CN102976181A - Chain breaking protection device of elevator compensation chain - Google Patents
Chain breaking protection device of elevator compensation chain Download PDFInfo
- Publication number
- CN102976181A CN102976181A CN2012105059712A CN201210505971A CN102976181A CN 102976181 A CN102976181 A CN 102976181A CN 2012105059712 A CN2012105059712 A CN 2012105059712A CN 201210505971 A CN201210505971 A CN 201210505971A CN 102976181 A CN102976181 A CN 102976181A
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- chain
- supporting parts
- elevator
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- 230000000903 blocking effect Effects 0.000 claims description 2
- 230000005484 gravity Effects 0.000 abstract description 3
- 229910000831 Steel Inorganic materials 0.000 abstract 1
- 230000002159 abnormal effect Effects 0.000 abstract 1
- 239000010959 steel Substances 0.000 abstract 1
- 238000007665 sagging Methods 0.000 description 2
- 230000015556 catabolic process Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
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- Maintenance And Inspection Apparatuses For Elevators (AREA)
- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The invention discloses a chain breaking protection device of an elevator compensation chain. The chain breaking protection device is characterized in that once a compensation chain is in breakage, the broken compensation chain can be lowered due to a gravity force and can fall into bearing space of a bearing piece, the bearing piece can be stressed, the bearing piece can move downwards by overcoming an elastic restoring force of an elastic piece, and a signal channel between a transmitting sensor and a receiving sensor can be interrupted by the bearing piece; and once the signal channel is interrupted, abnormal phenomenon can be detected by a controller, measures can be immediately taken by the controller, a wire holding signal can be output to a wire holder, a steel wire can be held and dragged, an elevator operation stopping signal can be output, an elevator can be stopped in time, a lift car can be prevented from sliding downwards as the lift car is out of control, and safe accidents can be prevented from happening. According to the chain breaking protection device disclosed by the invention, the guiding of the compensation chain and the protection of the compensation chain are integrated, the breakage of the compensation chain can be detected and can be protected under optional situation, and the operation safety of the elevator is greatly increased.
Description
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Technical field
The present invention relates to a kind of elevator compensation chain chain breakage protection device.
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Background technology
In the prior art, the elevator of compensated chain is housed when operation, if the compensated chain fracture occurs, then can causes the traction of towing machine not enough, traction steel-cable skids, thereby car can be out of control, causes serious elevator accident.
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Summary of the invention
The purpose of this invention is to provide a kind of elevator compensation chain chain breakage protection device, after detecting the compensated chain chain rupture, controller can be exported folder rope signal and stop the elevator run signal, clamps hoist ropes, and stops the ladder protection.
For achieving the above object, the technical solution used in the present invention is: a kind of elevator compensation chain chain breakage protection device, comprise the support on the pit that is fixed on elevator, the guide that is arranged on the described support and has the guide space of opening wide down, supporting parts with support space of opening wide up, be arranged on the elastic component that is used for providing the elastic-restoring force that this supporting parts makes progress between the pit of described supporting parts and described elevator or the described support, be contained in emission sensor and receiving sensor on the described support, output folder rope signal and stop the controller of elevator run signal when can the signal path between described emission sensor and receiving sensor being blocked, described emission sensor and receiving sensor are oppositely arranged on the both sides of described supporting parts, described compensated chain has normal condition and chain rupture state, when described compensated chain is in normal condition, the elastic-restoring force that relies on described elastic component to make progress, insert in the described guide space at the top of described supporting parts, described support space is straight-through mutually with described guide space, described compensated chain passes described guide space, and do not contact with the bottom of described supporting parts, the signal path between described emission sensor and the receiving sensor is unimpeded; When described compensated chain was in the chain rupture state, the compensated chain of disconnection dropped down onto in the support space of described supporting parts, and the elastic-restoring force that this supporting parts overcomes described elastic component is displaced downwardly to the position of blocking signal path between described emission sensor and the receiving sensor.
During implementation, described guide comprises horizontal guide sheave and a pair of vertical track adjusting wheel that is arranged on the described support, the wheel axial line of described horizontal guide sheave is horizontally disposed with, the wheel axial line of described vertical track adjusting wheel vertically arranges, described a pair of vertical track adjusting wheel lays respectively at the both sides of described supporting parts, described horizontal guide sheave is positioned at the top of described a pair of vertical track adjusting wheel, and be between the described a pair of vertical track adjusting wheel, described horizontal guide sheave, described a pair of vertical track adjusting wheel are around forming described guide space of opening wide down.
Further, described support comprises on the pit that all is fixed on described elevator and lays respectively at the first carrier unit and second carrier unit on described supporting parts both sides, the 3rd carrier unit and the 4th carrier unit for the wheel shaft two ends that described horizontal guide sheave is installed, the wheel shaft two ends of a described vertical track adjusting wheel are installed in respectively the top of described the first carrier unit, on described the 3rd carrier unit, the wheel shaft two ends of another described vertical track adjusting wheel are installed in respectively the top of described the second carrier unit, on described the 4th carrier unit, described the first carrier unit, the bottom of described the second carrier unit is separately installed with described emission sensor and receiving sensor.
A kind of concrete embodiment, described supporting parts comprises the bottom, is arranged on the vertical sides f on these both sides, bottom, is arranged on the following baffle plate in this bottom, form the described support space of opening wide between the described vertical sides f on described bottom and both sides up, when described compensated chain was in normal condition, inserted in the described guide space at the top of the vertical sides f on described supporting parts both sides; When described compensated chain was in the chain rupture state, the baffle plate of described supporting parts was blocked in the signal path between described emission sensor and the receiving sensor.
The bottom of described supporting parts, vertical sides f all are the arc that arches upward down.
Because the utilization of technique scheme; the present invention compared with prior art has following advantages: in this elevator compensation chain chain breakage protection device; in case compensated chain fracture; the compensated chain that then disconnects can be because Action of Gravity Field and sagging; the compensated chain that disconnects can drop down onto in the support space of supporting parts; the compressing supporting parts moves down so that supporting parts overcomes the elastic-restoring force of elastic component, and supporting parts can be blocked the signal path between emission sensor and the receiving sensor.In case signal path is blocked, controller can detect unusually, and controller can take immediate measure; to wire holder output folder rope signal, clamp traction steel-cable, and output stops the elevator run signal; in time stop the ladder protection, avoid car downslide out of control, prevent safety misadventure.This elevator compensation chain chain breakage protection device leads compensated chain and combines together with compensated chain fracture protection, can rupture to detect and implement to compensated chain in any case to protect, and has greatly improved the elevator Operation safety.
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Description of drawings
Accompanying drawing 1 is looked scheme drawing for master of the present invention;
Accompanying drawing 2 is schematic side view of the present invention;
Accompanying drawing 3 is schematic circuit diagram of the present invention.
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The specific embodiment
Further set forth structure of the present invention below in conjunction with accompanying drawing.
Shown in Fig. 1-3; a kind of elevator compensation chain chain breakage protection device; comprise the support 4 on the pit that is fixed on elevator; be arranged on the guide 1 on the support 4; supporting parts 2 with support space 24 of opening wide up; be arranged on the elastic component 3 that is used for providing this elastic-restoring force that supporting parts 2 makes progress between the pit of supporting parts 2 and elevator; be contained on the support 4 and be oppositely arranged on emission sensor 5 and the receiving sensor 6 on supporting parts 2 both sides; controller 7; in Fig. 1; elastic component 3 adopts spring; spring vertically arranges; spring has two; the two ends of two the corresponding supporting parts of spring difference 2 bottoms, spring is arranged between the pit of supporting parts 2 and elevator here.In other embodiment, elastic component also can be arranged between supporting parts and the support, as long as can allow elastic component provide elastic-restoring force upwards to support supporting parts.In Fig. 1-2, supporting parts 2 comprises bottom 21, be arranged on the vertical sides f 22 on these 21 both sides, bottom, be arranged on the following baffle plate 23 in this bottom 21, form the support space 24 of opening wide between the vertical sides f 22 on bottom 21 and both sides up, this support space 24 is used for holding the compensated chain of fracture.The shape of supporting parts 2 can have multiple, for example adopts arc shown in Figure 1, and namely the bottom 21 of supporting parts 2, vertical sides f 22 all are the arc that arches upward down.Guide 1 has the guide space 13 of opening wide down, and this guide space 13 is used for passing for compensated chain, thereby guide 1 can guide the movement of compensated chain.In Fig. 1-2, guide adopts roller to lead, and can reduce friction like this, reduces the resistance that compensated chain moves.Specifically, guide 1 comprises horizontal guide sheave 11 and a pair of vertical track adjusting wheel 12 that is arranged on the support 4, the wheel axial line of horizontal guide sheave 11 is horizontally disposed with, vertically the wheel axial line of track adjusting wheel 12 vertically arranges, a pair of vertical track adjusting wheel 12 lays respectively at the both sides of supporting parts 2, horizontal guide sheave 11 is positioned at the top of a pair of vertical track adjusting wheel 12, and be between a pair of vertical track adjusting wheel 12, horizontal guide sheave 11, a pair of vertical track adjusting wheel 12 is around forming the guide space 13 of opening wide down, a pair of so vertical track adjusting wheel 13 can lead to the both sides of compensated chain, horizontal guide sheave 11 can be to leading above the compensated chain, open wide below the guide space 13, like this can be so that enter the support space 24 of supporting parts 2 after the compensated chain fracture.Work at compensated chain, be that compensated chain is when being in normal condition, shown in Fig. 1-2, the elastic-restoring force that relies on elastic component 3 to make progress, insert in the guide space 13 at the top of the vertical sides f 22 on supporting parts 2 both sides, support space 24 is straight-through mutually with guide space 13, compensated chain passes guide space 13, in fact, support space 24 defines the knee-action scope of compensated chain with guide space 13, and compensated chain can move in guide space 13 or support space 24, but can not contact with the bottom 21 of supporting parts 2, signal path between emission sensor 5 and the receiving sensor 6 is unimpeded at this moment, and then elevator can normally move.In case compensated chain fracture, the compensated chain that then disconnects can be because Action of Gravity Field and sagging, the compensated chain that disconnects can drop down onto in the support space 24 of supporting parts 2, compressing supporting parts 2, these supporting parts 2 compression elastic pieces 3, the elastic-restoring force that namely overcomes elastic component 3 moves down, and this moment, the baffle plate 23 of supporting parts 2 was blocked between emission sensor 5 and the receiving sensor 6, thus the signal path between blocking-up emission sensor 5 and the receiving sensor 6.In case signal path is blocked; as shown in Figure 3; controller 7 can detect unusually; the controller 7 locking breakdown signal that can take immediate measure to wire holder output folder rope signal 8, clamps traction steel-cable; and output stops elevator run signal 9; in time stop the ladder protection, avoid car downslide out of control, prevent safety misadventure.
In Fig. 1-2, in order to support easily each functional component, support 4 comprises the first carrier unit 41, the second carrier unit 42, the 3rd carrier unit 43, the 4th carrier unit 44, the first carrier unit 41, the second carrier unit 42 all is fixed on the pit of elevator, and lay respectively at the both sides of supporting parts 2, the two ends of the wheel shaft of horizontal guide sheave 11 are installed in respectively the 3rd carrier unit 43, on the 4th carrier unit 44, in Fig. 2, the wheel shaft two ends of a vertical track adjusting wheel 12 are installed in respectively the top of the first carrier unit 41, on the 3rd carrier unit 43, the wheel shaft two ends of another vertical track adjusting wheel 12 are installed in respectively the top of the second carrier unit 42, on the 4th carrier unit 44, finished like this setting of guide 1.The bottom of the first carrier unit 41, the second carrier unit 42 is separately installed with emission sensor 5 and receiving sensor 6; in case such compensated chain fracture; after then in falling to supporting parts; the compressing supporting parts moves down; stop the signal path between emission sensor 5 and the receiving sensor 6, in time control to clamp hoist ropes and cut off the power supply by controller and stop the ladder protection.
This elevator compensation chain chain breakage protection device, simple in structure, easy for installation, the compensated chain guiding is combined together with detection, can rupture to detect and implement to compensated chain in any case and protect, greatly improved the elevator Operation safety.After the compensated chain fracture, in time to control elevator and stop, the minimizing accident occurs.
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Claims (5)
1. elevator compensation chain chain breakage protection device, it is characterized in that: comprise the support on the pit that is fixed on elevator, the guide that is arranged on the described support and has the guide space of opening wide down, supporting parts with support space of opening wide up, be arranged on the elastic component that is used for providing the elastic-restoring force that this supporting parts makes progress between the pit of described supporting parts and described elevator or the described support, be contained in emission sensor and receiving sensor on the described support, output folder rope signal and stop the controller of elevator run signal when can the signal path between described emission sensor and receiving sensor being blocked, described emission sensor and receiving sensor are oppositely arranged on the both sides of described supporting parts, described compensated chain has normal condition and chain rupture state, when described compensated chain is in normal condition, the elastic-restoring force that relies on described elastic component to make progress, insert in the described guide space at the top of described supporting parts, described support space is straight-through mutually with described guide space, described compensated chain passes described guide space, and do not contact with the bottom of described supporting parts, the signal path between described emission sensor and the receiving sensor is unimpeded; When described compensated chain was in the chain rupture state, the compensated chain of disconnection dropped down onto in the support space of described supporting parts, and the elastic-restoring force that this supporting parts overcomes described elastic component is displaced downwardly to the position of blocking signal path between described emission sensor and the receiving sensor.
2. a kind of elevator compensation chain chain breakage protection device according to claim 1; it is characterized in that: described guide comprises horizontal guide sheave and a pair of vertical track adjusting wheel that is arranged on the described support; the wheel axial line of described horizontal guide sheave is horizontally disposed with; the wheel axial line of described vertical track adjusting wheel vertically arranges; described a pair of vertical track adjusting wheel lays respectively at the both sides of described supporting parts; described horizontal guide sheave is positioned at the top of described a pair of vertical track adjusting wheel; and be between the described a pair of vertical track adjusting wheel described horizontal guide sheave; described a pair of vertical track adjusting wheel is around forming described guide space of opening wide down.
3. a kind of elevator compensation chain chain breakage protection device according to claim 2; it is characterized in that: described support comprises on the pit that all is fixed on described elevator and lays respectively at the first carrier unit and second carrier unit on described supporting parts both sides; the 3rd carrier unit and the 4th carrier unit for the wheel shaft two ends that described horizontal guide sheave is installed; the wheel shaft two ends of a described vertical track adjusting wheel are installed in respectively the top of described the first carrier unit; on described the 3rd carrier unit; the wheel shaft two ends of another described vertical track adjusting wheel are installed in respectively the top of described the second carrier unit; on described the 4th carrier unit, described the first carrier unit; the bottom of described the second carrier unit is separately installed with described emission sensor and receiving sensor.
4. a kind of elevator compensation chain chain breakage protection device according to claim 1, it is characterized in that: described supporting parts comprises the bottom, is arranged on the vertical sides f on these both sides, bottom, is arranged on the following baffle plate in this bottom, form the described support space of opening wide between the described vertical sides f on described bottom and both sides up, when described compensated chain was in normal condition, inserted in the described guide space at the top of the vertical sides f on described supporting parts both sides; When described compensated chain was in the chain rupture state, the baffle plate of described supporting parts was blocked in the signal path between described emission sensor and the receiving sensor.
5. a kind of elevator compensation chain chain breakage protection device according to claim 4, it is characterized in that: the bottom of described supporting parts, vertical sides f all are the arc that arches upward down.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210505971.2A CN102976181B (en) | 2012-11-30 | 2012-11-30 | Chain breaking protection device of elevator compensation chain |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210505971.2A CN102976181B (en) | 2012-11-30 | 2012-11-30 | Chain breaking protection device of elevator compensation chain |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102976181A true CN102976181A (en) | 2013-03-20 |
| CN102976181B CN102976181B (en) | 2015-01-07 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210505971.2A Active CN102976181B (en) | 2012-11-30 | 2012-11-30 | Chain breaking protection device of elevator compensation chain |
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| Country | Link |
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| CN (1) | CN102976181B (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106927329A (en) * | 2017-05-03 | 2017-07-07 | 海门圣帕斯电梯配件有限公司 | Elevator compensation chain dynamic property testing equipment |
| CN114538236A (en) * | 2022-02-23 | 2022-05-27 | 南通中力科技有限公司 | Elevator compensation chain with chain breakage protection function |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07237844A (en) * | 1994-02-24 | 1995-09-12 | Mitsubishi Denki Bill Techno Service Kk | Device for detecting space of elevator |
| JP2006264846A (en) * | 2005-03-23 | 2006-10-05 | Toshiba Elevator Co Ltd | Elevator and elevator remote monitoring system equipped with this elevator |
| JP2007302372A (en) * | 2006-05-09 | 2007-11-22 | Mitsubishi Electric Corp | Compensating chain catching detection device |
| CN101143671A (en) * | 2006-09-14 | 2008-03-19 | 王卫星 | Lift equipment rapid protecting device |
| CN201321317Y (en) * | 2008-12-25 | 2009-10-07 | 苏州江南嘉捷电梯股份有限公司 | Tension unit of elevator compensating rope |
| CN202936054U (en) * | 2012-11-30 | 2013-05-15 | 江南嘉捷电梯股份有限公司 | Lift compensation chain breakage protection device |
-
2012
- 2012-11-30 CN CN201210505971.2A patent/CN102976181B/en active Active
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07237844A (en) * | 1994-02-24 | 1995-09-12 | Mitsubishi Denki Bill Techno Service Kk | Device for detecting space of elevator |
| JP2006264846A (en) * | 2005-03-23 | 2006-10-05 | Toshiba Elevator Co Ltd | Elevator and elevator remote monitoring system equipped with this elevator |
| JP2007302372A (en) * | 2006-05-09 | 2007-11-22 | Mitsubishi Electric Corp | Compensating chain catching detection device |
| CN101143671A (en) * | 2006-09-14 | 2008-03-19 | 王卫星 | Lift equipment rapid protecting device |
| CN201321317Y (en) * | 2008-12-25 | 2009-10-07 | 苏州江南嘉捷电梯股份有限公司 | Tension unit of elevator compensating rope |
| CN202936054U (en) * | 2012-11-30 | 2013-05-15 | 江南嘉捷电梯股份有限公司 | Lift compensation chain breakage protection device |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106927329A (en) * | 2017-05-03 | 2017-07-07 | 海门圣帕斯电梯配件有限公司 | Elevator compensation chain dynamic property testing equipment |
| CN114538236A (en) * | 2022-02-23 | 2022-05-27 | 南通中力科技有限公司 | Elevator compensation chain with chain breakage protection function |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102976181B (en) | 2015-01-07 |
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Effective date of registration: 20180426 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: SJEC Corporation |
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| TR01 | Transfer of patent right |