CN202138943U

CN202138943U - Footboard loss detection device for moving sidewalk

Info

Publication number: CN202138943U
Application number: CN201120178595U
Authority: CN
Inventors: 费振华; 陶宪德; 李春福; 陈冶湘
Original assignee: Suzhou Fuji Elevator Co Ltd
Current assignee: Suzhou Fuji Elevator Co Ltd
Priority date: 2011-05-31
Filing date: 2011-05-31
Publication date: 2012-02-08
Anticipated expiration: 2021-05-31

Abstract

The utility model discloses a footboard loss detection device for a moving sidewalk. The footboard loss detection device for the moving sidewalk comprises a supporting plate, a rotating arm, at least two rolling parts, an elastic part and a contact switch, wherein the supporting plate is fixedly arranged, the rotating arm is rotatably arranged on the supporting plate, the at least two rolling parts are arranged at one end of the rotating arm and can abut on a side of a footboard in a rolling way, the elastic part is arranged between the rotating arm and the supporting plate and can provide elastic returning force for the rotating arm so as to drive the rotating arm to rotate when the footboard is lost, the contact switch is fixedly arranged and can be triggered by the rotating arm to give out a signal for stopping the operation of the moving sidewalk, the at least two rolling parts are arranged at intervals along the arrangement direction of the footboards, and the distance between the centers of the most front rolling part and the most rear rolling part along the arrangement direction of the footboards is larger than or equal to the distance between side edges of two adjacent footboards and is smaller than the distance between the side edges of two adjacent footboards with an in-between footboard when the footboards are continuously arranged. The detection device is composed by combining mechanical parts, so that the cost is lower than a detection device adopting a photoelectric probe, and the installation is convenient, and the use is reliable.

Description

The moving sidewalk pedal is lost detecting device

Technical field

the utility model relates to the moving sidewalk pedal and loses detecting device.

Background technology

The pedal of moving sidewalk is the movable parts that supplies the passenger to stand, and moving sidewalk pedal when normal the use is arranged on the traction chain and in company with the chain cycle continuously.In fact, when repair and maintenance, will dismantle or some pedals of moving sidewalk reinstalls 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, just 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 have neutral pedal have just seem important, in the prior art, whether pedal loss detecting device generally adopts the form of photoelectric probe to detect has neutral if how to detect for this reason; Cost is than higher so on the one hand; On the other hand probe mounting is required very highly, the gap of probe and pedal can not too greatly can not be too little, exceeded the detection range of probe too greatly; Too little then easy and pedal generation collision causes the damage of probe.

Summary of the invention

The purpose of the utility model provides mechanical type pedal loss detecting device on the moving sidewalk; When pedal exists, make the rolling member on the pivot arm stably conflict in the pedal side through elastic component, this moment, contact switch was not touched; When pedal was lost, the elastic-restoring force through elastic component made pivot arm rotate, and touched contact switch, and then moving sidewalk is out of service, and this mechanical detecting device cost is low, easy for installation, used reliable.

are for achieving the above object; The technical scheme that the utility model adopts is: the moving sidewalk pedal is lost detecting device; An end that comprise the stay bearing plate that fixedly installs, rotate the pivot arm that is arranged on the said stay bearing plate, is arranged on said pivot arm can rollably conflict at least two rolling members on the pedal side, be arranged on the elastic component that rotates that can provide this pivot arm elastic-restoring force to make pedal drive this pivot arm when losing between said pivot arm and the said stay bearing plate, the contact switch that stops said moving sidewalk run signal is sent in the said pivot arm shake-up that fixedly installs and can be rotated then; Said at least two rolling members distribute along the orientation of said pedal separately; The center of foremost and rearmost said rolling member in the distance in the said pedal orientation more than or equal to the distance between adjacent two pedal lateral edges when pedal is arranged continuously, and less than the distance between two pedal lateral edges of a pedal separately between when pedal is arranged continuously.

preferably, said elastic component adopts to be compressed in and makes the spring of the stable conflict of said rolling member on the pedal side between said pivot arm and the said stay bearing plate.

further preferably; Be set with guidepost on the said stay bearing plate; Offer perforation on the said pivot arm; Said guidepost can carry out the corresponding said perforation of passing movably along with said pivot arm rotates, and said guidepost is arranged with said spring on the position between said stay bearing plate and the said pivot arm.

