CN202687729U - Safety switch structure for floor plates of escalator or moving pavement - Google Patents
Safety switch structure for floor plates of escalator or moving pavement Download PDFInfo
- Publication number
- CN202687729U CN202687729U CN 201220206420 CN201220206420U CN202687729U CN 202687729 U CN202687729 U CN 202687729U CN 201220206420 CN201220206420 CN 201220206420 CN 201220206420 U CN201220206420 U CN 201220206420U CN 202687729 U CN202687729 U CN 202687729U
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- CN
- China
- Prior art keywords
- switch
- mount pad
- floor plates
- main body
- escalator
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- 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.)
- Withdrawn - After Issue
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- Escalators And Moving Walkways (AREA)
Abstract
The utility model provides a safety switch structure for floor plates of an escalator or a moving pavement. The safety switch structure replaces a spring rod switch as a safety switch, and the problem of spring failure does not exist. According to the safety switch structure for floor plates of the escalator or the moving pavement, the escalator or the moving pavement is provided with a pit and a control system for controlling the escalator or the moving pavement to run, the safety switch structure comprises a limiting switch which consists of a switch main body and a switch insertion block which are matched with each other, one of the switch main body and the switch insertion block is arranged at the back side of a floor plate, the other one is arranged at the upper part of the pit, when the floor plate is positioned at a closed position at the upper part of the pit, the switch insertion block and the switch main body are matched with each other and send the control system a signal that the floor plate is at the closed position, when the floor plate is opened, the switch insertion block and the switch main body are separated and send the control system a signal that the floor plate is at the opening position. The safety switch structure is simple in structure and high in reliability.
Description
Technical field
The utility model relates to escalator or moving sidewalk field, relates in particular to the safety switch construction of the floor plates of escalator or moving sidewalk operation end.
Background technology
Escalator is with the circular flow step, for the fixedly driven by power equipment of the conveying people that tilts up or down.Moving sidewalk is with circular flow (board-like or belt) aisle, is used for the fixedly driven by power equipment that level or leaning angle are not more than 12 degree conveying peoples.Usually, under the floor plates of escalator or moving sidewalk, be pit, be equipped with in the pit such as the necessary machinery of elevator safety operation or electric installations such as the control system of elevator and drive systems.When escalator or moving sidewalk break down when needing repairing or need the maintenance elevator, can open the floor plates of escalator or moving sidewalk, expose machinery or electric installation in the pit, it is keeped in repair or overhauls.
In maintenance or maintenance process, in order to prevent advancing to the generation that the contingencies such as pit are fallen on staircase or footway when terminal such as people, usually can stop staircase or footway.Between maintenance or turn(a)round, recover the operation on staircase or footway in order to prevent people's maloperation, usually below floor plates, be provided with the spring bar switch.The principle of work of spring bar switch is for covering above pit when floor plates, when pit is closed, floor plates dead spring lever switch, the spring bar switch is compressed, and the signal that sends staircase or footway safety by sensor is to control system, i.e. indication can normally move elevator this moment, when floor plates is opened, the spring bar switch is in free state, then sends signal that the pit on staircase or footway opens to control system by sensor, i.e. indication cannot normally move elevator this moment.
But, use the spring bar switch to have following defective as safety switch.In most cases, the spring bar switch is in compressive state, and after use was long-time, spring bar can lose efficacy because be compressed for a long time, can not play the function of protection.
The utility model content
The utility model is intended to propose a kind of safety switch construction of the floor plates for escalator or moving sidewalk, and it has replaced the spring bar switch as safety switch, and does not have the problem of spring failure.
The technical scheme of the safety switch construction of the floor plates for escalator or moving sidewalk of the present utility model is: a kind of safety switch construction of the floor plates for escalator or moving sidewalk, escalator or moving sidewalk have the control system of pit and control escalator or moving sidewalk operation, comprise: limit switch, limit switch comprises switch main body and the switch inserted block that is fitted to each other, one of them of switch main body and switch inserted block is arranged on the back side of floor plates, another is arranged on pit top, when floor plates is positioned at the make position on pit top, switch inserted block and switch main body are fitted to each other and send the signal that floor plates is in the close position to control system, when floor plates was opened, switch inserted block and switch main body broke away from and send the signal that floor plates is shown in an open position to control system.
