CN101941625A - Rope loosening prevention device for elevator - Google Patents
Rope loosening prevention device for elevator Download PDFInfo
- Publication number
- CN101941625A CN101941625A CN 201010266746 CN201010266746A CN101941625A CN 101941625 A CN101941625 A CN 101941625A CN 201010266746 CN201010266746 CN 201010266746 CN 201010266746 A CN201010266746 A CN 201010266746A CN 101941625 A CN101941625 A CN 101941625A
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- CN
- China
- Prior art keywords
- runner assembly
- switch
- support plate
- fixed support
- connecting panel
- Prior art date
- 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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- B—PERFORMING OPERATIONS; TRANSPORTING
- B66—HOISTING; LIFTING; HAULING
- B66B—ELEVATORS; ESCALATORS OR MOVING WALKWAYS
- B66B5/00—Applications of checking, fault-correcting, or safety devices in elevators
- B66B5/02—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions
- B66B5/12—Applications of checking, fault-correcting, or safety devices in elevators responsive to abnormal operating conditions in case of rope or cable slack
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- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
- Cage And Drive Apparatuses For Elevators (AREA)
Abstract
The invention discloses a rope loosening prevention device for an elevator. The device comprises a rope hitch plate, a runner assembly, a switch fixed mount and a runner assembly support, wherein the runner assembly comprises a rotating shaft and two connecting plates connected on the two ends of the rotating shaft; the runner assembly support comprises a fixed support plate and an elastic support pillar; the elastic support pillar is positioned between the fixed support plate and a switch operating plate; the runner assembly is hinged with a fixed support plate fixedly arranged on the rope hitch plate, and the runner assembly is supported on the elastic support pillar; and the switch fixed mount is fixedly connected on the rope hitch plate in a hanging mode and is provided with a safety switch, thus the rope loosening prevention device can make rapid response to elevator steel wire rope breakage and loosening accidents, automatically shut off a power supply so as to brake the elevator, thereby effectively preventing over-hoisting accidents caused by steel wire rope breakage phenomena from happening in the lift car operating process, ensuring the safety in the elevator operating process, improving the product quality and effectively improving the market competitiveness of companies.
Description
Technical field
The present invention relates to a kind of locking rope device, when being used for elevator wire rope and unexpected loosening or fracture occurring, the safety device of braking elevator belongs to the elevator safety technical field.
Background technology
Super high speed elevator if unexpected loosening or fracture appears in steel rope, is not seen when hoistway seals when operation, might be caused follow-up accident like this, even cause the loss that can't retrieve.Can make a response the safety device of braking elevator to abnomal conditions such as steel rope become flexible rapidly so need design a kind of structure.
Summary of the invention
The present invention is directed to the deficiencies in the prior art, provide a kind of elevator locking rope device, abnomal conditions such as steel rope becomes flexible are reacted the operation of braking elevator rapidly.
For realizing above technical purpose, the present invention will take following technical scheme:
The locking rope device of a kind of elevator, comprise rope hitch plate, runner assembly, the switch that is arranged on the runner assembly re-packs, switch fixed mount and runner assembly bracing frame, described runner assembly bracing frame comprises fixed support plate and elastomeric support column, described elastomeric support column is between fixed support plate and switch re-pack, described runner assembly is hinged with the fixed support plate that is fixedly mounted on the rope hitch plate, and this runner assembly is supported on the elastomeric support column, described elastomeric support column comprises double-screw bolt, be socketed on the double-screw bolt elastomeric element and respectively with double-screw bolt screw thread fit bonded assembly hold-down nut and stop nut, hold-down nut is positioned at the runner assembly top, elastomeric element is squeezed between stop nut and the runner assembly by hold-down nut, described switch fixed mount is fixedly connected on the rope hitch plate hangingly, and on the switch fixed mount safety switch is installed, runner assembly pressurized and when bearing pin rotate simultaneously, the switch promotion safety switch moving contact that re-packs.
Further, described elastomeric support column is arranged on the axis of runner assembly, and fixed support plate and switch re-pack and be arranged on the both sides of runner assembly symmetrically.
Further, two connecting panels that described runner assembly comprises rotating shaft and is connected the rotating shaft two ends, the middle part of each piece connecting panel is supported by elastomeric support column all respectively, and an end of each piece connecting panel is also hinged with the fixed support plate that is fixedly mounted on the rope hitch plate respectively, be installed in the same side that fixed support plate on two connecting panels is positioned at rotating shaft simultaneously, in addition, described switch re-packs and is arranged on the connecting panel, and promptly switch re-packs and fixed support plate is divided on the connecting panel of rotating shaft both sides; Described hold-down nut is positioned at the connecting panel top, and described elastomeric element is squeezed between connecting panel and the stop nut.
Further, the described fixed support plate that is installed on two connecting panels is located along the same line.
Further, the lower end of fixed support plate is installed on the connecting panel by bearing pin with locating, then captives joint with rope hitch plate by threaded fasteners in the upper end of fixed support plate.
Further, described connecting panel cross section is L-shaped, and the fag end bracing frame is installed on its flat end, and it is vertically held and then is connected with rotating shaft, described switch re-packs and is that the flat end of this " L " shape connecting panel, the moving contact of described safety switch are positioned at the flat end below of this " L " shape connecting panel.
According to above technical scheme, can realize following beneficial effect:
Runner assembly bracing frame of the present invention comprises fixed support plate and elastomeric support column, and therefore, during the elevator wire rope normal operation, the spring lower end of cable wire end combination is passed rope hitch plate and is suspended in the rotating shaft top, i.e. rotating shaft does not stress; When steel rope becomes flexible or rupture, the spring lower end of passing the cable wire end combination that rope hitch plate suspends can be pressed in the rotating shaft, be that countershaft applies a downward power, the elastomeric element of extruding elastomeric support column, make rotating shaft rotate, the flat end of " L " shape connecting panel is touched the safety switch moving contact, to cut off the electricity supply the braking elevator.In addition, elastomeric element of the present invention is squeezed between stop nut and the connecting panel by hold-down nut, therefore, can pass through to adjust hold-down nut, and is to realize the adjusting of safety switch reaction distance, convenient and easy.Hence one can see that: though the present invention is simple in structure, but can rupture, become flexible accident to elevator wire rope and make reaction rapidly, and take the actv. counter-measure---cut off the electricity supply automatically, the braking elevator, the accident of the rushing to summit generation that the wire cable rupture phenomenon causes appears when avoiding cage operation effectively, guarantee the operating safety of elevator, improve the quality of product; In addition, infrastructure cost of the present invention is low, can improve the company's market competitive power effectively.
Description of drawings
Fig. 1 is a structural representation of the present invention;
Fig. 2 is the mounting structure scheme drawing of the present invention in elevator;
Wherein, 1 is double-screw bolt; 2 is runner assembly; Rotating shaft 21; Connecting panel 22; 3 is the switch fixed mount; 4 is safety switch; 5 is stage clip; 6 is fixed support plate; 7 is bearing pin; 8 is rope hitch plate.
The specific embodiment
Accompanying drawing discloses a preferred structural representation of implementing involved in the present invention without limitation, explains technical scheme of the present invention below with reference to accompanying drawing.
As depicted in figs. 1 and 2, the locking rope device of elevator of the present invention, comprise rope hitch plate 8, runner assembly 2, the switch that is arranged on the runner assembly 2 re-packs, switch fixed mount 3 and runner assembly bracing frame, described runner assembly bracing frame comprises fixed support plate 6 and elastomeric support column, described elastomeric support column is between fixed support plate 6 and switch re-pack, described runner assembly 2 is hinged with the fixed support plate 6 that is fixedly mounted on the rope hitch plate 8, and this runner assembly 2 is supported on the elastomeric support column, described elastomeric support column comprises double-screw bolt 1, be socketed on the double-screw bolt 1 elastomeric element and respectively with double-screw bolt 1 screw thread fit bonded assembly hold-down nut and stop nut, this elastomeric element is stage clip 5, hold-down nut is positioned at runner assembly 2 tops, elastomeric element is squeezed between stop nut and the runner assembly 2 by hold-down nut, described switch fixed mount 3 is fixedly connected on the rope hitch plate 8 hangingly, and safety switch 4 is installed on the switch fixed mount 3, runner assembly 2 pressurizeds and when bearing pin 7 rotations, switch re-packs and promotes safety switch 4 moving contacts simultaneously.In fact,, disconnect elevator control circuit, respond the runner assembly 2 pressurized facts in time for guaranteeing that runner assembly 2 can pressurized takes place to promote safety switch 4 around the rotatablely moving of bearing pin 7 to guarantee that switch re-packs; Simultaneously, also need guarantee when anti-slack rope normal operation, elastomeric support column provides predetermincd tension, so that runner assembly 2 is effectively supported, prevent runner assembly 2 maloperations, prevent that promptly the switch false touch that re-packs is moving, therefore, preferably elastomeric support column is supported on the axis of runner assembly 2, and fixed support plate 6 and switch re-pack and are arranged on the both sides of runner assembly 2 symmetrically.Thereby can guarantee rope hitch plate 8 mounting stability effectively, and during wire cable rupture, rotating shaft 21 under the lower end spring pressure of cable wire end combination, rotate move down steadily.
Two connecting panels 22 that described runner assembly 2 comprises rotating shaft 21 and is connected rotating shaft 21 two ends, the middle part of each piece connecting panel 22 is supported by elastomeric support column all respectively, and an end of each piece connecting panel 22 is also hinged with the fixed support plate 6 that is fixedly mounted on the rope hitch plate 8 respectively, be installed in the same side that fixed support plate 6 on two connecting panels 22 is positioned at rotating shaft 21 simultaneously, in addition, described switch re-packs and is arranged on the connecting panel 22, and promptly switch re-packs and fixed support plate 6 is divided on the connecting panel 22 of rotating shaft 21 both sides; Rope hitch plate 8 movable placements are passed in described double-screw bolt 1 upper end, the lower end is then passed connecting panel 22 back and is connected with stop nut, and the hold-down nut that elastomeric element is connected by screw thread fit on double-screw bolt 1 cylinder of connecting panel 22 tops is squeezed between stop nut and the connecting panel 22; The described fixed support plate 6 that is installed on two connecting panels 22 is located along the same line simultaneously.Described connecting panel 22 cross sections are L-shaped, the fag end bracing frame is installed on its flat end, it is vertically held and then is connected with rotating shaft 21, described switch re-packs and is the flat end of this " L " shape connecting panel 22, the moving contact of described safety switch 4 is positioned at the flat end below of this " L " shape connecting panel 22, the lower end of described fixed support plate 6 is installed on the connecting panel 22 by bearing pin 7 with locating, then captives joint with rope hitch plate 8 by threaded fasteners in the upper end of fixed support plate 6.
As from the foregoing, the present invention is by the combination of hold-down nut, stop nut and stage clip 5, and constituting one increases the predetermincd tension facility, thereby can regulate accordingly according to the situation of actual installation, avoids elevator misoperation situation in the high-speed cruising process; When the steel cable rope disconnected or becomes flexible, the spring in the fag end combination can be pressed in the rotating shaft 21, drove connecting panel 22 around bearing pin 7 rotations, touched safety switch 4, realized elevator brake.In addition, this is simple and reliable for structure, and is with low cost, is fit to promote.
Claims (6)
1. locking rope device of elevator, it is characterized in that: comprise rope hitch plate, runner assembly, the switch that is arranged on the runner assembly re-packs, switch fixed mount and runner assembly bracing frame, described runner assembly bracing frame comprises fixed support plate and elastomeric support column, described elastomeric support column is between fixed support plate and switch re-pack, described runner assembly is hinged with the fixed support plate that is fixedly mounted on the rope hitch plate, and this runner assembly is supported on the elastomeric support column, described elastomeric support column comprises double-screw bolt, be socketed on the double-screw bolt elastomeric element and respectively with double-screw bolt screw thread fit bonded assembly hold-down nut and stop nut, hold-down nut is positioned at the runner assembly top, elastomeric element is squeezed between stop nut and the runner assembly by hold-down nut, described switch fixed mount is fixedly connected on the rope hitch plate hangingly, and on the switch fixed mount safety switch is installed, runner assembly pressurized and when bearing pin rotate simultaneously, the switch promotion safety switch moving contact that re-packs.
2. the locking rope device of elevator according to claim 1, it is characterized in that: described elastomeric support column is arranged on the axis of runner assembly, and fixed support plate and switch re-pack and are arranged on the both sides of runner assembly symmetrically.
3. the locking rope device of elevator according to claim 1 and 2, it is characterized in that: two connecting panels that described runner assembly comprises rotating shaft and is connected the rotating shaft two ends, the middle part of each piece connecting panel is supported by elastomeric support column all respectively, and an end of each piece connecting panel is also hinged with the fixed support plate that is fixedly mounted on the rope hitch plate respectively, be installed in the same side that fixed support plate on two connecting panels is positioned at rotating shaft simultaneously, in addition, described switch re-packs and is arranged on the connecting panel, described hold-down nut is positioned at the connecting panel top, and described elastomeric element is squeezed between connecting panel and the stop nut.
4. the locking rope device of elevator according to claim 3 is characterized in that: the described fixed support plate that is installed on two connecting panels is located along the same line.
5. the locking rope device of elevator according to claim 1 is characterized in that: the lower end of fixed support plate is installed on the connecting panel by bearing pin with locating, then captives joint with rope hitch plate by threaded fasteners in the upper end of fixed support plate.
6. the locking rope device of elevator according to claim 3, it is characterized in that: described connecting panel cross section is L-shaped, the fag end bracing frame is installed on its flat end, it is vertically held and then is connected with rotating shaft, described switch re-packs and is that the flat end of this " L " shape connecting panel, the moving contact of described safety switch are positioned at the flat end below of this " L " shape connecting panel.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010266746 CN101941625B (en) | 2010-08-27 | 2010-08-27 | Rope loosening prevention device for elevator |
| RU2013112525/11A RU2543446C2 (en) | 2010-08-27 | 2011-04-08 | Device for prevention of elevator rope deflection |
| PCT/CN2011/072543 WO2012024927A1 (en) | 2010-08-27 | 2011-04-08 | Rope slack-preventing device of lift |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201010266746 CN101941625B (en) | 2010-08-27 | 2010-08-27 | Rope loosening prevention device for elevator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101941625A true CN101941625A (en) | 2011-01-12 |
| CN101941625B CN101941625B (en) | 2013-01-16 |
Family
ID=43433872
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201010266746 Active CN101941625B (en) | 2010-08-27 | 2010-08-27 | Rope loosening prevention device for elevator |
Country Status (3)
| Country | Link |
|---|---|
| CN (1) | CN101941625B (en) |
| RU (1) | RU2543446C2 (en) |
| WO (1) | WO2012024927A1 (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102358546A (en) * | 2011-08-30 | 2012-02-22 | 昆山通祐电梯有限公司 | Elevator rope breakage protection device |
| WO2012024927A1 (en) * | 2010-08-27 | 2012-03-01 | 康力电梯股份有限公司 | Rope slack-preventing device of lift |
| CN106395537A (en) * | 2016-11-30 | 2017-02-15 | 广州日滨科技发展有限公司 | No-machine room elevator steel wire rope groove escape detecting method and device and elevator |
| CN109052097A (en) * | 2018-09-30 | 2018-12-21 | 广东法雷奥电梯设备有限公司 | A kind of rope broken protector applied on elevator |
| CN111559684A (en) * | 2020-06-12 | 2020-08-21 | 巨龙电梯有限公司 | Novel rope loosening prevention device for elevator |
Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN102774718A (en) * | 2012-08-13 | 2012-11-14 | 唐山建设集团有限责任公司 | Checkup test method for rope breakage and loosening of material lifter |
| CN109025443A (en) * | 2018-07-27 | 2018-12-18 | 浙江天马停车设备有限公司 | Wirerope locking gear |
| CN112408283A (en) * | 2020-10-27 | 2021-02-26 | 王会珍 | Maintenance device for communication base station |
| CN113775222B (en) * | 2021-09-15 | 2022-10-28 | 安徽鸿杰威尔停车设备有限公司 | Improved generation intelligence garage parking is with dragging lift system |
| CN114701936A (en) * | 2022-04-15 | 2022-07-05 | 国家电网有限公司特高压建设分公司 | Top-collision-prevention safety control system of construction elevator and control method thereof |
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| CN201334291Y (en) * | 2008-12-31 | 2009-10-28 | 苏州江南嘉捷电梯股份有限公司 | Elevator rope slack protecting device |
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- 2011-04-08 RU RU2013112525/11A patent/RU2543446C2/en active
- 2011-04-08 WO PCT/CN2011/072543 patent/WO2012024927A1/en active Application Filing
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| CN101580201A (en) * | 2008-05-16 | 2009-11-18 | 上海三菱电梯有限公司 | Terminating set used for elevator device |
| CN201334291Y (en) * | 2008-12-31 | 2009-10-28 | 苏州江南嘉捷电梯股份有限公司 | Elevator rope slack protecting device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| WO2012024927A1 (en) * | 2010-08-27 | 2012-03-01 | 康力电梯股份有限公司 | Rope slack-preventing device of lift |
| CN102358546A (en) * | 2011-08-30 | 2012-02-22 | 昆山通祐电梯有限公司 | Elevator rope breakage protection device |
| CN106395537A (en) * | 2016-11-30 | 2017-02-15 | 广州日滨科技发展有限公司 | No-machine room elevator steel wire rope groove escape detecting method and device and elevator |
| CN109052097A (en) * | 2018-09-30 | 2018-12-21 | 广东法雷奥电梯设备有限公司 | A kind of rope broken protector applied on elevator |
| CN111559684A (en) * | 2020-06-12 | 2020-08-21 | 巨龙电梯有限公司 | Novel rope loosening prevention device for elevator |
| CN111559684B (en) * | 2020-06-12 | 2023-05-05 | 巨龙电梯有限公司 | Novel rope loosening prevention device for elevator |
Also Published As
| Publication number | Publication date |
|---|---|
| WO2012024927A1 (en) | 2012-03-01 |
| RU2543446C2 (en) | 2015-02-27 |
| CN101941625B (en) | 2013-01-16 |
| RU2013112525A (en) | 2014-10-10 |
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