Preferably, said stay bearing plate is fixedly installed on the truss of said moving sidewalk .

Preferably, said contact switch is fixedly installed on the truss of said moving sidewalk through support .

preferably, said rolling member adopts roller, the axial line of said roller and the rotational axis line of said pivot arm parallel, all along the above-below direction extension of said moving sidewalk.

further preferably; Said roller has two; The line of centres of two said rollers extends along the orientation of pedal; The centre distance of said two rollers is more than or equal to the distance between adjacent two pedal lateral edges when pedal is arranged continuously, and less than the distance between two pedal lateral edges of a pedal separately when pedal is arranged continuously.

owing to the utilization of technique scheme, the utility model compared with prior art has advantage: those skilled in the art knows, even the pedal on the moving sidewalk is when arranging continuously; Be 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 gets into the gap; So just not accomplishing accurately to detect pedal loses; So at least two rolling members are set, distribute separately along the orientation of pedal, wherein the center of foremost and rearmost rolling member along the distance in the pedal orientation more than or equal to the distance between adjacent two pedal lateral edges when pedal is arranged continuously; And less than the distance between two pedal lateral edges of a pedal separately between when pedal is arranged continuously; When the pedal continued presence, have at least one can conflict on the side of pedal in a plurality of rolling members like this, elastic component is in impaction state; Have the gap between pivot arm and the contact switch, contact switch is not touched; When pedal took place to lose, a plurality of rolling members all were absorbed in the neutral after pedal is lost, and the restoring force of elastic component makes pivot arm rotate, 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 form, 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 the schematic top plan view one of the utility model, wherein pedal continued presence;

Accompanying drawing 2 is the schematic top plan view two of the utility model, and wherein pedal is lost;

accompanying drawing 3 is the schematic side view of the utility model.

The specific embodiment

The structure of the utility model is further set forth in below in conjunction with accompanying drawing.

are referring to shown in Fig. 1-3; The moving sidewalk pedal is lost detecting device, an end that comprise the stay bearing plate 1 that fixedly installs, rotate the pivot arm 2 that is arranged on the stay bearing plate 1, is arranged on pivot arm 2 can rollably conflict rolling member 3 on pedal 7 sides, be arranged on the elastic component 4 that can provide pivot arm 2 elastic-restoring forces to make that driven in rotation arm 2 rotated when pedal was lost between pivot arm 2 and the stay bearing plate 1, the contact switch 5 that stops this moving sidewalk run signal is sent in pivot arm 2 shake-up that fixedly install and can be rotated then, rolling member 3 has two; And the orientation along pedal 7 distributes separately; The center of foremost and rearmost rolling member 3 along the distance of pedal 7 orientations more than or equal to the distance between adjacent two pedal lateral edges when pedal 7 is arranged continuously, and less than the distance between two pedal lateral edges of a pedal separately between when pedal is arranged continuously, those skilled in the art knows; Even pedal 7 is when arranging continuously; Be 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 gets into the gap; So just do not accomplish accurately to detect pedal and lose, thus two rolling members 3 are set, certainly; Three or more a plurality of rolling member 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, and is when the pedal continued presence, as shown in Figure 1 like this; 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, has the gap between pivot arm 2 and the contact switch 5, and contact switch 5 is not touched; When pedal took place to lose, as shown in Figure 2, a plurality of rolling members 3 all were absorbed in the neutral after pedal is lost; The restoring force of elastic component 4 makes pivot arm 2 rotate; Pivot arm 2 rotates and makes its top touch contact switch 5, thereby sends signal, and this moving sidewalk is out of service.This detecting device adopts that mechanical part is combined to form, and compare and adopt the detecting device of photoelectric probe with low cost, and easy for installation, use reliable.

