CN215558173U

CN215558173U - Novel elevator overload protection device

Info

Publication number: CN215558173U
Application number: CN202122393928.9U
Authority: CN
Inventors: 李喆
Original assignee: Zhanjiang Testing Institute Guangdong Institute Of Special Equipment Inspection And Research
Current assignee: Zhanjiang Testing Institute Guangdong Institute Of Special Equipment Inspection And Research
Priority date: 2021-09-30
Filing date: 2021-09-30
Publication date: 2022-01-18
Anticipated expiration: 2031-09-30

Abstract

The utility model discloses a novel elevator overload protection device which comprises a supporting plate and a fixing column, wherein the upper surface of the supporting plate is fixedly connected with a mounting plate, a limiting column and a connecting frame, the inner wall of the connecting frame is fixedly connected with a sliding column, the surface of the sliding column is sleeved with a compression spring, the surface of the sliding column is connected with a sliding block in a sliding mode, the surface of the limiting column is fixedly connected with an induction block, the surface of the limiting column is connected with an elevator cage in a sliding mode, the lower surface of the elevator cage is rotatably connected with a first connecting rod, and the lower surface of the elevator cage is fixedly connected with a contact block. This novel elevator overload protection device, when the elevator overload inductor damaged the back and lead to elevator railway carriage or compartment whereabouts, the inside personnel of elevator railway carriage or compartment can manually press emergency button control electric telescopic handle shrink to drive the connecting block and remove, the second connecting rod drives arc splint and presss from both sides the fixed column tightly when the connecting block removes, thereby it is fixed to make the elevator railway carriage or compartment in the backup pad, avoids the elevator railway carriage or compartment to continue to slide down and has protected the inside personnel of elevator railway carriage or compartment.

Description

Novel elevator overload protection device

Technical Field

The utility model relates to the technical field of overload protection, in particular to a novel elevator overload protection device.

Background

An elevator is a permanent transport device serving a number of specific floors in a building, the cars of which travel in at least two rigid tracks perpendicular to the horizontal or inclined at an angle of less than 15 ° to the vertical. There are also steps, where the tread plates are mounted on a track for continuous operation, commonly known as escalators or moving walkways.

The vertical lifting elevator is provided with a car which runs between at least two rows of vertical rigid guide rails or rigid guide rails with the inclination angle of less than 15 degrees, accidents occur to the vertical lifting elevator every year, and most of the accidents occur because the overload protection device of the elevator is damaged to cause overload running, so that the overload protection device of the elevator needs to be designed safely and reliably.

Disclosure of Invention

The present invention aims to provide a novel elevator overload protection device to solve the problems in the prior art.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides a novel elevator overload protection device, including backup pad and fixed column, the last fixed surface of backup pad is connected with the mounting panel, spacing post and splice box, the inner wall fixedly connected with slip post of splice box, the surface cover of slip post is equipped with compression spring, the surface slip of slip post is connected with the sliding block, the fixed surface of spacing post is connected with the response piece, the surface slip of spacing post is connected with the elevator railway carriage or compartment, the lower surface rotation of elevator railway carriage or compartment is connected with the head rod, the lower fixed surface of elevator railway carriage or compartment is connected with the contact piece, the inner wall of elevator railway carriage or compartment is provided with bee calling organ respectively, control panel and emergency button, the last fixed surface of mounting panel is connected with electric telescopic handle, electric telescopic handle's flexible end fixedly connected with connecting block, the surface rotation of connecting block is connected with the second connecting rod, the last fixed surface slip of mounting panel is connected with arc splint.

Preferably, the mounting plate and the upper surface of the supporting plate are provided with sliding holes for the fixing columns to slide.

Preferably, the end of the first connecting rod away from the elevator cage is rotatably connected with the surface of the sliding block.

Preferably, one end of the second connecting rod, which is far away from the connecting block, is rotatably connected with the surface of the arc-shaped clamping plate.

Preferably, the upper surface of the mounting plate is provided with a limiting groove for the sliding and limiting of the arc-shaped clamping plate.

