CN102167256B - Device for detecting loss of automatic moving walk pallets - Google Patents
Device for detecting loss of automatic moving walk pallets Download PDFInfo
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- CN102167256B CN102167256B CN 201110143236 CN201110143236A CN102167256B CN 102167256 B CN102167256 B CN 102167256B CN 201110143236 CN201110143236 CN 201110143236 CN 201110143236 A CN201110143236 A CN 201110143236A CN 102167256 B CN102167256 B CN 102167256B
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- pedal
- pivot arm
- distance
- pallets
- bearing plate
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- Escalators And Moving Walkways (AREA)
Abstract
The invention discloses a device for detecting the loss of automatic moving walk pallets. The distance between the centers of a foremost rolling piece and a rearmost rolling piece in the pallet arrangement direction is larger than or equal to the distance between the side edges of two adjacent pallets when the pallets are arranged continuously, and is smaller than the distance between the side edges of two pallets at an interval of one pallet when the pallets are arranged continuously, therefore, when the pallets exist continuously, at least one of the plurality of rolling pieces can abut against the side surfaces of the pallets, a resilient piece is in a compression state, a clearance is reserved between a rotating arm and a contact switch, and the contact switch is not triggered; and when one pallet is lost, the plurality of rolling pieces get into an open space formed after the pallet is lost, and the resilient force of the resilient piece enables the rotating arm to rotate so as to touch the contact switch, so that the contact switch sends out a signal, and the automatic moving walk stops running. The detection device is formed through the combination of mechanical components, so that the detection device is low in cost, convenient to install and reliable in use in comparison with a detection device adopting a photoelectric probe.
Description
Technical field
The present invention relates to device for detecting loss of automatic moving walk pallets.
Background technology
The pedal of moving sidewalk is the movable parts of standing for the passenger, and moving sidewalk pedal when normal the use is arranged on the dragging chain and in company with the chain cycle operation continuously.In fact, the moving sidewalk one or several pedals of will dismantling when repair and maintenance reinstall pedal if the repair and maintenance personnel forget after repair and maintenance sometimes, and the pedal on chain is not to have arranged continuously just so, namely neutral can occur.This moment, the passenger was in the process of taking, and very possible one rides into neutral, produces very serious safety misadventure.Whether how to detect has the existence of neutral pedal just to seem especially important for this reason, in the prior art, whether footboard loss detection device generally adopts the form of photoelectric probe to detect neutral, cost compare is high so on the one hand, installation requirement to probe is very high on the other hand, and probe and the gap of pedal can not too greatly can not be too little, exceeded too greatly the detection range of probe, too little then easy and pedal produces collision, causes the damage of probe.
Summary of the invention
The purpose of this invention is to provide mechanical type footboard loss detection device on the moving sidewalk, pass through elastic component so that the rolling member on the pivot arm is stably conflicted in the pedal side when pedal exists, this moment, contact switch was not touched; When footboard loss, the elastic-restoring force by elastic component touches contact switch so that pivot arm rotates, and then moving sidewalk is out of service, and this mechanical detecting device cost is low, easy for installation, uses reliable.
For achieving the above object, the technical solution used in the present invention is: device for detecting loss of automatic moving walk pallets, comprise the stay bearing plate that is fixedly installed, rotation is arranged on the pivot arm on the described stay bearing plate, an end that is arranged on described pivot arm at least two rolling members on the pedal side of can rollably conflicting, being arranged on can provide this pivot arm elastic-restoring force between described pivot arm and the described stay bearing plate so that drive the elastic component that this pivot arm rotates during footboard loss, the described pivot arm that is fixedly installed and can be rotated touches and then sends the contact switch that stops described moving sidewalk run signal, described at least two rolling members distribute separately along the orientation of described pedal, the center of foremost and rearmost described rolling member is along the distance between adjacent two pedal side edges more than or equal at the pedal continuous arrangement time of the distance in the described pedal orientation, and less than the distance between two pedal side edges of a pedal separately between when the pedal continuous arrangement.
Preferably, described elastic component adopts and can be compressed between described pivot arm and the described stay bearing plate so that the stable spring of conflicting on the pedal side of described rolling member.
Further preferably, be fixedly installed guidepost on the described stay bearing plate, offer perforation on the described pivot arm, described guidepost can rotate to carry out the corresponding described perforation of passing movably along with described pivot arm, and the position of described guidepost between described stay bearing plate and described pivot arm is arranged with described spring.
Preferably, described stay bearing plate is fixedly installed on the truss of described moving sidewalk.
Preferably, described contact switch is fixedly installed on the truss of described moving sidewalk by support.
Preferably, described rolling member adopts roller, and the axial line of described roller parallels with the rotational axis line of described pivot arm, and all the above-below direction along described moving sidewalk extends.
Further preferably, described roller has two, the line of centres of two described rollers extends along the orientation of pedal, the centre distance of described two rollers is more than or equal to the distance between adjacent two pedal side edges when the pedal continuous arrangement, and less than the distance between two pedal side edges of a pedal separately when the pedal continuous arrangement.
