WO2022021147A1

WO2022021147A1 - Safety skirting panel structure of escalator and escalator

Info

Publication number: WO2022021147A1
Application number: PCT/CN2020/105548
Authority: WO
Inventors: 黄东凌; 詹炜
Original assignee: 深圳市特种设备安全检验研究院
Priority date: 2020-07-29
Filing date: 2020-07-29
Publication date: 2022-02-03

Abstract

A safety skirting panel structure of an escalator and the escalator. The safety skirting panel structure (100) of the escalator comprises a skirting panel (1) and a plurality of rolling devices (2); the skirting panel (1) is provided on one side of the stair (1000) of the escalator; the inner side of the lower end of the skirting panel (1) is provided with gap areas which face the end face of the stair (1000) and are arranged at intervals; the plurality of rolling devices (2) are arranged on the inner side of the skirting panel (1) and distributed in the gap areas; the plurality of rolling devices (2) are arranged at intervals in the length direction of the skirting panel (1); and each rolling device (2) comprises a mounting shaft provided in the axial direction and perpendicular to the running direction of the stair and a rolling element (21) rolling around the mounting shaft. According to the safety skirting panel structure (100) of the escalator, the gap areas are filled with the plurality of rolling devices (2) which are arranged in the axial direction and perpendicular to the running direction of the stair. As a result, friction force generated when a flexible object is in contact with the skirting panel (1) is reduced, and therefore the flexible object is prevented from being clamped in the gap areas between the skirting panel (1) and the stair (1000), and injury accidents are reduced.

Description

A kind of escalator safety apron structure and escalator

technical field

The present application relates to the technical field of escalators, in particular to an escalator safety apron board structure and an escalator.

Background technique

Accidents where a child is caught by the apron board while riding an escalator usually occurs when the escalator goes down, and the caught part is usually the child's hand or a flexible shoe it wears. Based on these phenomena, we found through research that although the surface of the apron is smooth to prevent objects from being caught in it, although the smooth surface of the apron can effectively reduce the frictional force when a hard object is in contact with it, it cannot effectively reduce the flexibility. The frictional force of an object when it comes into contact with it. Therefore, when the escalator is running down, when there is a flexible object in contact with the apron board and there is a certain positive pressure, a large friction force will be generated and the flexible object will quickly stick to the step kick board until it is clamped. into the gap between the apron and the steps, resulting in an injury accident.

technical solutions

The main purpose of this application is to propose an escalator safety apron structure and an escalator, which aim to reduce the frictional force when a flexible object is in contact with the apron when the escalator is running, and prevent the flexible object from being caught between the apron and the steps. The gap between them can lead to injury accidents.

In order to achieve the above-mentioned purpose, a kind of escalator safety apron board structure proposed in this application includes:

an apron board, the apron board is arranged on one side of a step of the escalator, and the inner side of the lower end of the apron board has a gap area that is directly opposite to the end face of the step and arranged at intervals; and,

A plurality of rolling devices are arranged on the inner side of the apron board and are arranged to the gap area, the plurality of rolling devices are arranged at intervals along the length direction of the apron board, and each of the rolling devices includes The installation shaft arranged vertically in the running direction of the steps and the rolling element rotating around the installation shaft.

Optionally, the escalator safety apron plate structure further includes a fixing plate for installing the plurality of rolling devices, and the fixing plate is detachably installed to the inner side of the lower end of the apron plate; and/or,

The material of the rolling element is metal material or non-metal material; and/or,

Each of the rolling devices further includes a mounting shaft extending in an axial direction along a direction perpendicular to the running direction of the steps, the rolling element is rotatably mounted on the mounting shaft, and the apron is provided with a mounting shaft for the mounting shaft. The installed installation part, wherein an axial limit structure is arranged between the installation shaft and the installation part to limit the movement of the installation shaft along its axial direction.

Optionally, each of the rolling devices further includes a mounting shaft extending in a direction perpendicular to the running direction of the steps;

the rolling element is mounted on the mounting shaft;

The fixing plate is provided with a mounting part for the mounting shaft to be mounted;

Wherein, the installation shaft is rotatably installed on the installation portion, and the rolling element is fixedly installed on the installation shaft to rotate together with the installation shaft, or the installation shaft is fixedly installed on the installation portion, The rolling element is rotatably mounted on the mounting shaft, so that the rolling element can be rotated.

