CN217498380U

CN217498380U - Escalator step sinking protection device

Info

Publication number: CN217498380U
Application number: CN202221243909.6U
Authority: CN
Inventors: 何彩
Original assignee: Guangxi Special Equipment Inspection and Research Institute
Current assignee: Guangxi Special Equipment Inspection and Research Institute
Priority date: 2022-05-23
Filing date: 2022-05-23
Publication date: 2022-09-27
Anticipated expiration: 2032-05-23

Abstract

The utility model discloses an automatic staircase step protection device that sinks, including staircase curb plate, step return pulley, step bottom belt, buffering arrestment mechanism and tongs mechanism, buffering arrestment mechanism is including flexible cover, the inner wall fixedly connected with buffer spring of flexible cover, buffer spring keeps away from the one end fixedly connected with buffer beam of flexible cover, just the buffer beam extends to the outside of flexible cover, one side fixedly connected with ejector pin that is located buffer spring of buffer beam, the inner wall of flexible cover is located the other brake button that is provided with of buffer spring. The utility model discloses, through buffering arrestment mechanism's effect, can in time make staircase stop motion when the step sinks, reduce the step and sink to passenger's damage, and then reduced the danger of passenger on automatic escalator, utilize buffer spring's effect simultaneously, can reduce the dynamics of sinking when the step sinks to further reduce the damage to the passenger.

Description

Escalator step sinking protection device

Technical Field

The utility model relates to an automatic escalator technical field especially relates to an automatic escalator step protector that sinks.

Background

An escalator, also called an escalator, or an escalator for moving pedestrians, a handrail elevator and an escalator, is a kind of escalator with circulating running steps, and is a fixed electric drive device for transporting passengers upwards or downwards, and an electric escalator is generally obliquely arranged. The steps automatically walking by the pedestrian on one end station of the escalator can be automatically taken to the other end of the escalator, and the steps can be kept horizontal all the way. The stairs are provided with armrests which move synchronously with the stairs for users to hold.

The escalator is widely applied to various public occasions such as markets, stations, hospitals and the like because of having the advantages of strong conveying capacity, capability of continuously bearing a large amount of people flows and capability of being used as a common stair in power failure, but the escalator is complex in structure and is used for a long time, because a large amount of passengers are borne for running every day, the stair collapse is easy to occur in the running process, if the stair collapse occurs in normal running, the escalator cannot be stopped, the passengers are easy to be injured, and the danger of the passengers on the escalator is increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the problem that the steps sink and increase the danger of passengers, and providing an escalator step sink protection device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides an automatic staircase step protector that sinks, includes staircase curb plate, step return pulley, step bottom belt, buffering arrestment mechanism and tongs mechanism, buffering arrestment mechanism is including flexible cover, the inner wall fixedly connected with buffer spring of flexible cover, buffer spring keeps away from the one end fixedly connected with buffer beam of flexible cover, just the buffer beam extends to the outside of flexible cover, the one side fixedly connected with ejector pin that is located buffer spring of buffer beam, the inner wall of flexible cover is located the other brake button that is provided with of buffer spring.

Preferably, tongs mechanism is including a plurality of fixed plates, and is a plurality of the top fixedly connected with a plurality of risers of fixed plate, two it is connected with the pivot to rotate between the riser, just the one end of pivot extends to the outside of riser, the one end fixedly connected with fixed disk of pivot, be connected with torsion spring on the fixed disk, the lateral wall fixedly connected with handle of pivot.

Preferably, a sliding groove is formed in the telescopic sleeve, the buffer rod is connected with the telescopic sleeve in a sliding mode through the sliding groove, and the buffer rod extends to the outside of the telescopic sleeve through the sliding groove.

Preferably, the ejector rod and the brake button are arranged correspondingly, and the telescopic sleeve is fixedly connected to the bottom of the stair.

Preferably, a plurality of the fixing plates are fixedly connected to the inner side of the escalator side plate, and the other end of the torsion spring is connected to one side of the vertical plate.

