CN202272599U - Mechanical prevention device for domestic elevator - Google Patents
Mechanical prevention device for domestic elevator Download PDFInfo
- Publication number
- CN202272599U CN202272599U CN2011203505781U CN201120350578U CN202272599U CN 202272599 U CN202272599 U CN 202272599U CN 2011203505781 U CN2011203505781 U CN 2011203505781U CN 201120350578 U CN201120350578 U CN 201120350578U CN 202272599 U CN202272599 U CN 202272599U
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- CN
- China
- Prior art keywords
- swing arm
- base
- spanner
- switch
- home lift
- 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.)
- Withdrawn - After Issue
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- Maintenance And Inspection Apparatuses For Elevators (AREA)
Abstract
The utility model discloses a mechanical prevention device for a domestic elevator in the field of elevators. The mechanical prevention device for the domestic elevator comprises an L-shaped connection plate with one side fixed on an elevator guide track, a groove-shaped base is fixedly arranged on the inside of the other side of the L-shaped connection plate, a groove-shaped swing arm with a groove opening opposite to a base groove opening is arranged inside the base, the base and the swing arm are hinged together through a rotary shaft and connected through an elastic mechanism, the elastic mechanism is arranged above the rotary shaft, a buffer is fixedly arranged at the upper end of the swing arm, the lower end of the swing arm is in a wedge shape, a connection button is fixedly arranged on a swing arm inner wall, and the connection button is connected with a brake loosening wrench for limiting a rotating position of the swing arm. The mechanical prevention device controls the buffer and the swing arm through the brake loosening wrench and simultaneously switches between a normal state and a prevention state, therefore operation is convenient and simple, the structure is compact and stable, safety of maintainers when the maintainers enter a well to work and maintain is improved, life safety of the maintainers is guaranteed, and the mechanical prevention device can be used for the domestic elevator.
Description
Technical field
The utility model relates to a kind of elevator, particularly a kind of elevator machine holdout device.
Background technology
Along with the fast development in home lift market in recent years; 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 the 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 and the pit space of household electrical ladder, needs to install mechanical holdout device and guarantee this survival space as accessory equipment.
The utility model content
The purpose of the utility model provides a kind of home lift and uses mechanical holdout device, makes it easy to operate simple, and has improved the safety of maintainer when getting into the hoistway operating maintenance, has ensured maintainer's life security.
The purpose of the utility model is achieved in that a kind of home lift uses mechanical holdout device; Comprise and be fixed on the L shaped connecting panel on the cage guide on one side; The another side inboard of said connecting panel is installed with the flute profile base, and the set inside of said base has the flute profile swing arm in opposite directions of notch and base notches, and is hinged through S. A. between said base and the swing arm; Also be connected between said base and the swing arm through elastic mechanism; Said elastic mechanism is installed in the top of S. A., and said swing arm upper end is installed with energy disperser, and the swing arm lower end is wedge shape; Be installed with junction button on the swing arm inwall, said junction button links to each other with the spanner that declutches of restriction swing arm turned position.
During the utility model work, when the staff need get into well pit or top maintenance, close the elevator power supply earlier; Make elevator out of service, and then unclamp the spanner that declutches that 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 rotates to blocked state along with swing arm is tilted simultaneously from normal condition, and the position that energy disperser is under the blocked state is the position of elevator upper pillar stand; Thereby play the purpose that stops elevator cab movement, guarantee the safe condition of space for maintenance; When maintenance finished, the staff was through 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 makes the elevator normal operation; The beneficial effect of the utility model is: the utility model switches between normal condition and blocked state through declutch spanner controller buffer and swing arm simultaneously; It is easy to operate simple; Connecting panel is fixed on the cage guide, and the captive joint relation between connecting panel, base, the swing arm has all been strengthened integrally-built stability; Thereby further improved the safety of maintainer when getting into the hoistway operating maintenance, ensured maintainer's life security.The utility model can be used in the home lift.
In order to improve the safety of maintainer when getting into hoistway work; Ensure maintainer's life security; The outside of said base is set with the limit switch of control elevator operation; Said 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 of limit switch damages; Thereby limit switch is provided with two; And re-packing with respect to said switch is symmetrical set, and switch re-packs and can trigger two limit switch work simultaneously, and said limit switch all is fixed on the base through switch bracket.Further ensured maintainer's life security.
For the structural stability of reinforced company's fishplate bar, thereby improve integrally-built intensity and stability, said connecting panel is provided with reinforced rib.
As the improvement of the utility model, said elastic mechanism is a retracing spring.Make it simple in structure, with low cost.
For ease at the mode of operation of hoistway external control the utility model; Do not receive the restriction of position; Said junction button links to each other through brake cable between the spanner with declutching; 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, and said adapter plate is installed on the hoistway external wall; The crust two ends of said brake cable are connected on said connecting panel and the said adapter plate, and the steel wire of brake cable is connected on the end and said junction button of the said spanner that declutches.Make that in the course of the work the action through the spanner pulling brake cable control swing arm of declutching when arriving assigned address, can keep the residing operating state of swing arm through inhibiting device.
Regulate the position that the spanner that declutches limits for ease, said inhibiting device is a bearing pin.
Description of drawings
Fig. 1 is the utility model structural representation.
Fig. 2 is the partial top view of Fig. 1.
Fig. 3 is the local mounting structure scheme drawing of the utility model.
The structural representation that Fig. 4 re-packs for limit switch, switch in the utility model.
Fig. 5 is the structural representation of swing arm and energy disperser in the utility model.
Fig. 6 is the part sectional view of the utility model normal condition.
Fig. 7 is the part sectional view of the utility model blocked state.
