CN102424323A - Handrail falling detection device on escalator or moving walk - Google Patents
Handrail falling detection device on escalator or moving walk Download PDFInfo
- Publication number
- CN102424323A CN102424323A CN201110384454XA CN201110384454A CN102424323A CN 102424323 A CN102424323 A CN 102424323A CN 201110384454X A CN201110384454X A CN 201110384454XA CN 201110384454 A CN201110384454 A CN 201110384454A CN 102424323 A CN102424323 A CN 102424323A
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- CN
- China
- Prior art keywords
- handrail
- guide rail
- armrest
- escalator
- rolling wheel
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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.)
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- Escalators And Moving Walkways (AREA)
Abstract
The invention discloses a handrail falling detection device on an escalator or a moving walk. When a handrail positioned in a lower circular arc position normally operates on a handrail guide rail, the handrail is in a normal state at the time, the handrail is in rolling contact with a rolling wheel, the handrail is pressed on the rolling wheel by the self weight, the rolling wheel and a rolling wheel shaft receive force, an elastic element bears the elastic resistance, and a switch plate and a switch maintain a separated state, so the normal operation of the escalator or the moving walk is ensured. When the handrail falls off from the handrail guide rail, the handrail is in a falling state at the time, the handrail is separated from the rolling wheel, the rolling wheel is out of the compression of the handrail, the rolling wheel shaft and the rolling wheel are simultaneously ejected up under the outward elastic rebounding force effect of the elastic element, the switch plate moves along with the rolling wheel shaft, the switch is triggered by the switch plate, operation stop signals are sent out, the operation of the escalator or the moving walk is stopped in time, the maintenance can be carried out, and the passenger injury and the handrail damage are avoided.
Description
Technical field
the present invention relates to detect on escalator or the moving sidewalk handrail releasing unit.
Background technology
are on escalator or moving sidewalk; Handrail centers on Armrest guide rail, through the motion of Armrest guide rail guiding handrail, but in the handrail motion process; The handrail strap tensioning power at following circular arc place is not enough; Cause handrail to split away off from the following Armrest guide rail of circular arc, if this moment escalator or moving sidewalk still continue operation, can cause the damage of handrail and the passenger is worked the mischief.
Summary of the invention
the purpose of this invention is to provide the device that the detection handrail comes off on escalator or the moving sidewalk, in case handrail splits away off like this, then escalator or moving sidewalk can be in time out of service, on-call maintenance.
are for achieving the above object; The technical scheme that the present invention adopts is: detect the handrail releasing unit on escalator or the moving sidewalk; Comprise following circular arc place the curved handrail guide rail, have normal condition and the handrail of the state that comes off; Said Armrest guide rail comprises the bottom of arc, the both sides that extend outward from the left and right sides of said bottom; Form the installing space that opens wide between said bottom and the said both sides outwardly; When said handrail was in normal condition, this handrail covered the uncovered of said installing space, and the left and right sides portion of this handrail states the both sides of Armrest guide rail from the outer surrounding residence of said Armrest guide rail; Be in when coming off state at said handrail; This handrail splits away off from said Armrest guide rail; Said detection handrail releasing unit also comprises the roll wheel assembly that can be arranged in said installing space, the elastic component that is used to provide the outside elastic-restoring force of this roll wheel assembly, key-board, fixedly installs and can after being touched, send the switch that stops said escalator or moving sidewalk run signal; Said roll wheel assembly comprises along the roller shaft of the left and right directions extension of said Armrest guide rail, is installed in the roller on the said roller shaft; Said elastic component is arranged between said roller shaft and the said Armrest guide rail; Said key-board and said roller shaft fix setting; When said handrail was in normal condition, this handrail covered inside face and the said roller mutually rollably contact of said installing space on uncovered, and said key-board keeps separating with said switch; Be in when coming off state at said handrail, this handrail and said roller are separated, and said key-board touches said switch under the elastic-restoring force effect of said elastic component.
preferably; Be set with pull bar on the said roller shaft, said pull bar extends along the radial direction of said roller shaft, and the bottom of said Armrest guide rail offers perforation; The armrest support that supports said Armrest guide rail with the corresponding position of said perforation on also offer perforation; Said pull bar stretches out the perforation of said Armrest guide rail and said armrest support, is set with said key-board on the position of stretching out, and said switch is fixedly installed on the said armrest support.
preferably; Be set with in the installing space of said Armrest guide rail along spaced first catch of the arc length direction of this Armrest guide rail and second catch; When said handrail was in normal condition, said roller was blocked between said first catch and second catch.
