CN109399435B - Pedal anti-falling protection device for moving sidewalk - Google Patents
Pedal anti-falling protection device for moving sidewalk Download PDFInfo
- Publication number
- CN109399435B CN109399435B CN201811413994.4A CN201811413994A CN109399435B CN 109399435 B CN109399435 B CN 109399435B CN 201811413994 A CN201811413994 A CN 201811413994A CN 109399435 B CN109399435 B CN 109399435B
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- CN
- China
- Prior art keywords
- pedal
- slide rail
- sliding rail
- tensioning trolley
- connecting piece
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000000853 adhesive Substances 0.000 claims description 6
- 230000001070 adhesive effect Effects 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 4
- 239000004677 Nylon Substances 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 230000000903 blocking effect Effects 0.000 claims 1
- 230000006378 damage Effects 0.000 abstract description 10
- 238000000034 method Methods 0.000 description 6
- 238000012423 maintenance Methods 0.000 description 3
- 208000027418 Wounds and injury Diseases 0.000 description 2
- 230000000712 assembly Effects 0.000 description 2
- 238000000429 assembly Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000013016 damping Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B29/00—Safety devices of escalators or moving walkways
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B23/00—Component parts of escalators or moving walkways
- B66B23/14—Guiding means for carrying surfaces
Abstract
The invention discloses a pedal anti-drop protection device for a moving walk, which comprises a slide rail bracket matched with an arc-shaped part of a tensioning trolley, a slide rail arranged on one side of the slide rail bracket close to the tensioning trolley and a connecting piece for connecting the slide rail bracket and the tensioning trolley, wherein a space for at least part of pedal components to pass through is formed among the slide rail, the tensioning trolley and the connecting piece. According to the pedal anti-falling protection device for the automatic sidewalk, disclosed by the invention, the pedal is supported and guided by arranging the slide rail bracket matched with the arc-shaped part of the tensioning trolley, and when the pedal connecting block between the pedal and the pedal chain falls off, the relative position of the pedal and the pedal chain is ensured, so that the pedal can smoothly pass through the rotating end, and the situation that personnel are injured or equipment is damaged due to falling of the pedal is prevented; the arrangement of the sliding rail avoids rigid contact between the pedal and the sliding rail support, thereby avoiding damage to equipment and noise generation.
Description
Technical Field
The invention relates to the technical field of elevators, in particular to a pedal anti-falling protection device for a moving walk.
Background
With the high-speed development of economy, more and more supermarkets are going into the lives of people, and in order to better serve customers, automatic sidewalks are generally configured in the supermarkets. The pedal of the moving sidewalk is generally connected with the pedal chain through the pedal connecting block, and the problem that the pedal connecting block loosens or even falls off due to long-time use or maintenance failure occurs, so that the pedal is separated from the pedal chain. However, due to the self structure of the sidewalk, the pedal can be separated from the pedal chain and fall into the truss only under the action of self gravity when the pedal enters the rotating end, and if passengers take a ladder or a shopping cart passes through at the moment, the feet of the passengers are easy to fall into the automatic sidewalk or the shopping cart is blocked into the sidewalk, so that the safety problems such as casualties or equipment damage are caused.
Disclosure of Invention
In view of the above, in order to solve the problems in the prior art, the invention provides a pedal anti-falling protection device for a moving walk, which has reasonable structural arrangement, can ensure the relative position of a pedal and a pedal chain, and enables the pedal to smoothly pass through a rotating end, thereby preventing the situation that personnel are injured or equipment is damaged due to falling of the pedal.