Optionally, the mounting shaft is rotatably mounted on the mounting portion through a bearing, and the rolling element is fixedly mounted on the mounting shaft.

Optionally, the mounting portion is provided with an assembly hole, and the assembly hole extends along a direction perpendicular to the running direction of the steps;

The mounting shaft is rotatably mounted on the mounting hole, and the rolling element is fixedly mounted on the mounting shaft.

Optionally, the mounting portion includes at least two supports spaced along the axial direction and the vertical direction of the step running direction, and the mounting shaft is rotatably mounted between two adjacent supports.

Optionally, each of the rolling devices includes at least two of the rolling elements, the at least two rolling elements are sleeved on the same mounting shaft, and among the at least two rolling elements, at least one group of adjacent two A support member is arranged between each of the rolling members to support the installation shaft.

Optionally, the mounting portion includes at least two supports spaced in the axial direction along a direction perpendicular to the running direction of the steps;

The rolling element is provided with a through hole extending in a direction perpendicular to the running direction of the steps;

Both ends of the mounting shaft respectively extend to pass through the holes of the at least two rolling elements so as to be rotatably mounted with the two adjacent supports.

Optionally, more than one rolling element is sleeved on the mounting shaft.

In order to achieve the above purpose, the application also proposes an escalator, including the escalator safety apron structure as described above, and the escalator safety apron structure includes:

an apron board, the apron board is provided on one side of the step of the escalator, and the inner side of the lower end of the apron board has a gap area for being opposite to and spaced apart from the end face of the step; and,

A plurality of rolling devices are arranged on the inner side of the apron plate and are arranged to the gap area, the plurality of rolling devices are arranged at intervals along the length direction of the apron plate, and each of the rolling devices includes an axis along a shaft A rolling element that rotates to a mounting shaft set perpendicular to the running direction of the steps.

In the technical solution provided by the present application, the escalator safety apron board structure includes an apron board and a plurality of rolling devices, the apron board is arranged on one side of the steps of the escalator, and the inner side of the lower end of the apron board has the same diameter as the apron board. The end faces of the steps are opposite to and spaced apart from the gap area, and a plurality of the rolling devices are provided on the inner side of the apron board and are arranged to the gap region, because the plurality of rolling devices are along the length direction of the apron board. The rolling devices are arranged at intervals, and each of the rolling devices includes a rolling member that rotates along an installation shaft arranged perpendicular to the running direction of the steps along the axial direction. The parts fill the gap area, reducing the friction when the flexible object is in contact with the apron board, thereby preventing the flexible object from being clamped into the gap area between the apron board and the steps, and reducing the occurrence of injury accidents.

Description of drawings

In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the following briefly introduces the accompanying drawings required for the description of the embodiments or the prior art. Obviously, the drawings in the following description are only These are some embodiments of the present application. For those of ordinary skill in the art, other drawings can also be obtained according to the structures shown in these drawings without any creative effort.

1 is a schematic structural diagram of an implementation of an escalator safety apron board provided by the application;

Fig. 2 is the sectional schematic diagram at A-A place in Fig. 1;

Fig. 3 is the enlarged schematic diagram at B in Fig. 2;

4 is a schematic diagram of an embodiment cut through the installation shaft at B in FIG. 2;

Fig. 5 is the schematic diagram of section B between two installation shafts in Fig. 4;

FIG. 6 is a schematic diagram of another embodiment cut through the installation shaft at C in FIG. 2 .

Description of reference numbers:

标号 label	名称 name	标号 label	名称 name
1000 1000	输送台阶 Conveyor steps	3 3	固定板 fixed plate
100 100	自动扶梯安全围裙板结构 Escalator safety apron structure	31 31	安装孔 Mounting holes
1 1	围裙板 apron board	4 4	安装部 Installation Department
11 11	螺纹孔 Threaded hole	41 41	支座 support
2 2	滚动装置 rolling device	42 42	固定孔 fixing hole
21 twenty one	滚动件 Roller	5 5	支撑件 supporting item
22 twenty two	安装轴 Install the shaft	6 6	环形垫片 Ring gasket
221 221	限位槽 Limit slot

The realization, functional characteristics and advantages of the purpose of the present application will be further described with reference to the accompanying drawings in conjunction with the embodiments.

detailed description

The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only a part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the protection scope of the present application.

It should be noted that if there are directional indications (such as up, down, left, right, front, back, etc.) involved in the embodiments of the present application, the directional indications are only used to explain a certain posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication also changes accordingly.