owing to the utilization of technique scheme, the present invention compared with prior art has advantage: when the handrail at circular arc place normally moved on Armrest guide rail down, this moment, handrail was in normal condition; This handrail and roller rollably contact mutually; Handrail relies on deadweight to be pressed on the roller, and roller and roller shaft are stressed, make elastic component bear elastic resistance; This moment, key-board kept separating with switch, thereby guaranteed the normal operation of escalator or moving sidewalk; In case handrail splits away off from Armrest guide rail, this moment, handrail was in the state of coming off, and this handrail and roller are separated; Roller has broken away from the compressing of handrail, and under the outside elastic-restoring force effect of elastic component, the roller shaft band roller and upspring together; Then key-board can move along with roller shaft together, makes and sends signal out of service by the key-board touch switch; Escalator or moving sidewalk are in time out of service, are able to maintenance, avoid the damage that injures the passenger and cause handrail.
Description of drawings
Accompanying drawing 1 is a front view of the present invention;
Accompanying drawing 2 is the cutaway view of accompanying drawing 1 along the A-A direction, also shows switch bracket and switch;
The shape of the Armrest guide rail at circular arc place under
accompanying drawing 3 shows among the present invention, wherein Armrest guide rail schematically draws.
The specific embodiment
Structure of the present invention is further set forth below in conjunction with accompanying drawing in
.
are referring to shown in Fig. 1-3; Detect the handrail releasing unit on escalator or the moving sidewalk; Comprise following circular arc place curved handrail guide rail 15, have normal condition and the handrail of the state that comes off 1, roll wheel assembly 18, elastic component 7, key-board 9, switch 11 because handrail 1 expanding force at circular arc place is not enough down, split away off from the Armrest guide rail 15 of circular arc down the most easily; So be provided with detection handrail releasing unit at following circular arc place; The both sides 17 that wherein Armrest guide rail 15 of arc comprises the bottom 16 of arc, 16 the left and right sides extends outward from the bottom form the installing space 20 that opens wide outwardly, when handrail 1 is in normal condition between bottom 16 and the both sides 17; Normally move corresponding to escalator or moving sidewalk this moment; This handrail 1 covers the uncovered 21 of installing space 20, and the left and right sides portion of this handrail 1 lives the both sides of Armrest guide rail 15 from the outer surrounding of Armrest guide rail 15, and is as shown in Figure 2; The cross-sectional plane of handrail 1 is c-shaped; The left side 17 of Armrest guide rail 15, right side 17 be respectively towards a left side, outstanding pick up the ears 2 towards right being bent to form, the left and right sides portion of C shape handrail 1 around and encase Armrest guide rail 15 about pick up the ears 2, realize moving of Armrest guide rail 15 guiding handrails 1.Roll wheel assembly 18 is positioned at Armrest guide rail 15, promptly is arranged in installing space 20, and roll wheel assembly 18 comprises along the roller shaft 6 of the left and right directions extension of Armrest guide rail 15, is installed in the roller 4 on the roller shaft 6; In Fig. 2; A roller 4 is equipped with at the two ends of roller shaft 6 respectively, and roller 4 carries out axial limiting through jump ring 5, guarantees roller 4 stable rotation on roller shaft 6; In Fig. 3, the installation site 19 of roller in the Armrest guide rail 15 at following circular arc place of schematically having drawn.Elastic component 7 adopts springs, and elastic component 7 is arranged between roller shaft 6 and the Armrest guide rail 15, is used to provide roll wheel assembly 18 outside elastic-restoring force; Key-board 9 fixedly installs with roller shaft 6, and under the elastic-restoring force effect of elastic component 7, roller shaft 6 outwards moves with key-board 9 together like this; Make key-board 9 can hit switch 11; Switch 11 fixedly installs, and switch 11 be not touched, and is not hit then in other words; It is the normal operation that can not influence escalator or moving sidewalk; After but in case switch 11 is touched, can send the switch that signal out of service is given escalator or moving sidewalk, escalator or moving sidewalk are out of service.When the handrail 1 at circular arc place normally moved on Armrest guide rail 15 down, this moment, handrail 1 was in normal condition, and this handrail 1 covers the inside face and roller 4 rollably contact mutually on the installing space uncovered 21; Be that handrail 1 relies on deadweight to be pressed on the roller 4; Roller 4 and roller shaft 6 stressed compression elastic pieces 7, elastic component 7 is compressed, and makes key-board 9 keep separating with switch 11; In Fig. 2; Key-board 9 is in the below of switch 11 all the time, and switch 11 can be touched, thereby guarantees the normal operation of escalator or moving sidewalk; In case handrail 1 splits away off from Armrest guide rail 15, this moment, handrail 1 was in the state of coming off, and this handrail 1 is separated with roller 4; Roller 4 has broken away from the compressing of handrail 1, and under the outside elastic-restoring force effect of elastic component 7, roller shaft 6 is being with roller 4 to upspring together; Stretch out the uncovered 21 of installing space 20, then key-board 9 can move along with roller shaft 6 together, makes key-board 9 touch switchs 11; Send signal out of service; Escalator or moving sidewalk are in time out of service, are able to maintenance, avoid the damage that injures the passenger and cause handrail.