In order to achieve the above purpose, the present invention adopts the following technical scheme:
The utility model provides a footboard anti-drop protection device for moving walk, includes with tensioning dolly arc portion assorted slide rail support, sets up the slide rail support is close to slide rail of tensioning dolly one side and be used for connecting the slide rail support with the connecting piece of tensioning dolly, form the space that supplies partial footboard subassembly to pass through at least between slide rail, tensioning dolly and the connecting piece. The sliding rail bracket matched with the arc-shaped part of the tensioning trolley is arranged, so that the pedal can be supported and guided, the relative position of the pedal and a pedal chain is ensured, the pedal can smoothly pass through the rotating end, and the situation that personnel are injured or equipment is damaged due to falling of the pedal is prevented; the arrangement of the sliding rail avoids rigid contact between the pedal and the sliding rail support, thereby avoiding damage to equipment and noise generation. The pedal assembly comprises a pedal, rollers positioned at two ends of the pedal, a pedal chain connected with the adjacent rollers and a pedal connecting block connected with the pedal and the pedal chain, wherein the rollers can roll along the arc-shaped part of the tensioning trolley, and the pedal chain is positioned in a space formed by the sliding rail and the tensioning trolley.
Preferably, the connecting piece is a C-shaped connecting piece, one end of the C-shaped connecting piece is connected with the tensioning trolley, and the other end of the C-shaped connecting piece is connected to the sliding rail bracket. The connecting piece is arranged to be C-shaped, the sliding rail support and the tensioning trolley can be conveniently fixed, and a space for the pedal assembly to pass through is formed through the cooperation between the C-shaped connecting piece and the sliding rail support and the tensioning trolley, so that the pedal can be supported and guided.
More preferably, one end of the C-shaped connecting piece is welded on the tensioning trolley, and the other end of the C-shaped connecting piece is connected on the sliding rail bracket through a bolt assembly. The C-shaped connecting piece is welded with the tensioning trolley, so that the connecting strength is high; the C-shaped connecting piece is connected with the sliding rail bracket through the bolt assembly, so that the C-shaped connecting piece is convenient to replace and detach.
Preferably, the sliding rail is made of flexible materials. The sliding rail is made of flexible materials, so that the damping and noise avoiding effects can be achieved when the sliding rail contacts with the pedal, and rigid contact between the pedal and the sliding rail support is prevented.
More preferably, the sliding rail is made of rubber or nylon, and is cheap and easy to obtain.
Preferably, the two ends of the sliding rail are provided with chamfers so as to facilitate the entering and exiting of the pedal assembly.
Preferably, the width of the rail bracket and the rail are the same and match the width of the portion of the pedal assembly, such as the pedal chain, that is to be blocked.
Preferably, a plurality of C-shaped connecting pieces are uniformly arranged between the sliding rail support and the tensioning trolley, namely, the arc-shaped distances between the adjacent connecting pieces are equal, so that the overall structural strength can be increased, and when the pedal contacts a certain part of the sliding rail, the stress can be timely dispersed, and the stability in the running process is ensured.
Preferably, the sliding rail is connected with the sliding rail bracket through a countersunk bolt assembly.
Preferably, the sliding rail is adhered to one side of the sliding rail support, which is close to the tensioning trolley, through an adhesive. The slide rail support is completely attached to the slide rail.
In other embodiments, the sliding rail is adhered to one side of the sliding rail support, close to the tensioning trolley, through the adhesive, and then the sliding rail is connected with the sliding rail support through the countersunk bolt assembly, so that connection is firmer.
Compared with the prior art, the invention has the following advantages: the pedal anti-drop protection device for the automatic sidewalk has reasonable structural design, can support and guide the pedal by arranging the sliding rail bracket matched with the arc-shaped part of the tensioning trolley, and ensures the relative position of the pedal and the pedal chain after the pedal connecting block between the pedal and the pedal chain drops, so that the pedal can smoothly pass through the rotating end, thereby preventing the condition that the pedal drops to cause personnel injury or equipment damage; the arrangement of the sliding rail avoids rigid contact between the pedal and the sliding rail support, thereby avoiding damage to equipment and noise generation.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the description of the embodiments will be briefly described below, and it is apparent that the drawings in the following description are only some embodiments of the present invention, and other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic view of an installation of a pedal fall-off prevention protection device according to a preferred embodiment of the present invention;
FIG. 2 is a perspective view of a pedal fall protection device in accordance with a preferred embodiment of the present invention;
FIG. 3 is a front view of the pedal fall protection device in accordance with the preferred embodiment of the present invention;
FIG. 4 is an enlarged view of portion A of FIG. 3;
FIG. 5 is a sectional view of the pedal fall protection device in accordance with the preferred embodiment of the present invention;
FIG. 6 is a schematic view of the pedal fall protection device according to the preferred embodiment of the present invention;
wherein: the pedal comprises a pedal-1, a C-shaped connecting piece-2, a pedal chain-3, a tensioning trolley-4, a pedal connecting block-5, a roller-6, a slide rail bracket-7, a slide rail-8, a bolt component-9 and a countersunk bolt component-10.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the technical solution of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, shall fall within the scope of the present invention.
