CN2539732Y - Falling-proof device for lift equipment - Google Patents
Falling-proof device for lift equipment Download PDFInfo
- Publication number
- CN2539732Y CN2539732Y CN 02229993 CN02229993U CN2539732Y CN 2539732 Y CN2539732 Y CN 2539732Y CN 02229993 CN02229993 CN 02229993 CN 02229993 U CN02229993 U CN 02229993U CN 2539732 Y CN2539732 Y CN 2539732Y
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- support body
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- falling
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Abstract
The utility model relates to a falling-proof device for lift equipment for the building construction, mining enterprises and building interior. The device comprises a safety clamp, a traction electromagnet and a trigger switch. A movable clamp block of the safety clamp is connected with the traction electromagnet. The safety clamp and the clamped object produce a relative role. The utility model can allow the synchronous movement of the traction electromagnet and a hoisting machine of a lifting frame through a power switch and a trigger switch on the frame and close to the lifting rope, so that the frame of the lifting equipment can normally lift or drop. The frame stops operation, the utility model can carry out a stopping protection; and when the frame falls, the utility model can carry out a falling-proof protection. The device has the advantages of scientific and reasonable structure, safe and reliable operation, and convenient use and installation, is a new falling-proof device for prior industrial and civil lifting equipments, and can be widely popularized and used on guide creeping frames, guide creeping formworks and guide lifting machines.
Description
Technical field
The utility model belongs to the jacking equipment fender guard of a kind of building operation, industrial and mining enterprises and interior of building, particularly a kind of jacking equipment anti-fall device.
Background technology
In present technology, existing jacking equipment is as the XHR-01 type climbing scaffold with guideway of Beijing production.Under the hoisting rope effect, the support body of climbing frame rises or descends along guide rail.Stop transport in the air when capable at height, need the workman support body to be locked on the guide rail, carry out the stop of support body and protect with spacing lock.When the workman was installing spacing lock, hoisting rope ruptured suddenly, and support body out of control falls suddenly, will cause installer's danger.Support body rise or fall in service; every suspension centre has only adopted a cover to be triggered the anti-fall device of actuating unit by spring; spring easy-to-rust and fatigue in long-term open-air work weaken elastic force, the spring that elastic force weakens can occur and be difficult for triggering actuating unit action, the accident that causes anti-falling protection to lose efficacy.
Summary of the invention
The purpose of this utility model is to overcome above-mentioned the deficiencies in the prior art part, and a kind of jacking equipment anti-fall device scientific and reasonable for structure, safe and reliable to operation, easy to install is provided.
The technical solution of the utility model is: safety gear block and tractive magnet are installed on the guide rail, and fixed clamp block on the safety gear block and active clamp block are separately positioned on the both sides of gripped object, and gripped object is connected with support body.Above-mentioned safety gear block and tractive magnet or be installed in support body by guide rail one side, and be gripped object with the guide rail, fixed clamp block on the safety gear block and active clamp block are separately positioned on the guide rail both sides.Active clamp block is connected with suction piece on the tractive magnet.Supply with the power supply of tractive magnet and gig, behind the trigger switch of the hoisting rope on being installed in support body and when being in the lifting support body, the common source switch.Be connected with spring between active clamp block and the safety gear block, hoisting rope one end is connected with support body, and the other end is connected with gig.
Description of drawings
Fig. 1 is that the utility model safety gear block, tractive magnet are contained in the example structure scheme drawing on the guide rail.
Fig. 2 is that the utility model safety gear block, tractive magnet are contained in the example structure scheme drawing on the support body.