Adopt safety switch construction provided by the utility model, do not use spring bar, can after long-time the use, the problem that spring bar lost efficacy not occur.And the technology of limit switch is quite ripe, has multiple known limit switch to select in market, and reliability is high.
The configuration structure of safety switch construction of the present utility model is simple, only need to arrange at the back side of pit top and floor plates respectively switch main body and switch inserted block one of them, when floor plates is positioned at the make position of closed pit, switch main body and switch inserted block are fitted to each other, send the signal that floor plates is in the close position to control system, can normally move escalator or moving sidewalk.When floor plates was opened, switch main body and switch inserted block were separated from one another, send the signal that floor plates is shown in an open position to control system, so elevator can not normally move.
Use this safeguard construction in the floor plates of escalator and moving sidewalk, can be when maintenance or maintenance escalator and moving sidewalk, prevent that floor plates from opening, but the but normal situation of operation of staircase and footway has been avoided the generation of contingency.
Further, switch main body is installed on the first mount pad, and the switch inserted block is installed on the second mount pad.The first mount pad and the second mount pad are installed in respectively on the back side of pit top and floor plates.
Direct pit top and floor plates back side mounting limit switch at escalator or moving sidewalk, requirement to erection work is higher, and switch main body and the switch inserted block of limit switch is separately positioned on the first mount pad and the second mount pad, will simplify the installation of limit switch.Mount pad is selected the plate-shape metal materials for support usually, and it is easy to process for the hole of installing, and the area of the first mount pad and the second mount pad can select as required, and it has strengthened erection space, has reduced installation difficulty.And mount pad is generally tabular, is easy to and pit top and the assembling of the floor plates back side.
Further, be provided with the first location division for the position-sensing switch main body on the first mount pad, be provided with the second location division for the position-sensing switch inserted block on the second mount pad.
On this first mount pad and the second mount pad, process in advance above-mentioned the first location division, the second location division so that in installation process the position of easier positioning limit switch.
Further, be provided with the guiding mechanism of working in coordination on the first mount pad and the second mount pad.
At the first mount pad and the second mount pad guiding mechanism is set, can guides the switch main body and the switch inserted block that are installed in respectively on the first mount pad and the second mount pad to be fitted to each other.
Further, guiding mechanism is guidepost and the pilot hole that cooperates with guidepost, and one of them is arranged on guidepost and pilot hole on the first mount pad, and another is arranged on the second mount pad.
Further, limit switch is the mechanical contact limit switch.
Further, limit switch is non-contact switch.
Limit switch is non-contact switch, and namely switch main body need not directly contact with the switch inserted block, and can be fitted to each other this moment by optoelectronic induction, magnetic signal etc.
Adopt the safety switch construction of the floor plates for escalator or moving sidewalk of the present utility model, it is simple in structure, be easy to install, the main function components of using in this structure, be the technology maturation of limit switch, reliability is high, in the time of can preventing that effectively floor plates from opening, the situation that escalator and moving sidewalk but normally move has been avoided the generation of contingency.
Description of drawings
Other advantage of the present utility model and feature will only become more obviously clear with the explanation that provide and expression specific embodiment of the present utility model in the accompanying drawings of the purpose of non-limiting example from ensuing, in the accompanying drawings:
Fig. 1 is the scheme drawing of the safety switch construction of the floor plates for escalator or moving sidewalk of the present utility model;
Fig. 2 is the scheme drawing that the switch inserted block on the switch main body on the first mount pad and the second mount pad cooperatively interacts;
Fig. 3 is the scheme drawing of the first mount pad;
Fig. 4 is the scheme drawing of the second mount pad.
Description of reference numerals
1 switch main body
2 switch inserted blocks
3 pilot holes
4 guideposts
5 first location divisions
6 mounting holes
7 first mount pads
8 second mount pads
9 floor plates
10 pits
The specific embodiment
Describe the safety switch construction of the floor plates that is used for escalator or moving sidewalk in detail referring now to Fig. 1 to Fig. 4.For clear succinct purpose, parts identical with similar in different embodiment use identical Reference numeral.