It should be noted that the terms "first," "second," and the like in the description and the claims of the present invention and the above figures are used for distinguishing between similar objects and not necessarily for describing a particular sequential or chronological order. It is to be understood that the data so used may be interchanged where appropriate such that the embodiments of the invention described herein may be implemented in sequences other than those illustrated or otherwise described herein. Furthermore, the terms "comprises," "comprising," and "having," and any variations thereof, are intended to cover a non-exclusive inclusion, such that a process, method, apparatus, article, or device that comprises a list of steps or elements is not necessarily limited to those steps or elements expressly listed or inherent to such process, method, article, or device.
Referring to fig. 1-6, a pedal anti-drop protection device for a travelator according to this embodiment includes a slide rail bracket 7 matching with an arc-shaped portion of a tensioning trolley 4, a slide rail 8 provided on a side of the slide rail bracket 7 near the tensioning trolley 4, and a connecting member for connecting the slide rail bracket 7 and the tensioning trolley 4, wherein a space for at least a part of pedal components to pass through is formed among the slide rail 8, the tensioning trolley 4, and the connecting member.
As shown in fig. 1, the pedal assembly in this embodiment includes a pedal 1, rollers 6 located at two ends of the pedal 1, a pedal chain 3 connected to adjacent rollers 6, and a pedal connection block 5 connected to the pedal 1 and the pedal chain 3, where the rollers 6 can roll along an arc portion of the tensioning trolley 4, that is, the arc portion of the tensioning trolley 4 guides and supports the rollers 6, and the pedal chain 3 is located in a space formed by the slide rail and the tensioning trolley 4, that is, a space at least for the pedal chain 3 to pass through is formed among the slide rail 8, the tensioning trolley 4, and the connection member in this embodiment.
The pedal 1 can be supported and guided by arranging the slide rail bracket 7 matched with the arc-shaped part of the tensioning trolley 4, so that the relative position of the pedal 1 and the pedal chain 3 is ensured, the pedal 1 can smoothly pass through the rotating end, and the situation that personnel are injured or equipment is damaged due to falling of the pedal 1 is prevented; the provision of the slide rail 8 avoids rigid contact between the pedal 1 and the slide rail support 7, thereby avoiding damage to the apparatus and noise generation.
As shown in fig. 1-2 and fig. 5, the connecting piece in this embodiment is a C-shaped connecting piece 2, one end of the C-shaped connecting piece 2 is connected with the tensioning trolley 4, and the other end of the C-shaped connecting piece 2 is connected to the slide rail bracket 7. The connecting piece is arranged to be C-shaped, the sliding rail support 7 and the tensioning trolley 4 can be conveniently fixed, and a space for a pedal assembly to pass through is formed through the cooperation between the C-shaped connecting piece 2 and the sliding rail support 7 and the tensioning trolley 4, so that the pedal 1 is supported and guided.
In this embodiment, one end of the C-shaped connecting member 2 is welded to the tensioning carriage 4, and the other end of the C-shaped connecting member 2 is connected to the slide rail bracket 7 through the bolt assembly 9. The C-shaped connecting piece 2 is welded with the tensioning trolley 4, so that the connecting strength is high; c connecting piece 2 passes through bolt assembly 9 with slide rail support 7 to be connected, conveniently changes and dismantle slide rail 8, conveniently takes out footboard 1.