The specific embodiment
Embodiment 1: safety gear block 6 and tractive magnet 11 are installed on the guide rail 12 of jacking equipment.Fixed clamp block 7 on the safety gear block 6 and active clamp block 9 are separately positioned on the both sides of gripped object 5, and gripped object 5 is fastened on the support body 2.Active clamp block 9 is connected with suction piece 10 on the tractive magnet 11, is connected with spring 8 between active clamp block 9 and the safety gear block 6.Be used to supply with tractive magnet 11 and drive the gig power supply of hoisting rope 3, after being installed on the support body 2 and being normally closed trigger switch 4 near hoisting rope 3, the common source switch.Hoisting rope 3 is fixedly connected on the support body 2.Its process was when the utility model used in reality: the support body of jacking equipment 2 is prepared to rise or when falling, the energized switch.Power supply is through trigger switch 4, simultaneously to gig that drives hoisting rope 3 and tractive magnet 11 power supplies.Active clamp block 9 deadweights that the suction piece 10 and overcome of tractive magnet 11 adhesives after the energising on it is connected and the elastic force of spring 8, active clamp block 9 leave near gripped object 5 and keep motionless.The gig of energising drives hoisting rope 3 pulling support bodys 2 simultaneously, does to rise or fall operation by roller 1 along guide rail 12, and gripped object 5 moves with support body 2 simultaneously.When 2 liters of support bodys or when dropping to required height, close source switch.The gig of outage is stopped transport to be changeed, and hoisting rope 3 and support body 2 stop thereupon.Duan Dian tractive magnet 11 loses the suction-combining force simultaneously, suction piece 10 on it and the active clamp block 9 that is connected, under the deadweight and the effect of spring 8, near and pin gripped object 5 pulling support bodys 2 and stop protection.When driving support body 2 operating hoisting ropes 3 fracture accident takes place suddenly, support body 2 falls out of control, and the hoisting rope 3 of fracture touches near the trigger switch on it 4, turn-offs the power supply of supplying with tractive magnet 11 and gig simultaneously respectively, carries out support body 2 anti-falling protections.
Embodiment 2: the support body 2 ' at jacking equipment leans on guide rail 12 ' one side, and safety gear block 6 ' and tractive magnet 11 ' are installed, and is gripped object with guide rail 12 '.The both sides that fixed clamp block 7 ' on the safety gear block 6 ' and active clamp block 9 ' are separately positioned on guide rail 12 '.Active clamp block 9 ' is connected with suction piece 10 ' on the tractive magnet 11 ', is connected with spring 8 ' between active clamp block 9 ' and the safety gear block 6 '.Be used to supply with tractive magnet 11 ' and drive the gig power supply of hoisting rope 3 ', after being installed in support body 2 ' and going up and be the trigger switch 4 ' of normally closed shape near hoisting rope 3 ', the common source switch.Hoisting rope 3 ' is fixedly connected on the support body 2 '.Its process was when the utility model used in reality: the support body of jacking equipment 2 ' is prepared to rise or when falling, the energized switch.Power supply is through trigger switch 4 ', simultaneously respectively to gig and tractive magnet 11 ' power supply.Tractive magnet 11 ' the adhesive of energising on it suction piece 10 ' and spur the elastic force that the active clamp block 9 ' that is connected overcomes spring 8 ', active clamp block 9 ' leave near guide rail 12 ' and keep motionless.The gig of energising drives hoisting rope 3 ' pulling support body 2 ' simultaneously, does to rise or fall operation by roller 1 ' along guide rail 12 '.When support body 2 ' rises or drop to required height, close source switch.The gig of outage is stopped transport to be changeed, and hoisting rope 3 ' and support body 2 ' stop thereupon.Duan Dian tractive magnet 11 ' loses the suction-combining force simultaneously, and suction piece 10 ' on it and the active clamp block 9 ' that is connected near guide rail 12 ' and pin support body 2 ' on guide rail 12 ', are stopped protection under the elastic force effect of spring 8 '.When driving support body 2 ' the operating hoisting rope 3 ' fracture accident takes place suddenly, support body 2 ' falls out of control.The hoisting rope 3 ' of fracture touches near the trigger switch 4 ' on it, turn-offs the power supply of supplying with tractive magnet 11 ' and gig respectively, carries out the anti-falling protection of support body 2 '.The support body that the utility model is alleged can also be the cage body of the support body of the support body of climbing scaffold with guideway, guide tracked creeping formwork, guide tracked elevator.
The utility model is compared with present technology, has characteristics such as scientific and reasonable for structure, safe and reliable to operation, easy to install, with low cost, is the anti-fall device of new generation of existing industry and civilian jacking equipment.