Because the utilization of technique scheme, the present invention compared with prior art has following advantages: those skilled in the art knows, even the pedal on the moving sidewalk is when continuous arrangement, gapped between the lateral edges of adjacent two pedals, like this, if only adopt a rolling member, also can touch contact switch when then rolling member enters the gap, so just do not accomplish accurately to detect footboard loss, so at least two rolling members are set, orientation along pedal distributes separately, wherein the center of foremost and rearmost rolling member is along the distance between adjacent two pedal side edges more than or equal at the pedal continuous arrangement time of the distance in the pedal orientation, and less than the distance between two pedal side edges of a pedal separately between when the pedal continuous arrangement, like this when the pedal continued presence, have at least one can conflict on the side of pedal in a plurality of rolling members, elastic component is in impaction state, have the gap between pivot arm and the contact switch, contact switch is not touched; When pedal occur to be lost, a plurality of rolling members all were absorbed in the neutral behind the footboard loss, and the restoring force of elastic component is so that pivot arm rotates, and pivot arm touches contact switch after rotating, thereby contact switch sends signal, and this moving sidewalk is out of service.This detecting device adopts that mechanical part is combined to be formed, and compare and adopt the detecting device of photoelectric probe with low cost, and easy for installation, use reliable.
Description of drawings
Accompanying drawing 1 is schematic top plan view one of the present invention, wherein pedal continued presence;
Accompanying drawing 2 is schematic top plan view two of the present invention, and wherein pedal is lost;
Accompanying drawing 3 is schematic side view of the present invention.
The specific embodiment
Further set forth structure of the present invention below in conjunction with accompanying drawing.
Shown in Fig. 1-3, device for detecting loss of automatic moving walk pallets, comprise the stay bearing plate 1 that is fixedly installed, rotation is arranged on the pivot arm 2 on the stay bearing plate 1, an end that is arranged on pivot arm 2 rolling member 3 on pedal 7 sides of can rollably conflicting, being arranged on can provide pivot arm 2 elastic-restoring forces between pivot arm 2 and the stay bearing plate 1 so that drive the elastic component 4 that pivot arm 2 rotates during footboard loss, the pivot arm 2 that is fixedly installed and can be rotated touches and then sends the contact switch 5 that stops this moving sidewalk run signal, rolling member 3 has two, and the orientation along pedal 7 distributes separately, the center of foremost and rearmost rolling member 3 is along the distance of the pedal 7 orientations distance between adjacent two pedal side edges more than or equal at pedal 7 continuous arrangement the time, and less than the distance between two pedal side edges of a pedal separately between when the pedal continuous arrangement, those skilled in the art knows, even pedal 7 is when continuous arrangement, gapped between the lateral edges of adjacent two pedals 7, like this, if only adopt a rolling member, also can touch contact switch when then rolling member enters the gap, so just do not accomplish accurately to detect footboard loss, so two rolling members 3 are set, certainly, three or more rolling members also can be set, the centre distance of foremost and rearmost rolling member 3 need satisfy afore mentioned rules in a plurality of rolling members, like this when the pedal continued presence, as shown in Figure 1, has the constantly rolling on the side of pedal 7 of to conflict in a plurality of rolling members 3 at least, elastic component 4 is in impaction state, have the gap between pivot arm 2 and the contact switch 5, contact switch 5 is not touched; When pedal occur to be lost, as shown in Figure 2, a plurality of rolling members 3 all were absorbed in the neutral behind the footboard loss, the restoring force of elastic component 4 so that pivot arm 2 rotate, pivot arm 2 rotates so that its top touches contact switch 5, thereby sends signal, and this moving sidewalk is out of service.This detecting device adopts that mechanical part is combined to be formed, and compare and adopt the detecting device of photoelectric probe with low cost, and easy for installation, use reliable.
Shown in Fig. 1-2, elastic component 4 adopts spring, this spring can be compressed between pivot arm 2 and the stay bearing plate 1 so that rolling member 3 stable conflicts on the pedal side, be fixedly installed guidepost 6 on the stay bearing plate 1, offer perforation on the pivot arm 2, guidepost 6 can carry out the corresponding above-mentioned perforation of passing movably along with pivot arm 2 rotates, and spring namely is set in guidepost 6 on the position between stay bearing plate 1 and the pivot arm 2.
Shown in Fig. 1-3, stay bearing plate 1 is fixedly installed on the truss 9 of this moving sidewalk, contact switch 5 is fixedly installed on by support 8 on the truss 9 of this moving sidewalk, and setting can be so that this device for detecting loss of automatic moving walk pallets be stable in the process of using, reliable like this.