In addition, if there are descriptions related to "first", "second", etc. in the embodiments of the present application, the descriptions of "first", "second", etc. are only for the purpose of description, and should not be construed as indicating or implying Its relative importance or implicitly indicates the number of technical features indicated. Thus, a feature delimited with "first", "second" may expressly or implicitly include at least one of that feature. In addition, the meaning of "and/or" appearing in the whole text includes three parallel schemes. Taking "A and/or B" as an example, it includes scheme A, scheme B, or scheme satisfying both of A and B. In addition, the technical solutions between the various embodiments can be combined with each other, but must be based on the realization by those of ordinary skill in the art. When the combination of technical solutions is contradictory or cannot be realized, it should be considered that the combination of such technical solutions does not exist. , is not within the scope of protection claimed in this application.

Please refer to FIG. 1 , the escalator safety apron board structure 100 provided by the present application includes an apron board 1 and a plurality of rolling devices 2, the apron board 1 is used to be arranged on one side of the steps 1000 of the escalator, the apron board The inner side of the lower end of the plate 1 is provided with a gap area that is directly opposite to the end face of the step 1000 and arranged at intervals. A plurality of the rolling devices 2 are arranged on the inner side of the apron plate 1 and are arranged to the gap area. A plurality of rolling devices 2 are arranged at intervals along the length direction of the apron board 1 , and each of the rolling devices 2 includes a rolling member 21 that rotates along a mounting shaft arranged perpendicular to the running direction of the steps in the axial direction.

In the technical solution provided in the present application, the escalator safety apron board structure 100 includes an apron board 1 and a plurality of rolling devices 2. The apron board 1 is arranged on one side of the step 1000 of the escalator. The inner side of the lower end has a gap area facing the end face of the step 1000 and arranged at intervals, and a plurality of the rolling devices 2 are arranged on the inner side of the apron plate 1 and are arranged to the gap area, because the plurality of rolling devices 2 are arranged in the gap area. 2 are arranged at intervals along the length direction of the apron board 1, and each of the rolling devices 2 includes a rolling member 21 that rotates along an installation shaft arranged perpendicular to the running direction of the steps in the axial direction. The rolling elements 21 of the installation shaft, which are arranged in the axial direction perpendicular to the running direction of the steps, fill the gap area, reduce the frictional force when the flexible objects are in contact with the apron board 1, and prevent the flexible objects from being clamped into the apron board 1 and the steps. The gap area between 1000 reduces the occurrence of injury accidents.

In order to facilitate the disassembly and assembly of the plurality of rolling devices 2 , referring to FIGS. 1 and 2 , the escalator safety apron structure 100 further includes a fixing plate 3 for installing the plurality of rolling devices 2 , and the fixing plate 3 can be It is disassembled and installed to the inner side of the lower end of the apron plate 1, so that when the rolling device 2 is worn or faulty, it is only necessary to remove the fixing plate 3 from the inner side of the lower end of the apron plate 1 and replace the rolling device with a new one. 2, the operation is simple.

It should be noted that the present application does not limit the material of the rolling element 21. When the material of the rolling element 21 is a metal material, the rolling element 21 has good rigidity, and the material of the rolling element 21 can also be It is a non-metallic material, such as nylon or Teflon and other pipes, which reduces the cost and weight of the rolling element 21 , and reduces the friction coefficient between the rolling element 21 and the installation shaft 22 .

There are many ways to realize the detachable installation of the fixing plate 3, for example, through the cooperation of the card protrusion and the card slot, through the magnetic attraction of two magnets, screw connection, etc. Specifically, referring to FIG. 3, in the embodiment of the present application Among them, the fixing plate 3 and the inner side of the lower end of the apron plate 1 are respectively provided with mounting holes 31 and threaded holes 11, respectively. It is detachably installed on the inner side of the lower end of the apron board 1, and the operation is simple.

In order to realize the rotational installation of the rolling elements 21 , each of the rolling devices 2 further includes a mounting shaft 22 extending along an axial direction and a direction perpendicular to the running direction of the steps, and the rolling elements 21 are mounted on the mounting shaft 22 . , the fixing plate 3 is provided with a mounting portion 4 for the mounting shaft 22, wherein the mounting shaft 22 is rotatably mounted on the mounting portion 4, and the rolling element 21 is fixedly mounted on the mounting shaft 22, so that the rolling element 21 rotates together with the mounting shaft 22, or the mounting shaft 22 is fixedly mounted on the mounting portion 4, and the rolling element 21 is rotatably mounted on the mounting shaft 22, so that The rolling element 21 is rotatable.

