car frame and the elevator counterweight frame, both ends of the compensation chain are vertically arranged due to the action of gravity, and the driving device is arranged in the bottom pit of the machine room-less elevator.

As a preferred solution, the bottom of the elevator car frame is provided with a first fixture, the bottom of the elevator counterweight is provided with a second fixture, and both ends of the compensation chain are respectively connected to the corresponding first fixtures piece and the second fixing piece.

As a preferred solution, the first fixing members have two symmetrically arranged; one of the two first fixing members is connected to the first link of the elevator car frame end of the compensation chain, and the other is connected through the first safety chain The second link on the elevator car frame end of the compensation chain.

As a preferred solution, the second fixing member is connected to the first chain link at the elevator counterweight frame end of the compensation chain, and the second chain link at the elevator counterweight frame end of the compensation chain is connected to the elevator pair through a second safety chain. Heavy frame.

As a preferred solution, both the first fixing member and the second fixing member have U-shaped hooks, and both ends of the compensation chain are connected to the corresponding U-shaped hooks.

As a preferred solution, the driving device is fixed to the bottom surface of the bottom pit of the machine room-less elevator through a fixed seat.

As a preferred solution, the driving device is a manual hoist or an electric hoist.

As a preferred solution, the bottom fillet radius of the compensation chain is not less than 300mm.

As a preferred solution, the distance between the bottom end of the compensation chain and the bottom surface of the machine room-less elevator pit is greater than 100 mm.

As a preferred solution, the distance between the bottom end of the compensation chain and the bottom surface of the machine room-less elevator pit is 120-180 mm.

Compared with the prior art, the present utility model has obvious advantages and beneficial effects. Specifically, it can be known from the above technical solutions:

Mainly, by setting up a compensation chain and a driving device, when rescue is required, the action end of the driving device is connected to the compensation chain to break the balance state of the elevator counterweight and the elevator car, so that the elevator car moves to the leveling floor. , convenient for rescue, the rescue device is simple in structure and easy to use;

Secondly, the setting of the first safety chain and the second safety chain further ensures the safety of the rescue device;

Furthermore, the driving device is fixed to the pit through the fixing seat, which is convenient to use and simple to operate.

In order to illustrate the structural features and functions of the present invention more clearly, the present invention will be described in detail below with reference to the accompanying drawings and specific embodiments.

Description of drawings

Fig. 1 is the general structure schematic diagram (including bottom pit) of the preferred embodiment of the present utility model;

FIG. 2 is a schematic structural diagram of a preferred embodiment of the present invention (excluding pits).

Description of drawings:

10. Elevator car frame 11. The first fixing piece

20. Elevator counterweight frame 21. Second fixture

30. Compensation chain 40. Driving device

50. Bottom pit 60. Fixed seat

70. The first insurance chain 80. The second insurance chain.

Detailed ways

Please refer to FIG. 1 to FIG. 2, which show the specific structure of the preferred embodiment of the present invention, including an elevator car frame 10, an elevator counterweight frame 20, and a compensating chain 30. Connect and drag the drive device 40 of the compensation chain 30. The two ends of the compensation chain 30 are respectively connected to the elevator car frame 10 and the elevator counterweight frame 20. Both ends of the compensation chain 30 are vertically arranged due to the action of gravity , the driving device 40 is arranged in the bottom pit 50 of the machine room-less elevator. The elevator car frame 10 is located at the bottom of the elevator car, and the elevator counterweight frame 20 is located at the bottom of the elevator counterweight.

Specifically, the bottom of the elevator car frame 10 is provided with a first fixing member 11, the bottom of the elevator counterweight frame 20 is provided with a second fixing member 21, and both ends of the compensation chain 30 are respectively connected to the corresponding The first fixing member 11 and the second fixing member 21; and, the driving device 40 is fixed on the bottom surface of the bottom pit 50 of the machine room-less elevator through the fixing base 60, and the driving device 40 is a manual hoist or an electric hoist.

Further, the first fixing parts 11 have two symmetrically arranged ones; among the two first fixing parts 11 , one of them is connected to the first link of the elevator car frame end of the compensation chain 30 , and the other is connected to the first safety chain 70 the second link of the elevator car frame end of the compensation chain 30; The second link at the end is connected to the elevator counterweight by a second safety chain 80 .