Preferably, a rotating groove is formed in the vertical plate, the rotating shaft is rotatably connected with the vertical plate through the rotating groove, and the rotating shaft extends to the outer portion of the vertical plate through the rotating groove.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model provides a pair of automatic staircase step protector that sinks, effect through tongs mechanism, under the initial condition, the handle is according to torque spring's effect, be in vertical state, the passenger of being convenient for grasps, when the step appears sinking, the passenger can directly grasp the handle, thereby when the step sinks, guarantee that the passenger is difficult for tumbleing, cause the damage, utilize the rotation effect of pivot simultaneously, can make the handle carry out the forward-backward rotation, the fixed state of handle compares, the flexibility when increasing the handle and using, avoid the passenger to grasp the handle and cause the fracture, no matter this staircase is in and goes upward or down, the passenger of all being convenient for grasps the handle.

2. The utility model provides a pair of automatic escalator step protector that sinks, effect through buffering arrestment mechanism, appear when sinking as the step, it descends to drive the telescope tube, thereby make buffer beam and step bottom belt contact, when buffer beam and step bottom belt contact, make the buffer beam slide to the inside of telescope tube, it presses brake button to drive the ejector pin, thereby make this staircase stop motion, what need explain, through such setting, can be when the step sinks, can in time make staircase stop motion, reduce the step and sink to the damage of passenger, and then reduced the danger of passenger on automatic escalator, utilize buffer spring's effect simultaneously, can be when the step sinks, reduce the dynamics of sinking, thereby further reduce the damage to the passenger.

Drawings

Fig. 1 is a schematic structural view of an escalator step subsidence protection device provided by the present invention;

fig. 2 is a schematic top view of the escalator step subsidence protection device provided by the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 2;

fig. 4 is a side sectional view of the escalator step subsidence protection device provided by the present invention;

fig. 5 is an enlarged view of fig. 4 at B.

In the figure 1, an escalator side plate; 2. a telescopic sleeve; 201. a buffer spring; 202. a buffer rod; 203. A top rod; 204. a brake button; 3. a step; 4. a fixing plate; 401. a vertical plate; 402. a rotating shaft; 403. a handle; 404. fixing the disc; 405. a torsion spring; 5. a step bottom wheel; 6. step bottom belt.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

As shown in fig. 1, 4 and 5, the escalator step subsidence protection device comprises an escalator side plate 1, a step bottom wheel 5, a step bottom belt 6, a buffering brake mechanism and a gripper mechanism, wherein the buffering brake mechanism comprises a telescopic sleeve 2, the telescopic sleeve 2 is fixedly connected with the bottom of a step 3, the inner wall of the telescopic sleeve 2 is fixedly connected with a buffering spring 201, one end of the buffering spring 201 far away from the telescopic sleeve 2 is fixedly connected with a buffering rod 202, the buffer rod 202 extends to the outside of the telescopic sleeve 2, a sliding groove is arranged on the telescopic sleeve 2, the buffer rod 202 is connected with the telescopic sleeve 2 in a sliding way through the sliding groove, and buffer rod 202 extends to the outside of telescopic sleeve 2 through the sliding tray, and one side fixedly connected with ejector pin 203 that is located buffer spring 201 of buffer rod 202, the inner wall of telescopic sleeve 2 is located the other brake button 204 that is provided with of buffer spring 201, and ejector pin 203 and brake button 204 are for corresponding the setting.

As shown in fig. 2 and 3, the gripper mechanism comprises a plurality of fixing plates 4, a plurality of vertical plates 401 are fixedly connected to the upper portions of the fixing plates 4, a rotating shaft 402 is rotatably connected between the two vertical plates 401, one end of the rotating shaft 402 extends to the outer portions of the vertical plates 401, a fixing disc 404 is fixedly connected to one end of the rotating shaft 402, a torsion spring 405 is connected to the fixing disc 404, a handle 403 is fixedly connected to the outer side wall of the rotating shaft 402, the fixing plates 4 are fixedly connected to the inner side of the escalator side plate 1, the other end of the torsion spring 405 is connected to one side of the vertical plate 401, a rotating groove is formed in the vertical plate 401, the rotating shaft 402 is rotatably connected with the vertical plates 401 through the rotating groove, and the rotating shaft 402 extends to the outer portions of the vertical plates 401 through the rotating groove.