It should be noted that, in other embodiments, the installation shaft 22 may also be rotatably installed on the installation portion 4 , and the rolling element 21 may be rotatably installed on the installation shaft 22 , so as to prevent the installation shaft 22 from malfunctioning If it cannot rotate relative to the mounting part 4, the rolling element 21 can rotate relative to the mounting shaft 22, or the rolling element 21 cannot rotate relative to the mounting shaft 22 due to a fault, and the mounting shaft 22 can rotate relative to the mounting shaft 22. The part 4 is rotated, thereby reducing the frictional force when the flexible object is in contact with the apron board 1, and the effect is good.

Specifically, there are various installation methods for realizing the rotation of the rolling element 21. In an implementation manner of the present application, the installation shaft 22 is rotatably installed on the installation portion 4 through a bearing, and the rolling element 21 is fixedly installed in the installation portion 4. The installation shaft 22 is arranged so that the rolling element 21 rotates smoothly and reduces the friction force between the flexible object and the apron plate 1, thereby reducing the risk of the object being caught in the gap area.

Specifically, there are various installation ways to realize the rotation of the rolling element 21. In another implementation way of the present application, referring to FIG. 1 and FIG. 3 , the installation part 4 is provided with an assembly hole, and the assembly hole is along the Extending in a direction perpendicular to the running direction, the mounting shaft 22 is rotatably mounted on the mounting hole, and the rolling element 21 is fixedly mounted on the mounting shaft 22. In this way, the clearance between the mounting shaft 22 and the mounting hole passes through. In cooperation, the installation shaft 22 is rotated, so that the rolling element 21 is rotated, the structure is simple, and the disassembly and assembly are convenient.

In order to prevent the installation shaft 22 from moving along its axial direction, each of the rolling devices 2 further includes an installation shaft 22 extending in an axial direction perpendicular to the running direction of the steps, and the rolling element 21 is rotatably installed on the For the installation shaft 22, the apron plate 1 is provided with an installation part 4 for the installation shaft 22 to be installed, wherein an axial limit structure is provided between the installation shaft 22 and the installation part 4 to limit The movement of the installation shaft along its axial direction, specifically, in one embodiment, referring to FIG. 4 , the installation shaft 22 is correspondingly installed on the surface of the installation portion 4 with a limiting groove 221 . The limiting groove 221 is used to limit the movement of the mounting shaft 22 in its axial direction. Referring to FIG. 5 , the mounting portion 4 is provided with a fixing hole 42, and the fixing hole 42 corresponds to the threaded hole 11. A bolt can pass through the fixing hole 42 and the threaded hole 11 in sequence, so that the mounting portion 4 is fixed to the apron plate 1 , which saves costs and is easy to operate.

In order to make the installation of the installation shaft 22 more stable, referring to FIG. 1 , the installation part 4 includes at least two supports 41 spaced apart along the axial direction and the vertical direction of the step running direction, and two adjacent supports The mounting shafts 22 are rotatably mounted between the seats 41 , and in this way, two adjacent supports 41 are rotatably mounted on both ends of the mounting shafts 22 , so that the mounting shafts 22 are installed more stably.

Specifically, referring to 1 and FIG. 6 , each of the rolling devices 2 includes at least two rolling elements 21 , the at least two rolling elements 21 are sleeved on the same mounting shaft 22 , and the at least two rolling elements 21 roll Among the components 21, at least one set of adjacent rolling elements 21 is provided with a support 5, and the mounting shaft 22 is supported by the support 5, so as to prevent the mounting shaft 22 from being bent and deformed after being pressed, which may affect the The rotation of the rolling element 21 .

Further, the mounting portion 4 includes at least two supports 41 spaced along the axial direction and the vertical direction of the step running direction, and the rolling element 21 is provided with extending vertically along the axial direction and the step running direction. Through holes, the two ends of the installation shaft 22 respectively extend to the through holes passing through the at least two rolling elements 21 to be rotatably installed with the two adjacent supports 41 . The rotation of the rolling element 21 is installed, and the rotation of the rolling element 21 is made more stable.