In this embodiment, the sliding rail 8 is made of a flexible material, and can buffer and avoid noise when contacting with the pedal, so as to prevent rigid contact between the pedal 1 and the sliding rail bracket 7. The slide rail 8 is made of rubber or nylon, and is cheap and easy to obtain.
As shown in fig. 1-2, the width of the rail brackets 7 and rails 8 are the same and match the width of the portion of the pedal assembly that is to be blocked, i.e., the pedal chain 3. And the two ends of the sliding rail 8 are provided with chamfers so as to facilitate the entering and exiting of the pedal 1 assembly, as shown in fig. 3-4.
In the embodiment, the sliding rail 8 is connected with the sliding rail bracket 7 through the countersunk head bolt assembly 10, and the sliding rail 8 is in continuous contact with the pedal 1 and needs to be replaced after long-time use, so that the firmness of connection between the sliding rail 8 and the sliding rail bracket 7 is ensured through the countersunk head bolt assembly 10, and the sliding rail is also convenient to detach. In other embodiments, the sliding rail 8 is adhered to the side of the sliding rail support 7 near the tensioning trolley 4 through an adhesive, so that the sliding rail support 7 and the sliding rail 8 are completely attached together. In other embodiments, the sliding rail 8 is adhered to the side of the sliding rail bracket 7, which is close to the tensioning trolley 4, through an adhesive, and then the sliding rail 8 is connected with the sliding rail bracket 7 through the countersunk bolt assembly 10, so that the connection is firmer. The adhesive need not be completely firmly attached together to facilitate later replacement of the slide rail 8.
As shown in fig. 1-3, a plurality of C-shaped connecting pieces 2 are uniformly arranged between the sliding rail support 7 and the tensioning trolley 4, namely, the arc-shaped distances between the adjacent connecting pieces are equal, so that the overall structural strength can be increased, and when the pedal 1 contacts a certain part of the sliding rail 8, the stress can be timely dispersed, and the stability in the running process is ensured. Four C-shaped connecting pieces 2 are uniformly arranged between the sliding rail support 7 and the tensioning trolley 4, four bolt assemblies 9 are correspondingly arranged to connect the sliding rail support 7 and the connecting pieces, and four countersunk head bolt assemblies 10 are correspondingly arranged to connect the sliding rail support 7 and the sliding rail 8.
As shown in fig. 6, when the pedal connecting block 5 loosens or falls off, there is no connection between the pedal 1 and the pedal chain 3, after entering the revolving end, the pedal 1 will separate from the pedal chain under the action of self gravity, at this time, the pedal 1 will contact with the sliding rail 8, and the two ends of the sliding rail 8 are provided with chamfers for guiding, as shown in fig. 4, so that the pedal 1 can smoothly enter the pedal anti-falling protection device, the relative position between the pedal 1 and the pedal chain 3 is ensured, the pedal 1 can still be driven by the pedal chain 3, and the situation that personnel are injured due to the loss of the pedal 1 or equipment is damaged due to the clamping of a shopping cart is avoided through the revolving end. In fig. 6, the section I represents the pedal 1 in a normal state, and the pedal 1 is not in contact with the slide rail 8; in fig. 6, section II represents the falling pedal 1, where the pedal 1 contacts the sliding rail 8, and the sliding rail 8 can support and guide the pedal 1, so that the pedal 1 can still be driven by the pedal chain 3 to pass through the turning end.
When the maintenance needs to be carried out on the pedal 1, only the bolt assembly 9 is required to be disassembled, the slide rail support 7 and the slide rail 8 are taken down together, the countersunk bolt assembly 10 can be disassembled to replace the slide rail 8 at the same time according to the situation, the slide rail 8 is fixed on the slide rail support 7 after the maintenance is finished, and then the slide rail support 7 and the slide rail 8 are fixed on the C-shaped connecting piece 2 again.