are difficult under the normal circumstances switch or key-board are installed, so in Fig. 2 because the installing space 20 of Armrest guide rail 15 is narrow and small; Switch and key-board all are mounted in Armrest guide rail 15 outsides; Switch 11 is fixedly installed on the armrest support 13 through switch bracket 10, and specifically, switch bracket 11 is to be fixed on the reinforcement base plate 14 of armrest support 13; Be set with pull bar 8 on the roller shaft 6; Pull bar 8 extends along the radial direction of roller shaft 6, and an end of pull bar 8 is between two rollers 4 at roller shaft 6 two ends, and the bottom 16 of Armrest guide rail 15 offers perforation; The armrest support 13 of supporting armrests guide rail 15 is also offering perforation with perforation on the corresponding position; The other end of pull bar 8 stretches out the perforation of Armrest guide rail 15 and armrest support 13, is set with key-board 9 on the end of stretching out, and is used for stroke switch 11.For easy for installation, elastic component 7 is set on the pull bar 8, and an end is pressed on the spring perch 3, and the other end is pressed on the pull bar 8, and this spring perch 3 is arranged in installing space 20, and is fixed on the bottom 16 of Armrest guide rail 15.Elastic component 7 can provide roller shaft 6 and roller 4 elastic-restoring forces like this.
are in order to prevent roller 4 and roller shaft 6 moving direction swing along handrail 1 under the effect of elastic component 7; In the installing space 20 of Armrest guide rail 15, be set with along spaced first catch 12 of the arc length direction of this Armrest guide rail 15 and second catch 12; Roller 4 is blocked between first catch 12 and second catch 12, like Fig. 1.
to sum up, this detects handrail releasing unit, when detecting handrail 1 and come off, in time makes escalator and moving sidewalk out of service, this apparatus structure is simple, and is easy to use and reliable, played the effect of safety precaution.
Claims (3)
1. detect the handrail releasing unit on escalator or the moving sidewalk; Comprise following circular arc place the curved handrail guide rail, have normal condition and the handrail of the state that comes off; Said Armrest guide rail comprises the bottom of arc, the both sides that extend outward from the left and right sides of said bottom; Form the installing space that opens wide between said bottom and the said both sides outwardly; When said handrail was in normal condition, this handrail covered the uncovered of said installing space, and the left and right sides portion of this handrail states the both sides of Armrest guide rail from the outer surrounding residence of said Armrest guide rail; Be in when coming off state at said handrail; This handrail splits away off from said Armrest guide rail; It is characterized in that: said detection handrail releasing unit also comprises the roll wheel assembly that can be arranged in said installing space, the elastic component that is used to provide the outside elastic-restoring force of this roll wheel assembly, key-board, fixedly installs and can after being touched, send the switch that stops said escalator or moving sidewalk run signal; Said roll wheel assembly comprises along the roller shaft of the left and right directions extension of said Armrest guide rail, is installed in the roller on the said roller shaft; Said elastic component is arranged between said roller shaft and the said Armrest guide rail; Said key-board and said roller shaft fix setting; When said handrail was in normal condition, this handrail covered inside face and the said roller mutually rollably contact of said installing space on uncovered, and said key-board keeps separating with said switch; Be in when coming off state at said handrail, this handrail and said roller are separated, and said key-board touches said switch under the elastic-restoring force effect of said elastic component.
2. detect the handrail releasing unit on escalator according to claim 1 or the moving sidewalk; It is characterized in that: be set with pull bar on the said roller shaft; Said pull bar extends along the radial direction of said roller shaft; The bottom of said Armrest guide rail offers perforation, the armrest support that supports said Armrest guide rail with the corresponding position of said perforation on also offer perforation, said pull bar stretches out the perforation of said Armrest guide rail and said armrest support; Be set with said key-board on the position of stretching out, said switch is fixedly installed on the said armrest support.
