CN217920925U - Elevator stranded self-rescue releasing device - Google Patents

Abstract

The utility model provides a stranded release of saving oneself of elevator, relates to elevator technical field, including car, well frame, traction piece, balanced counterweight, permanent magnetism retarber wheelset, stranded release, promotion hoist rope and automobile clutch lifting machine. When the elevator is trapped, trapped people can pull the four-wheel releaser by using the release pull rod in the elevator, the four-wheel releaser scrolls to tension the steel wire rope, and then the manual brake release rod is pulled to enable the clutch of the automobile clutch hoister to act, the elevator car descends to the bottom floor under the action of gravity, the trapped people can open the elevator door from the inside of the elevator car, the function of automatically escaping the trapped people is realized, the permanent magnet retarder is connected in the whole process when the elevator descends, the counter force of the retarder is larger when the descending speed is higher, the elevator can only descend at a low speed, and the elevator is ensured to have no danger of overspeed bottom flushing forever.

Description

Elevator stranded self-rescue releasing device

Technical Field

The utility model relates to an elevator technical field especially relates to a stranded release of saving oneself of elevator.

Background

The home elevator is an elevator installed in a private house and used by only a single family member, and is mainly used for the old or people with inconvenient legs and feet to go upstairs and downstairs. However, since the conventional home elevators are generally used only by family members and the using environments of the elevators are private, when an emergency occurs, in which the elevator is trapped by equipment failure or power failure, the family members or maintenance personnel and other related personnel cannot know the danger at the first time, so that a trapped event is easy to occur. At present, some household elevators are provided with monitoring and interphone systems, and when people are trapped in the elevator, related people can be notified through the interphone or the monitoring and reminding functions. However, the trapped person still needs to be released from the outside by the relevant professional to rescue the person, but if the relevant professional is at a relatively far distance, the person may not be informed or wait for a long time, which may cause a lot of potential danger to the trapped person.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an elevator stranded person release of saving oneself aims at solving above-mentioned technical problem, the utility model discloses be equipped with stranded person release, when the elevator takes place stranded person's incident, stranded personnel can utilize stranded person release to fall the elevator to the bottom in the elevator, open the lift-cabin door by oneself, and then can realize the light function of getting rid of poverty of stranded personnel.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes:

a man-trapping self-rescue releasing device for an elevator comprises a lift car, a well frame, a traction piece, a balance counterweight device, a permanent magnet retarder wheel set, a man-trapping releasing device, a lifting hoisting rope and an automobile clutch hoister, wherein the lift car is slidably mounted on one side of the well frame, the balance counterweight device is slidably mounted on the other side of the well frame, one end of the traction piece is connected with the lift car, the other end of the traction piece bypasses the connection between the permanent magnet retarder wheel set and the balance counterweight device, and the permanent magnet retarder wheel set is arranged at the upper end part of the well frame;

the automobile clutch hoister is fixed at the lower part of the hoistway frame, one end of the hoisting winch rope is wound on a winding drum of the automobile clutch hoister, and the other end of the hoisting winch rope is connected with the bottom of the balance counterweight device;

the trapped people releasing device comprises a tensioning steel wire rope, four-wheel releasers, a tensioning diversion sheave and a releasing pull rod, wherein the four-wheel releasers can be rotatably fixed on the inner side of the lift car, four pulleys are fixed on one side of the four-wheel releasers towards the outer part of the lift car, the four pulleys are symmetrically arranged in pairs up and down and left and right, one end of each tensioning steel wire rope is fixedly connected with the upper end part of the shaft way frame, and the other end of each tensioning steel wire rope penetrates through the four-wheel releasers from the middle of the left and right groups of symmetrical pulleys and then is connected with a manual brake releasing rod of the automobile clutch hoister after bypassing the tensioning diversion sheave.

Preferably, the traction element is a traction rope, a traction belt or a traction chain.

Preferably, the permanent magnet retarder wheel set comprises a permanent magnet retarder and a first pulley, the permanent magnet retarder is arranged at the upper end of the shaft frame, and the first pulley is arranged on the pulley yoke.

Preferably, one end of the pulley yoke is fixedly connected with the side edge of the upper end part of the shaft frame, and the other end of the pulley yoke extends outwards.

Preferably, the stranded person releasing device further comprises a releasing lever, and the releasing lever is used for rotating the four-wheel releaser.

Preferably, one side of the four-wheel releaser towards the inside of the car is provided with a lever rotating groove, and the lever rotating groove is matched with the end part of the release lever.

Preferably, one end of the release trigger lever is fixedly connected with one side of the four-wheel releaser towards the inside of the car, and the other end of the release trigger lever is detachably and fixedly connected with the car.

