CN217972144U

CN217972144U - Elevator overload protection device

Info

Publication number: CN217972144U
Application number: CN202221734667.0U
Authority: CN
Inventors: 叶威; 蔡银夏
Original assignee: Jiangsu Lingzhi Elevator Manufacturing Co ltd
Current assignee: Jiangsu Lingzhi Elevator Manufacturing Co ltd
Priority date: 2022-07-05
Filing date: 2022-07-05
Publication date: 2022-12-06
Anticipated expiration: 2032-07-05

Abstract

The utility model provides an elevator overload protection device, include: a car body; the bearing plate is connected to the inside of the car body in a sliding manner; the two reset components are arranged between the bearing plate and the bottom of the inner wall of the car body; the touch switch is fixedly arranged at the bottom of the inner wall of the car body; two gravity sensor, two the equal fixed mounting of gravity sensor in the bottom of car body inner wall. The utility model provides an elevator overload protection device is through two gravity sensor's setting for weight on the bearing plate is measured, and shows through the display screen, so that the work is taken personnel and is known its numerical value and the numerical value that the elevator bore and carry out the comparison, so that take the more audio-visual understanding bearing condition of personnel better, effectual solution because take the numerical value condition that personnel can't know the elevator bearing in real time, so that the problem of overloading appears.

Description

Elevator overload protection device

Technical Field

The utility model relates to an overload protection field especially relates to an elevator overload protection device.

Background

An elevator is a motor-powered vertical lift equipped with a box-like car for carrying persons or goods in a multi-story building serving a fixed lifting device at a given floor, the vertical lift having a car traveling between at least two vertical rows of rigid guide rails.

In the using process of the elevator, corresponding overload protection equipment is usually arranged in the elevator to avoid the overload danger, and when the elevator is overloaded, an alarm sound is given.

Among the correlation technique, current vertical lift elevator is at the in-process that uses, because different crowds size is different, and the elevator bears the scope also limited, when different size crowds took the elevator, it can't know current weight in real time to take personnel, so that must wait when overloading, when sending the police dispatch newspaper sound, just know the overload condition, do not have the function of understanding directly perceived, and then reduced overload protection's effect.

Therefore, it is necessary to provide an elevator overload protection device to solve the above technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides an elevator overload protection device has solved the problem of unable real-time audio-visual current elevator weight of understanding.

In order to solve the technical problem, the utility model provides an elevator overload protection device includes:

a car body;

the bearing plate is connected to the inside of the car body in a sliding manner;

the two reset components are arranged between the bearing plate and the bottom of the inner wall of the car body;

the touch switch is fixedly arranged at the bottom of the inner wall of the car body;

the two gravity sensors are fixedly arranged at the bottom of the inner wall of the car body and are positioned on two sides of the touch switch;

the display screen, the display screen fixed mounting in the top of car body inner wall one side.

Preferably, the bottom fixedly connected with two L type supports of car body inner wall, two the state that highly for touch switch opened of L type support.

Preferably, one side fixed mounting of car body inner wall has the speaker, the speaker is located the top of display screen.

Preferably, one side at the top of car body inner wall is provided with the camera, and the top fixed mounting of car body inner wall has the light.

Preferably, the reset assembly comprises two extrusion springs fixed to the bottom of the bearing plate, and the two extrusion springs are fixed to the bottom of the inner wall of the car body.

Preferably, the bottom of the inner wall of the car body is slidably connected with moving blocks, one sides, away from each other, of the two moving blocks are hinged with driving supports, and the other sides of the two driving supports are hinged to the bottom of the bearing plate.

Preferably, a first spring is fixedly connected between opposite sides of the two moving blocks.

Compared with the prior art, the utility model provides an elevator overload protection device has following beneficial effect:

the utility model provides an elevator overload protection device, through bearing plate downstream to certain distance, can contact with touch switch, make touch switch control speaker carry out the alarm and remind, and through two gravity sensor's setting, be used for measuring the weight on the bearing plate, and show through the display screen, so that the work is taken personnel and is known its numerical value and the numerical value that the elevator bore and carry out the comparison, so that better take personnel more audio-visual understanding bearing condition, effectual solution because the numerical value condition of taking the unable real-time understanding elevator bearing of personnel, so that the problem of overloading appears.

Drawings

Fig. 1 is a schematic structural diagram of a first embodiment of an elevator overload protection device provided by the present invention;

fig. 2 is a cross-sectional elevation view of the car body shown in fig. 1;

fig. 3 is a cross-sectional top view of the car body shown in fig. 2;

fig. 4 is a schematic structural diagram of a second embodiment of the elevator overload protection apparatus provided by the present invention.

Reference numbers in the figures: 1. a car body; 2. a bearing plate; 3. a reset assembly; 31. a compression spring; 32. a moving block; 33. a drive bracket; 34. a first spring; 4. a touch switch; 5. a gravity sensor; 6. a display screen; 7. an L-shaped bracket; 8. a speaker; 9. a camera; 10. an illuminating lamp.

Detailed Description

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

First embodiment

Please refer to fig. 1, fig. 2, and fig. 3 in combination, wherein fig. 1 is a schematic structural diagram of a first embodiment of an elevator overload protection apparatus according to the present invention; fig. 2 is a cross-sectional elevation view of the car body shown in fig. 1; fig. 3 is a cross-sectional plan view of the car body shown in fig. 2. The elevator overload protection device includes:

a car body 1;

the bearing plate 2 is connected to the inside of the car body 1 in a sliding manner;

the two reset components 3 are arranged between the bearing plate 2 and the bottom of the inner wall of the car body 1;

the touch switch 4 is fixedly arranged at the bottom of the inner wall of the car body 1;

the two gravity sensors 5 are fixedly arranged at the bottom of the inner wall of the car body 1, and the two gravity sensors 5 are positioned at two sides of the touch switch 4;

the display screen 6 is fixedly arranged at the top of one side of the inner wall of the car body 1;

the reset components 3 adopt reset parts in the prior art and are used for driving the bearing plate 2 to reset, and the bearing capacity of the two reset components 3 is the threshold value of the overload of the elevator;

the gravity sensor 5 adopts a gravity sensing instrument in the prior art and is used for detecting the weight on the bearing plate 2

The bearing plate 2 moves downwards to a certain distance, and then can be contacted with the touch switch 4, so that the touch switch 4 controls the loudspeaker 8 to alarm and remind, and the gravity sensor 5 and the touch switch 4 are connected with the display screen 6 and the loudspeaker 8 in the connection mode of the prior art;

the two gravity sensors 5 are used for measuring the weight on the bearing plate 2 and displaying the weight through the display screen 6, so that a worker can know the numerical value of the weight and compare the numerical value with the numerical value born by the elevator, and the worker can know the bearing condition more intuitively;

the problem of overloading because the numerical condition of elevator bearing can not be known in real time by the passengers is effectively solved.

The bottom of the inner wall of the car body 1 is fixedly connected with two L-shaped supports 7, and the heights of the two L-shaped supports 7 are in the state that the touch switch 4 is turned on;

through the setting of two L type supports 7 for when moving down to the extreme low position to bearing plate 2, carry on spacingly, avoid bearing plate 2 downstream amplitude too big, cause touch switch 4's damage.

A loudspeaker 8 is fixedly arranged on one side of the inner wall of the car body 1, and the loudspeaker 8 is positioned at the top of the display screen 6;

through the setting of the loudspeaker 8 for giving an overload warning.

A camera 9 is arranged on one side of the top of the inner wall of the car body 1, and an illuminating lamp 10 is fixedly arranged on the top of the inner wall of the car body 1;

through the setting of camera 9, be convenient for make a video recording to the inside condition of elevator to the understanding that supplies the backstage, through the setting of light 10 moreover, be used for the inside illumination that throws light on of elevator.

The utility model provides an elevator overload protection device's theory of operation as follows:

in the personnel of taking got into the elevator, stood at the top of bearing plate 2, along with the increase of number of people, bearing plate 2 will the downstream, carries out gravity detection through gravity sensor 5 to show through display screen 6, for the personnel of taking directly perceived understanding, when bearing plate 2 downstream was to touch switch 4 contact, this was that touch switch 4 will control speaker 8 and send out overload alarm.

Second embodiment

Referring to fig. 4, a second embodiment of the present application provides another elevator overload protection device based on the elevator overload protection device provided by the first embodiment of the present application. The second embodiment is only the preferred mode of the first embodiment, and the implementation of the second embodiment does not affect the implementation of the first embodiment alone.

Specifically, the elevator overload protection device provided by the second embodiment of the present application is different in that the reset assembly 3 includes two pressing springs 31 fixed to the bottom of the bearing plate 2, and both the two pressing springs 31 are fixed to the bottom of the inner wall of the car body 1;

the load-bearing plate 2 can be pressed by the elastic forces of the two pressing springs 31, so that the load-bearing plate 2 is reset.

The bottom of the inner wall of the car body 1 is connected with moving blocks 32 in a sliding manner, one sides, away from each other, of the two moving blocks 32 are hinged with driving brackets 33, and the other sides of the two driving brackets 33 are hinged to the bottom of the bearing plate 2;

through the movement of the two moving blocks 32 in the direction away from each other, the two driving brackets 33 can be extruded, so that the two driving brackets 33 are unfolded, the bearing plate 2 is further jacked up, and the reset operation is formed.

A first spring 34 is fixedly connected between the opposite sides of the two moving blocks 32;

the two moving blocks 32 may be pressed by the elastic force of the first spring 34 itself, so that the two moving blocks 32 move in the direction away from each other.

The above is only the embodiment of the present invention, not limiting the scope of the present invention, all the equivalent structures or equivalent processes of the present invention can be used in other related technical fields, directly or indirectly, or in the same way as the present invention.

Claims

1. An elevator overload protection device, comprising:

a car body (1);

the bearing plate (2) is connected to the inside of the car body (1) in a sliding manner;

the two resetting components (3) are arranged between the bearing plate (2) and the bottom of the inner wall of the car body (1);

the touch switch (4), the touch switch (4) is fixedly arranged at the bottom of the inner wall of the car body (1);

the two gravity sensors (5) are fixedly mounted at the bottom of the inner wall of the car body (1), and the two gravity sensors (5) are located on two sides of the touch switch (4);

display screen (6), display screen (6) fixed mounting in the top of car body (1) inner wall one side.

2. The elevator overload protection device according to claim 1, wherein two L-shaped brackets (7) are fixedly connected to the bottom of the inner wall of the car body (1), and the height of the two L-shaped brackets (7) is the state that the touch switch (4) is turned on.

3. The elevator overload protection device of claim 1, wherein a speaker (8) is fixedly mounted on one side of the inner wall of the car body (1), and the speaker (8) is positioned at the top of the display screen (6).

4. The elevator overload protection device of claim 1, wherein a camera (9) is arranged on one side of the top of the inner wall of the car body (1), and a lighting lamp (10) is fixedly mounted on the top of the inner wall of the car body (1).

5. The elevator overload protection device according to claim 1, wherein the return assembly (3) comprises two compression springs (31) fixed to the bottom of the bearing plate (2), and the two compression springs (31) are fixed to the bottom of the inner wall of the car body (1).

6. The elevator overload protection device according to claim 5, wherein the bottom of the inner wall of the car body (1) is slidably connected with moving blocks (32), one side of each of the two moving blocks (32) away from each other is hinged with a driving support (33), and the other side of each of the two driving supports (33) is hinged to the bottom of the bearing plate (2).

7. The elevator overload protection device of claim 6, wherein a first spring (34) is fixedly connected between opposite sides of the two moving blocks (32).