Shown in Fig. 1-3, rolling member 3 adopts roller, this roller has two, the axial line of two rollers parallels with the rotational axis line of pivot arm 2, all be to extend along the above-below direction of this moving sidewalk, the line of centres of two rollers extends along the orientation of pedal 7, because gapped between the lateral edges of adjacent two pedals, the centre distance of two rollers is more than or equal to the distance between adjacent two pedal side edges when the pedal continuous arrangement, and less than the distance between two pedal side edges of a pedal separately when the pedal continuous arrangement, setting can be so that have at least on the lateral edges of a roller conflicting at pedal at the pedal consecutive hours like this, and when pedal occurs to lose, two rollers all are absorbed in the neutral behind the footboard loss, thereby so that pivot arm 2 rotates under the restoring force effect of elastic component 4, and then touch contact switch 5, so that moving sidewalk quits work.
Claims (7)
1. device for detecting loss of automatic moving walk pallets, it is characterized in that: comprise the stay bearing plate that is fixedly installed, rotation is arranged on the pivot arm on the described stay bearing plate, an end that is arranged on described pivot arm at least two rolling members on the pedal side of can rollably conflicting, being arranged on can provide this pivot arm elastic-restoring force between described pivot arm and the described stay bearing plate so that drive the elastic component that this pivot arm rotates during footboard loss, the described pivot arm that is fixedly installed and can be rotated touches and then sends the contact switch that stops described moving sidewalk run signal, described at least two rolling members distribute separately along the orientation of described pedal, the center of foremost and rearmost described rolling member is along the distance between adjacent two pedal side edges more than or equal at the pedal continuous arrangement time of the distance in the described pedal orientation, and less than the distance between two pedal side edges of a pedal separately between when the pedal continuous arrangement.
2. device for detecting loss of automatic moving walk pallets according to claim 1 is characterized in that: described elastic component adopts and can be compressed between described pivot arm and the described stay bearing plate so that the spring of the stable conflict of described rolling member on the pedal side.
3. device for detecting loss of automatic moving walk pallets according to claim 2, it is characterized in that: be fixedly installed guidepost on the described stay bearing plate, offer perforation on the described pivot arm, described guidepost can rotate to carry out the corresponding described perforation of passing movably along with described pivot arm, and the position of described guidepost between described stay bearing plate and described pivot arm is arranged with described spring.
4. device for detecting loss of automatic moving walk pallets according to claim 1, it is characterized in that: described stay bearing plate is fixedly installed on the truss of described moving sidewalk.
5. device for detecting loss of automatic moving walk pallets according to claim 1, it is characterized in that: described contact switch is fixedly installed on the truss of described moving sidewalk by support.
6. device for detecting loss of automatic moving walk pallets according to claim 1, it is characterized in that: described rolling member adopts roller, the axial line of described roller parallels with the rotational axis line of described pivot arm, and all the above-below direction along described moving sidewalk extends.
7. device for detecting loss of automatic moving walk pallets according to claim 6, it is characterized in that: described roller has two, the line of centres of two described rollers extends along the orientation of pedal, the centre distance of described two rollers is more than or equal to the distance between adjacent two pedal side edges when the pedal continuous arrangement, and less than the distance between two pedal side edges of a pedal separately when the pedal continuous arrangement.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110143236 CN102167256B (en) | 2011-05-31 | 2011-05-31 | Device for detecting loss of automatic moving walk pallets |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110143236 CN102167256B (en) | 2011-05-31 | 2011-05-31 | Device for detecting loss of automatic moving walk pallets |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102167256A CN102167256A (en) | 2011-08-31 |
| CN102167256B true CN102167256B (en) | 2013-03-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110143236 Expired - Fee Related CN102167256B (en) | 2011-05-31 | 2011-05-31 | Device for detecting loss of automatic moving walk pallets |
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| CN (1) | CN102167256B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2002211868A (en) * | 2001-01-17 | 2002-07-31 | Muramatsu Kogyo:Kk | Safety device for moving device |
| JP4904035B2 (en) * | 2005-09-14 | 2012-03-28 | 東芝エレベータ株式会社 | Step abnormality detection device |
| CN101643178A (en) * | 2009-06-15 | 2010-02-10 | 苏州新达电扶梯部件有限公司 | Escalator with chain breakage detection device |
| CN201777768U (en) * | 2010-04-15 | 2011-03-30 | 蒂森克虏伯扶梯(中国)有限公司 | Device for detecting escalator, automatic pedestrian path stairs and stair chains |
| CN202138943U (en) * | 2011-05-31 | 2012-02-08 | 苏州富士电梯有限公司 | Footboard loss detection device for moving sidewalk |
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2011
- 2011-05-31 CN CN 201110143236 patent/CN102167256B/en not_active Expired - Fee Related
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| CN102167256A (en) | 2011-08-31 |
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| TR01 | Transfer of patent right |
Effective date of registration: 20180419 Address after: 215122 Suzhou Industrial Park, Suzhou Province, the only new road, No. 28, Jiangsu Patentee after: Jiangnan Jiajie Lift Co., Ltd., Jiangsu Address before: 718 No. 215122 Jiangsu Province, Suzhou City Industrial Park Fengting Avenue Patentee before: Suzhou Fushi Elevator Co., Ltd. |
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| TR01 | Transfer of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20130313 Termination date: 20200531 |
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| CF01 | Termination of patent right due to non-payment of annual fee |