CN102320507B - Mechanical resisting device for home elevator - Google Patents
Mechanical resisting device for home elevator Download PDFInfo
- Publication number
- CN102320507B CN102320507B CN 201110277867 CN201110277867A CN102320507B CN 102320507 B CN102320507 B CN 102320507B CN 201110277867 CN201110277867 CN 201110277867 CN 201110277867 A CN201110277867 A CN 201110277867A CN 102320507 B CN102320507 B CN 102320507B
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- Prior art keywords
- swing arm
- base
- spanner
- switch
- prevention device
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- Maintenance And Inspection Apparatuses For Elevators (AREA)
- Elevator Control (AREA)
Abstract
The invention discloses a mechanical resisting device for a home elevator in the field of elevators. The device comprises an L-shaped connection plate of which one side is fixed on an elevator guide rail, and the inside of the other side of the L-shaped connection plate is fixedly provided with a groove-shaped base; the base is internally provided with a notch and a groove-shaped swing arm opposite to the notch of the base, the base is hinged with the swing arm through a rotation shaft, and the base is connected with the swing arm through an elastic mechanism; the elastic mechanism is mounted over the rotation shaft, the upper end of the swing arm is fixed provided with a buffer, the lower end of the swing arm is wedge-shaped, the inner wall of the swing arm is fixedly provided with a connection buckle, and the connection buckle is connected with a release spanner for limiting the rotation position of the swing arm. In the device, the buffer and the swing arm are controlled through the release spanner to simultaneously switch between a normal state and a resisting state, so that the device is convenient and simple to operate; and the device is compact and steady in structure, can improve the safety of the maintenance personnel performing maintenance works in an elevator shaft and guarantee life safety of the maintenance personnel, and can be used in the home elevator.
Description
Technical field
The present invention relates to a kind of elevator, particularly a kind of elevator machine holdout device.
Background technology
Along with the in recent years fast development in home lift market, home lift life security guarantee to the maintainer in maintenance is obviously more and more important, for this reason, State General Administration for Quality Supervision and normalisation cuncil have issued GB/T 21739-2008 " home lift manufacturing and installation specification " in May, 2008, this standard has had clear and definite regulation to top layer and the pit space of home lift, when repair and maintenance personnel's life security can not be guaranteed in the top layer of home lift and pit space, need the installing mechanical stopping device guarantee this survival space as accessory equipment.
Summary of the invention
The purpose of this invention is to provide a kind of mechanical prevention device for domestic elevator, so that it is easy to operate simple, and has improved the safety of maintainer when entering the hoistway operating maintenance, ensured maintainer's life security.
The object of the present invention is achieved like this: a kind of mechanical prevention device for domestic elevator, comprise the L-type connecting panel that is fixed on the cage guide on one side, the another side inboard of described connecting panel is installed with the flute profile base, the inside of described base is provided with notch and base notches flute profile swing arm in opposite directions, hinged through S. A. between described base and the swing arm, also be connected through elastic mechanism between described base and the swing arm, described elastic mechanism is installed in the top of S. A., described swing arm upper end is installed with energy disperser, the swing arm lower end is wedge shape, be installed with junction button on the swing arm inwall, described junction button links to each other with the spanner that declutches of restriction swing arm turned position.
When the present invention works, when the staff need to enter well pit or top maintenance, close first the elevator power supply, so that elevator is out of service, and then unclamp the spanner that declutches, swing arm is rotated around S. A. under the storage elastic force effect of elastic mechanism, at this moment, the energy disperser that is fixed together with swing arm upper end is along with swing arm is tilted simultaneously, rotate to blocked state from normal condition, the position that energy disperser is under the blocked state is the position of elevator upper pillar stand, thereby plays the purpose that stops elevator cab movement, guarantees the safe condition of space for maintenance; When maintenance finished, the staff was by the spanner pulling swing arm of declutching, and swing arm is rotated around S. A. under the effect of the spanner pulling force that declutches, and energy disperser is along with swing arm is got back to normal condition from blocked state simultaneously, and opening elevator power supply again is so that the elevator normal operation; Beneficial effect of the present invention is: the present invention is switched between normal condition and blocked state by declutch spanner controller buffer and swing arm simultaneously, it is easy to operate simple, connecting panel is fixed on the cage guide, captive joint relation between connecting panel, base, the swing arm, all strengthened integrally-built stability, thereby further improved the safety of maintainer when entering the hoistway operating maintenance, ensured maintainer's life security.The present invention can be used in the home lift.