As shown in fig. 1 to 5, the functional principle of the present invention can be illustrated by the following operation modes: in the initial state, the handle 403 is in a vertical state according to the action of the torsion spring 405, so that a passenger can conveniently grasp the handle 403, when the step 3 sinks, the passenger can directly grasp the handle 403, so that when the step 3 sinks, the passenger is not easy to fall down and damage is avoided, meanwhile, the handle 403 can rotate back and forth by utilizing the rotating action of the rotating shaft 402, compared with the state that the handle 403 is fixed, the flexibility of the handle 403 in use is increased, the passenger is prevented from grasping the handle 403 to break, and the passenger can conveniently grasp the handle 403 no matter the escalator runs upwards or runs downwards;

in the initial state, the top rod 203 and the brake button 204 are in a separated state, it should be noted that the brake button 204 is a stop button of an escalator (which is not described in detail in the prior art), and the buffer rod 202 is separated from the step bottom belt 6 according to the function of the buffer spring 201, when the step 3 sinks, the telescopic sleeve 2 is driven to descend, so that the buffer rod 202 contacts with the step bottom belt 6, and when the buffer rod 202 contacts with the step bottom belt 6, the buffer rod 202 slides towards the inside of the telescopic sleeve 2, so that the top rod 203 is driven to press the brake button 204, so that the escalator stops running, it should be noted that, by such an arrangement, when the step 3 sinks, the escalator can be stopped in time, so that the damage to passengers due to the sinking of the step 3 is reduced, further the danger of the passengers on the escalator is reduced, and at the same time, the function of the buffer spring 201 is utilized, the force of sinking can be reduced when the steps 3 sink, thereby further reducing the injury to the passengers.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides an automatic staircase step protector that sinks, includes staircase curb plate (1), step return pulley (5), step bottom belt (6), buffering arrestment mechanism and tongs mechanism, its characterized in that, buffering arrestment mechanism is including flexible cover (2), inner wall fixedly connected with buffer spring (201) of flexible cover (2), one end fixedly connected with buffer beam (202) of flexible cover (2) are kept away from in buffer spring (201), just buffer beam (202) extend to the outside of flexible cover (2), one side fixedly connected with ejector pin (203) that is located buffer spring (201) of buffer beam (202), the inner wall of flexible cover (2) is located other brake button (204) that is provided with of buffer spring (201).

2. The escalator step subsidence protection device according to claim 1, wherein the gripper mechanism comprises a plurality of fixing plates (4), a plurality of vertical plates (401) are fixedly connected above the fixing plates (4), a rotating shaft (402) is rotatably connected between the two vertical plates (401), one end of the rotating shaft (402) extends to the outside of the vertical plates (401), a fixed disc (404) is fixedly connected to one end of the rotating shaft (402), a torsion spring (405) is connected to the fixed disc (404), and a handle (403) is fixedly connected to the outer side wall of the rotating shaft (402).

3. The escalator step subsidence protection device according to claim 1, wherein a sliding groove is formed on the telescopic sleeve (2), the buffer rod (202) is slidably connected with the telescopic sleeve (2) through the sliding groove, and the buffer rod (202) extends to the outside of the telescopic sleeve (2) through the sliding groove.

4. The escalator step sag protector according to claim 1, wherein the top bar (203) and the brake button (204) are arranged correspondingly, and the telescopic sleeve (2) is fixedly connected to the bottom of the step (3).

5. The escalator step sag protector according to claim 2, wherein a plurality of the fixing plates (4) are fixedly attached to the inner side of the escalator side plate (1), and the other end of the torsion spring (405) is attached to one side of the riser (401).

6. The escalator step subsidence protection device of claim 2, wherein the vertical plate (401) is provided with a rotation groove, the rotation shaft (402) is rotatably connected with the vertical plate (401) through the rotation groove, and the rotation shaft (402) extends to the outside of the vertical plate (401) through the rotation groove.