3. detect the handrail releasing unit on escalator according to claim 1 or the moving sidewalk; It is characterized in that: be set with in the installing space of said Armrest guide rail along spaced first catch of the arc length direction of this Armrest guide rail and second catch; When said handrail was in normal condition, said roller was blocked between said first catch and second catch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110384454 CN102424323B (en) | 2011-11-28 | 2011-11-28 | Handrail belt dropping detection device on escalator or moving walk |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110384454 CN102424323B (en) | 2011-11-28 | 2011-11-28 | Handrail belt dropping detection device on escalator or moving walk |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102424323A true CN102424323A (en) | 2012-04-25 |
| CN102424323B CN102424323B (en) | 2013-10-09 |
Family
ID=45958368
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110384454 Expired - Fee Related CN102424323B (en) | 2011-11-28 | 2011-11-28 | Handrail belt dropping detection device on escalator or moving walk |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102424323B (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105417336A (en) * | 2015-11-30 | 2016-03-23 | 苏州富士电梯有限公司 | Hand strap protection device |
| CN108298418A (en) * | 2018-03-27 | 2018-07-20 | 苏州江南嘉捷电梯有限公司 | A kind of cover board safety detection device of escalator or moving sidewalk |
| CN113247747A (en) * | 2021-05-20 | 2021-08-13 | 杭州西奥电梯有限公司 | Escalator handrail operation detection device and method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010143676A (en) * | 2008-12-17 | 2010-07-01 | Mitsubishi Electric Building Techno Service Co Ltd | Passenger conveyer |
| CN201703954U (en) * | 2010-04-15 | 2011-01-12 | 蒂森克虏伯扶梯(中国)有限公司 | Speed measurement and strip breakage protection device for escalator and moving pavement |
| CN102180401A (en) * | 2011-05-31 | 2011-09-14 | 苏州富士电梯有限公司 | Stair loss detection device for escalator |
| CN202337625U (en) * | 2011-11-28 | 2012-07-18 | 苏州富士电梯有限公司 | Device for detecting dropping of handrail belts on escalator or moving pavement |
-
2011
- 2011-11-28 CN CN 201110384454 patent/CN102424323B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2010143676A (en) * | 2008-12-17 | 2010-07-01 | Mitsubishi Electric Building Techno Service Co Ltd | Passenger conveyer |
| CN201703954U (en) * | 2010-04-15 | 2011-01-12 | 蒂森克虏伯扶梯(中国)有限公司 | Speed measurement and strip breakage protection device for escalator and moving pavement |
| CN102180401A (en) * | 2011-05-31 | 2011-09-14 | 苏州富士电梯有限公司 | Stair loss detection device for escalator |
| CN202337625U (en) * | 2011-11-28 | 2012-07-18 | 苏州富士电梯有限公司 | Device for detecting dropping of handrail belts on escalator or moving pavement |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105417336A (en) * | 2015-11-30 | 2016-03-23 | 苏州富士电梯有限公司 | Hand strap protection device |
| CN108298418A (en) * | 2018-03-27 | 2018-07-20 | 苏州江南嘉捷电梯有限公司 | A kind of cover board safety detection device of escalator or moving sidewalk |
| CN108298418B (en) * | 2018-03-27 | 2024-05-14 | 苏州江南嘉捷电梯有限公司 | Cover plate safety detection device for escalator or moving pavement |
| CN113247747A (en) * | 2021-05-20 | 2021-08-13 | 杭州西奥电梯有限公司 | Escalator handrail operation detection device and method |
| CN113247747B (en) * | 2021-05-20 | 2023-11-10 | 杭州西奥电梯有限公司 | Escalator handrail operation detection device and method |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102424323B (en) | 2013-10-09 |
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Effective date of registration: 20180427 Address after: 215122 28 Weixin Road, Suzhou Industrial Park, Suzhou, Jiangsu Patentee after: Jiangnan Jiajie Lift Co., Ltd., Jiangsu Address before: 215122 No. 718 Ting Ting Road, Suzhou Industrial Park, Jiangsu Patentee before: Suzhou Fushi Elevator Co., Ltd. |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131009 Termination date: 20201128 |
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| CF01 | Termination of patent right due to non-payment of annual fee |