In order to improve the safety of maintainer when entering hoistway work, ensure maintainer's life security, the outside of described base is fixedly installed the limit switch of control elevator operation, described chassis outer side also is provided with the switch that triggers the limit switch action and re-packs, and switch re-packs and is fixed on the end that S. A. stretches out base.Switch re-packs, and the action message of triggering limit switch feeds back to the elevator electric loop when rotating, thereby the control elevator quits work.
Can control elevator and quit work in order further to guarantee limit switch, avoid in time to stop elevator work because limit switch damages, thereby limit switch is provided with two, and re-pack with respect to described switch and to be symmetrical arranged, switch re-packs and can trigger simultaneously two limit switch work, and described limit switch all is fixed on the base by switch bracket.Further ensured maintainer's life security.
For the structural stability of reinforced company's fishplate bar, thereby improve integrally-built strength and stability, be provided with reinforced rib on the described connecting panel.
As improvement of the present invention, described elastic mechanism is retracing spring.So that it is simple in structure, with low cost.
In order to make things convenient at hoistway external control mode of operation of the present invention, be not subjected to the restriction of position, described junction button links to each other by brake cable between the spanner with declutching, the spanner that declutches is hingedly mounted on the adapter plate, also be provided with the inhibiting device that limits the spanner position of declutching on the adapter plate, described adapter plate is installed on the hoistway external wall, and the crust two ends of described brake cable are connected on described connecting panel and the described adapter plate, and the steel wire of brake cable is connected on the end and described junction button of the described spanner that declutches.So that in the course of the work, the action by the spanner pulling brake cable control swing arm of declutching when arriving assigned address, can keep the residing operating state of swing arm by inhibiting device.
For the convenient position of regulating the spanner restriction of declutching, described inhibiting device is bearing pin.
Description of drawings
Fig. 1 is structural representation of the present invention.
Fig. 2 is the partial top view of Fig. 1.
Fig. 3 is local mounting structure scheme drawing of the present invention.
Fig. 4 is the structural representation that limit switch, switch re-pack among the present invention.
Fig. 5 is the structural representation of swing arm and energy disperser among the present invention.
Fig. 6 is the structural representation of normal condition of the present invention.
Fig. 7 is the structural representation of blocked state of the present invention.
Wherein, 1 spanner that declutches, 2 bearing pins, 3 adapter plates, 4 brake cables, 4a steel wire, 4b crust, 5 energy dispersers, 6 swing arms, 7 connecting panels, 8 bases, 9 limit switches, 10 switches re-pack, 11 reinforced ribs, 12 junction buttons, 13 retracing springs, 14 S. A.s, 15 switch brackets, 16 guide rails, 17 lead boots, 18 columns.
The specific embodiment
A kind of mechanical prevention device for domestic elevator shown in Fig. 1-5, comprise the L-type connecting panel 7 that is fixed on the cage guide 16 on one side, coupling is provided with and leads boots 17 on the guide rail 16, leading boots 17 is fixed on the column 18, column 18 is fixed together with car, be provided with reinforced rib 11 on the connecting panel 7, the another side inboard of connecting panel 7 is installed with flute profile base 8, the inside of base 8 is provided with notch and the flute profile swing arm 6 in opposite directions of base 8 notches, hinged through S. A. 14 between base 8 and the swing arm 6, also be connected through retracing spring 13 between base 8 and the swing arm 6, retracing spring 13 is installed in the top of S. A. 14, the outside of base 8 is fixedly installed the limit switch 9 of two control elevator operations, two limit switches 9 all are fixed on the base 8 by switch bracket 15, be provided with the switch that can trigger simultaneously limit switch 9 actions between two limit switches 9 and re-pack 10, limit switch 9 re-packs with respect to switch and 10 is symmetrical arranged, switch 10 ends that are fixed on S. A. 14 protuberate basic units 8 that re-pack, swing arm 6 upper ends are installed with energy disperser 5, swing arm 6 lower ends are wedge shape, be installed with junction button 12 on swing arm 6 inwalls, junction button 12 links to each other by brake cable 4 between the spanner 1 with declutching, the spanner 1 that declutches is hingedly mounted on the adapter plate 3, adapter plate 3 is installed on the hoistway external wall, also be provided with the inhibiting device that limits spanner 1 position of declutching on the adapter plate 3, inhibiting device is bearing pin 2, the crust 4b two ends of brake cable 4 are connected on connecting panel 7 and the adapter plate 3, and the steel wire 4a of brake cable 4 is connected on the end and junction button 12 of the spanner 1 that declutches.