Preferably, the weight of the car is greater than the weight of the counterweight.

The utility model discloses stranded release of saving oneself of elevator has following beneficial effect:

1. has the function of people getting rid of sleepiness; the utility model discloses elevator stranded person release of saving oneself, when the elevator takes place the stranded event, stranded personnel can utilize the release pull rod to pull four-wheel releaser in the elevator, four-wheel releaser rolls up the tensioning wire rope, and then pulls manual brake release pole, makes the clutch action of automobile clutch lifting machine, and the car descends to the bottom building under the action of gravity, and stranded personnel can open the lift-cabin door from the car inside, realizes the function that stranded personnel got rid of poverty by oneself;

2. the safety is good; the utility model discloses stranded release of saving oneself of elevator is equipped with the permanent magnetism retarber, and the elevator is whole to be inserted of permanent magnetism retarber when descending, and descending speed is fast retarber reaction force more big more, forces the elevator can only be down at a slow speed, ensures that the elevator does not have the hypervelocity to dash end danger forever.

Drawings

Fig. 1 is a schematic view of the whole structure of the elevator trapped self-rescue releasing device;

fig. 2 is a schematic view of the internal structure of the elevator trapping self-rescue releasing device;

fig. 3 is an enlarged schematic view of a portion a in fig. 2.

Detailed Description

In order to make those skilled in the art better understand the technical solution of the present invention, the following provides a detailed description of the product of the present invention with reference to the embodiments and the accompanying drawings.

It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present; when an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. As used herein, the terms "vertical," "horizontal," "left," "right," and the like are for purposes of illustration only and are not intended to be a single embodiment.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

As shown in fig. 1-3, a stranded release of saving oneself of elevator, including car 1, well frame 2, traction piece 3, balanced counterweight 4, permanent magnetism retarber wheelset, stranded release, promotion hoist rope 5 and automobile clutch lifting machine 6, but car 1 slidable mounting is in the outside of well frame 2, but balanced counterweight 4 slidable mounting is in well frame 2 back one side, the dead weight of car 1 is greater than the weight of balanced counterweight 4. Traction member 3 adopts haulage rope or traction chain, traction member 3 is folding two rope settings, permanent magnetism retarber wheelset is including permanent magnetism retarber 7 and first pulley 8, permanent magnetism retarber 7 sets up the upper end at well frame 2, first pulley 8 sets up on the pulley yoke, the one end of pulley yoke and the upper end side fixed connection of well frame 2, the outside extension setting of the other end, behind the head tip of haulage rope and the upper end fixed connection of balanced counterweight 4, walk around permanent magnetism retarber 7 and first pulley 8 in proper order, then wind perpendicularly downwards on the car pulley of establishing at 1 top of car. The automobile clutch hoister 6 is fixed at the lower part of the hoistway frame 2, one end of the hoisting winch 5 is wound on a winding drum of the automobile clutch hoister 6, and the other end of the hoisting winch is connected with a pulley at the bottom of the balance counterweight device 4; the trapped person releasing device comprises a tensioning steel wire rope 9, four-wheel releasers 10, a tensioning diversion sheave 11 and a releasing pull rod 12, wherein the four-wheel releasers 10 are rotatably fixed on the inner side of the lift car 1, four pulleys are fixed on one side of the outer side of the lift car 1, the four pulleys are symmetrically arranged in pairs up and down and left and right, one end of the tensioning steel wire rope 9 is fixedly connected with the upper end part of the shaft frame 2, the other end of the tensioning steel wire rope penetrates through the four-wheel releasers 10 from the middle of the left and right groups of symmetrical pulleys, then the other end of the tensioning diversion sheave 11 is connected with a manual brake releasing rod 13 of the automobile clutch hoister 6, a pull rod rotating groove is formed in one side of the four-wheel releasers 10, facing the inner side of the lift car 1, and the pull rod rotating groove is matched with the end part of the releasing pull rod 12.

It should be noted that: the utility model discloses elevator stranded person release of saving oneself, release pull rod 12 can set up to appurtenance, place release pull rod 12 in car 1, when release pull rod 12 needs to be used, when the elevator takes place stranded event, stranded personnel can take out release pull rod 12, then insert its rotation end in like the pull rod rotation groove of four-wheel releaser 10, can rotate four-wheel releaser 10 through the other end of release pull rod 12, and then can pull four-wheel releaser 10, four-wheel releaser 10 rolls up tensioning wire rope 9, and then through tensioning wire rope 9 pulling manual release brake lever 13, make the clutch action of automobile clutch lifting machine 6, and then can make the reel release of automobile clutch lifting machine 6 promote hoist rope 5, and then can make car 1 descend under the action of gravity, and upwards pull up balancing counterweight 4, just so can make the elevator slowly descend to the basement, stranded personnel can open car 1 from car 1 inside and walk by oneself, realize the function that stranded personnel get rid of stranded; permanent magnetism retarber 7 comprises tombarthite permanent magnet and coil and control scheme, and permanent magnetism retarber 7 disconnection can not produce the magnetic resistance when the elevator goes upward, inserts when the elevator goes downward and produces the magnetic resistance, and it is big more to go down fast magnetic resistance more, forces the elevator can only be down at a slow speed, ensures that the elevator never has the hypervelocity and dashes the end danger.