Preferably, the electric telescopic rod is electrically connected with the emergency button, and the induction block is electrically connected with the buzzer.

Advantageous effects

The utility model provides a novel elevator overload protection device, which has the following beneficial effects:

1. this novel elevator overload protection device, through setting up arc splint, when the elevator overload inductor damages the back and leads to elevator railway carriage or compartment whereabouts, the inside personnel of elevator railway carriage or compartment can manually press emergency button control electric telescopic handle shrink to drive the connecting block and remove, the second connecting rod drives arc splint and presss from both sides the fixed column clamp when the connecting block removes, thereby it is fixed to make the elevator railway carriage or compartment in the backup pad, avoids the elevator railway carriage or compartment to continue the gliding inside personnel of protecting the elevator railway carriage or compartment.

2. This novel elevator overload protection device, through setting up compression spring and head rod, thereby elevator railway carriage or compartment atress downstream drives the head rod and removes and make the compression spring shrink when carrying in the elevator railway carriage or compartment, rock about spacing post restriction elevator railway carriage or compartment simultaneously, can make the steady downstream of elevator railway carriage or compartment, when overloading in the elevator railway carriage or compartment, the contact piece of elevator railway carriage or compartment lower surface contacts with the response piece on spacing post surface, the response piece makes it send alarm signal for bee calling organ with signal transmission, thereby can remind the interior bearer overload of elevator railway carriage or compartment.

Drawings

FIG. 1 is a schematic front sectional view of the present invention;

FIG. 2 is a front view of the arc splint of the present invention;

fig. 3 is a schematic perspective view of the arc splint of the present invention.

In the figure: the elevator comprises a supporting plate 1, fixing columns 2, a mounting plate 3, limiting columns 4, a connecting frame 5, a sliding column 6, a compression spring 7, a sliding block 8, an induction block 9, an elevator cage 10, a first connecting rod 11, a contact block 12, a buzzer 13, an emergency button 14, an electric telescopic rod 15, a connecting block 16, a second connecting rod 17 and an arc-shaped clamping plate 18.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a novel elevator overload protection device comprises a supporting plate 1 and a fixing column 2, wherein the upper surface of the supporting plate 1 is fixedly connected with a mounting plate 3, a limiting column 4 and a connecting frame 5, the upper surfaces of the mounting plate 3 and the supporting plate 1 are respectively provided with a sliding hole for the fixing column 2 to slide, the inner wall of the connecting frame 5 is fixedly connected with a sliding column 6, the surface of the sliding column 6 is sleeved with a compression spring 7, the surface of the sliding column 6 is slidably connected with a sliding block 8, the surface of the limiting column 4 is fixedly connected with an induction block 9, the surface of the limiting column 4 is slidably connected with an elevator cage 10, the lower surface of the elevator cage 10 is rotatably connected with a first connecting rod 11, one end of the first connecting rod 11, which is far away from the elevator cage 10, is rotatably connected with the surface of the sliding block 8, the lower surface of the elevator cage 10 is fixedly connected with a contact block 12, the inner wall of the elevator cage 10 is respectively provided with a buzzer 13, a control panel and an emergency button 14, the sensing block 9 is electrically connected with the buzzer 13.

Through setting up compression spring 7 and head rod 11, elevator railway carriage or compartment 10 atress downstream drives head rod 11 and removes thereby making compression spring 7 shrink when carrying in elevator railway carriage or compartment 10, spacing post 4 restriction elevator railway carriage or compartment 10 rocks about simultaneously, can make the steady downstream of elevator railway carriage or compartment 10, when overloading in elevator railway carriage or compartment 10, the contact block 12 of elevator railway carriage or compartment 10 lower surface contacts with the response block 9 on spacing post 4 surface, response block 9 makes it send alarm signal for bee calling organ 13 with the signal transmission, thereby can remind the interior bearer overload of elevator railway carriage or compartment 10.