Preferably, both the first fixing member 11 and the second fixing member 21 have U-shaped hooks, and both ends of the compensation chain 30 are connected to the corresponding U-shaped hooks; and, the bottom of the compensation chain 30 is rounded The corner radius is not less than 300mm;

In addition, the distance between the bottom end of the compensation chain 30 and the bottom surface of the machine room-less elevator pit 50 is greater than 100 mm, and the distance between the bottom end of the compensation chain 30 and the bottom surface of the machine room-less elevator pit 50 is preferably 120 mm -180mm.

Compared with the prior art, the present utility model has obvious advantages and beneficial effects. Specifically, it can be known from the above technical solutions:

The use method of this embodiment is described in detail as follows:

When the elevator is working normally, the driving device 40 is not connected with the compensation chain 30, and the driving device 40 is placed in a corner of the pit;

In emergency rescue, more than two people can operate the rescue operation as needed. One person can release the brake of the traction machine remotely, and the other rescuer cooperates in the pit 50. The drive device 40 is connected to the compensation chain 30 first, and then drags the compensation chain. 30 Drive the car to move to the door opening area to save people.

The design focus of this utility model is:

Mainly, by setting up a compensation chain and a driving device, when rescue is required, the action end of the driving device is connected to the compensation chain to break the balance state of the elevator counterweight and the elevator car, so that the elevator car moves to the leveling floor. , convenient for rescue, the rescue device is simple in structure and easy to use;

Secondly, the setting of the first safety chain and the second safety chain further ensures the safety of the rescue device;

Furthermore, the driving device is fixed to the pit through the fixing seat, which is convenient to use and simple to operate.

The above are only preferred embodiments of the present invention, and do not limit the technical scope of the present invention. Therefore, any minor modifications, equivalent changes and modifications made to the above embodiments according to the technical essence of the present invention , all still belong to the scope of the technical solution of the present invention.

Claims (10)

1. An emergency rescue device for a machine-room-less elevator comprises an elevator car frame and an elevator counterweight frame; the method is characterized in that: the elevator is characterized by further comprising a compensation chain and a driving device used for being selectively connected with and dragging the compensation chain, wherein two ends of the compensation chain are respectively connected to the elevator car frame and the elevator counterweight frame, two ends of the compensation chain are vertically arranged due to the action of gravity, and the driving device is arranged in a pit of the elevator without a machine room.

2. The emergency rescue apparatus for an elevator without a machine room according to claim 1, characterized in that: the bottom of elevator sedan-chair frame is provided with first mounting, the bottom of elevator counterweight frame is provided with the second mounting, the both ends of compensation chain are connected respectively in corresponding first mounting and second mounting.

3. The emergency rescue apparatus for the elevator without the machine room according to claim 2, characterized in that: the first fixing piece is provided with two symmetrically arranged fixing pieces; in the two first fixing pieces, one of the two first fixing pieces is connected with a first chain ring at the elevator car frame end of the compensating chain, and the other one is connected with a second chain ring at the elevator car frame end of the compensating chain through a first safety chain.

4. The emergency rescue apparatus for the elevator without the machine room according to claim 2 or 3, characterized in that: the second fixing piece is connected to the first chain ring of the elevator counterweight frame end of the compensating chain, and the second chain ring of the elevator counterweight frame end of the compensating chain is connected with the elevator counterweight frame through a second safety chain.

5. The emergency rescue apparatus for the elevator without the machine room according to claim 2, characterized in that: the first fixing piece and the second fixing piece are provided with U-shaped hook portions, and two ends of the compensation chain are connected to the corresponding U-shaped hook portions.

6. The emergency rescue apparatus for the elevator without the machine room according to claim 1, characterized in that: the driving device is fixed on the bottom surface of a pit of the machine room free elevator through a fixed seat.

7. The emergency rescue apparatus for the elevator without the machine room according to claim 1 or 6, characterized in that: the driving device is a manual hoist or an electric hoist.

8. The emergency rescue apparatus for the elevator without the machine room according to claim 1, characterized in that: the radius of the bottom fillet of the compensation chain is not less than 300 mm.

9. The emergency rescue apparatus for a machine-roomless elevator according to claim 1 or 8, characterized in that: the distance between the bottom end of the compensation chain and the bottom surface of a pit of the machine-roomless elevator is more than 100 mm.

10. The emergency rescue apparatus for the elevator without the machine room according to claim 9, characterized in that: the distance between the bottom end of the compensation chain and the bottom surface of the pit of the machine room-less elevator is 120 mm and 180 mm.

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