Fig. 1 is the overall schematic of safety switch construction of the present utility model.Limit switch comprises the switch main body 1 and switch inserted block 2 that is fitted to each other, and switch main body 1 is arranged at the back side of floor plates by the first mount pad 7, and switch inserted block 2 is arranged at pit top by the second mount pad 8.Identical with existing escalator or moving sidewalk, escalator or moving sidewalk have the control system (not shown) of pit 10 and control escalator or moving sidewalk operation, when floor plates 9 is positioned at the make position on pit 10 tops, switch inserted block 2 is fitted to each other with switch main body 1 and sends the signal that floor plates 9 is in the close position to control system, at this moment, escalator or moving sidewalk can normally start operation.When floor plates 9 was opened, switch inserted block 2 broke away from switch main body 1 and sends the signal that floor plates 9 is shown in an open position to control system.The make position of floor plates 9 refers to that floor plates 9 hides pit fully, when escalator or moving sidewalk are in the use state, and the position of floor plates 9.When the open position of floor plates 9 refers to that escalator or moving sidewalk are in maintenance or inspecting state, floor plates 9 is opened, when exposing pit, the position of floor plates 9.
This safety switch construction simple in structure, only need to switch main body 1 be set on pit 10 tops, at floor plates 9 back sides switch inserted block 2 is set, and the technology of the limit switch that is made of switch main body 1 and switch inserted block 2 of its use is quite ripe, have multiple known limit switch to select in market, reliability is high.When the switch main body 1 of limit switch is fitted to each other with switch inserted block 2, trigger limit switch and send the signal that floor plates 9 is in the close position to control system, the user can normally open operation escalator or moving sidewalk.On the contrary, if switch main body and switch inserted block break away from, then trigger limit switch and send the signal that floor plates 9 is shown in an open position to control system, therefore, the user can not open operation escalator or moving sidewalk.
In this embodiment, switch main body 1 is arranged on pit 10 tops, and switch inserted block 2 is arranged on floor plates 9 back sides, still, switch inserted block 2 is arranged on pit 10 tops, and switch main body 1 is arranged on floor plates 9 back sides and also is fine.
Floor plates at escalator and moving sidewalk is used this safeguard construction, can when maintenance or maintenance escalator and moving sidewalk, prevent that floor plates from opening but the situation that staircase and footway are but normally moved has been avoided the generation of contingency.
As shown in Figure 3, switch main body 1 is installed on the first mount pad 7, and as shown in Figure 4, switch inserted block 2 is installed on the second mount pad 8.The first mount pad 7 and the second mount pad 8 are installed in respectively the back side of pit 10 tops and floor plates 9.
The first mount pad 7 is the plate-shape metal of L-type, on the first mount pad 7, the first location division 5 that is provided with 4 mounting holes 6 and is used for switch main body 1, in this embodiment, this first location division 5 is two through holes, it in 7 processing of the first mount pad, is used at the first mount pad 7 location and installation switch main body 1 in advance.The form of the first location division is not limited to through hole, also can be projection or the buckle of processing on the first mount pad 7.
The area of the first mount pad 7 and the second mount pad 8 can be selected as required, the preferred flat metal processing of mount pad, and it is easy to and pit top and the assembling of the floor plates back side.
Be provided with two pilot holes 3 on the first mount pad 7, be provided with two guideposts 4 that cooperate with pilot hole 3 at the second mount pad 8.It can guide the switch main body and the switch inserted block that are installed in respectively on the first mount pad and the second mount pad to be fitted to each other.
The first mount pad 7 is made for the L-type plate-shape metal, and switch main body 1 is installed on the wherein one side on L-type limit, and pilot hole 3 processing are on another side.The second mount pad 8 is made for the rectangular plate shape metal, is processed with guidepost 4 thereon.When switch main body 1 and switch inserted block 2 are fitted to each other, the face that is processed with guidepost 4 of the first mount pad 1 and the second mount pad 2 stacked (as shown in Figure 2).
Limit switch among this embodiment can be the mechanical contact limit switch, for example is SCHMERSAL AZ 15zvk-M16.In the use, limit switch also can be non-contact switch, and namely switch main body need not directly contact with the switch inserted block, can be fitted to each other by optoelectronic induction, magnetic signal etc.