Fixed surface is connected with electric telescopic handle 15 on mounting panel 3, electric telescopic handle 15 and emergency button 14 electric connection, electric telescopic handle 15's flexible end fixedly connected with connecting block 16, connecting block 16's rotation on surface is connected with second connecting rod 17, mounting panel 3's upper surface sliding connection has arc splint 18, the one end that connecting block 16 was kept away from to second connecting rod 17 is connected with the rotation on surface of arc splint 18, the upper surface of mounting panel 3 is seted up and is supplied the slip of arc splint 18 and spacing groove.

Through setting up arc splint 18, when leading to elevator railway carriage or compartment 10 whereabouts after the elevator overload inductor damages, the inside personnel of elevator railway carriage or compartment 10 can manually press emergency button 14 control electric telescopic handle 15 shrink to drive connecting block 16 and remove, second connecting rod 17 drives arc splint 18 and presss from both sides the fixed column 2 tightly when connecting block 16 removes, thereby make elevator railway carriage or compartment 10 on the backup pad 1 fixed, avoid elevator railway carriage or compartment 10 to continue to slide down and protected the inside personnel of elevator railway carriage or compartment 10.

The working principle is as follows: when the novel elevator overload protection device is used, when people are loaded in the elevator cage 10, the elevator cage 10 moves downwards to drive the first connecting rod 11 to move and push the sliding block 8 to slide on the surface of the sliding column 6, meanwhile, the compression spring 7 contracts to limit the elevator cage 10 to move, when the elevator cage 10 is overloaded, the compression spring 7 contracts to the limit, the contact block 12 on the lower surface of the elevator cage 10 is contacted with the induction block 9 on the surface of the limiting column 4, the induction block 9 transmits a signal to the buzzer 13 to enable the buzzer 13 to give an alarm, thereby reminding people in the elevator cage 10 of overloading, when the elevator is out of control and falls, the people in the elevator cage 10 can press the emergency button 14 to control the electric telescopic rod 15 to contract and drive the second connecting rod 17 to move, so that the second connecting rod 17 drives the arc-shaped clamping plate 18 to contract to clamp the fixed column 2, and the elevator cage 10 is prevented from sliding off, thereby protecting people in the elevator cage 10.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a novel elevator overload protection device, includes backup pad (1) and fixed column (2), its characterized in that: the elevator car is characterized in that the upper surface of the supporting plate (1) is fixedly connected with a mounting plate (3), a limiting column (4) and a connecting frame (5), the inner wall of the connecting frame (5) is fixedly connected with a sliding column (6), the surface of the sliding column (6) is sleeved with a compression spring (7), the surface of the sliding column (6) is slidably connected with a sliding block (8), the surface of the limiting column (4) is fixedly connected with an induction block (9), the surface of the limiting column (4) is slidably connected with an elevator car (10), the lower surface of the elevator car (10) is rotatably connected with a first connecting rod (11), the lower surface of the elevator car (10) is fixedly connected with a contact block (12), the inner wall of the elevator car (10) is respectively provided with a buzzer (13), a control panel and an emergency button (14), the upper surface of the mounting plate (3) is fixedly connected with an electric telescopic rod (15), and the telescopic end of the electric telescopic rod (15) is fixedly connected with a connecting block (16), the surface of the connecting block (16) is rotatably connected with a second connecting rod (17), and the upper surface of the mounting plate (3) is slidably connected with an arc-shaped clamping plate (18).

2. The novel elevator overload protection device of claim 1, wherein: the upper surfaces of the mounting plate (3) and the supporting plate (1) are provided with sliding holes for the fixing columns (2) to slide.

3. The novel elevator overload protection device of claim 1, wherein: one end of the first connecting rod (11) far away from the elevator cage (10) is rotatably connected with the surface of the sliding block (8).

4. The novel elevator overload protection device of claim 1, wherein: one end of the second connecting rod (17) far away from the connecting block (16) is rotatably connected with the surface of the arc-shaped clamping plate (18).

5. The novel elevator overload protection device of claim 1, wherein: the upper surface of the mounting plate (3) is provided with a limiting groove for the sliding and limiting of the arc-shaped clamping plate (18).

6. The novel elevator overload protection device of claim 1, wherein: the electric telescopic rod (15) is electrically connected with the emergency button (14), and the induction block (9) is electrically connected with the buzzer (13).