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 home lift shown in Fig. 1-5 is used mechanical holdout device, Yi Bian comprise the L shaped connecting panel 7 that is fixed on the cage guide 16, coupling is provided with and leads boots 17 on the guide rail 16; Lead boots 17 and be fixed on the column 18, column 18 is fixed together with car, and connecting panel 7 is provided with reinforced rib 11; The another side inboard of connecting panel 7 is installed with flute profile base 8, and the set inside of base 8 has notch and the flute profile swing arm 6 in opposite directions of base 8 notches, and is 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, and the outside of base 8 is set with the limit switch 9 of two control elevators operations; Two limit switches 9 all are fixed on the base 8 through switch bracket 15; Be provided with the switch that can trigger limit switch 9 actions simultaneously between two limit switches 9 and re-pack 10, limit switch 9 re-packs with respect to switch and 10 is symmetrical set, switch re-pack 10 be fixed on S. A. 14 protuberate basic units 8 an end; Swing arm 6 upper ends are installed with energy disperser 5; Swing arm 6 lower ends are wedge shape, are installed with junction button 12 on swing arm 6 inwalls, and junction button 12 links to each other through 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 is provided with the inhibiting device that limits spanner 1 position of declutching on the adapter plate 3, and inhibiting device is a 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.
During the utility model work, shown in Fig. 6-7, when the staff need get into well pit or top maintenance; Only need unload lower bearing pin 2 earlier, 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, plays the purpose that stops elevator cab movement, guarantees the safe condition of space for maintenance; When maintenance finished, the staff was through the spanner 1 pulling swing arm 6 of declutching, and 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 utility model switches between normal condition and blocked state through 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, and the captive joint relation between connecting panel 7, base 8, the swing arm 6 has all been strengthened integrally-built stability and intensity; Thereby further improved the safety of maintainer when getting into the hoistway operating maintenance, ensured maintainer's life security; Through 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 through brake cable 4, made things convenient for mode of operation, do not receive the restriction of position when making this device of control at this device of hoistway outer control; During for the maintenance of entering overhead, only need the upside-down mounting of this device can be accomplished the prevention to elevator.
The utility model is not limited to the foregoing description; On the basis of the disclosed technical scheme of the utility model; 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 the protection domain of the utility model.
Claims (9)
1. a home lift is used mechanical holdout device, it is characterized in that, Yi Bian comprise the L shaped connecting panel that is fixed on the cage guide; The another side inboard of said connecting panel is installed with the flute profile base, and the set inside of said base has the flute profile swing arm in opposite directions of notch and base notches, and is hinged through S. A. between said base and the swing arm; Also be connected between said base and the swing arm through elastic mechanism; Said elastic mechanism is installed in the top of S. A., and said swing arm upper end is installed with energy disperser, and the swing arm lower end is wedge shape; Be installed with junction button on the swing arm inwall, said junction button links to each other with the spanner that declutches of restriction swing arm turned position.
2. a kind of home lift according to claim 1 is used mechanical holdout device; It is characterized in that; The outside of said base is set with the limit switch of control elevator operation; Said 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.
3. a kind of home lift according to claim 2 is used mechanical holdout device; It is characterized in that; Said limit switch is provided with two; And re-packing with respect to said switch is symmetrical set, and switch re-packs and can trigger two limit switch work simultaneously, and said limit switch all is fixed on the base through switch bracket.
4. use mechanical holdout device according to each described a kind of home lift among the claim 1-3, it is characterized in that said connecting panel is provided with reinforced rib.
5. use mechanical holdout device according to each described a kind of home lift among the claim 1-3, it is characterized in that said elastic mechanism is a retracing spring.
6. use mechanical holdout device according to each described a kind of home lift among the claim 1-3; It is characterized in that; Said junction button links to each other through 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.
7. a kind of home lift according to claim 6 is used mechanical holdout device; It is characterized in that; The crust two ends of said brake cable are connected on said connecting panel and the said adapter plate, and the steel wire of brake cable is connected on the end and said junction button of the said spanner that declutches.
8. a kind of home lift according to claim 6 is used mechanical holdout device, it is characterized in that, said adapter plate is installed on the hoistway external wall.
9. a kind of home lift according to claim 6 is used mechanical holdout device, it is characterized in that, said inhibiting device is a bearing pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203505781U CN202272599U (en) | 2011-09-19 | 2011-09-19 | Mechanical prevention device for domestic elevator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203505781U CN202272599U (en) | 2011-09-19 | 2011-09-19 | Mechanical prevention device for domestic elevator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202272599U true CN202272599U (en) | 2012-06-13 |
Family
ID=46192972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203505781U Withdrawn - After Issue CN202272599U (en) | 2011-09-19 | 2011-09-19 | Mechanical prevention device for domestic elevator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202272599U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102320507A (en) * | 2011-09-19 | 2012-01-18 | 江苏通用电梯有限公司 | Mechanical resisting device for home elevator |
| CN103922207A (en) * | 2014-04-08 | 2014-07-16 | 广州日滨科技发展有限公司 | Integrated mechanical stopping and locking device of elevator |
-
2011
- 2011-09-19 CN CN2011203505781U patent/CN202272599U/en not_active Withdrawn - After Issue
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102320507A (en) * | 2011-09-19 | 2012-01-18 | 江苏通用电梯有限公司 | Mechanical resisting device for home elevator |
| CN102320507B (en) * | 2011-09-19 | 2013-03-13 | 江苏通用电梯有限公司 | Mechanical resisting device for home elevator |
| CN103922207A (en) * | 2014-04-08 | 2014-07-16 | 广州日滨科技发展有限公司 | Integrated mechanical stopping and locking device of elevator |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| AV01 | Patent right actively abandoned |
Granted publication date: 20120613 Effective date of abandoning: 20130313 |
|
| RGAV | Abandon patent right to avoid regrant |