Adopt the safety switch construction of the floor plates for escalator or moving sidewalk of the present utility model, it is simple in structure, be easy to install, the main function components of using in this structure, be the technology maturation of limit switch, reliability is high, in the time of can preventing that effectively floor plates from opening, the situation that escalator and moving sidewalk but normally move has been avoided the generation of contingency.
More than the utility model is described in detail; for one of ordinary skill in the art; thought according to the utility model embodiment; change in specific embodiments and applications should not thought the scope that has departed from the utility model protection; in sum, this description should not be construed as restriction of the present utility model.
Claims (7)
1. safety switch construction that is used for the floor plates of escalator or moving sidewalk, described escalator or moving sidewalk have the control system of pit (10) and the described escalator of control or moving sidewalk operation, it is characterized in that: comprising: limit switch, limit switch comprises the switch main body (1) and switch inserted block (2) that is fitted to each other, described switch main body (1) is arranged on the back side of described floor plates (9) with one of them of described switch inserted block (2), another is arranged on described pit (10) top, when described floor plates (9) is positioned at the make position on described pit (10) top, described switch inserted block (2) is fitted to each other with described switch main body (1) and sends the signal that described floor plates (9) is in the close position to described control system, when described floor plates (9) when opening, described switch inserted block (2) breaks away from described switch main body (1) and sends the signal that described floor plates (9) is shown in an open position to described control system.
2. safety switch construction according to claim 1, it is characterized in that: described switch main body (1) is installed on the first mount pad (7), described switch inserted block (2) is installed on the second mount pad (8), and described the first mount pad (7) and described the second mount pad (8) are installed in respectively on the back side of described pit (10) top and described floor plates (9).
3. safety switch construction according to claim 2, it is characterized in that: be provided with on described the first mount pad (7) be used to first location division of locating described switch main body (1), be provided be used to second location division of locating described switch inserted block (2) on described the second mount pad (8).
4. safety switch construction according to claim 3 is characterized in that: be provided with the guiding mechanism of working in coordination on described the first mount pad (7) and described the second mount pad (8).
5. safety switch construction according to claim 4, it is characterized in that: described guiding mechanism is guidepost (4) and the pilot hole (3) that cooperates with described guidepost (4), one of them is arranged on described guidepost (4) and described pilot hole (3) on described the first mount pad (7), and another is arranged on described the second mount pad (8).
6. each described safety switch construction in 5 according to claim 1, it is characterized in that: described limit switch is the mechanical contact limit switch.
7. each described safety switch construction in 5 according to claim 1, it is characterized in that: described limit switch is non-contact switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220206420 CN202687729U (en) | 2012-05-09 | 2012-05-09 | Safety switch structure for floor plates of escalator or moving pavement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220206420 CN202687729U (en) | 2012-05-09 | 2012-05-09 | Safety switch structure for floor plates of escalator or moving pavement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202687729U true CN202687729U (en) | 2013-01-23 |
Family
ID=47543377
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201220206420 Withdrawn - After Issue CN202687729U (en) | 2012-05-09 | 2012-05-09 | Safety switch structure for floor plates of escalator or moving pavement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202687729U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103387176A (en) * | 2012-05-09 | 2013-11-13 | 通力股份公司 | Safety switch structure for floor slab of escalator or moving pavement |
| CN110077946A (en) * | 2019-05-30 | 2019-08-02 | 迅达（中国）电梯有限公司 | Staircase safety device and staircase |
-
2012
- 2012-05-09 CN CN 201220206420 patent/CN202687729U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103387176A (en) * | 2012-05-09 | 2013-11-13 | 通力股份公司 | Safety switch structure for floor slab of escalator or moving pavement |
| CN103387176B (en) * | 2012-05-09 | 2015-07-08 | 通力股份公司 | Safety switch structure for floor slab of escalator or moving pavement |
| CN110077946A (en) * | 2019-05-30 | 2019-08-02 | 迅达（中国）电梯有限公司 | Staircase safety device and staircase |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20130123 Effective date of abandoning: 20150708 |
|
| RGAV | Abandon patent right to avoid regrant |