When the present invention works, shown in Fig. 6-7, when the staff need to enter well pit or top maintenance, only need unload first lower bearing pin 2, unclamp the spanner 1 that declutches, swing arm 6 is rotated around S. A. 14 under the effect of the storage elastic force of retracing spring 13, at this moment, switch re-packs and 10 triggers limit switch 9 actions along with the rotation of S. A. 14, thereby the control elevator is out of service, simultaneously, with the fixing energy disperser 5 in swing arm 6 upper ends along with swing arm 6 is tilted simultaneously, rotate to blocked state from normal condition, energy disperser 5 just blocks the downward movement of column 18, play the purpose that stops elevator cab movement, guarantee the safe condition of space for maintenance; When maintenance finishes, the staff is by the spanner 1 pulling swing arm 6 of declutching, swing arm 6 is rotated around S. A. 14 under the effect of spanner 1 pulling force that declutches, energy disperser 5 inserts bearing pin 2 in the adapter plate 3 along with normal condition is got back in swing arm 6 simultaneously again, and the spanner 1 of avoiding declutching rebounds under the effect of elastic force, simultaneously, switch re-packs and 10 also turns to initial condition, and limit switch 9 also reverts to initial condition (non-triggering state), and this moment, elevator can normally move; The present invention is switched between normal condition and blocked state by declutch spanner 1 controller buffer 5 and swing arm 6 simultaneously, it is easy to operate simple, L shaped connecting panel 7 is fixed on the cage guide, captive joint relation between connecting panel 7, base 8, the swing arm 6, integrally-built stability and intensity have all been strengthened, thereby further improved the safety of maintainer when entering the hoistway operating maintenance, ensured maintainer's life security; By at two limit switches 9 of base 8 arranged outside, guaranteed when spanner 1 is declutched in pulling, even one of them limit switch 9 et out of order also can trigger the action of another limit switch 9, thereby guarantee that elevator is out of service, further ensured safe working environment; The structure of reinforced rib 11 has further been guaranteed the intensity of connecting panel 7; Connect declutch spanner 1 and swing arm 6 by brake cable 4, made things convenient for the mode of operation of outside hoistway, controlling this device, so that be not subjected to the restriction of position when controlling this device; For entering overhead when maintenance, only need the upside-down mounting of this device can be finished prevention to elevator.
The present invention is not limited to above-described embodiment; on the basis of technical scheme disclosed by the invention; those skilled in the art is according to disclosed technology contents; do not need performing creative labour just can make some replacements and distortion to some technical characterictics wherein, these replacements and distortion are all in protection scope of the present invention.
Claims (8)
1. mechanical prevention device for domestic elevator, it is characterized in that, comprise the L-type connecting panel that is fixed on the cage guide on one side, the another side inboard of described connecting panel is installed with the flute profile base, the inside of described base is provided with notch and base notches flute profile swing arm in opposite directions, hinged through S. A. between described base and the swing arm, also be connected through elastic mechanism between described base and the swing arm, described elastic mechanism is installed in the top of S. A., described swing arm upper end is installed with energy disperser, the swing arm lower end is wedge shape, be installed with junction button on the swing arm inwall, described junction button links to each other with the spanner that declutches of restriction swing arm turned position, the outside of described base is fixedly installed the limit switch of control elevator operation, described chassis outer side also is provided with the switch that triggers the limit switch action and re-packs, and switch re-packs and is fixed on the end that S. A. stretches out base.
2. mechanical prevention device for domestic elevator according to claim 1, it is characterized in that, described limit switch is provided with two, and re-pack with respect to described switch and to be symmetrical arranged, switch re-packs and can trigger simultaneously two limit switch work, and described limit switch all is fixed on the base by switch bracket.
3. mechanical prevention device for domestic elevator according to claim 1 and 2 is characterized in that, is provided with reinforced rib on the described connecting panel.
4. mechanical prevention device for domestic elevator according to claim 1 and 2 is characterized in that, described elastic mechanism is retracing spring.
5. mechanical prevention device for domestic elevator according to claim 1 and 2, it is characterized in that, described junction button links to each other by brake cable between the spanner with declutching, and the spanner that declutches is hingedly mounted on the adapter plate, also is provided with the inhibiting device that limits the spanner position of declutching on the adapter plate.
6. mechanical prevention device for domestic elevator according to claim 5, it is characterized in that, the crust two ends of described brake cable are connected on described connecting panel and the described adapter plate, and the steel wire of brake cable is connected on the end and described junction button of the described spanner that declutches.
7. mechanical prevention device for domestic elevator according to claim 5 is characterized in that, described adapter plate is installed on the hoistway external wall.
8. mechanical prevention device for domestic elevator according to claim 5 is characterized in that, described inhibiting device is bearing pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110277867 CN102320507B (en) | 2011-09-19 | 2011-09-19 | Mechanical resisting device for home elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201110277867 CN102320507B (en) | 2011-09-19 | 2011-09-19 | Mechanical resisting device for home elevator |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102320507A CN102320507A (en) | 2012-01-18 |
| CN102320507B true CN102320507B (en) | 2013-03-13 |
Family
ID=45448392
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 201110277867 Expired - Fee Related CN102320507B (en) | 2011-09-19 | 2011-09-19 | Mechanical resisting device for home elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN102320507B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105645208B (en) * | 2014-11-11 | 2018-11-23 | 上海爱登堡电梯集团股份有限公司 | Home elevator mechanical stopping device |
| CN105668367B (en) * | 2016-04-06 | 2018-03-27 | 巨立电梯股份有限公司 | A kind of maintenance support meanss operated outside elevator hoistways |
| CN109850706B (en) * | 2018-12-28 | 2021-11-09 | 重庆迈高电梯有限公司 | Villa elevator operation control method |
| CN115367586A (en) * | 2022-07-07 | 2022-11-22 | 江苏省特种设备安全监督检验研究院 | Elevator operation safety protection mechanism |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5601157A (en) * | 1995-04-18 | 1997-02-11 | Pflow Industries | Decklock |
| CN1902117A (en) * | 2003-12-19 | 2007-01-24 | 奥蒂斯电梯公司 | Car fall-prevention apparatus |
| CN201151596Y (en) * | 2007-12-28 | 2008-11-19 | 苏州江南嘉捷电梯股份有限公司 | Falling proof device of elevator lift-cabin |
| CN202272599U (en) * | 2011-09-19 | 2012-06-13 | 江苏通用电梯有限公司 | Mechanical prevention device for domestic elevator |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP3209931B2 (en) * | 1996-12-09 | 2001-09-17 | 株式会社日立ビルシステム | Elevator car fixing device |
-
2011
- 2011-09-19 CN CN 201110277867 patent/CN102320507B/en not_active Expired - Fee Related
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5601157A (en) * | 1995-04-18 | 1997-02-11 | Pflow Industries | Decklock |
| CN1902117A (en) * | 2003-12-19 | 2007-01-24 | 奥蒂斯电梯公司 | Car fall-prevention apparatus |
| CN201151596Y (en) * | 2007-12-28 | 2008-11-19 | 苏州江南嘉捷电梯股份有限公司 | Falling proof device of elevator lift-cabin |
| CN202272599U (en) * | 2011-09-19 | 2012-06-13 | 江苏通用电梯有限公司 | Mechanical prevention device for domestic elevator |
Also Published As
| Publication number | Publication date |
|---|---|
| CN102320507A (en) | 2012-01-18 |
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Granted publication date: 20130313 Termination date: 20150919 |
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| EXPY | Termination of patent right or utility model |