The pedal anti-drop protection device for the automatic sidewalk has reasonable structural design, can support and guide the pedal by arranging the sliding rail bracket matched with the arc-shaped part of the tensioning trolley, and ensures the relative position of the pedal and the pedal chain after the pedal connecting block between the pedal and the pedal chain drops, so that the pedal can smoothly pass through the rotating end, thereby preventing the condition that the pedal drops to cause personnel injury or equipment damage; the arrangement of the sliding rail avoids rigid contact between the pedal and the sliding rail support, thereby avoiding damage to equipment and noise generation.
The above embodiments are only for illustrating the technical concept and features of the present invention, and are intended to enable those skilled in the art to understand the present invention and to implement the same, but are not intended to limit the scope of the present invention, and all equivalent changes or modifications made according to the spirit of the present invention should be included in the scope of the present invention.
Claims (5)
1. The pedal anti-drop protection device for the automatic sidewalk is characterized by comprising a sliding rail support matched with an arc-shaped part of a tensioning trolley, a sliding rail arranged on one side of the sliding rail support close to the tensioning trolley and a connecting piece used for connecting the sliding rail support and the tensioning trolley, wherein a space for at least passing through part of pedal components is formed among the sliding rail, the tensioning trolley and the connecting piece;
the connecting piece is a C-shaped connecting piece, one end of the C-shaped connecting piece is welded on the tensioning trolley, and the other end of the C-shaped connecting piece is connected to the sliding rail bracket through a bolt assembly; the sliding rail is made of flexible materials; the two ends of the sliding rail are provided with chamfers; the widths of the sliding rail bracket and the sliding rail are the same; the slide rail support and the slide rail are used for blocking the pedal chain, and the widths of the slide rail support and the slide rail are matched with the width of the pedal chain.
2. The pedal fall protection device for a travelator according to claim 1, characterized in that the slide rail is made of rubber or nylon.
3. The pedal fall protection device for a travelator according to claim 1, characterized in that a plurality of C-shaped connectors are evenly arranged between the slide rail bracket and the tensioning trolley.
4. A pedal fall protection device for a travelator as claimed in any one of claims 1-3, characteri zed in that the slide rail is connected to the slide rail holder by means of a countersunk bolt assembly.
5. A pedal fall protection device for a travelator according to any one of claims 1-3, characteri zed in that the slide rail is glued to the side of the slide rail holder near the tensioning trolley by means of an adhesive.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811413994.4A CN109399435B (en) | 2018-11-26 | 2018-11-26 | Pedal anti-falling protection device for moving sidewalk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811413994.4A CN109399435B (en) | 2018-11-26 | 2018-11-26 | Pedal anti-falling protection device for moving sidewalk |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109399435A CN109399435A (en) | 2019-03-01 |
| CN109399435B true CN109399435B (en) | 2024-04-19 |
Family
ID=65455432
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811413994.4A Active CN109399435B (en) | 2018-11-26 | 2018-11-26 | Pedal anti-falling protection device for moving sidewalk |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109399435B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08231169A (en) * | 1995-02-23 | 1996-09-10 | Hitachi Ltd | Passenger conveyor |
| CN105129586A (en) * | 2015-10-09 | 2015-12-09 | 康力电梯股份有限公司 | Loading guide rail device |
| CN209481037U (en) * | 2018-11-26 | 2019-10-11 | 苏州江南嘉捷电梯有限公司 | Pedal anti-drop protective device for moving sidewalk |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE10308417B4 (en) * | 2003-02-27 | 2006-03-09 | Kone Corp. | autowalk |
-
2018
- 2018-11-26 CN CN201811413994.4A patent/CN109399435B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH08231169A (en) * | 1995-02-23 | 1996-09-10 | Hitachi Ltd | Passenger conveyor |
| CN105129586A (en) * | 2015-10-09 | 2015-12-09 | 康力电梯股份有限公司 | Loading guide rail device |
| CN209481037U (en) * | 2018-11-26 | 2019-10-11 | 苏州江南嘉捷电梯有限公司 | Pedal anti-drop protective device for moving sidewalk |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109399435A (en) | 2019-03-01 |
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