Claims (2)
1, a kind of jacking equipment anti-fall device, comprise gig, hoisting rope, support body and guide rail, it is characterized in that safety gear block (6) and tractive magnet (11) are installed on the guide rail (12), fixed clamp block (7) on the safety gear block (6) and active clamp block (9) are separately positioned on the both sides of gripped object (5), and gripped object (5) is connected with support body (2); Above-mentioned safety gear block (6) and drawing magnetism (11) or be installed in support body (2) by guide rail (12) one sides, and be gripped object with guide rail (12), fixed clamp block (7) on the safety gear block (6) and active clamp block (9) are separately positioned on the both sides of guide rail (12), suction piece (10) on the tractive magnet (11) is connected with active clamp block (9), and the trigger switch (4) of control tractive magnet (11) and gig power supply is installed on the support body (2) and near the hoisting rope that is in lifting support body (2) (3).
2, jacking equipment anti-fall device according to claim 1 is characterized in that being connected with spring (8) between safety gear block (6) and the active clamp block (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02229993 CN2539732Y (en) | 2002-03-27 | 2002-03-27 | Falling-proof device for lift equipment |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 02229993 CN2539732Y (en) | 2002-03-27 | 2002-03-27 | Falling-proof device for lift equipment |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2539732Y true CN2539732Y (en) | 2003-03-12 |
Family
ID=33706124
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 02229993 Expired - Fee Related CN2539732Y (en) | 2002-03-27 | 2002-03-27 | Falling-proof device for lift equipment |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2539732Y (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101806671A (en) * | 2010-04-26 | 2010-08-18 | 西华大学 | Testing device for safety tongs of elevator |
| CN101973474A (en) * | 2010-11-08 | 2011-02-16 | 日立电梯(上海)有限公司 | Elevator overspeed protective device |
| WO2016058256A1 (en) * | 2014-10-16 | 2016-04-21 | 邹家春 | Weightless safety clamp |
| CN106698147A (en) * | 2016-12-05 | 2017-05-24 | 中国矿业大学 | Intelligent fall prevention method and device of deep well lifting system |
| CN107161598A (en) * | 2017-05-17 | 2017-09-15 | 东风设备制造有限公司 | A kind of servo lifts rolling bed |
| CN108502666A (en) * | 2017-04-11 | 2018-09-07 | 宁波天弘电力器具有限公司 | A kind of lifting gear with electromagnetism anti-drop function |
| CN109019236A (en) * | 2017-06-12 | 2018-12-18 | 上海三菱电梯有限公司 | The fault detection means and detection method of brake controller of elevator |
| CN113636430A (en) * | 2021-07-13 | 2021-11-12 | 中际联合（北京）科技股份有限公司 | Safety device for high-altitude lifting equipment and high-altitude lifting equipment |
-
2002
- 2002-03-27 CN CN 02229993 patent/CN2539732Y/en not_active Expired - Fee Related
Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101806671A (en) * | 2010-04-26 | 2010-08-18 | 西华大学 | Testing device for safety tongs of elevator |
| CN101806671B (en) * | 2010-04-26 | 2012-04-18 | 西华大学 | Testing device for safety tongs of elevator |
| CN101973474A (en) * | 2010-11-08 | 2011-02-16 | 日立电梯(上海)有限公司 | Elevator overspeed protective device |
| CN101973474B (en) * | 2010-11-08 | 2012-07-18 | 日立电梯(上海)有限公司 | Elevator overspeed protective device |
| WO2016058256A1 (en) * | 2014-10-16 | 2016-04-21 | 邹家春 | Weightless safety clamp |
| CN106698147A (en) * | 2016-12-05 | 2017-05-24 | 中国矿业大学 | Intelligent fall prevention method and device of deep well lifting system |
| CN108502666A (en) * | 2017-04-11 | 2018-09-07 | 宁波天弘电力器具有限公司 | A kind of lifting gear with electromagnetism anti-drop function |
| CN107161598A (en) * | 2017-05-17 | 2017-09-15 | 东风设备制造有限公司 | A kind of servo lifts rolling bed |
| CN109019236A (en) * | 2017-06-12 | 2018-12-18 | 上海三菱电梯有限公司 | The fault detection means and detection method of brake controller of elevator |
| CN113636430A (en) * | 2021-07-13 | 2021-11-12 | 中际联合（北京）科技股份有限公司 | Safety device for high-altitude lifting equipment and high-altitude lifting equipment |
| CN113636430B (en) * | 2021-07-13 | 2023-03-03 | 中际联合（北京）科技股份有限公司 | Safety device for high-altitude lifting equipment and high-altitude lifting equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C19 | Lapse of patent right due to non-payment of the annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |