CN106829706A - A kind of elevator cage component with anti-drop function - Google Patents

Abstract

The invention discloses an elevator sill assembly with anti-off function, which comprises a sill body and a slider. The sill body is provided with a chute, and the slider is slidably fitted in the chute. , characterized in that: the chute includes a guide groove and an anti-off groove, the slider includes a support plate and an anti-off hook, the guide groove is slidably matched with the support plate, and the anti-off groove Slidingly matched with the anti-detachment hook, the cross-section of the anti-detachment hook is "L" shape, the chute is an inverted "T" shape, and the outer surface of the lower end of the slider also has a limit block. The elevator sill assembly with the anti-off function of the present invention not only improves the cross-section of the anti-off hook, but also installs a limit block on the outer surface of the lower end of the slider to play a role of limit buffer and ensure that the door panel is hit. It does not break away from the sill when it is deformed, which increases the overall safety of the elevator door system.

Description

An elevator sill assembly with anti-off function

technical field

The invention relates to the technical field of elevator sills, in particular to an elevator sill assembly with an anti-off function.

Background technique

An elevator is a vertical elevator powered by an electric motor, used for the transportation of people or goods in multi-storey buildings. With the rapid development of social economy and the continuous improvement of people's living standards, elevators have become an indispensable part of daily life.

When using the elevator, due to some accidents, passengers waiting for the elevator or their bags and luggage will hit the elevator landing door. Sometimes, the impact force will exceed the force required by the pendulum test, and the door panel will be deformed. However, the existing Most of the sills do not block the longitudinal movement of the slider at the lower end of the door panel or the blocking force is not enough, causing the slider to break away from the sill, causing the door panel to open due to the loss of the lower limit, causing passengers or their valuables to fall into the shaft, resulting in Casualty accidents will also damage the elevator components in the hoistway at the same time, affecting the use of the elevator.

For example, China Patent No. 201520762416.7, an invention patent named "Elevator Sill", discloses a traditional sill assembly that installs a slider on the anti-off piece to limit the position, but its movement blocking force in the longitudinal direction is still not enough However, when the door panel is deformed, there is still a hidden danger that the slide block will break away from the sill chute and cause the door panel to open, resulting in a safety accident.

Contents of the invention

In view of this, in order to overcome the defects of the prior art, the object of the present invention is to provide an elevator sill assembly with an anti-off function, which not only improves the cross section of the anti-off hook, but also improves the outer surface of the lower end of the slider A limit block is also installed to ensure that the sliding block does not leave the sill when the door panel is deformed due to impact, which increases the overall safety of the elevator.

In order to achieve the above object, the present invention adopts the following technical solutions:

An elevator sill assembly with anti-off function, comprising a sill body and a slider, the sill body is provided with a chute, the slider is slidably fitted in the chute, the The chute includes a guide groove and an anti-off groove, the slider includes a support plate and an anti-off hook, the guide groove is slidably fitted with the support plate, and the anti-off groove is slidably fitted with the anti-off hook , the cross-section of the anti-detachment hook is "L" shape, the chute is an inverted "T" shape, and the outer surface of the lower end of the slider also has a limit block.

Preferably, the guide groove extends vertically and has an upward opening, the anti-loosening groove extends horizontally, and the anti-loosening groove communicates with the guide groove.

More preferably, the support plate extends vertically, its upper end is connected with the lower end of the elevator door panel through a bolt and nut assembly, and its lower end is connected with the anti-detachment hook.

Further preferably, the lower end of the elevator door panel is provided with a notch, and the upper end of the slider is installed in the notch. In the prior art, most of the sliders are directly installed at the bottom of the elevator door panel. Such an installation method is not firm enough, and it is easy to cause the slider to come out of the sill chute when the elevator door panel is hit. The lower end of the elevator door panel of the present invention is provided with a notch, the slider is installed in the notch, and the bolt and nut assembly is hidden in the notch, which also avoids the problems caused by the installation method of the prior art. Security risks.

Still preferably, at least two groups of the sliders are installed on the lower end of the elevator door panel.

Also preferably, the "L"-shaped bending directions of the multiple sets of anti-detachment hooks installed on the lower end of the elevator door panel are opposite. This installation method ensures that the elevator door panel is deformed when it is impacted, and when the slider moves upward, the anti-detachment hooks can respectively hook the anti-detachment grooves on both sides, so that the force on the lower end of the elevator door panel is balanced, preventing the slider from moving out of the chute. Increase the overall safety of the elevator.

Preferably, the cross section of the anti-detachment hook can also be an inverted "T" shape. Such an anti-decoupling design can more effectively prevent the slider from moving out of the chute.

More preferably, the limiting block is in a shape matching the anti-detachment hook. When making the limit block, the outer surface of the limit block is set to match the two sides of the chute, and this design can ensure that the limit block exerts the maximum limit effect and ensures the safety of the elevator. .

Further preferably, the limiting block is made of rubber. There will inevitably be shaking during the opening and closing of the elevator door panels. Even if the distance between the slider and the two sides of the chute is relatively large, there is no guarantee that the slider will never touch the sides of the chute. There will be harsh noise due to friction, and a rubber limit block is added to the outer surface of the lower end of the slider. It plays the role of protecting the slider; the hardness of the rubber is moderate, and it has a certain limit effect; and the rubber has a certain elasticity, which can play a buffer role. When the elevator door panel is hit, it can absorb a certain amount of energy and convert it into itself. The elastic potential energy of the elevator improves the comfort of the elevator and improves the safety performance of the elevator.

Preferably, the slider is integrally bent from a steel plate. The manufacture is convenient, and the mechanical performance of the steel plate is good, which ensures that the slider will not be easily deformed.

Compared with the prior art, the elevator sill assembly with anti-detachment function of the present invention changes the traditional slider into a support plate plus an anti-decoupling structure, not only improving the cross section of the anti-decoupling, but also at the lower end of the slider. The outer surface of the upper part is also equipped with a limit block, which acts as a limit buffer, and multiple sets of sliders are installed on the lower part of the elevator door panel to ensure that the door panel does not break away from the sill when it is deformed by impact, which increases the overall safety of the elevator door system. It has wide application range, good operation stability and high safety.

Description of drawings

Fig. 1 is the schematic diagram of the elevator sill assembly with anti-off function of the present invention;

Fig. 2 is A-A sectional view among the embodiment one;

Fig. 3 is the B-B sectional view among the embodiment one;

Figure 4 is a top view of the slider in the elevator sill assembly of Embodiment 1;

Fig. 5 is a C-C sectional view among Fig. 4;

Fig. 6 is A-A sectional view among the embodiment two;

Among them: elevator door panel-1, slider-2, support plate-201, anti-detachment hook-202, sill body-3, bolt and nut assembly-4, chute-5, guide groove-501, anti-detachment groove-502, Limit block-6, gap-7.

detailed description

Preferred embodiments of the present invention will be described in detail below in conjunction with the accompanying drawings.

Embodiment one

Referring to Figures 1 to 5, an elevator sill assembly with an anti-off function in this embodiment includes a sill body 3 and a slider 2, the sill body 3 is provided with a chute 5, and the slider 2 is slidably fitted on the slider In the groove 5, the chute 5 includes a guide groove 501 and an anti-off groove 502, the slider 2 includes a support plate 201 and an anti-off hook 202, the guide groove 501 is slidably matched with the support plate 201, and the anti-off groove 502 is slidably matched with the anti-off hook 202, The anti-detachment hook 202 has an "L"-shaped cross section, and the chute 5 has an inverted "T" shape. The guide groove 501 extends vertically and has an upward opening, the anti-loosening groove 502 extends horizontally, and the anti-loosening groove 502 communicates with the guide groove 501 . The support plate 201 extends vertically, its upper end is connected with the lower end of the elevator door panel 1 through the bolt and nut assembly 4 , and its lower end is connected with the anti-detachment hook 202 .

The lower end of the elevator door panel 1 is provided with a notch 7 , and the upper end of the slider 2 is installed in the notch 7 . In the prior art, most of the sliders 2 are directly installed on the bottom of the elevator door panel 1. Such an installation method is not firm enough, and it is easy to cause the slider 2 to slip out of the sill chute 5 when the elevator door panel 1 is hit. The lower end of the elevator door panel 1 in this embodiment is provided with a notch 7, the slider 2 is installed in the notch 7, and the bolt and nut assembly 4 is hidden in the notch 7, which also avoids the potential safety hazard caused by the prior art installation method.

The lower end of the elevator door panel 1 is equipped with at least two groups of the above-mentioned sliders 2, and the "L"-shaped bending directions of the installed multiple groups of anti-off hooks 202 are opposite. The lower end of the elevator door panel 1 in this embodiment is equipped with three sets of the sliders 2 , and the two sets of anti-detachment hooks 202 on the outside are opposite to the "L" shape of the middle anti-detachment hooks 202 in the opposite direction. Such an installation method can make the lower end of the elevator door panel 1 balanced in force, which ensures that the elevator door panel 1 is deformed when it is hit and drives the slider 2 to move upwards. The slide block 2 moves out of the chute 5, which increases the overall safety of the elevator.

The outer surface of the lower end of the slider 2 also has a limiting block 6 . The limiting block 6 is in a shape matching with the anti-detachment hook 202 . When making the limit block 6, the outer surface of the limit block 6 is set to match the two sides of the chute 2 to touch away. In this embodiment, the distance between the outer surface of the limit block 6 and the two sides of the chute 5 is 3mm. In other embodiments, the distance between the outer surface of the limiting block 6 and the two sides of the chute 5 can be set according to the actual situation. Such a design can ensure that the limit block 6 exerts the maximum limit effect and ensures the safety of the elevator.

The limiting block 6 is made of rubber. The elevator door panel 1 will inevitably shake during the opening and closing process. Even if the distance between the slider 2 and the two sides of the chute 5 is relatively large, it cannot be guaranteed that the slider 2 and the two sides of the chute 5 will never touch. There will be friction between the two metals to make harsh noises, and a rubber stopper 6 is added to the outer surface of the lower end of the slider 2. Even if the stopper 6 contacts with both sides of the chute 5 and generates friction, it will not make noise. Noise; the rubber has good wear resistance and can protect the slider 2; the hardness of the rubber is moderate and has a certain limit effect; and the rubber has a certain elasticity and can play a buffer role. It can absorb a certain amount of energy and convert it into its own elastic potential energy, which improves the comfort of the elevator and improves the safety performance of the elevator.

The slider 2 is integrally bent from a steel plate. The manufacture is convenient, and the mechanical properties of the steel plate are good, which ensures that the slider 2 will not be easily deformed.

Embodiment two

Referring to Fig. 1 and Fig. 6, an elevator sill assembly with anti-off function of this embodiment is basically the same as Embodiment 1, the difference is that anti-off hook 202 of this embodiment can also be in an inverted "T" shape. The anti-detachment hook 6 of the inverted "T" shape can be integrally bent by a steel plate, and can also be welded according to actual conditions. Such an anti-decoupling design can more effectively prevent the slider from moving out of the chute and ensure the safety of the elevator.

The above-mentioned embodiments are only to illustrate the technical concept and characteristics of the present invention. Equivalent changes or modifications made in the spirit shall fall within the protection scope of the present invention.

Claims (10)

1. An elevator sill assembly with an anti-off function, comprising a sill body and a slider, the sill body is provided with a chute, and the slider is slidably fitted in the chute, its It is characterized in that: the chute includes a guide groove and an anti-off groove, the slider includes a support plate and an anti-off hook, the guide groove is slidably matched with the support plate, and the anti-off groove is matched with the anti-off groove The above anti-detachment hook is slidingly fitted, the cross section of the anti-detachment hook is "L" shaped, the chute is an inverted "T" shape, and the outer surface of the lower end of the slider also has a limit block. 2. An elevator sill assembly with an anti-off function according to claim 1, wherein the guide groove extends vertically and has an upward opening, and the anti-off groove extends horizontally Extending, the anti-loosening groove communicates with the guide groove. 3. An elevator sill assembly with anti-off function according to claim 2, characterized in that: said support plate extends vertically, and its upper end is connected with the lower end of the elevator door plate through a bolt and nut assembly , the lower end of which is connected with the anti-detachment hook. 4. An elevator sill assembly with anti-off function according to claim 3, characterized in that: the lower end of the elevator door panel is provided with a notch, and the upper end of the slider is installed in the notch . 5. An elevator sill assembly with anti-off function according to claim 4, characterized in that: at least two groups of the sliders are installed on the lower end of the elevator door panel. 6. An elevator sill assembly with a detachment prevention function according to claim 5, wherein the "L"-shaped bending directions of the multiple sets of detachment prevention hooks installed on the lower end of the elevator door panel are opposite. 7 . The elevator sill assembly with anti-off function according to claim 1 , characterized in that: the cross-section of the anti-off hook can also be an inverted "T" shape. 8 . The elevator sill assembly with anti-off function according to claim 7 , wherein the limit block is shaped to match the anti-off hook. 9 . 9. The elevator sill assembly with anti-off function according to claim 8, characterized in that: the limiting block is made of rubber. 10. An elevator sill assembly with anti-falling function according to claim 1, characterized in that: said slider is formed by bending a steel plate integrally.