In order to prevent the rolling element 21 from contacting with the support 41 during the rotation process, which may cause the rolling element 21 or the support 41 to wear out, referring to FIG. 3 , the escalator safety apron structure 100 further includes an annular gasket 6. The annular washer 6 is arranged between the support 41 and the rolling element 21, and is sleeved on the mounting shaft 22. In this way, the action of the annular spacer 6 can prevent the support. The seat 41 and the rolling elements 21 are worn.

2 , specifically, in the embodiment of the present application, more than one rolling element 21 is sheathed on the installation shaft 22 , which saves costs and makes the installation of the escalator safety apron plate structure 100 simple.

The present application also proposes an escalator, the escalator includes an escalator safety apron structure 100, and the escalator safety apron structure 100 adopts all the technical solutions of the above-mentioned embodiments, so it also has the technical solutions of the above-mentioned embodiments. The technical effects brought about are not repeated here.

The above are only the preferred embodiments of the present application, and are not intended to limit the scope of the patent of the present application. Under the inventive concept of the present application, the equivalent structural transformations made by the contents of the description and drawings of the present application, or the direct/indirect application Other related technical fields are included in the scope of patent protection of this application.

Claims

An escalator safety apron board structure, comprising:

an apron board, the apron board is arranged on one side of a step of the escalator, and the inner side of the lower end of the apron board has a gap area that is directly opposite to the end face of the step and arranged at intervals; and,

A plurality of rolling devices are arranged on the inner side of the apron board and are arranged to the gap area, the plurality of rolling devices are arranged at intervals along the length direction of the apron board, and each of the rolling devices includes The installation shaft arranged vertically in the running direction of the steps and the rolling element rotating around the installation shaft.
The escalator safety apron panel structure of claim 1, wherein the escalator safety apron panel structure further comprises a fixing plate configured to be mounted to the plurality of rolling devices, the fixing plate being detachably mounted to the the inside of the lower end of the apron panel; and/or,

The material of the rolling element is metal material or non-metal material; and/or,

Each of the rolling devices further includes a mounting shaft extending in an axial direction along a direction perpendicular to the running direction of the steps, the rolling element is rotatably mounted on the mounting shaft, and the apron is provided with a mounting shaft for the mounting shaft. The installed installation part, wherein an axial limit structure is arranged between the installation shaft and the installation part to limit the movement of the installation shaft along its axial direction.
The escalator safety apron board structure according to claim 2, wherein each of the rolling devices further comprises an installation shaft extending in a direction perpendicular to the running direction of the steps;

the rolling element is mounted on the mounting shaft;

The fixing plate is provided with a mounting portion configured to be mounted on the mounting shaft;

The mounting shaft is rotatably mounted on the mounting portion, the rolling element is fixedly mounted on the mounting shaft, and is configured to rotate together with the mounting shaft, or the mounting shaft is fixedly mounted on the mounting portion , the rolling element is rotatably mounted on the mounting shaft, and is configured to make the rolling element rotatable.
The escalator safety apron board structure according to claim 3, wherein the mounting shaft is rotatably mounted on the mounting portion through a bearing, and the rolling element is fixedly mounted on the mounting shaft.
The escalator safety apron board structure according to claim 3, wherein the mounting portion is provided with an assembly hole, and the assembly hole is extended along a direction perpendicular to the running direction of the steps;

The mounting shaft is rotatably mounted on the mounting hole, and the rolling element is fixedly mounted on the mounting shaft.
The escalator safety apron board structure according to claim 3, wherein the mounting part comprises at least two supports spaced apart along the axial direction and the vertical direction of the step running direction, and two adjacent supports The installation shafts are rotatably installed between them.
The escalator safety apron board structure according to claim 3, wherein each of the rolling devices includes at least two of the rolling elements, the at least two rolling elements are sleeved on the same mounting shaft, the at least two rolling elements Among the two rolling elements, at least one set of adjacent two rolling elements is provided with a supporting element configured to support the mounting shaft.
The escalator safety apron board structure according to claim 7, wherein the mounting portion comprises at least two supports that are spaced along a vertical direction with respect to the running direction of the steps in the axial direction;

The rolling element is provided with a through hole extending in a direction perpendicular to the running direction of the steps;

The two ends of the mounting shaft respectively extend to the through holes passing through the at least two rolling elements, and are configured to be rotatably mounted with the two adjacent supports.
The escalator safety apron board structure according to claim 7, wherein more than one rolling element is sleeved on the mounting shaft.
An escalator, comprising the escalator safety apron structure according to any one of claims 1 to 9.