In another embodiment, one end of the release lever 12 is fixedly connected to one side of the four-wheel release 10 facing the inside of the car 1, and the other end of the release lever can be clamped on a release lever clamping groove seat, the bottom surface of the release lever clamping groove seat is fixedly connected to the car 1, the release lever clamping groove seat is just below the release lever 12, and a lever clamping groove capable of clamping the release lever 12 is arranged on the release lever clamping groove seat, so that the release lever clamping groove seat can prevent a user from pressing down the release lever 12 carelessly, and can play a supporting role, so that the release lever 12 can also play a role of a handrail, and a lever locking device can be arranged on the release lever clamping groove seat to prevent the user from pressing down the release lever 12 carelessly, when the release lever is not needed, the locking device can be locked to prevent the release lever from being carelessly rotated, and can also play a role of a handrail, and when the release lever needs to unlock the release lever, the release lever 12 can be rotated, so that a trapped person can release the four-wheel release lever 12.

The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way; the present invention can be smoothly implemented by those skilled in the art according to the drawings and the above description; however, those skilled in the art should understand that changes, modifications and variations that are equivalent to those of the above-described embodiments may be made without departing from the scope of the present invention; meanwhile, any changes, modifications, evolutions, etc. of the above embodiments, which are equivalent to the actual techniques of the present invention, still belong to the protection scope of the technical solution of the present invention.

Claims (8)

1. The utility model provides a stranded release of saving oneself of elevator which characterized in that: the elevator comprises a lift car, a well frame, a traction piece, a balance counterweight device, a permanent magnet retarder wheel set, a trapping release device, a hoisting rope and an automobile clutch hoister, wherein the lift car is slidably mounted on one side of the well frame, the balance counterweight device is slidably mounted on the other side of the well frame, one end of the traction piece is connected with the lift car, the other end of the traction piece bypasses the permanent magnet retarder wheel set to be connected with the balance counterweight device, and the permanent magnet retarder wheel set is arranged at the upper end part of the well frame;

the automobile clutch hoister is fixed at the lower part of the hoistway frame, one end of the hoisting winch rope is wound on a winding drum of the automobile clutch hoister, and the other end of the hoisting winch rope is connected with the bottom of the balance counterweight device;

stranded people release including tensioning wire rope, four-wheel releaser and tensioning diverting pulley, the four-wheel releaser is rotatable to be fixed at the car inboard, and it is fixed with four pulleys to the outside one side of car, and four pulleys are two liang about bilateral symmetry set up, tensioning wire rope's one end and well frame's upper end fixed connection, the other end passes the four-wheel releaser in the middle of the pulley of two sets of symmetries about from, then is connected with the manual brake release lever of automobile clutch lifting machine behind the tensioning diverting pulley.

2. The elevator trapping self-rescue release device according to claim 1, characterized in that: the traction piece adopts a traction rope, a traction belt or a traction chain.

3. The elevator trapping self-rescue release device according to claim 1, characterized in that: the permanent magnet retarder wheel set comprises a permanent magnet retarder and a first pulley, the permanent magnet retarder is arranged at the upper end of the shaft frame, and the first pulley is arranged on the pulley yoke.

4. The elevator trapping self-rescue release device according to claim 3, characterized in that: one end of the pulley yoke is fixedly connected with the side edge of the upper end part of the shaft way frame, and the other end of the pulley yoke extends outwards.

5. The elevator trapping self-rescue release device according to claim 1, characterized in that: the stranded release device also comprises a release lever, and the release lever is used for rotating the four-wheel releaser.

6. The elevator trapping self-rescue release device according to claim 5, characterized in that: the four-wheel releaser is equipped with the pull rod to the inside one side of car and rotates the groove, pull rod rotates the tip looks adaptation of groove and release pull rod.

7. The elevator trapping self-rescue release device according to claim 5, characterized in that: one end of the release lever is fixedly connected with one side of the four-wheel releaser towards the inside of the lift car, and the other end of the release lever is detachably and fixedly connected with the lift car.

8. The elevator trapping self-rescue release device according to claim 1, characterized in that: the self weight of the car is greater than the weight of the balance weight device.

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