are referring to shown in Fig. 1-2; Elastic component 4 adopts spring; This spring can be compressed in and make rolling member 3 stable conflicts between pivot arm 2 and the stay bearing plate 1 on the pedal side, is set with guidepost 6 on the stay bearing plate 1, offers 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 promptly is set in guidepost 6 on the position between stay bearing plate 1 and the pivot arm 2.

are referring to 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 through support 8 on the truss 9 of this moving sidewalk, and setting can make that this moving sidewalk pedal loss detecting device is stable in the process of using, reliable like this.

referring to shown in Fig. 1-3, rolling member 3 adopts roller, and this roller has two; The rotational axis line of the axial line of two rollers and pivot arm 2 parallels; 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 lateral edges when pedal is arranged continuously; And less than the distance between two pedal lateral edges of a pedal separately when pedal is arranged continuously, setting can make and have at least on the lateral edges of a roller conflicting at pedal at the pedal consecutive hours like this, and when pedal takes place to lose; Two rollers all are absorbed in the neutral after pedal is lost; Thereby make pivot arm 2 under the restoring force effect of elastic component 4, rotate, and then touch contact switch 5, make moving sidewalk quit work.

Claims

1. the moving sidewalk pedal is lost detecting device; It is characterized in that: an end that comprise the stay bearing plate that fixedly installs, rotate the pivot arm that is arranged on the said stay bearing plate, is arranged on said pivot arm can rollably conflict at least two rolling members on the pedal side, be arranged on the elastic component that rotates that can provide this pivot arm elastic-restoring force to make pedal drive this pivot arm when losing between said pivot arm and the said stay bearing plate, the contact switch that stops said moving sidewalk run signal is sent in the said pivot arm shake-up that fixedly installs and can be rotated then; Said at least two rolling members distribute along the orientation of said pedal separately; The center of foremost and rearmost said rolling member in the distance in the said pedal orientation more than or equal to the distance between adjacent two pedal lateral edges when pedal is arranged continuously, and less than the distance between two pedal lateral edges of a pedal separately between when pedal is arranged continuously.

2. moving sidewalk pedal according to claim 1 is lost detecting device, it is characterized in that: said elastic component adopts to be compressed in and makes said rolling member stablize the spring of conflicting on the pedal side between said pivot arm and the said stay bearing plate.

3. moving sidewalk pedal according to claim 2 is lost detecting device; It is characterized in that: be set with guidepost on the said stay bearing plate; Offer perforation on the said pivot arm; Said guidepost can carry out the corresponding said perforation of passing movably along with said pivot arm rotates, and said guidepost is arranged with said spring on the position between said stay bearing plate and the said pivot arm.

4. moving sidewalk pedal according to claim 1 is lost detecting device, and it is characterized in that: said stay bearing plate is fixedly installed on the truss of said moving sidewalk.

5. moving sidewalk pedal according to claim 1 is lost detecting device, and it is characterized in that: said contact switch is fixedly installed on the truss of said moving sidewalk through support.

6. moving sidewalk pedal according to claim 1 is lost detecting device; It is characterized in that: said rolling member adopts roller; The axial line of said roller and the rotational axis line of said pivot arm parallel, and all the above-below direction along said moving sidewalk extends.

7. moving sidewalk pedal according to claim 6 is lost detecting device; It is characterized in that: said roller has two; The line of centres of two said rollers extends along the orientation of pedal; The centre distance of said two rollers is more than or equal to the distance between adjacent two pedal lateral edges when pedal is arranged continuously, and less than the distance between two pedal lateral edges of a pedal separately when pedal is arranged continuously.